• US1936855A - Adjustable truss pad : en
  • US1937262A - Animal trap : en
  • SU33118A1 - Apparatus for thickening grape and the like juice : en ru
  • SU33324A1 - Spring-rod rotary dynamometer : en ru
  • US1936983A - Process of mold fermentation and apparatus therefor : en
  • CH165569A - Stencil sheet. : de en
  • SU33098A1 - Device for drawing patterns on the fabric : en ru
  • SU33109A1 - Vrubov machine with hydraulic drive mechanism : en ru
  • CA337502A - Wire stripping apparatus : en fr
  • CH165676A - Low capacity, low loss, shielded cable for high frequency. : en fr
  • CH165544A - Device for testing electricity meters without interrupting the current delivery. : de en
  • SU33145A1 - The method of crystallization of alkali metal permanganate from solutions : en ru
  • US1936628A - Float controlled apparatus : en
  • ES132365A1 - A procedure for the construction of metal reinforcements with concrete lining for the manufacture of poles, beams, vices, floors, frames, doors, windows, sleepers for railways and in general for all kinds of cement constitution : en es
  • FR755667A - Process for the preparation of intermediate products for obtaining colorants, products obtained by this process and their applications : en fr
  • GB402204A - Improvements in pit tub and like vehicle bodies : en
  • GB402355A - Improvements in impulse transmitting apparatus for automatic telephony systems : en
  • US1937058A - Thermostat for electric heaters : en
  • US1937167A - Safety razor : en
  • US1936684A - Starting means for electric clocks : en
  • US1937154A - Halogenated pyridinoanthraquinones : en
  • CH165555A - Calendar timepiece. : en fr
  • CH165637A - Electric gas lighter. : de en
  • SU33383A1 - Piano, combined with harmonium : en ru
  • US1937026A - Means for signaling : en
  • US1937127A - Variable speed transmission device : en
  • US1937183A - Vehicle body framework : en
  • US1937336A - Fire control system : en
  • FR755631A - Compounds of the acridinium series and their preparation process : en fr
  • US1937171A - Drill puller : en
  • US1937030A - Grinding mill : en
  • SU29261A1 - Device for changing the height of the levels : en ru
  • US1936895A - Humidifying apparatus : en
  • SU33430A1 - Alarm device : en ru
  • US1936568A - Door for silos : en
  • US1937248A - Rotary slicer : en
  • US1936665A - Tap holder : en
  • US1936999A - Process and composition for rubberizing water repellent material and product thereof : en
  • US1937243A - Detachable road scraper blade : en
  • BE399020R - Manufacture of wet binders : en fr
  • SU33152A1 - The method of obtaining soluble modification of ferro-tanat : en ru
  • US1937224A - Lock : en
  • DE589115C - OEdaempfungseinrichtung with pistons working in cylinders for the pendulum of regulators, especially axis regulators : de en
  • CH165618A - Time switch with revolving day disc for the optional suppression of switching processes in a cyclical sequence. : de en
  • CH165660A - Apparatus with coin insertion for issuing tokens for purchase of goods. : de en
  • SU33436A1 - Spray Plating Device : en ru
  • SU33349A1 - A tool for pruning sorghum roots and similar crops : en ru
  • SU33396A1 - Method of designing film images without rewinding films : en ru
  • US1936590A - Manufacture of cellulose esters : en
  • US1937046A - Electric battery : en
  • DE588979C - Overflow hot water storage tank with a drain pipe, the mouth of which is adjustable in height : de en
  • CH165714A - Method for the automatic separation of the individual books produced together in saddle stitching machines. : de en
  • ES1838Y - Table for annotations of the races of any gender. : en es
  • CH165435A - Vacuum cleaner for ventilation or smoke ducts. : en fr
  • CA337534A - Sound reproducer driving unit : en fr
  • SU33400A1 - The device for determining the time and exposure : en ru
  • US1936799A - Welding electrode : en
  • DE588779C - Electrolytic capacitor : de en
  • DE588863C - Pipe push bench, the mandrel carrier and mandrel run on a track : de en
  • CA337470A - Cosmetic box : en fr
  • CA337488A - Motion picture apparatus : en fr
  • US1936645A - Car truck : en
  • US1936774A - Synchronizing equipment : en
  • US1937451A - Electric meter : en
  • FR755791A - Control device for valves or other similar applications : en fr
  • FR755848A - Harp-like string instrument : en fr
  • GB402359A - Improvements in or relating to means for detachably securing loose or bound sheets or leaves to a base or support : en
  • GB402202A - An improved machine for defleshing sisal leaves and like fibrous material : en
  • FR755669A - Buttonhole sewing machine : en fr
  • SU33246A1 - Lattice for firebox room stoves : en ru
  • US1937128A - Golf bag support : en
  • DE588870C - Electric top drive for the laundry mover of a washing machine : de en
  • CH165557A - Steel alloy. : de en
  • DE568283C - Electrically heated metallizing, painting, Bruenier and Blaeu machine : de en
  • FR755920A - Improvements to charging devices for cinematographic cameras : en fr
  • SU33300A1 - The method of obtaining synthetic resin shaped products for the manufacture of plastics : en ru
  • US1936679A - Wire straightening mechanism : en
  • US1937060A - Silicon carbide and the manufacture thereof : en
  • PL19175B1 - A method of producing valuable lubricating oils. : en pl
  • US1937369A - Electric valve circuit : en
  • FR755917A - Device for increasing the range of control of electron ray tubes used for recording sound, for television and for similar purposes : en fr
  • US1937259A - Method of breaking petroleum emulsions : en
  • PL19289B1 - A method of separating noble gases from natural gas and a device used for this purpose. : en pl
  • US1936886A - Method of studio technique : en
  • US1936894A - Heat responsive self-lubricating bearing and method of making the same : en
  • USRE19011E - noser r : en
  • ES131923A1 - Improvements in carbon screeners : en es
  • GB402266A - Improvements in instruments for recording the operation periods of vehicles or machines : en
  • DE588792C - Flywheel starter : de en
  • DE589090C - Feeding device for gas generators : de en
  • PL19249B1 - A device for making decorative fabrics. : en pl
  • US1937129A - Brake shoe : en
  • AU2982730A - Improvements in or relating to methods of and apparatus for conditioning air : en
  • CA337489A - Motion picture apparatus : en fr
  • PL19123B1 - Vegetable storage building. : en pl
  • SU33083A1 - Beet harvesting machine : en ru
  • US1937044A - Flush valve : en
  • US1937378A - Sound-motion picture producer : en
  • CA337503A - Snap acting device : en fr
  • US1936832A - Automatic brake for trailers : en
  • SU33283A1 - Grinding machine : en ru
  • ES132333A1 - Mower machine with leaves that oscillate transversely. : en es
  • FR755995A - Grapple for metal posts : en fr
  • SU33366A1 - Internal combustion turbine : en ru
  • US1937186A - Wall construction : en
  • US1937267A - Apparatus for varying the leverage of the link and lever gearing of vehicle brakes : en
  • US1936630A - Combination harvester-thresher : en
  • US1936687A - Golf practice device : en
  • US1936877A - Wheel : en
  • PL19272B1 - A method for producing a refreshing drink from milk, and an apparatus for carrying out the method. : en pl
  • US1937001A - Packing segregated units : en
  • US1937480A - Retaining device for storage containers : en
  • FR755597A - Compensated and mixed brake control device for railcars : en fr
  • FR755632A - Improvement of plows to ensure the destruction of weeds : en fr
  • GB402198A - Improvements in or relating to kinematograph apparatus : en
  • GB402375A - Improvements in or relating to wedge or anchor bolts : en
  • GB402170A - Improvements in lawn mowers : en
  • FR755871A - Process for dyeing furs : en fr
  • SU33230A1 - Relay : en ru
  • US1937082A - Grate cleaning mechanism for looms : en
  • PL19157B1 - The method of obtaining mono-azo dyes. : en pl
  • US1937339A - Reflecting device : en
  • US1937420A - Apparatus for heat treating wire : en
  • US1937486A - Method of constructing strainer supports : en
  • CH165543A - A method for registering electrical consumption values that simplifies billing and statistics. : de en
  • CH165649A - Device for attaching artificial teeth to the prosthesis. : de en
  • CH165658A - Aid for removing skin folds on the head. : de en
  • US1937008A - Corrective brassiere : en
  • SU33322A1 - Heat meter : en ru
  • DE589128C - Process for the production of lightfast lithopones : de en
  • ES2066U - Joints of the transverse supports with the longitudinal supports of the frames in the motor vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • SU33148A1 - The method of separation of secondary and tertiary amines from primary : en ru
  • US1937147A - Drilling apparatus : en
  • BE399065A - : en
  • CA337524A - Rubber compounding method : en fr
  • CA337490A - Film spooling system : en fr
  • CH165651A - Process for the production of radioactive compresses. : de en
  • US1936683A - Frequency measurement : en
  • DE588967C - Device for attaching stencils to a holding bar for rotary stencil printer : de en
  • CH165518A - Typewriter. : de en
  • DK48078C - Procedure for Stabilizing the Consistency of Bone Honey. : da en
  • DE589019C - Zipper : de en
  • FR755725A - Friction Gear Shift Improvements : en fr
  • DE588944C - Process for the production of rhodane compounds : de en
  • FR755644A - elements for gripping and decorating kitchen utensils and all other : en fr
  • GB402187A - Improvements in or relating to brick building material : en
  • US1937325A - Automatic regenerative water softener : en
  • US1937164A - Machine for coating paper and fabric : en
  • CH165477A - Threading device. : de en
  • GB402340A - Core for dry battery and process for the manufacture thereof : en
  • FR755694A - Improvements to assemblies between shafts and associated bushings or tubular elements : en fr
  • FR755802A - Process for manufacturing knives for household use and resulting industrial products : en fr
  • FR755847A - Improvements to removable muffle annealing furnaces : en fr
  • USD91122S - Design for a picture frame : en
  • FR755705A - Process for the preparation of full color images on a printing material emulsified on both sides : en fr
  • DE588756C - Structures that can be moved telescopically against one another, e.g. B. for overburden conveyor bridges : de en
  • GB402200A - Improvements in or relating to metallic measuring tapes and rules : en
  • FR755908A - Disazo compounds and process for their preparation : en fr
  • GB402232A - Improvements in or relating to synchronous electric motors : en
  • DE588775C - One-piece dust bag hood for vehicle axle sockets screwed to the housing : de en
  • FR755707A - Improvements to gasification burners : en fr
  • GB402117A - Improvements in or relating to galvanic batteries : en
  • GB402214A - Improvements in or relating to electric discharge tubes : en
  • FR755656A - Small generator set with steam turbine : en fr
  • PL19153B1 - Method of photochemical oxidation of organic and inorganic compounds. : en pl
  • SU33412A1 - Gear gear : en ru
  • US1936691A - Candle snuffer : en
  • US1937093A - Dry cleaning system : en
  • DE583843C - Device for the production of carbonated beverages : de en
  • CA337403A - Detonator safety device : en fr
  • GB402236A - Improvements in structural members for aircraft : en
  • FR755885A - Device for the classification of plates, files, etc. : en fr
  • SU33202A1 - Device to selectively call telephones : en ru
  • US1936674A - Hair waving apparatus and method : en
  • US1936717A - Car truck bolster : en
  • DE588492C - Grinding machine with container with overflow for separating the grinding sludge from the cooling water : de en
  • DE588781C - Process for the production of azo dyes : de en
  • PL19187B1 - Pin Impact Mill. : en pl
  • US1937062A - Transport truck : en
  • FR755886A - Electro-magnetic repeater to indicate the position of two moving parts in two extreme positions : en fr
  • GB402299A - Improvements in and relating to heating apparatus : en
  • FR755801A - Device for the production of hollow and solid stones, particularly clay and other plastics : en fr
  • CA337505A - Railway traffic controlling system : en fr
  • FR755845A - Separable cartridge tape, for machine guns or other similar firearms : en fr
  • GB402269A - Floor covering and method of producing the same : en
  • GB402336A - Improvements in or relating to filters on water taps : en
  • PL19292B1 - : en pl
  • US1936591A - Steam sprayer : en
  • US1936911A - Wringer mounting and drive for washing machines : en
  • US1936921A - Refrigerator car door fastener : en
  • US1937407A - Loose reed for looms : en
  • SU33407A1 - Apparatus for the formation of fire extinguishing foam : en ru
  • US1937000A - Closure : en
  • FR755933A - Improvements to flexible blade switches : en fr
  • DE588904C - Crank drive for the tiltable casting ladle of a centrifugal casting machine : de en
  • DE588988C - Device for the automatic separation of screw nuts lying on a side surface : de en
  • US1937074A - Shoe : en
  • US1937381A - Oxidation catalyst : en
  • US1937398A - Dual service mail crane : en
  • US1936881A - Carbonization of carbonaceous materials : en
  • CH165617A - Tariff and switching device for electrically heated devices. : de en
  • CH165681A - Method and device for the electrical integration of measured quantities. : de en
  • DE588623C - Dispensing device for the hygienic pouring of milk : de en
  • FR755637A - Plant fiber bleaching process : en fr
  • FR755558A - Cable ties : en fr
  • US1937305A - Office- : en
  • DE589024C - Pressure compensation device on multi-roller lever or hydraulic calenders : de en
  • DE589012C - Waterproof fabrics, especially for rail car roofing : de en
  • FR755668A - Turbine-steam engine unit control system : en fr
  • FR755634A - Electric discharge tube : en fr
  • FR755855A - Method and device for the manufacture of pipes from concrete and similar materials : en fr
  • FR756000A - Improvements to devices for rolling or curling hair and intended for permanent waving devices : en fr
  • DE589085C - Method for the transmission of electrical cables provided with fiber insulation : de en
  • FR755609A - Improvements to ice trays for refrigeration appliances : en fr
  • DE589016C - Device on steam boilers for skimming and sludging of the boiler water : de en
  • US1937335A - Water heating and circulating system : en
  • DE588987C - Threading machine with electromagnetic reversing control : de en
  • GB402303A - Improvements in or relating to mechanical joints and connections : en
  • FR755730A - Improvements to devices used to test the balance of rotating bodies : en fr
  • FR755580A - Method and device for concentrating or pre-concentrating electron beams : en fr
  • GB402227A - Improvements in coin-operated safety valves for gas meters : en
  • CH165689A - Switching and control device for transmissions to be switched by negative or positive pressure, in particular of motor vehicles. : de en
  • US1936927A - Cash register : en
  • US1937097A - Lighter : en
  • PL19269B1 - Flat eyelet loom for making knitted plush lining. : en pl
  • CH165728A - Process for the preparation of a tin complex salt mixture. : de en
  • DE588957C - Chain clipper : de en
  • PL19122B1 - The method of obtaining dry yeast. : en pl
  • SU33157A1 - Device to prevent scale formation in boilers and to prevent liquids from being thrown out when boiling : en ru
  • US1937343A - Radiator : en
  • FR755825A - Rational framework for mechanical filters : en fr
  • FR755583A - Process for the production of arsenic aminoaryl compounds : en fr
  • GB402115A - Improvements in capsuling bottles and apparatus therefor : en
  • FR755586A - Stockings suspension improvements : en fr
  • DE588948C - D'Arsonval apparatus with transformer operation and spark gap : de en
  • DE588984C - All kinds of vessels (especially cooking vessels) that are enamelled on the outside and have a nickel layer on the inside : de en
  • DE589066C - Device for drying wet, pre-dewatered goods : de en
  • GB402272A - Furniture castor with foot plate : en
  • US1937108A - Transmission system : en
  • US1937212A - Method of obtaining supporting power for aircraft : en
  • FR755864A - : fr
  • GB402182A - Improvements in or relating to motor vehicle bodywork : en
  • SU33213A1 - Device for controlling electronic navigation devices : en ru
  • SU33364A1 - Internal combustion engine : en ru
  • US1937395A - Recirculating furnace : en
  • SU33259A1 - Samovar : en ru
  • US1937389A - Electrical musical instrument : en
  • CA337456A - Light source : en fr
  • DE588897C - Process for the production of water-insoluble azo dyes : de en
  • GB402247A - Improvements in road-or-railway vehicles : en
  • IE12550L - Printing : en
  • FR755569A - Holder for brushes and toothbrush glass : en fr
  • FR755625A - Forklift upgrades : en fr
  • DE588619C - Free-running sewing machine hook : de en
  • DE588836C - Switching device, especially for tariff guards : de en
  • CA337415A - Wrapping method : en fr
  • DE589124C - Flat or profile roll consisting of a core and a shell cast around it : de en
  • CH165566A - Process for the production of safety razor blades. : en fr
  • PL19207B1 - Electric sterilizer. : en pl
  • US1937234A - Driving mechanism : en
  • SU33211A1 - Single pole mercury electrical switch : en ru
  • SU33209A1 - A method of manufacturing a protective sheath for electrical cables : en ru
  • US1936763A - Regulator : en
  • CA337481A - Flexible sheet cleaning apparatus : en fr
  • CA337420A - Hand drill : en fr
  • CH165645A - Electric tube. : de en
  • SU33250A1 - Dust Fuel Burner : en ru
  • US1936677A - Selective pitch propeller : en
  • US1936997A - Apparatus for coating surfaces : en
  • DE589013C - Process for evaporating or distilling high-boiling substances, e.g. B. Fatty acids : de en
  • FR756013A - : fr
  • DE589014C - Process for carrying out the catalytic synthesis of ammonia under pressure or other exothermic catalytic gas reactions at elevated pressure : de en
  • GB402161A - Improvements in or relating to circular knitting machines : en
  • GB402331A - Improvements in electrical tumbler switches : en
  • FR755789A - Method of fixing assembly parts to the uprights of metal beds : en fr
  • US1937225A - Mechanism for and method of producing cellulose tubing : en
  • PL19198B1 - Water heating tank, gas heated. : en pl
  • SU33086A1 - Carting machine : en ru
  • DE588881C - Valve for a pressure equalizer : de en
  • US1937434A - Sewage treatment : en
  • US1937372A - Electric valve converting system : en
  • PL19183B1 - A method of building an arcaded ferroconcrete ceiling. : en pl
  • DE588809C - Tubular centrifugal drum : de en
  • DE588789C - Infeed device on automatic scales : de en
  • US1936612A - Piston pin bearing hone : en
  • US1937079A - Watchcase : en
  • US1937481A - Sewage treatment and disposal : en
  • US1936714A - Composition for removing boiler scale and the like and method of preparing same : en
  • CH165582A - Socket pipe. : de en
  • CH165601A - Device allowing good distribution of fuel in internal combustion engines. : en fr
  • CH165462A - Device on upholstered furniture with at least one side rest for adjusting and fixing the same. : de en fr
  • CA337509A - Liquid clarifier : en fr
  • SU33269A1 - Clamping device, logs on a trolley of a horizontal sawmill : en ru
  • SU33350A1 - Manual machine for cutting tea leaves : en ru
  • US1937203A - Glass coffee making machine : en
  • US1937362A - Colonic apparatus : en
  • BE398931A - : en fr
  • CH165463A - Dismountable seating furniture with a backrest attached to the seat. : de en
  • SU33395A1 - Movie obturator : en ru
  • DE588919C - Drive mechanism for a flying scissors : de en
  • DE589141C - Pneumatic circulation dryer : de en
  • FR755814A - Gasket for high pressure metal pipes : en fr
  • CA337421A - Artificial leather : en fr
  • SU33326A1 - Dynamometer for internal combustion engines : en ru
  • SU33356A1 - A mobile device for squeezing juice and isolating seeds from the fruits of melons and gourds from watermelons, melons, and so on. : en ru
  • SU33470A1 - Flax machine : en ru
  • US1936840A - Apparatus for charging and discharging furnaces : en
  • US1937031A - Crankcase ventilation : en
  • US1937442A - Bookmark : en
  • CA337546A - Oil and fat stabilization : en fr
  • FR755804A - Process for the manufacture of glueable rubber plates, in particular for shoe soles : en fr
  • FR755818A - Improvements in optical instruments : en fr
  • SU33437A1 - Wool Stole Machine : en ru
  • PL19138B3 - Device for mechanical wastewater desludging. : en pl
  • DE588553C - Method and device for briquetting granular material, in particular lignite, in briquette extrusion presses : de en
  • US1936866A - Sulphate drier : en
  • US1936718A - Bakery product and method of producing the same : en
  • DK48074C - Car projector with sloping axis. : da en
  • GB402134A - Improvements relating to electrical circuits for producing oscillations of non-sinusoidal wave form for use, for example, with cathode ray devices : en
  • DE588821C - Process and device for promoting the evaporation or evaporation process in the case of liquid or pulpy substances : de en
  • FR755846A - Device for curling and waving hair : en fr
  • FR755915A - Folding form for hats : en fr
  • PL19232B1 - producing a powdered hydraulic binder containing bituminous constituents. : en pl
  • SU33214A1 - Angle transmission device : en ru
  • US1937358A - Shock absorber : en
  • DE589077C - Arrangement for feeding a slip frequency leading excitation winding, especially in the stand of commutator rear machines : de en
  • US1936587A - Treatment of cellulosic materials and to the production of cellulose esters and cellulose ester products therefrom : en
  • US1936908A - Draft rigging : en
  • US1936636A - Composition of matter for use in producing leavened bakery products : en
  • US1937315A - Machine for the purpose of detecting pink boll worm infestation in gin trash : en
  • FR755718A - Improvements to machines for capping and muzzling bottle corks for sparkling wines : en fr
  • PL19148B1 - A drug to prevent pregnancy. : en pl
  • DE588830C - Device for printing price tags u. like : de en
  • DE589134C - Electrically powered riveting machine : de en
  • GB402212A - Improvements in holding and locking devices for sliding windows : en
  • CA337417A - Shoe insole : en fr
  • CH165670A - Signaling device with inductive transmission of direct current pulses. : de en
  • SU33180A1 - Device for transferring arrows from a moving wagon : en ru
  • US1937110A - Viscose solution : en
  • US1937376A - Printing telegraph : en
  • DE588760C - Process for the production of prints and tints with insoluble azo dyes : de en
  • US1937445A - Reaction timer : en
  • US1937179A - Method of recovering silver : en
  • SU33291A1 - Adaptation to the reed press for locking the ends into the bars : en ru
  • GB402356A - Improvements in and relating to neckties and the like : en
  • DE589046C - Scales with an unchangeable sample position that displays correctly even if the installation is inaccurate : de en
  • PL19231B1 - Method for the production of non-toxic light gases. : en pl
  • US1936672A - Rolling mills : en
  • CH165673A - Radio reception circuit. : de en
  • US1937412A - Web roll stopping device : en
  • USRE19013E - Valve-se at finishing tool : en
  • SU33205A1 - Radio receiver : en ru
  • US1936797A - Phase-sequence network : en
  • US1937307A - Safety razor blade sharpener : en
  • GB402126A - Improvements in or relating to vegetable tanning materials or extracts : en
  • US1937145A - Printing machine : en
  • US1936745A - Pneumatic tire rim : en
  • US1936984A - Tire changing stand : en
  • US1937452A - Folding crate : en
  • DE588811C - Reed : de en
  • US1936768A - Tractor hitch : en
  • US1936662A - Hair waving method : en
  • PL19230B1 - K1.42-ir33: Retort for continuous burning of activated carbon. : en pl
  • US1936979A - Azo dyestuffs : en
  • US1936898A - Brake rigging : en
  • US1937374A - Aerial indicating means : en
  • CA337414A - Wall construction : en fr
  • PL19184B1 - A device for interrupting the flow of fuel to the internal combustion engine when its running is stopped. : en pl
  • ES132343A1 - A procedure with its provision for continuous vaporization and polishing of fabrics. : en es
  • PL19143B3 - A method of catalytic hydrogenation of organic compounds. : en pl
  • US1936883A - Brake : en
  • US1937072A - Slub catching shuttle : en
  • US1937476A - Labeling machine : en
  • DE588562C - Process for coking coals, which exert strong pressure on the chamber walls as a result of being driven : de en
  • FR755710A - Improvements to radiotelephony receiving devices : en fr
  • SU33415A1 - Machine for washing and sterilizing bottles, etc., their filling, cleansing and washing : en ru
  • US1937132A - Display rack : en
  • US1937333A - Magnetostriction oscillation generator : en
  • SU33411A1 - Friction transmission : en ru
  • SU33158A1 - Economizer : en ru
  • FR755663A - Ring magnet : en fr
  • FR755882A - Device for the silent filling of liquid supply tanks : en fr
  • US1936758A - Electron discharge device : en
  • US1937048A - Typewriting machine : en
  • US1937146A - Method of ornamenting metal surfaces : en
  • GB402777A - Improved means for and methods of manufacturing, utilising and applying phosphorescent compounds : en
  • FR755926A - Method and device for mixing sand and cement with water and pouring the slurry thus formed : en fr
  • GB402437A - Improvements in and relating to atomising or disintegrating liquids; and apparatus therefor : en
  • DE589083C - Railway crane with a repositionable counterweight : de en
  • FR755828A - Arm press for stamping metal bases of dental prostheses : en fr
  • FR756061A - : fr
  • FR755754A - Writing character : en fr
  • GB402428A - Improvements in or relating to coin controlling devices : en
  • GB402314A - Improved method of and means for preparing fibres for spinning : en
  • DE588776C - Device for the decomposition and assembly of images for electrical remote transmission : de en
  • DE588990C - Process for embroidering basic fabrics on shuttle embroidery machines : de en
  • GB402364A - Improvements in or relating to a process for making rubber thread : en
  • DE589091C - Device for regulating the air supply to the individual nozzles of underfeed firing systems : de en
  • US1937450A - Sagger and method of making the same : en
  • DE589071C - Process for painting and impregnating porous fabrics or fibrous webs with synthetic resins : de en
  • DE588825C - Device for spraying freshly printed sheets with liquid paraffin or the like. : de en
  • FR755626A - Templet for looms : en fr
  • US1936959A - Process for producing pure sulphur from crude materials containing sulphur in an uninterrupted operation : en
  • US1936993A - Speed control device : en
  • DE589022C - Sealing machine for containers made of sheet metal : de en
  • DE589055C - Regulation of a paper flow to a constant amount : de en
  • DE589056C - Process for the production of fork-shaped brackets provided with external stops : de en
  • FR755909A - Apparatus for the projection of sound cinematographic films : en fr
  • FR755662A - Pliers for shaping, maintaining and styling waves : en fr
  • FR755979A - Improvements to fuel control and monitoring devices in automobiles : en fr
  • GB402242A - Improvements in means for cooling high-voltage discharge apparatus : en
  • FR755902A - : fr
  • FR755923A - Improvements made to electrical condensers and their manufacturing process : en fr
  • DE588787C - Process for the extraction of silicate-free and low-lime manganese compounds from silicate and lime-rich manganese ores : de en
  • FR755953A - Cellulose film and its manufacturing process : en fr
  • GB402127A - New or improved display apparatus for fabrics : en
  • GB402248A - Improvements in apparatus for circulating the water in a steam boiler : en
  • DE588559C - Repeating alarm clock : de en
  • DE588855C - Tube mill with grinding rollers as grinding bodies : de en
  • FR755630A - Rolling guidance device for rail vehicles : en fr
  • CA337438A - Seamless tube or pipe manufacture : en fr
  • SU33331A1 - Piston Ring Tester : en ru
  • GB402132A - Improvements in devices for delivering liquids in measured quantities by volume : en
  • GB402367A - Improvements in or relating to microphones : en
  • GB402369A - Improvements in or relating to driving devices operated by the weight and the muscular power of the human body : en
  • GB402354A - Improvements in or relating to tobacco pipes : en
  • SU33298A1 - Stamp for pressing powders : en ru
  • US1936575A - Method of and apparatus for making chip ice : en
  • SU33199A1 - Device for sending current pulses over a telephone line : en ru
  • SU33266A1 - Wood beam : en ru
  • SU33452A1 - Calendar, the change of numbers which occurs from the clock mechanism : en ru
  • US1936939A - Vibration transmission system : en
  • US1936966A - Triple valve for compressed air brakes : en
  • US1937014A - Soap dispenser : en
  • US1937054A - Oil-filled cable : en
  • US1937257A - Turfing means : en
  • DE588937C - Closure for compressible tubes : de en
  • PL19277B1 - : en pl
  • SU33424A1 - Pestle for grinding fine metal scrap into grinding powder : en ru
  • US1936802A - Inclosed electrical apparatus : en
  • GB402168A - Improvements in and relating to magneto-electric machines : en
  • CH165619A - Time switch for changing the cycle of a periodic sequence of switching operations. : de en
  • DE589061C - Shock absorbers, especially for motor vehicles : de en
  • US1936729A - Shoe sole : en
  • US1936857A - Coffee protector : en
  • GB402252A - Improvements relating to automatic locks for milk bottles and the like when engaged with a door and similar partitions : en
  • FR755778A - Improvements to centrifugal pumps : en fr
  • US1937175A - Paper cutting machine : en
  • PL19238B1 - : en pl
  • DE588795C - Fabric trimming device on sewing machines : de en
  • CH165495A - Thorn fitting for shoes. : de en
  • CH165512A - Agenda. : de en
  • CH165655A - Device for applying and spreading make-up or the like. : de en
  • ES132362A1 - A method for manufacturing glass strips with separate protuberances therein. : en es
  • FR755699A - Method for prolonging the luminous duration of radioactive luminous colors : en fr
  • US1936614A - Pressure pump : en
  • FR755670A - Church light : en fr
  • GB402445A - Improvements relating to cases or cabinets for piles of paper or other thin sheets : en
  • FR755685A - Contactor device : en fr
  • FR755702A - Improvements to discharge valve control systems : en fr
  • DE589094C - Process for the production of laminated pressed glass : de en
  • FR755914A - Etching process with etching of printing plates covered with a developed sensitive layer : en fr
  • DE588910C - Process for the production of an artificial mass : de en
  • US1936626A - Clutch operating mechanism : en
  • US1937121A - Hydraulic broach machine : en
  • FR755596A - Machine for perforating leather, fabric, cardboard, etc. : en fr
  • US1937156A - System of beater engines : en
  • ES132034A1 - Procedure for the use of fuels that are difficult to volatilize in gas and explosion engines. : en es
  • SU33189A1 - Device for using a typewriter as a telegraph transmitter : en ru
  • US1937149A - Hydropneumatic accumulator : en
  • US1937356A - Wearing apparel : en
  • FR755771A - Assembly of elements elastically connected by rubber, preferably by gluing or vulcanization : en fr
  • FR755680A - Table for schools, offices, or drawing table : en fr
  • FR755712A - Improvements to slatted shoes : en fr
  • PL19302B1 - : en pl
  • SU33100A1 - A device for basting loops and buttons when sewing clothes : en ru
  • US1937168A - Projecting lens : en
  • US1937400A - Machine tool : en
  • DE588845C - Metal wall dowel : de en
  • FR755799A - Toggle game : en fr
  • DE588800C - Needle bar section : de en
  • CH165446A - Door lock, in particular for refrigerators. : de en
  • SU33347A1 - Dunkeeper : en ru
  • DE588510C - Absorption machine : de en
  • FR755782A - Elastic suspension for central buffer hitches : en fr
  • US1936923A - Roll-film case : en
  • US1937382A - Fluid cooled roll : en
  • USD91116S - Design for a knife sex holder or : en
  • DE589018C - Device for the continuous distillation and splitting of petroleum and tars : de en
  • FR755729A - Folding plow : en fr
  • FR755942A - Card holder-clipboard : en fr
  • US1936965A - Rail fastening : en
  • US1937138A - Means for and method of illumination : en
  • PL19130B1 - 3Zct 2.5 / 04 Channel glass chilling furnace. : en pl
  • PL19263B1 - A device for limiting the bending of a spring system of motor vehicles. : en pl
  • GB403402A - Improvements in or relating to the production of aliphatic ethers : en
  • FR755590A - Heavy oil burner : en fr
  • FR755803A - Refrigerator cabinet with clean cold production : en fr
  • GB402350A - Improved means for affixing pins or the like in bars and other bodies : en
  • DE589118C - Measurement setup for remote transmission of the cos ªÎ : de en
  • PL19127B1 - An apparatus for producing a powder explosion at the bottom of a borehole. : en pl
  • SU33081A1 - Fluid dispenser : en ru
  • SU33141A1 - The method of obtaining sodium sulfide : en ru
  • US1936686A - Sound recording material and method of manufacture : en
  • GB402315A - Improvements in or relating to machines for modifying the shape of shoes : en
  • FR755783A - Method and apparatus for the distribution of liquefied gases : en fr
  • GB402446A - Improvements in or relating to automatic burglar alarms : en
  • GB402342A - Improved means for detachably securing handles to the casings of machines : en
  • FR755975A - Reinforcement rib for ceramic or other building elements : en fr
  • SU33223A1 - Method and device for regulating the operation of a synchronous motor, adventure to a network with a variable frequency : en ru
  • SU33286A1 - The method of cutting the skin in order to obtain blanks for shovels : en ru
  • US1936705A - Automatic railway block signaling system : en
  • US1937045A - Electric battery : en
  • US1937096A - Folder for sewing machines : en
  • DE588976C - Permanent hair waving device for flat winding : de en
  • DE589145C - Process for the preparation of pyrenoyl-o-benzoic acids : de en
  • DE588867C - Signal transmission system for guiding air, sea vehicles and the like Like. On airways or routes of limited width : de en
  • DE588992C - Process for the oxygen-free preservation of green fodder : de en
  • AU1204433A - Improvements relating to electric insulators : en
  • US1936787A - Regulator system : en
  • DE588774C - Loading device : de en
  • US1937191A - Parachute flare : en
  • US1937229A - Process of cleaning and disinfecting metallic articles : en
  • US1937316A - Face steamer : en
  • CA337427A - Fuel saving device : en fr
  • FR755755A - Improvements in processes for the manufacture of homogeneous mixtures of coloring matter, oily substances and water : en fr
  • FR755792A - Improvements to the mechanisms for the flow and cutting of metal wire : en fr
  • CA337557A - Metallurgical furnace : en fr
  • CH165607A - Metal armored mast. : de en
  • CA337422A - Bread slicer : en fr
  • DE588972C - Cladding of cooling pipes for firebox interior walls : de en
  • US1936669A - Release coupling : en
  • ES131760A2 - : es
  • US1936699A - Apparatus and process for treating hydrocarbon oils : en
  • US1936967A - Pointer sighting device : en
  • FR755560A - Improvements in methods and devices for the automatic or semi-automatic manufacture of blown glass objects, in particular glassware items : en fr
  • GB402121A - Improvements in or relating to television systems : en
  • GB402154A - Improvements in or relating to safety razor frames : en
  • IE12849L - Impts. in or relating to gas producers : en
  • DE589028C - Switching arrangement for electric flashlights : de en
  • SU33462A1 - Device for pneumatic concreting of piles in the ground and cementing the soil : en ru
  • GB402334A - Improvements in elastic waist-bands for garments such as knickers and the like : en
  • GB402346A - Improvements in the manufacture of cigarette paper : en
  • FR755693A - Transport systems : en fr
  • FR755701A - Alloys for shaped parts, for example dies, with high mechanical and chemical resistance, used in the artificial silk industry : en fr
  • FR755969A - Method and machine for electrically soldering and brazing workpieces of all kinds, and in particular knitting machine needles, etc. : en fr
  • FR755559A - Water meter with adjustable and instantaneous doses for concrete mixers or other industrial applications : en fr
  • FR755661A - Improvements to plows for garden machinery : en fr
  • GB402765A - Improvements in or relating to saws : en
  • DE588946C - Process for the production of gray cast iron with finely flaked graphite : de en
  • US1937195A - Marking and impression die and process of ornamenting and marking shoe uppers : en
  • FR755556A - Improvements to flatbed duplicators : en fr
  • GB402221A - Improvements in change speed gear for use more especially with motor vehicles : en
  • US1936682A - Method and means for removing carbon deposits : en
  • USD91098S - Design for a dust pan : en
  • GB402381A - Improvements in method of making di-chloramine : en
  • DK48088C - Murdybel. : da en
  • GB402261A - Improvements in or relating to vacuum sealed tins or like containers : en
  • CH165596A - Two-stroke internal combustion engine. : en fr
  • FR755709A - Process and products for the treatment of metals to protect them from corrosion : en fr
  • GB402317A - Apparatus for marking tubes, rods, bars or the like during manufacture : en
  • PL19308B1 - Gas mask with transparent part covering the face. : en pl
  • US1936698A - Internal combustion engine : en
  • US1937296A - Transmission line insulator system : en
  • SU33308A1 - Hydrometric spinner : en ru
  • US1936827A - Air brake : en
  • USD91120S - Design for an ironing machine : en
  • DE588860C - Highly refractory mass : de en
  • DE588991C - Protective cover for sewing machines : de en
  • SU33387A1 - Device for the preparation of plastic mass : en ru
  • US1936887A - Cellular composition and method of making the same : en
  • FR755856A - Control systems for electrical transformers : en fr
  • DE588812C - Set bed drive for high-speed cylinder presses : de en
  • FR755941A - Improvement in the manufacture of matches based on phosphorus sesquisulphide : en fr
  • DE588443C - Switchgear with compressed gas switch : de en
  • DE589079C - Process for the production of dibenzanthrone : de en
  • SU33344A1 - Counting device for logging logs passed through logging : en ru
  • US1936789A - Frequency multiplier : en
  • US1937170A - Vehicle jack : en
  • SU33120A1 - A device for automatically grabbing the end of a broken wire. : en ru
  • US1937468A - Wrapped article and method : en
  • PL19181B1 - Switch for radio apparatus coils. : en pl
  • US1936958A - Apparatus for making galoshes, shoes with rubber soles, and the like : en
  • PL19182B1 - Method of obtaining a dry product from sugar starch syrup. : en pl
  • DE588902C - Double edge device for flat weft knitting machines : de en
  • FR755691A - Instrument for holding a dish : en fr
  • CA337492A - Motion picture film magazine : en fr
  • GB402309A - Manufacture of 4-amino-1:8-naphthalene-dicarboxylic acid imide and derivatives thereof : en
  • US1936600A - Superheater boiler : en
  • US1936991A - Sanding machine : en
  • US1937298A - Wire separable fastener : en
  • CH165671A - Impulse transmission device, in particular for telephone systems. : de en
  • DE589120C - System for cleaning and separating from vehicle sheds, washing systems, machinery, turbine systems, etc. Like. Coming waste water : de en
  • AU1500633A - Braun valve particularly for television purposes : en
  • SU33267A1 - Method of making roofing material : en ru
  • US1937271A - Removable safety bottle cover : en
  • US1937405A - Separator for storage batteries : en
  • US1937288A - Heating and refrigeration apparatus : en
  • CA337510A - Cutaneous affection treating device : en fr
  • CH165532A - Living room football game. : en fr
  • US1937034A - Means for regenerating zeolites : en
  • US1937332A - Bread slicing machine : en
  • PL19246B1 - A method of sterilization and disinfection, and an apparatus for carrying out the method. : en pl
  • SU33117A1 - Wine blending machine : en ru
  • US1937124A - Engine : en
  • US1937313A - Valve assembly : en
  • US1937345A - Dental bridge : en
  • US1937087A - Printing and apparatus therefor : en
  • CH165639A - High pressure metal vapor arc lamp. : de en
  • DE588567C - Equipment on stranding machines to improve the capacity symmetry of multi-core telecommunication cables : de en
  • DE588857C - Sliding window with an upper wing that is on the same level and can be opened to the rear : de en
  • CA337464A - Railway car coupler : en fr
  • CH165424A - Hand rake. : de en
  • PL19128B1 - Electric apparatus for actuating mining fuses. : en pl
  • SU33270A1 - Three Axis Band Saw : en ru
  • US1936586A - Manufacture of cellulose esters : en
  • US1937070A - Clutch : en
  • US1937475A - Abrading apparatus : en
  • US1937321A - Apparatus for making glass : en
  • CH165474A - Process for the production of artificial structures. : de en
  • US1937328A - Production of carbamic acid chloride : en
  • CH165558A - Gray cast alloy. : de en
  • US1937404A - Alternating current machine and system of control therefor : en
  • US1937408A - Machine tool : en
  • CA337440A - Hollow concrete wall, floor or roof : en fr
  • CH165703A - Missile. : de en
  • US1936962A - Automatic stoker : en
  • SU33416A1 - Device for automatic transmission of electrical signals : en ru
  • PL19286B1 - Tool for forming flat iron barrel rims. : en pl
  • US1936996A - Transmission and shifting means therefor : en
  • US1936613A - Combine : en
  • US1936775A - Rubber knob and method of making : en
  • US1936901A - Method of cleaning oil : en
  • US1937289A - Method of making minnow traps : en
  • PL19257B1 - Device for cooling rotary combustion engines. : en pl
  • US1937385A - Mixing and sifting machine for dry powdered materials : en
  • CH165636A - Headlights with a hinged cover ring, in particular for vehicles. : de en
  • CH165507A - Process for the production of a coating composition for wood, metal and other materials, and coating composition produced by the process. : de en
  • CH165654A - Procedure for sterilization and disinfection. : de en
  • CH165523A - Process for the preparation of photographic emulsions. : de en
  • CH165710A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • CH165711A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • CH165490A - Stiffening device on soft or semi-soft collar. : de en
  • US1936598A - Method of making pistons : en
  • US1937254A - Pedestal for articles of furniture, such as mounted chairs, tables, and the like : en
  • AU1167533A - Improvements in means and method for displaying substances : en
  • ES131792A3 - Improvements in the manufacture of automobile headlights. : en es
  • FR755564A - Reed frequency relay having at least two differently tuned reeds which operate separately : en fr
  • PL19276B1 - System of the local automatic telephone exchange. : en pl
  • US1936907A - Apparatus for testing water levels : en
  • SU33111A1 - Pneumatic jackhammer : en ru
  • SU33460A1 - Device for grouting soil : en ru
  • US1937235A - Driving mechanism : en
  • CA337474A - Tubing : en fr
  • DE589140C - Device for loading bulk goods in conveyor wagons with a loading device that can be moved on crawlers : de en
  • CH165458A - Device for cleaning floors. : de en
  • DE589035C - Phosphate glasses : de en
  • DE589057C - Machine for sprinkling pieces of baked goods on the top and bottom with dry, grainy material : de en
  • US1936620A - Motor control : en
  • US1936657A - Treating oil : en
  • US1937143A - Excess voltage protection circuit : en
  • FR755798A - Further training at vehicle checkouts and more particularly motor vehicles : en fr
  • CA337537A - Sound gate : en fr
  • GB402120A - Improvements in or relating to radio receivers : en
  • DE588974C - Process for the aftertreatment of rayon spools : de en
  • DE589111C - Rotary piston control for fuel injection pumps : de en
  • CH165713A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • SU33113A1 - Method of haulage on one-way crosscut openings of the formations : en ru
  • SU33134A1 - The method of electrolytic production of products of anodic oxidation of alkali metal salts : en ru
  • DE588765C - Method and device for controlling prime movers : de en
  • FR755714A - Ashtray with automatic extinguisher : en fr
  • DE588784C - Machine for molding parts from malleable material : de en
  • CH165444A - Jet breaker especially for sink taps. : en fr
  • FR755769A - Esters of abietic acid and processes for their preparation : en fr
  • GB402273A - Improvements in moulds for chocolate or like moulding machines : en
  • FR755641A - Opening device for waterproof luminaires : en fr
  • FR755896A - Fluid meter comprising four cylinders arranged in a cross : en fr
  • GB402258A - Improvements in or relating to machines for applying molten sealing material to galvanic batteries : en
  • GB402379A - Liquid measuring apparatus with at least one measuring vessel for connection to a storage tank : en
  • GB402321A - Improvements in and relating to electric resistance conductors : en
  • FR755618A - Frame for sewing machines or similar machines : en fr
  • FR755719A - Apparatus for sterilization, in particular of medical and surgical instruments, as well as dressing materials : en fr
  • CA337477A - Circuit regulating means : en fr
  • CH165525A - Process for the production of correct tonal printing forms for multi-color printing. : de en
  • FR755711A - New internal combustion engine : en fr
  • DK48075C - Crown Cork Capsule Processing Machine. : da en
  • PL19265B1 - Rayon thread spool. : en pl
  • DE589054C - Device for inserting the piston pin into the piston and the piston rod : de en
  • FR755834A - Circular knife sharpening device : en fr
  • USD91106S - Design fob a tile bab : en
  • CA337435A - Metal cask : en fr
  • CH165442A - Siphon for wash basins, sinks and sinks. : de en
  • DE589127C - Device to prevent flashbacks in mercury vapor rectifiers : de en
  • PL19280B1 - Apparatus for examining the external appearance of cups for rifle shells or similar items for mass production. : en pl
  • US1936708A - Automobile lift truck : en
  • US1937264A - Rotary bread slicing machine : en
  • FR755810A - Horizontal circle rear sight for machine gun intended for firing against airplanes : en fr
  • FR755964A - Nail : en fr
  • DE588767C - Process for producing printing forms, in particular for achieving water-color or pastel-like effects : de en
  • DE588960C - Device for simultaneous round bending of the two straight sheet metal edges of pipe sections bent on three- or four-roll bending machines : de en
  • DE588905C - Pad for drying beds in cots and strollers : de en
  • GB402323A - Improvements in and relating to radial cylinder engines : en
  • US1937406A - Magazine fuse plug : en
  • FR755960A - Insulating and elastic chipboard and its manufacturing process : en fr
  • CH165516A - Die release device for die setting and line casting machines with die rods hanging on wires. : de en
  • CH165685A - Horseshoe anti-slip device. : en fr
  • GB402192A - Improvements in bottle crates or holders : en
  • GB402372A - Improvements in devices for opening hollow organs of the body : en
  • GB402223A - Improvements in or relating to lawn-mowers : en
  • GB402311A - Improvement in processing magnesium : en
  • FR755898A - : fr
  • GB402751A - Improvements in or relating to the production of montan wax products free from asphalt : en
  • GB402110A - Improvements in and relating to pyrophoric lighters : en
  • US1936690A - Towel cabinet : en
  • US1936747A - Locomotive fire box : en
  • US1936845A - Mentholated talcum powder : en
  • US1937165A - Combined pin tumbler and permutation lock : en
  • US1937247A - Device for cementing wells : en
  • US1937485A - Power steering gear : en
  • DE588963C - Rolling mill for the production of ring-shaped or huelsen-shaped bodies : de en
  • GB402224A - Improvements in and relating to electric motors : en
  • FR755566A - Improvements to crates or packaging boxes : en fr
  • SU33425A1 - Tool for filing nails to the press for heel nozzles : en ru
  • US1937232A - Hopper gate closing mechanism : en
  • PL19202B1 - Clothes washing machine. : en pl
  • SU33084A1 - Device for attaching a fishing gear to the vessel : en ru
  • DE588777C - Insulating pipe bending pliers pressed from sheet steel : de en
  • CA337486A - Photographic apparatus : en fr
  • US1937125A - Paper making machine : en
  • FR755717A - Improvements to cultivators and similar machines : en fr
  • FR755647A - Tractor : en fr
  • FR755850A - Gearbox and its application to a gear change : en fr
  • GB402330A - Improved straw windrowing attachment for harvester threshers : en
  • GB402794A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • US1936736A - Eye protector : en
  • USD91100S - Design fob a lamp globe : en
  • SU33313A1 - Volumenometer : en ru
  • GB402781A - Improvements in or relating to cathode-ray tubes : en
  • FR755906A - : fr
  • GB402383A - Manufacture of plastic materials : en
  • SU33099A1 - Pocket cutting machine, etc. knitted and other products : en ru
  • SU33133A1 - Machine for automatic selection of sheets folded in notebook : en ru
  • CA337476A - Phase shifting circuit : en fr
  • FR755938A - Device for automatic priming of siphons : en fr
  • USD91118S - Design fob a toy : en
  • DE588628C - Rising door hinge : de en
  • FR755554A - Assembly and assembly device for basketry articles : en fr
  • GB402189A - Improvements in and relating to wind screen wipers : en
  • ES132345A1 - A procedure to manufacture enamel with white opacity. : en es
  • FR755750A - Mechanical chain breaker mounted in the blade : en fr
  • FR755770A - Aerial tow train : en fr
  • SU33275A1 - Device for feeding wood in jointing machines : en ru
  • SU33450A1 - Device for unloading grain from the vessel's hold : en ru
  • FR755872A - Process for dyeing bones and bone objects : en fr
  • USD91110S - Design for a reflector : en
  • US1937065A - Induction furnace and method of operating the same : en
  • US1937142A - Display stand : en
  • FR755581A - Manufacturing process of artificial flowers : en fr
  • GB402357A - Improvements in the manufacture of cones for loud speakers and other purposes : en
  • FR755767A - Process for the preparation, by chemical-thermal route of an anti-knock fuel for internal combustion engines : en fr
  • ES131991A1 - A procedure to obtain combustible gas. : en es
  • FR755931A - New combination of cheese powder, whether or not processed, with the resulting flour and powdered food and industrial edible products : en fr
  • GB402338A - Improvements in or relating to shock absorbers : en
  • DE588973C - Method for lamination of fur skins : de en
  • GB402203A - Improved method of producing a coating of an oxide : en
  • DE589039C - Depth pointer arrangement for conveyor machines : de en
  • FR755612A - Improvements to air registers : en fr
  • GB402371A - Improvements in fuel injection devices for internal combustion engines : en
  • SU33429A1 - Instrument for recording the duration of medical procedures : en ru
  • US1937057A - Folding camera : en
  • US1937340A - Pencil sharpener : en
  • US1937453A - Folding roller support : en
  • US1936824A - Method of making metallic railway sleepers : en
  • USD91117S - Design for a clock case or similar : en
  • US1936611A - Manufacture of container opening keys : en
  • DE588802C - Device for reciprocating the thread guide rod : de en
  • DE588533C - backpack : de en
  • DE588630C - Firearm : de en
  • DE588939C - Conveyor vessel with emptying flap : de en
  • FR755837A - Method and device for the manufacture of metallurgical products by rotating cylinders or drums containing molten metal between them : en fr
  • FR755948A - Variable stroke free piston compressor generators for the production of compressed and superheated gas : en fr
  • GB402195A - Improvements relating to pneumatic tyres and to the manufacture of the same : en
  • DE588978C - Device for purifying air using cellulose cloth : de en
  • FR755679A - Improved method and machine for calibrating articles such as glass tubes and the like : en fr
  • FR755748A - Improvements to oil burners : en fr
  • SU33469A1 - Adaptation to the sawing frame for counting the cubature, the number and running length of the logs to be passed : en ru
  • USD91127S - Design for a lighting fixture : en
  • FR755734A - Prepaid English billiards device : en fr
  • SU33303A1 - Instrument for determining the value x = a * b / sqrt (a ^ 2 + c ^ 2) : en ru
  • GB402442A - Improvements in and relating to electric welding torches : en
  • PL19200B1 - Method for producing nicotine-free tobacco. : en pl
  • DE588962C - Pipe extrusion press : de en
  • DE588411C - Contact line crossing for electric railways : de en
  • SU33272A1 - Tool for installing and feeding a hand-held crosscut saw when it is machined with an emery wheel : en ru
  • FR755785A - Device for swirling the fuel mixture in carbureted engines : en fr
  • FR755843A - Inking mechanism for rotary letterpress printing machines : en fr
  • US1937035A - Elevator safety device : en
  • CH165587A - Speed change transmission. : de en
  • SU33123A1 - Truzovaltsovka type Sleazachek : en ru
  • DE588769C - Method and device for the production of welding iron or steel : de en
  • US1937187A - Apparatus for treating slag : en
  • US1937342A - Material for controlling illumination : en
  • DE588981C - Process for the extraction of beryllium : de en
  • SU33178A1 - Snow blower : en ru
  • CH165647A - Device for tying off veins, lymph vessels, tissues, etc. : de en
  • AU1086233A - Improvements in binding arrangements for sheets or leaflets and applications ofthe same : en
  • CH165719A - Device for controlling a moving machine part. : de en
  • PL19163B1 - A typewriter with a diagonal semicircular shield. : en pl
  • FR755598A - Ball joint forming universal joint : en fr
  • FR755858A - removable character labels : en fr
  • FR755973A - Plow : en fr
  • FR755956A - : fr
  • DE588614C - Chimney funnel for locomotive shed : de en
  • US1936753A - Method of making silk products : en
  • US1937049A - Slicing machine for potatoes and the like : en
  • PL19235B3 - Electric flashlight with a reflector, adjustable along its axis. : en pl
  • ES132346A2 - AN APPARATUS FOR COPYING FILMS OF LENTICULAR RETICLE BY MEANS OF PROJECTION. : en es
  • FR755809A - Maritime protector : en fr
  • GB402157A - Improvements in windows and in fittings therefor : en
  • SU33342A1 - Device for indicating shaft speed : en ru
  • US1936595A - Automatic photographic apparatus : en
  • DE588571C - Expansion switch : de en
  • FR755994A - Process for the manufacture of light blocks, and blocks obtained by this process : en fr
  • GB402362A - Improvements in centrifugal pots for the spinning of artificial silk : en
  • GB402287A - Improvements in and relating to annular-track rail wheels : en
  • FR755640A - Dosing dispenser for any liquid, semi-fluid or paste material : en fr
  • FR755911A - Powder box and other uses : en fr
  • GB402234A - Buckle or clasp for garments and the like : en
  • US1937055A - Seat : en
  • SU33102A1 - Electric drill : en ru
  • US1936836A - Manufacture of water-free ethyl alcohol : en
  • US1937201A - Thermionic tube : en
  • SU33195A1 - Device for switching on two subscribers of the central battery system station : en ru
  • US1936879A - Dispensing container : en
  • US1937118A - Projecting pictures in stereoscopic relief : en
  • US1937141A - Mop : en
  • DE588540C - Angle measuring device, theodolite or the like. : de en
  • SU33165A1 - The method of heat treatment of steel tools : en ru
  • GB402744A - Improvements in raising and lowering gear : en
  • DE588463C - Pressure indicator for grinding or grist rollers : de en
  • US1936843A - Production of wood fiber mass : en
  • US1937436A - Agricultural implement : en
  • US1936760A - Corn picker : en
  • US1937211A - Automatic clutch for motor vehicles and the like : en
  • US1937233A - Driving mechanism : en
  • DE588783C - Device for holding footwear while cleaning : de en
  • FR755589A - cleanser : en fr
  • GB402297A - Improvements in or relating to endless track vehicles : en
  • DE588766C - Labyrinth seal for rotary machines with automatic gap adjustment : de en
  • PL19255B1 - A method of producing white milled enamels and glazes. : en pl
  • US1937176A - Boiler for use in the exhaust pipe of an internal combustion engine : en
  • CH165443A - Valve device used to prevent draining of siphons in sanitary ware. : en fr
  • US1937003A - Air and water cooled wall : en
  • US1937322A - Electric lamp receptacle fastening means : en
  • CH165431A - Construction prop. : de en
  • USD91113S - Design for a vanity stand : en
  • FR755935A - Improvements to pipe joints : en fr
  • US1936922A - Electron emission device : en
  • US1937473A - Automatic sampler and transferring device : en
  • CA337473A - Vehicle body : en fr
  • CH165429A - Rolling grilles. : de en
  • CH165570A - Collar button. : de en
  • PL19170B1 - A method for producing valuable hydrocarbons from carbon-containing materials. : en pl
  • US1937443A - Stand for displaying confectionery and the like : en
  • US1936622A - Separating vapors from gases by refrigeration : en
  • SU33414A1 - Brush spindle with bottle brush cleaning : en ru
  • CA337454A - Drawing board clamp : en fr
  • CH165554A - Watch case. : de en
  • DE588995C - Device for removing wheel hubs, wheels, brake drums and the like. Like. From their axes : de en
  • SU33191A1 - Electric encryption machine : en ru
  • US1937091A - Plate grinding machine : en
  • US1937361A - Electric valve converting system : en
  • PL19145B1 - A method of producing a fertilizer that is storage-stable and easily spreadable. : en pl
  • AU1534933A - Improvements in high frequency coils : en
  • CH165571A - Buckle for joining clothes and the like together. : de en
  • CA337442A - Furnace control : en fr
  • AU975132A - Improvements in or relating tothe manufacture of balls or other hollow inflated articles of indiarubber orthe like : en
  • CH165687A - Push carts for transporting cans, such as milk cans and the like. : de en
  • SU33327A1 - A device for determining the speed of the hammer striker at the moment of impact : en ru
  • CH165450A - Heating briquette. : de en
  • CA337468A - Float : en fr
  • SU33094A1 - Instrument for otmuchivaniya mold sands in determining the degree of their colloidal : en ru
  • US1936743A - Brush making machine : en
  • US1937205A - Storage battery separator : en
  • CH165459A - Transportable serving device. : de en
  • SU33290A1 - Plate Making Machine Included in Wooden Folding Meters : en ru
  • AU392731A - Process of treating printed paper for use as papermaking stock : en
  • SU33203A1 - Device to selectively call telephones : en ru
  • US1936978A - Brooder : en
  • FR755835A - Process for obtaining variously colored artificial cellulosic materials in the form of sheets, strips or films : en fr
  • GB402337A - Improvements in or relating to shock absorbers : en
  • CA337549A - Thermostatic valve : en fr
  • DE589007C - Auxiliary device for cutting off : de en
  • FR755578A - Electrically operated chain breaker device : en fr
  • GB402169A - Improvements in or relating to lubricating systems for motor road vehicles : en
  • DK48071C - Antenna system for simultaneous connection of several Radio receivers. : da en
  • SU33333A1 - Rack to the device to determine the moment of inertia of bodies : en ru
  • US1936702A - Propeller : en
  • US1937199A - Pyrometer tube : en
  • US1936829A - Process of making nickel sulphate : en
  • US1937371A - Method and apparatus for operating a motor or other load device from an alternating current circuit : en
  • USRE19009E - mqgaughy : en
  • FR755854A - Vehicle lifting device : en fr
  • DE589031C - Industrial combustion system with mechanical induced draft system and recirculation of part of the flue gases for the purpose of mixing it with the fresh flue gases : de en
  • DE588938C - Clamping and locking device for the tire of packages with iron or steel band : de en
  • GB402753A - Improvements relating to tinplate branning machines : en
  • SU33164A1 - Machine for filling hearth open-hearth furnaces : en ru
  • US1937153A - Ring for marking birds and animals : en
  • DE588877C - Process for the production of cellulose esters : de en
  • US1936573A - Coupling device for aligned shafts : en
  • US1936606A - Motor vehicle : en
  • USD91108S - Design for a shoe sole : en
  • CH165487A - Electrically operated household appliance. : de en
  • AU975032A - Improvements relating tothe manufacture of moulded or cast rubber articles such as shoes and like open hollow articles : en
  • CA337547A - Vehicle brake testing apparatus : en fr
  • DE588835C - Process for improving the energy yield in fuel cells : de en
  • DE588968C - Device for wedging loosened wood screws, especially for the railway superstructure : de en
  • FR755797A - Translucent recording sheet for recording instruments such as course meters and similar applications : en fr
  • SU33435A1 - Melting nozzle : en ru
  • US1936727A - Floor waxing device : en
  • SU33170A1 - Device for adjusting the tension of the belt for the temporary transfer of force from the traction motor to the drive axle : en ru
  • DE588773C - Furnace for partial heating of bolts : de en
  • SU33089A1 - Device for towing locomotives : en ru
  • SU33404A1 - Copier : en ru
  • US1936648A - Method of casting patterns : en
  • US1936596A - Jack : en
  • US1937216A - Electromagnet : en
  • DE588952C - Process for grinding the tooth flanks of unhardened and hardened gears : de en
  • FR755939A - Improvements to the process for obtaining ferroalloys with a very low carbon content : en fr
  • GB402348A - Improvements in gas mantles : en
  • PL19191B1 - The method of obtaining tetrazoles. : en pl
  • US1937281A - Safety razor blade sharpener : en
  • US1937491A - Self-balanced quilting machine : en
  • PL19208B1 - DC generator for arc lamps and electric welding. : en pl
  • SU33380A1 - Machine for the mechanical filling of pipes with sand : en ru
  • US1937013A - Fuel oil heater : en
  • US1937447A - Gauge construction for tanks : en
  • FR755745A - Electrical impulse transmitter equipment for automatic telephony : en fr
  • DE588893C - Electric push-button switch with release push-button and device for self-release : de en
  • CH165452A - Method for atomizing oil and apparatus for carrying out the same. : de en
  • CH165502A - Process for the preparation of alkaline solutions. : de en
  • CH165659A - Business machine controlled by punch cards with at least one adder. : de en
  • ES2068U - Fixed wall coat rack. (Machine-translation by Google Translate, not legally binding) : en es
  • US1937021A - System for reproducing sound : en
  • US1937064A - Method of treating metals : en
  • CH165478A - Device for attaching sewing thread spools to sewing machines. : de en
  • CA337484A - Acetic acid solution purification : en fr
  • FR755811A - Process for manufacturing or treating artificial textile materials : en fr
  • GB402271A - Improvements in typewriter covers and the like : en
  • GB402745A - Improvements in and relating to internal combustion explosion turbines : en
  • US1936834A - Device for interconnecting axles and spring suspension : en
  • US1937080A - Pocket lighter : en
  • FR755929A - Self-priming pump for cold producing devices : en fr
  • GB402147A - Improvements in and relating to electric discharge devices : en
  • PL19254B1 - Pressure reducing valve for gases, especially oxygen, of constant operation at voltages that are subject to considerable fluctuations. : en pl
  • US1936994A - Rubber insulated electrical conductor : en
  • PL19233B1 - The method of processing raw materials for cement firing. : en pl
  • PL19282B1 - Pest control agent. : en pl
  • US1936906A - Glue gun : en
  • US1937429A - Lay structure for looms : en
  • PL19242B1 - A method of activating the enzymatic components of cereal grains and processing the grain into a dough, and a device for this purpose. : en pl
  • SU33388A1 - Apparatus for controlling the concentration of paper stock fed to the paper machine : en ru
  • GB402267A - A rack for displaying bottles : en
  • FR755881A - Improvements in billiards games : en fr
  • GB403099A - Improvements in and relating to the humidification of the air in incubators and other enclosed structures : en
  • DE588862C - Expanding mill for the production of seamless tubes with a set of straightening rollers directly connected to it : de en
  • DE588876C - Process for the production of cellulose esters : de en
  • DE588926C - Switching device for optical characters, in particular for the stop display device of motor vehicles : de en
  • PL19147B1 - A method for producing acylamino-antrapyrimidines. : en pl
  • US1936581A - Locomotive cylinder cock : en
  • US1936803A - Fuse : en
  • US1936646A - Burner : en
  • SU33160A1 - Device for protecting the ends of locomotive steam heating pipes from burning : en ru
  • SU33274A1 - Motor plane for planing floors, decks, etc. : en ru
  • SU33315A1 - Variable shoulder weights for varying percentages : en ru
  • DE513414C - Process for carrying out Friedel-Crafts reactions : de en
  • DE588889C - Relay arrangement for level monitoring (alarm or automatic control) : de en
  • DE588879C - Process for the production of hardenable condensation products of a protein-like type based on urea-formaldehyde : de en
  • GB402241A - Improvements relating to cooling radiators and similar heat exchangers : en
  • SU33227A1 - Method for detecting cable toast break : en ru
  • US1937380A - Process of and apparatus for producing sheet glass : en
  • SU33233A1 - Mining intelligence method : en ru
  • SU33305A1 - Leveling device : en ru
  • SU33405A1 - Regulator for pressure increase at hydraulic presses by feed and liquid through a narrow channel : en ru
  • US1936777A - Diving board stand : en
  • US1936790A - Tube drawing apparatus : en
  • SU33183A1 - Station train departure indicator : en ru
  • US1936616A - Lamp stand : en
  • US1937085A - Doorstop : en
  • USD91109S - Design for an embroidered fabric : en
  • CA337482A - Thread production : en fr
  • SU33316A1 - Trap for dial weights : en ru
  • US1936972A - Single-roll grinding mill : en
  • DE588799C - Device for thinning : de en
  • DE588834C - Method for selective calling of wireless stations : de en
  • DE589015C - Process for the preparation of capillary-active sulfuric acid products : de en
  • FR755879A - Improvements to devices for cleaning teeth : en fr
  • GB402294A - Improvements in or relating to electron discharge tubes : en
  • DE588998C - Procedure for extracting fired cartridge cases : de en
  • CA337544A - Diaphragm pump : en fr
  • DE588693C - Switch with arc extinguishing by compressed gas : de en
  • FR755608A - Curler : en fr
  • DE588770C - Melting mandrel : de en
  • GB402238A - Improved brushing or cleansing devices : en
  • SU33190A1 - Electric telegraph : en ru
  • US1937173A - Time relay for radio receiving sets : en
  • USD91115S - Design for a humidifier : en
  • GB402325A - Improvements in ice cream freezers : en
  • GB402341A - Improvements in and relating to electric transformers : en
  • FR755765A - Bodywork window slides : en fr
  • DE588828C - Address printing plate frame : de en
  • DE589030C - Safety device intended for gas firing systems with a sealing fluid that closes the gas line : de en
  • SU33198A1 - Device for eliminating echoes in multiple telephony devices : en ru
  • USD91126S - Design for a set of alphabet blocks : en
  • SU33330A1 - Rotary-pile-type dynamometer for determining the strength of textile materials : en ru
  • FR755678A - Device for winding envelope sheets in cigar-making machines : en fr
  • FR755977A - Automotive lifting device : en fr
  • GB402280A - Improvements in duplicating devices using carbon copying paper or the like : en
  • DE588541C - Recording apparatus, especially for the control of machines : de en
  • SU33132A1 - Peat Dryer : en ru
  • SU33403A1 - Device for film negatives : en ru
  • ES1368Y - Toy. : en es
  • DE589116C - Automatic controller, especially with an electrically controlled pulse generator : de en
  • FR755921A - Electromagnetically operated vacuum switch : en fr
  • SU33254A1 - Device for shaking maximum medical thermometers : en ru
  • US1936623A - Apparatus for heating : en
  • US1937357A - Back connected switch terminal : en
  • FR755649A - Improvements to radiotelephony systems : en fr
  • FR755703A - Selective discharge device : en fr
  • GB402233A - Improvements in or relating to shaker or jigging conveyors : en
  • DE588609C - Drive for fire ash trunk : de en
  • DK48085C - Zipper. : da en
  • US1937411A - Side slipping feeler for looms : en
  • US1937462A - Lubricating composition : en
  • US1937028A - Method and apparatus for making refractory bricks : en
  • DE588901C - Device for measuring stitches on knitting machines, in particular circular knitting machines : de en
  • ES132329A1 - New elastic support system for rational use and conservation of steel wool for cleaning and polishing. : en es
  • DE588837C - Closed fuse cartridge with interruption indicator and connection lugs on the end of the cartridge : de en
  • SU33282A1 - Grinding machine : en ru
  • ES132364A1 - A procedure to manufacture enamel with white opacity. : en es
  • SU33091A1 - Bracket for aerial cableways : en ru
  • US1936891A - Slicing machine : en
  • AU1112333A - Improvements in beacons for aerial navigation orthe like : en
  • ES2067U - Closures applicable to penknives and other similar instruments. (Machine-translation by Google Translate, not legally binding) : en es
  • CH165616A - Control and display device for remote control systems. : de en
  • AU929932A - Improvements in and relating tothe threshing mechanism of harvesters : en
  • DK48089C - Waste gas turbo fan for Combustion power machines. : da en
  • GB402339A - Improvements in control devices for electrically driven following mechanisms : en
  • DE588561C - Membrane gas pressure regulator : de en
  • CH165598A - Spark plug for internal combustion engines. : en it
  • PL19129B1 - Tape measure crank. : en pl
  • PL19278B1 - Fixed table drive for sorting by means of a flowing air stream. : en pl
  • US1937287A - Electric floor machine : en
  • CH165499A - Device for the compulsory dosing of dry and liquid bodies, especially sugar, before they are mixed. : de en
  • CH165611A - Control panel terminal. : de en
  • DE588629C - Air pistol : de en
  • SU33161A1 - Steam overheating regulator for locomotive boilers : en ru
  • SU33252A1 - Method of making flat cat belts from cat guts and belt belts : en ru
  • US1937073A - Disbarking machine : en
  • PL19149B1 - The razor. : en pl
  • PL19168B1 - Maznica with two roller bearings. : en pl
  • SU33337A1 - Instrument for determining the specific gravity of solids and liquids : en ru
  • CA337445A - Printing press : en fr
  • CH165547A - Multiplication machine controlled by punch cards with a device for result punching. : de en
  • CH165577A - Method and device for producing toothings from metal strips. : de en
  • CH165731A - System with main and auxiliary motors and with a device for fine-graded starting of the auxiliary motors for traction vehicles operated with alternating current. : de en
  • PL19171B1 - The method of treating products obtained by dissolving phosphate rock in nitric acid. : en pl
  • US1937410A - Process for obtaining extracts from vegetable and animal materials : en
  • SU33162A1 - Steam turbine with oppositely rotating wheels and with radial direction of steam flow. : en ru
  • US1937388A - Glass grinding machine : en
  • CA337449A - Ore treating apparatus : en fr
  • FR755968A - Constant load handling device for radio telegraph transmitters : en fr
  • CH165701A - Ship machinery system. : de en
  • DE588985C - Filing machine with an endless chain that revolves in a vertical plane and carries files : de en
  • DE588489C - Device for controlling three-phase motors : de en
  • US1937492A - Bottle cap and liner therein and method of assembly : en
  • PL19165B1 - A method for obtaining carbon monoxide lean gases, and an apparatus for carrying out the method. : en pl
  • SU33193A1 - Wiring device : en ru
  • US1936800A - Rake : en
  • SU33440A1 - Rotary Press For Tobacco : en ru
  • SU33451A1 - The method of drying materials : en ru
  • CH165531A - Ski brake. : de en
  • CH165441A - Siphoid box. : en fr
  • PL19146B1 - Method for the production of styrene. : en pl
  • US1937276A - Dry cleaning machine : en
  • US1937304A - Conveyer chain and sprocket wheel therefor : en
  • AU263070B2 - Improvements in or relating to mounting means : en
  • CH165662A - Coin validators for vending machines. : de en
  • CH165480A - Knitting. : en fr
  • US1936869A - Wire splice : en
  • CH165605A - Device for controlling the current supplied to a consumer by an AC voltage source. : de en
  • CH165694A - System with engine and power generator, in particular for diesel-electric vehicles. : de en
  • CA337542A - Spare wheel support : en fr
  • GB402184A - Process for the preparation of amino-pyridyl-azoquinolines and products obtained thereby : en
  • SU33168A1 - Device to prevent upward rolling stock of airways with propeller thrust : en ru
  • CH165513A - Easel file. : de en
  • DE588618C - Method and device for supplying fuel to diesel engines : de en
  • US1936584A - Machine for making frozen confections : en
  • US1936726A - Implement for applying tufting buttons to mattresses or the like : en
  • US1936821A - Pneumatically operated switch : en
  • CA337517A - Recording machine : en fr
  • SU33384A1 - Resonator for stringed musical instruments : en ru
  • USD91099S - Design for a light casing fob a suc : en
  • CH165559A - Method and apparatus for the electro-thermal treatment of goods. : de en
  • PL19218B1 - A form for vulcanizing rubber soles for footwear. : en pl
  • PL19291B1 - A heat exchanger member with corrugated or corrugated ribs. : en pl
  • US1936875A - Ventilating and heating apparatus : en
  • US1936748A - Cotton cleaner : en
  • SU33131A1 - Peat Milling Device : en ru
  • US1937433A - Method and apparatus for making photographic measurements : en
  • CA337451A - Safety razor : en fr
  • CH165708A - Bolt firing device. : de en
  • US1936784A - Fuel burner system : en
  • CA337459A - Railway tie plate : en fr
  • CH165438A - Process for the manufacture of a cement or hydraulic binder. : en fr
  • US1936660A - Hoisting bucket : en
  • US1936933A - Lighting fixture : en
  • US1936951A - Paper box : en
  • US1936870A - Brake : en
  • SU33386A1 - Pipes directly from paper stock : en ru
  • US1936580A - Hair waving apparatus : en
  • US1937354A - Motion-picture camera and film container adapted to be inserted into such cameras : en
  • DE589063C - Fountain pen : de en
  • FR755557A - Mounts for drilling mechanism : en fr
  • FR755877A - Device for controlling the movement of the flapper of mechanical looms : en fr
  • GB402803A - Improvements in or connected with curtain suspenders : en
  • CA10157S - Metal and glass danger signal sign : en
  • PL19188B1 - A method of producing gramophone records. : en pl
  • CA337460A - Ledger tray : en fr
  • CH165447A - Box lock for left and right use. : de en
  • SU33181A1 - Device for transferring arrows from a moving wagon : en ru
  • SU33377A1 - Automatic riveting machine : en ru
  • US1936643A - Outside pipe cutter : en
  • US1936837A - Synchronous motor : en
  • PL19270B1 - A method of producing higher aliphatic alcohols. : en pl
  • US1937027A - Box folding machine : en
  • SU33101A1 - Rotary exploration drilling machine : en ru
  • US1936688A - Skinning machine : en
  • US1937338A - Apparatus for pumping liquid in the treatment of mineral ores : en
  • PL19190B1 - Process for the production of secondary and tertiary unsaturated amines. : en pl
  • US1937437A - Apparatus for determining the specific gravity of gases and vapors : en
  • CA337411A - Sweetmeat making apparatus : en fr
  • GB402149A - Improvements in or relating to lampshade or like fittings : en
  • CH165663A - Telegraph system. : de en
  • US1936756A - Hydraulic system and mechanism therefor : en
  • US1936778A - Automatic feed control for liquids : en
  • US1936919A - Method of reducing the shank portions of soles : en
  • US1936822A - Box, especially for viscous substances : en
  • US1936871A - Antitheft light socket : en
  • US1936786A - Aircraft wings : en
  • US1936931A - Machine for making wire fabric : en
  • US1937040A - Conveying pulverulent material : en
  • US1937126A - Shock absorber : en
  • GB402308A - Improvements in the precombustion chambers of internal combustion engines : en
  • PL19205B1 - An excellent tool for developing short films. : en pl
  • CH165471A - Corkscrew. : de en
  • DE588790C - Device for taking liquid samples from a tank : de en
  • FR755869A - Switch device for polishers and other electrically controlled household appliances : en fr
  • CH165702A - Universal machine gun mount on aircraft. : de en
  • US1936943A - Brake : en
  • US1937047A - Typewriting machine : en
  • CH165514A - Die setting and line casting machine with die rods that are freely suspended on wires in a circuit. : de en
  • CH165599A - Light battery igniters, in particular for motorcycles. : de en
  • US1937198A - Portable conveyer : en
  • FR756005A - : fr
  • SU33186A1 - Device for indicating a faulty group of electric traction motors : en ru
  • DE588754C - Method of communication by means of infrared rays : de en
  • FR755936A - Tool drive device for high precision lathe work : en fr
  • GB402390A - Method and means for mounting an engine to its chassis or frame : en
  • GB402284A - A process for dyeing viscose artificial silk piece-goods : en
  • GB402306A - Improvements in or relating to method and apparatus for manufacturing tubular glass articles : en
  • FR755621A - Improvements in the manufacture or treatment of artificial filaments : en fr
  • GB402137A - Improvements in rotary furnaces for combustion of town refuse and the like : en
  • FR755646A - : fr
  • FR755698A - Improvements made to densitometers, especially photoelectric densitometers : en fr
  • GB402313A - Improvements in or relating to caps for milk bottles and like containers : en
  • US1937056A - Combination cot and reclining chair : en
  • GB402156A - Improvements relating to castors : en
  • GB402177A - Improved apparatus for tightening and fastening string or other flexible tying material : en
  • FR755808A - Incandescent electric lamp with silver tapered mirror : en fr
  • DE588986C - Device for joining workpieces : de en
  • CA337425A - Antimonate production : en fr
  • CH165524A - Installation on a photographic film copier. : de en
  • US1937024A - Device for holding and dispensing paper sheets : en
  • DE588410C - Brake pad assembly : de en
  • CA337431A - Airship beacon and service station : en fr
  • CA337478A - Low frequency amplifier : en fr
  • US1936766A - Starter for internal combustion engines : en
  • US1937103A - Pencil sheath composition : en
  • DE588894C - Electric light tubes with electrodes attached to the ends, in particular glow electrodes, and a wire accommodated inside the tube to facilitate ignition : de en
  • FR755893A - : fr
  • GB402352A - Device for manufacturing razor blades : en
  • FR755884A - Advanced address plaque : en fr
  • DE588993C - Goods bag : de en
  • FR755666A - Liquid emulsifier : en fr
  • FR755852A - Improved method and device for mixing elementary color images in photographic printing and projection by multichrome filters : en fr
  • CH165632A - Electron tube. : de en
  • DE588782C - Process for the preparation of a monoazo dye : de en
  • FR755633A - Method and apparatus for measuring the tension of ropes, threads, etc. : en fr
  • FR755833A - Motor drive device with automatic disengagement for manual control : en fr
  • US1937270A - Phonograph : en
  • GB402360A - Improvements in and relating to weighing devices for indicating the weight of the pickling brine to be supplied to meat for the purpose of picking the latter : en
  • FR755950A - Processes for the industrial production of ribbons bearing multiple juxtaposed traces of sound oscillographies : en fr
  • DE588951C - Process for the deodorization of soaps bleached with hypochlorous acid : de en
  • US1936678A - Hydraulic valve gear : en
  • DE588580C - Box-like protective strip to prevent crust formation when baking hard bread : de en
  • FR755842A - Calculating machine with multiplier punches and exploratory needles : en fr
  • FR755889A - New solid disazo salts and their preparation process : en fr
  • SU33345A1 - Optical device for the algebraic summation of the rotation angles of several axes : en ru
  • CH165562A - Process for the production of pre-rolled and re-pressed wheel-like bodies of revolution, in which the disc-shaped part, including the approach of this part on the rim-like part, located between a hub and a rim-like part is corrugated in circular sections concentric to the axis, and a die used to carry out this process. : de en
  • GB402285A - Film feeding mechanism for talking motion picture apparatus : en
  • FR755883A - Burst chamber for electrical switch : en fr
  • DE588997C - Propeller with resilient blades attached to an edge rib : de en
  • CA337518A - Multiplying machine : en fr
  • DE589113C - Rohrmühle : de en
  • PL19222B1 - Method of mechanical dissolving otrab. : en pl
  • SU33413A1 - Gearbox : en ru
  • GB402159A - Improvements relating to the manufacture of substituted alkyl chlorides : en
  • GB402409A - An improved apparatus for cleaning, washing, massaging and rubbing liquids and ointments into the scalp : en
  • GB402293A - Tooth brush : en
  • IE12982L - Treatment of milk or cream : en
  • DE588977C - Safety gear : de en
  • FR755903A - Push-button valve for various liquids : en fr
  • FR755916A - Method for analyzing chemically purified water : en fr
  • FR755999A - Automatic control for aircraft rudder : en fr
  • DE588490C - Self-collecting billiards : de en
  • DE582725C - Arrangement of multi-cell electrolysers, especially pressure electrolysers : de en
  • DE589064C - Fountain pen : de en
  • FR755627A - : fr
  • FR755629A - : fr
  • GB402326A - Improvements in or relating to thermionic amplifiers, radio receivers and the like : en
  • FR755700A - Superheated steam device making viscous or gelatinous bodies fluid when cold, to allow their suction : en fr
  • FR755866A - Method and apparatus for electric arc welding : en fr
  • DE588695C - Rectifier system in which rectifier vessels with several anodes connected in parallel are connected to each of the phases of a multi-phase alternating current network or transformer : de en
  • GB402211A - Improvements relating to metallic tubular posts : en
  • SU33256A1 - Form for casting gland rings locomotive : en ru
  • DE588831C - Device for printing price tags u. like : de en
  • CA337418A - Projectile : en fr
  • CH165492A - The bust of changeable shape with a stand supporting it. : de en
  • FR755654A - Mechano-elastic compensator and drive device : en fr
  • GB402135A - Improvements in electrical cut-outs : en
  • GB402324A - Process of and apparatus for the production of coarse crystals by evaporation in vacuo and stagewise cooling : en
  • SU33309A1 - Apparatus for determining the rate of flow of water in a pitch field : en ru
  • US1937469A - Lighter : en
  • SU33339A1 - Electric machine for approximation of calculations, in particular, for the analysis of harmonic curves : en ru
  • US1936973A - Vehicle seat : en
  • US1937011A - Acoustical plaster : en
  • PL19140B1 - Additional safety valve for taps and pipes. : en pl
  • US1936652A - Method of making forging tools : en
  • DE588916C - Motorized soil cultivation machine with two V-shaped swiveling tool carriers directed against one another : de en
  • US1936589A - Production of cellulose esters : en
  • USD91107S - Design fob a cup or similar : en
  • GB402443A - Improvements in or relating to wireless direction finding systems : en
  • DE588850C - Device for folding the binding agent around hay bundles made in presses : de en
  • FR755721A - Improvements to the chain tension adjuster in automatic looms : en fr
  • FR755732A - Ice maker : en fr
  • ES132286A2 - IMPROVEMENTS IN THE OBJECT OF THE MAIN PATENT : en es
  • US1937258A - Screen or tray washing machine : en
  • US1936935A - Combined rotary and reciprocating pump : en
  • PL19195B1 - The method of recovery (weirs or pairs by means of solid absorbents, and an apparatus for carrying out this method. : en pl
  • FR755723A - Device for transmitting reciprocating movements of translation or rotation, as well as simultaneously of translation and rotation at any angle in different planes : en fr
  • CH165475A - Needle combing roller for combing machines. : de en
  • ES1020Y - Toy. : en es
  • GB402766A - Improvements in or relating to bearings for colliery corves, waggons and like vehicles, applicable also for other purposes : en
  • DE588627C - Device for controlling the auxiliary slide on grinding machines : de en
  • DE588757C - Sewage treatment plant : de en
  • DE589043C - Molded stone masonry for the erection of reinforced concrete structures using molded stones that serve as permanent formwork : de en
  • US1936975A - Oil well pump valve : en
  • US1937379A - High intensity multiple arc projection lamp machine : en
  • PL19310B1 - Manual kneader for dough mixing. : en pl
  • SU33239A1 - Method of preparing methyl green dyes : en ru
  • DK48083C - Sports, Gymnastics or Amusement Apparatus. : da en
  • USD91119S - Design for a combined sponge cup : en
  • PL19160B1 - Rapid-fire cannon. : en pl
  • US1936782A - Interlocking distributor and elevator bar for typographical machines : en
  • US1936954A - Vehicle : en
  • FR755686A - Device for protecting water pipes against water hammer forming a water pressure reducer : en fr
  • US1937190A - Apparatus for agitating fluid masses and separating materials : en
  • DE589003C - Troop training device to imitate the visual and acoustic conditions when firing firearms : de en
  • DE588906C - crane : de en
  • US1936925A - Driving mechanism for slicing machines : en
  • DE588839C - Multiple tariff meters or meters for the sale of electrical work, liquids or gases : de en
  • SU33394A1 - Electric shutter for photographic apparatus : en ru
  • GB402283A - A new or improved clip for the retention of suspended garments, curtains and the like : en
  • SU33153A1 - Separation method 1,4,8 and 2,4,8-naphthyl disulfonic acids : en ru
  • US1937159A - Potato harvesting machine : en
  • GB402780A - Improvements in and relating to methods and apparatus for use in telegraphic signalling systems : en
  • FR755659A - Improvements in the means used to slide the drawers into their housings : en fr
  • GB402767A - Improvements in or relating to inductance coils : en
  • DE588868C - Reinforcement for the iron pit lining with iron bolts : de en
  • FR755619A - Process for preparing cotton for toilet and hygiene care and product obtained by applying said process : en fr
  • GB402237A - A device for the manufacturing and decorating by extrusion of confectionery and pastry-cook's wares of all kinds : en
  • GB402327A - Improved process of dyeing leather and skins with sulphur dyestuffs : en
  • FR755695A - Bathing cap : en fr
  • DE588999C - Device for hanging and spreading pigs : de en
  • US1937306A - Apparatus for making concrete fireplaces : en
  • ES132334A1 - A procedure for the manufacture of a device to protect against the wind the boxes of matches. : en es
  • US1936835A - Baked edible container : en
  • US1936914A - Air circulating system : en
  • FR755613A - Demonstration device for displays : en fr
  • GB402377A - Speed-responsive clutches : en
  • ES132330A1 - A universal grinder mill system intended to crush grains, fodder and other agricultural products. : en es
  • GB402754A - Improvements relating to pile driving frames : en
  • DE588930C - Rotating scrubbing drum : de en
  • DE589074C - Process for the elimination of sulfo groups from homonuclear substituted anthraquinone-ª-sulfosaurs : de en
  • DE589084C - Extraction of sulfur from substances containing iron sulphide by chlorination : de en
  • US1936952A - Machine for shaping shoes : en
  • US1937349A - Regulation of a plurality of prime movers : en
  • US1937377A - Electric valve converting system : en
  • US1937460A - Process for removing naphthalene from gases : en
  • DE588953C - Process for the production of cardboard containers covered on both sides with metal foil : de en
  • DE588871C - Single drum washing machine : de en
  • FR755567A - Light discharge tubes and method of manufacture : en fr
  • DE588866C - Gluing wood : de en
  • SU33369A1 - Safety device against the loss of rollers from under the rubbing surfaces of the sliders : en ru
  • SU33391A1 - Method for obtaining stereoscopic x-rays : en ru
  • DE589098C - Reverse pocket mirror : de en
  • DE589125C - Device for isolating one of two parts of a three-phase network which are connected to one another by means of a star-star connected transformer against audio-frequency control currents : de en
  • FR755951A - New regulator system : en fr
  • FR755738A - Coffee grinder or other similar applications : en fr
  • FR755761A - Improvements to agricultural machinery such as seed and fertilizer spreaders : en fr
  • FR755794A - Magnesian ceramic product which can be used in particular as an electrical insulator : en fr
  • SU33338A1 - Tank sampling device : en ru
  • US1936675A - Manufacture of molded inlaid linoleum : en
  • US1936697A - Paper manufacture : en
  • US1937100A - Dishwashing machine : en
  • CH165482A - Flat knitting machine. : de en
  • PL19253B1 - Kitchen with double-walled boiler, especially for district heating purposes. : en pl
  • SU33449A1 - The method of filling containers with powdered material : en ru
  • US1936639A - Engine : en
  • US1937134A - Alarm mechanism : en
  • SU33115A1 - Scraper winch : en ru
  • SU33166A1 - Rail pad : en ru
  • SU33438A1 - Roller bearing for spinning and torsion spindles : en ru
  • US1937133A - Therapeutic extract : en
  • CH165430A - Process for the firmly adhering movement of panels. : de en
  • FR755841A - Device for the production of inner tube tires and for the secure fixation of the inner tube in the tire during winding of the latter and vulcanization : en fr
  • PL19126B1 - Water-cooled two-stroke internal combustion engine with a star-shaped cylinder arrangement. : en pl
  • SU33144A1 - Chromic acid reduction method : en ru
  • US1936776A - Windshield warmer and ventilator : en
  • US1936882A - Treatment of coal : en
  • SU33182A1 - Device for translating track arrows on electric railways : en ru
  • SU33251A1 - Method of raw tanning : en ru
  • SU33112A1 - Electric jackhammer : en ru
  • US1937094A - Apparatus for simultaneously cooling cement clinker and extracting moisture from slurry : en
  • PL19293B1 - The way of making road surfaces. : en pl
  • US1936815A - Tubular condenser and similar heat exchange apparatus : en
  • US1936813A - Rack for trousers : en
  • USD91111S - Design for a vanity ensemble : en
  • US1937209A - Tension controlling device for rolling closures : en
  • US1937435A - Picker spindle mounting for looms : en
  • CA337434A - Lining fabric applying method : en fr
  • DE588616C - Pull-through furnace, especially for annealing brass bands : de en
  • GB402173A - Improvements in or relating to the production of fabricated structures : en
  • GB402412A - Improvements in or relating to thermostatic electric switches : en
  • GB402222A - An improved method of constructing the furnace and combustion chamber of a vertical steam boiler : en
  • PL19236B1 - Jaz with movable cowl. : en pl
  • US1936656A - Printing telegraph system : en
  • US1936902A - Guiding means for sliding doors : en
  • ES131992A1 - A process for the manufacture of gas. : en es
  • GB402279A - Improvements in and relating to machinery for the manufacture of ware-brick fabric : en
  • DE589067C - Tank wagons to hold the contents of gullies, pits, etc. like : de en
  • FR755832A - Improvements to self-closing faucets : en fr
  • US1936680A - Intermittent film advancing mechanism : en
  • US1937272A - Preparation of diacetone alcohol : en
  • DE571732C - Method for amplitude modulation : de en
  • FR755826A - Magnet control of shuttles and weft feeders for textile looms : en fr
  • PL19268B1 - Hygienic device for dispensing and measuring the amount of dispensed liquids. : en pl
  • US1937067A - Finger guide for typewriters : en
  • GB402228A - Improvements in and relating to ramps or inclines for placing against kerbing to enable vehicles to be run off the road into garages and other parking places : en
  • PL19201B1 - Device for extracting skins. : en pl
  • SU33216A1 - Heat sensing element for electrical thermal switches : en ru
  • DE588878C - Process for the production of ferrioxalate : de en
  • DE589049C - Device for the representation of distribution curves : de en
  • SU33376A1 - Machine with circular saws for trimming the axles of railway carts and the volume of similar items : en ru
  • US1937099A - Radio receiving apparatus : en
  • SU33110A1 - Tool for strengthening the rod of the iron machine : en ru
  • US1937484A - Architectural lacquer system : en
  • US1936804A - Shaft sealing device : en
  • DE588847C - Rolling grilles : de en
  • DK48061C - Method for Manufacturing Bituminous Roofing and Insulating Paper. : da en
  • US1936998A - Calculating device : en
  • US1937474A - Gas burner : en
  • US1937283A - Cooking appliance : en
  • DE588824C - Process for the preparation of thymol (3-oxy-1-methyl-4-isopropylbenzene) : de en
  • DK48087C - Electric Lamp with Holder for a Replaceable Battery. : da en
  • FR755708A - Tedder : en fr
  • FR755996A - : fr
  • DE588470C - Base for jugs, bottles, glasses or the like. : de en
  • US1936650A - Valve : en
  • US1937069A - Flexible tubing : en
  • US1937219A - Flare supporting and firing device : en
  • CA337430A - Chimney heater : en fr
  • DE588578C - Hydraulic accumulator with separate high and low pressure space : de en
  • FR755731A - Control device, especially applicable to motor vehicles running on rails : en fr
  • SU33465A1 - Device for pushing the wire into the sewer pipe when cleaning it : en ru
  • US1937140A - Friction brake shoe : en
  • US1937466A - Machine for deforming sheet metal : en
  • SU33458A1 - Earth on the dam : en ru
  • PL19179B1 - A method of pulling glass pipes and rods and a device for carrying out this method. : en pl
  • US1937086A - Fuel tank for aircraft : en
  • CH165665A - Cord amplifier office. : de en
  • SU33442A1 - Screw press for making fiberboard plates : en ru
  • US1936739A - Process of making acid chlorides : en
  • GB402429A - Improvements in or relating to means for propelling a moving body through a fluid medium : en
  • DE588798C - Painting lock, the drawing disks of which are directly connected to the locking disks located within the lock housing : de en
  • GB402275A - Improvements in sheet piling : en
  • ES131968A1 - A method for manufacturing rubber articles. : en es
  • DE588975C - Machine for cutting round and non-round glasses : de en
  • DE588298C - Feed motor control for machine tools using photoelectric cells : de en
  • DE588477C - Lock for automatic firearms : de en
  • US1937025A - Thumb-hook for musical instruments : en
  • US1937397A - Breathing doll : en
  • GB402265A - The manufacture of new hydroxythionaphthenes and indigoid dyestuffs derived therefrom : en
  • PL19271B1 - Mass for the production of chemically and electrically resistant coatings. : en pl
  • PL19290B1 - 4 <3au 5/16 Iron support with embossed cross ribs to prevent sideways sliding. splint feet. : en pl
  • US1936694A - Carbureting apparatus : en
  • FR755998A - Electric switch-contactor with automatic opening in the event of a short circuit : en fr
  • FR755760A - Slip protection device for the drive axles of electric vehicles : en fr
  • FR755576A - Improvements to sound signaling devices : en fr
  • CH165592A - Machine with at least one circularly oscillating roller disc. : de en
  • PL19237B1 - Boiler irradiated with liquid, gas or powdered fuel. : en pl
  • US1936724A - Fountain brush : en
  • US1937252A - Apparatus for the reproduction of sound : en
  • US1937274A - Screen plate : en
  • US1937493A - Stereotyping process and mechanism : en
  • PL19228B1 - A double fold-out couch. : en pl
  • US1936716A - Nitrogenous vat dyestuffs : en
  • PL19199B1 - A peaceful bowling game. : en pl
  • PL19251B1 - Sheet for bonding two surfaces of the same or different materials. : en pl
  • SU33142A1 - The method of producing ammonium carbonate : en ru
  • SU33262A1 - Room stove : en ru
  • US1937441A - Sink stopple : en
  • SU33302A1 - Good textbook for drawing cycloid : en ru
  • US1936730A - Hobbing machine : en
  • US1937261A - Saw setting device : en
  • DE589001C - Fountain pen : de en
  • BE399089A - Tennis racket frame : en fr
  • CH165589A - Cable crane. : de en
  • PL19234B1 - A method of producing stable, granular calcium cyanamide. : en pl
  • CH165501A - Process and device for the production of chlorinated lime. : de en
  • US1937488A - Manganese dioxide : en
  • US1936641A - Threshold : en
  • US1937426A - Suction cylinder mold for paper making machines : en
  • SU33378A1 - Spring sheet bending machine : en ru
  • US1936863A - Self-lubricating bearings and method of forming the same : en
  • FR755636A - Steering device for toy boats : en fr
  • CH165576A - Spring-loaded screw locking. : de en
  • CA337450A - Safety razor : en fr
  • DE588961C - Process for the batchwise production of pipes, hollow bodies, gutters or the like in large lengths from sheet metal strips : de en
  • US1937004A - Electric hair comb and hair straightening means : en
  • CH165691A - One-piece wheel-like body with a disk part which is designed in a wave-shaped manner in radial sections and circular sections concentric to the circumference. : de en
  • PL19214B1 - A bag of paper or similar material. : en pl
  • PL19243B1 - Method of preparing fur skins for dyeing. : en pl
  • AU1026932A - Improvements in or relating to recording telegraph systems : en
  • SU33317A1 - Sound prefix to the film projector : en ru
  • US1937020A - Television sketching apparatus : en
  • AU1023632A - Improvements in or relating to processes and apparatus forthe conversion of milk and cream into butter : en
  • US1936582A - Process of rolling metals : en
  • GB402219A - Improvements in or relating to tins, canisters and like containers : en
  • SU33125A1 - Ribbon Metal Machine : en ru
  • SU33284A1 - Grinding machine : en ru
  • SU33459A1 - Device for connecting river links and similar booms : en ru
  • US1936852A - Meter hanger : en
  • US1936916A - Web supplying and controlling mechanism : en
  • US1937312A - Drain fitting : en
  • CA337519A - Cigar bunch roller : en fr
  • PL19306B1 - Projectile with visible flight path. : en pl
  • DE588722C - Multi-cylinder two-stroke internal combustion engine : de en
  • DE588794C - Device for loosening conical tool shafts with attachment tabs : de en
  • DE588849C - Electromechanical vibration converter : de en
  • US1936864A - Ammonia recovery : en
  • CA337543A - Alcohol recovery : en fr
  • CH165456A - Fluff dedusting device. : de en
  • DE588572C - Voltage differential relay, which causes the automatic reclosing of failed mains switches in direct current networks : de en
  • US1937210A - Powder distributor : en
  • DE589000C - Filler pencil with slide rule : de en
  • FR755873A - Improvements to the belt guiding devices of endless belt stretching mechanisms : en fr
  • GB402123A - Improvements in or relating to pressure wave transmitters and receivers incorporating magneto-strictive devices : en
  • PL19252B1 - : en pl
  • SU33340A1 - The device for the account ordered in the dining room, restaurant, buffet, etc. dishes : en ru
  • SU33371A1 - Device for engaging the friction clutch : en ru
  • CH165561A - Soldering iron with electrical heating. : de en
  • DE588536C - Hollow stone for stone iron ceilings : de en
  • DE589117C - Device for transporting mobile guns : de en
  • GB402190A - Improvements in, or relating to, kettles or the like : en
  • CH165503A - Process for the preparation of sodium aluminate solutions. : de en
  • PL19161B1 - A method of using asphalt residues with a high paraffin content in road pavement construction. : en pl
  • US1937061A - Automatic circuit breaker for motion picture apparatus : en
  • CA337447A - Safety razor : en fr
  • CH165643A - Process for the operation of electric fluorescent tubes with glow electrodes. : de en
  • CA337469A - Liquid dispenser : en fr
  • CH165564A - Mandrel. : de en
  • CA337410A - Flexible tube manufacture : en fr
  • CH165473A - Method for removing artificial threads from a strongly acidic spinning bath, in methods in which the threads are made from viscose and passed through a water bath. : de en
  • CH165548A - Process for the production of audio writing on films, records and the like. : de en
  • DE588793C - Shut-off device by means of a piece of hose inserted into a valve housing, which is compressed mechanically, pneumatically or hydraulically to close off pipelines or the like : de en
  • GB402318A - Improvements in or relating to skew rolling mills for the production of thin-walled tubes by longitudinal elongation of hollow bodies : en
  • CA337528A - Sprinkler head : en fr
  • SU33232A1 - Razborn X-ray tube : en ru
  • US1937244A - Control means for dogging mechanism : en
  • US1937413A - Apparatus for heat-treating materials : en
  • DE588818C - Process for the filtration of rapidly settling mineral solids : de en
  • CH165641A - Floor lamp. : de en
  • DK48066C - Device for Connecting Loose Leaves. : da en
  • FR755775A - Assembly for metal pipes : en fr
  • AU1127933A - Improvements in or relating to heating apparatus fired with oil and adapted for continuous burning : en
  • US1936812A - Hand tool such as wrenches and the like : en
  • US1936841A - Internal combustion engine : en
  • US1936942A - Foot and leg support for chiropodists' chairs : en
  • US1937023A - Electrode for electron discharge devices : en
  • US1937197A - Bumper construction and method of making the same : en
  • US1937200A - Brake : en
  • US1937363A - Folding umbrella : en
  • CH165423A - Sand and gravel washing machine. : de en
  • SU33392A1 - Device for aerial photography : en ru
  • US1936661A - Corn harvester : en
  • US1936685A - Clutch : en
  • PL19215B1 - Sedimentation tank for wastewater treatment. : en pl
  • SU33264A1 - Device for one-sided connection to the radiator battery of ceramic elements : en ru
  • US1936638A - Automatic starting mechanism : en
  • US1936849A - Process of making barium salts : en
  • US1937018A - Monolithic reenforcement : en
  • US1937113A - Refining of hydrocarbon products : en
  • DE589009C - Drying process with vapor recovery : de en
  • PL19240B1 - : en pl
  • SU33122A1 - Tool for bending the transverse edge of metal roofing sheets : en ru
  • FR755682A - Disc for phonographs and its manufacturing process : en fr
  • GB402160A - Improved method of making composite refractory articles : en
  • FR755907A - Improvements to celluloid stamping processes : en fr
  • GB402151A - Improvements relating to containers for transport purposes : en
  • FR755603A - New alloy : en fr
  • ES132118A1 - Hydraulic speed change mechanism. : en es
  • CA337448A - Moulding apparatus : en fr
  • US1936796A - Testing device : en
  • US1936937A - Apparatus for semiautomatically operating a laundry machine : en
  • SU33201A1 - Device for making a call in multi-frequency telephony devices : en ru
  • SU33361A1 - Mobile device for removing tracks from the leaves : en ru
  • DE588909C - Feed switch mechanism for saw frame : de en
  • US1937396A - Laminated glass and process for producing the same : en
  • US1936594A - Power driven ribbon feed and reverse : en
  • CH165594A - Radial steam or gas turbine. : de en
  • CH165626A - Cap for high-performance fuses. : de en
  • FR755684A - Leveling device for automatic scale : en fr
  • GB402793A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • CA337498A - Container : en fr
  • CH165427A - Load-bearing wall working in compression, for example in a building or a retaining wall. : en fr
  • CH165727A - Process for the production of a lead complex salt. : de en
  • US1937409A - Circuit interrupter : en
  • BE399348A - Vaporizers and atomizers improvements : en fr
  • SU33114A1 - Scraper winch : en ru
  • CH165615A - Rotary switch. : de en
  • CH165709A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • SU33329A1 - Tensioning device : en ru
  • US1937308A - Car roof : en
  • US1937327A - Method and apparatus for making card holding pockets : en
  • SU33221A1 - Electric unit : en ru
  • SU33299A1 - The method of obtaining artificial resins and varnishes from the aromatic angle of hydrogens and sulfur chloride : en ru
  • SU33206A1 - Galvanic cell : en ru
  • SU33219A1 - Device for stabilizing the speed of an electric motor : en ru
  • SU33408A1 - Mooring device for mooring airships to a surface vessel : en ru
  • DE588842C - Device for electric arc welding of aluminum and aluminum-containing alloys : de en
  • DE589075C - Cable binding for cable cars u. like : de en
  • FR755643A - Fire detector and signaling device : en fr
  • FR755831A - Tank for the transport and storage of liquefied gases : en fr
  • GB402402A - Sieving machine : en
  • US1936742A - Apparatus for comminuting materials : en
  • US1936876A - Shock absorber : en
  • US1937213A - Magnetic induction machine : en
  • USD91125S - Design fob an automobile bumper bar : en
  • SU33297A1 - Machine for rolling the sole parts of galoshes when glued by the conveyor method : en ru
  • US1936806A - Process of making strontium carbonate : en
  • PL19245B1 - A method of producing building and insulation material. : en pl
  • US1936610A - Apparatus for conducting catalytic processes : en
  • CH165483A - Pallet needle for knitting machines. : en fr
  • US1936741A - Method of and apparatus for disposing of fly ash : en
  • US1936792A - Method of making copper oxide rectifiers for high voltage application : en
  • FR755860A - New illumination socket : en fr
  • FR755962A - Recording method for sound films with version in several languages : en fr
  • FR755997A - Apparatus for carrying out machining operations in an arc of a circle, in particular sawing, without prior plotting : en fr
  • SU33293A1 - Holder for securing the pads when the conveyor gluing galoshes : en ru
  • US1936654A - Photographic film pack : en
  • US1936880A - Metal working press : en
  • US1936909A - Method of forming metal hoops : en
  • US1937109A - Retaining means for concrete pouring forms : en
  • PL19164B1 - flOA 9 / 'Pif : en pl
  • SU33277A1 - Nest making machine in various materials : en ru
  • SU33466A1 - Sewer Pipe Cleaner : en ru
  • US1937483A - Method and apparatus for purifying and diffusing air : en
  • PL19296B1 - Rotary internal combustion engine with auxiliary liquid as a transfer medium and the way of its operation. : en pl
  • US1936947A - Telegraph system : en
  • US1937318A - Pop corn machine : en
  • US1936633A - Continuous process of treating hydrocarbon products : en
  • SU33129A1 - The method of fixing the packs with substantive and dyes : en ru
  • US1937282A - Smoker's stand : en
  • US1936818A - Locker : en
  • PL19212B1 - Pull-out window grille. : en pl
  • PL19304B1 - Trolley for tracked vehicles. : en pl
  • DE588915C - Milling machine for tractor units : de en
  • FR755830A - Chronometric trigger phonograph usable as a morning alarm : en fr
  • GB402175A - Improvements in feed pumps for internal combustion engines : en
  • GB402201A - Improvements in or relating to anchors for preventing the creeping of railway rails : en
  • GB402210A - Improvements relating to electric accumulators : en
  • SU33177A1 - Device to wash cars : en ru
  • SU33471A1 - Suppository making device : en ru
  • US1936701A - Twin-wheel caster : en
  • US1936738A - Typewriting machine : en
  • US1936838A - Hair clasp : en
  • CA337463A - Aluminum modification : en fr
  • CH165497A - Process for the manufacture of footwear. : de en
  • SU33204A1 - Telephone automatic : en ru
  • US1936599A - Hammer crusher : en
  • US1936944A - Acid dyestuffs of the anthraquinone series and a process of preparing the same : en
  • US1937370A - Electric valve converting system : en
  • US1937090A - lundberg : en
  • AU955432A - An improved collapsible metal or metal and fabric box or case : en
  • AU1024132A - An improvement in combs forthe hair : en
  • GB402414A - Improvements relating to the control of motor vehicle lamps : en
  • SU33092A1 - Lifting device : en ru
  • US1936619A - Engine starter controlling mechanism : en
  • CA337538A - Transfer valve : en fr
  • DE588806C - Process for the pneumatic conveyance of fuels : de en
  • US1937432A - Hydraulic crowder : en
  • SU33253A1 - The method of finishing the gastric strips from bakhtarma : en ru
  • US1937341A - Adjustable awning center bearing : en
  • US1937310A - Winding indicator and limiting mechanism : en
  • PL19211B3 - Apparatus for mixing with water and spraying animal or plant pest control agents, disinfectants or artificial fertilizers. : en pl
  • PL19131B1 - Heating apparatus, exploiting the heat of catalytic reactions. : en pl
  • US1936574A - Roller coupling : en
  • US1936629A - Treating and refining hydrocarbon oils : en
  • DE588797C - Device for holding the actuating organs of wing flaps : de en
  • ES131839A3 - Metallic wheel training procedure for motor vehicles. : en es
  • GB402347A - Improvements in ornamental screens for curtain and like suspensions : en
  • US1937038A - Automatic relief valve : en
  • US1936814A - Collapsible freezer box for meats : en
  • US1937111A - Electric light : en
  • FR755676A - Improvements in the production of casein conversion products : en fr
  • GB402385A - Improvements in and relating to x-ray tubes : en
  • GB402469A - Improvements relating to containers for transport purposes : en
  • SU33357A1 - Machine for harvesting cuttings, such as grapes : en ru
  • FR755674A - Improvements to grinders : en fr
  • US1937119A - Printing machine : en
  • PL19185B1 - Self-made firearm. : en pl
  • US1937366A - Process for producing synthetic lumber that is not attacked by insects : en
  • US1937458A - Multiple control thermostat and switch : en
  • SU33237A1 - The method of obtaining 8-quinolazo-2-dynamic pyridines and their derivatives : en ru
  • SU33332A1 - Vicat type instrument for cement testing : en ru
  • SU33373A1 - A device for the indications of the operation of lubricating rings, etc. in bearings : en ru
  • US1936667A - Hydraulic valve mechanism : en
  • US1937088A - Doorpost for railway cars : en
  • SU33212A1 - Device for synchronous transmission : en ru
  • CA337455A - Engine mounting : en fr
  • CH165440A - Chisel for processing artificial stone. : de en
  • GB402361A - Method and machine for making corn plasters or similar articles : en
  • CH165595A - A method of fuel combustion in an internal combustion engine, of the compression ignition type of the injected fuel, and an internal combustion engine for implementing this method. : en fr
  • US1937414A - Winding and tensioning mechanism for cord braiding machines : en
  • SU33138A1 - Extraction or diffusion apparatus : en ru
  • CA337530A - Catamenial bandage : en fr
  • US1937160A - Dual wiper parking windshield cleaner : en
  • PL19239B1 - Blackboard for charts. : en pl
  • SU33265A1 - Control device for radiators and similar devices : en ru
  • SU33328A1 - Indicator for spool steam distribution : en ru
  • SU33375A1 - Adjusting to the caliper of a planer to remove shavings from the table : en ru
  • US1937317A - Process for sizing fibrous material : en
  • US1936764A - Link conveyer belt : en
  • US1936913A - Enamel imitation leather finish : en
  • US1937220A - Flare signal : en
  • DE588941C - Distilling and rectifying column with plate and ring bottoms : de en
  • DE589086C - Protection arrangement for electrical power networks : de en
  • PL19172B1 - High frequency boosting system. : en pl
  • FR755672A - Electrically heated device for permanent waving of hair with control, adjustment and control devices : en fr
  • US1936601A - Piston : en
  • US1937297A - Helical separable fastener : en
  • PL19209B1 - Wc, A?> L $ ° Slip friction clutch. The patent depends on the patent No. 111 BI. : en pl
  • PL19279B1 - A method of cooking cellulose and the like materials, and an apparatus for carrying out the method. : en pl
  • US1936725A - Automobile wheel : en
  • SU33136A1 - The method of processing graphite anodes for aqueous electrolysis : en ru
  • US1937240A - Valve facing apparatus : en
  • US1937202A - Anticapacity thermionic tube : en
  • US1937350A - Conduit block making apparatus : en
  • CH165467A - Bed fitting. : de en
  • DE588996C - Beer cooler : de en
  • FR755562A - Stabilization process for peroxide solutions : en fr
  • GB402320A - Improvement in non-return valves : en
  • CH165567A - Wrench. : de en
  • CH165519A - Type body blank with alignment marks. : de en
  • CA337437A - Heating apparatus : en fr
  • CH165612A - One-piece terminal block for measuring lines in electrical switchgear. : de en
  • DE531581C - Pump, in particular for compressing gases and vapors in refrigeration machines : de en
  • CA337475A - Garment : en fr
  • US1937084A - Smoker's receptacle : en
  • PL19283B1 - Mud mixer. : en pl
  • US1936640A - Reversible friction clutch : en
  • US1937236A - Feed collet : en
  • CA337512A - Compensating master cylinder for brakes : en fr
  • DE588885C - Process for the separation of gas mixtures : de en
  • DE589025C - Process for the preparation of solutions from calcium nitrate and ammonium nitrate : de en
  • DE589065C - Device for cutting up remnants of yarn, in particular remains of artificial silk, on bobbins : de en
  • GB402150A - Improvements in or relating to cooking utensils : en
  • PL19144B1 - K \ .JSfh, 5. Coating compound. : en pl
  • US1936963A - System of distributing and testing terminals arranged in rows : en
  • CA337462A - Combine : en fr
  • SU33355A1 - Flax Header : en ru
  • SU33197A1 - Selector key : en ru
  • US1936737A - Adjustable air gap fly wheel type motor : en
  • US1936830A - Process of making cadmium sulphate : en
  • US1937422A - Developing and printing tray : en
  • CA337466A - Refrigerating agent : en fr
  • SU33147A1 - The method of purification of phthalic anhydride : en ru
  • US1937005A - Soap dispensing shaving brush or the like : en
  • SU33370A1 - Device for the longitudinal movement of two mutually perpendicular rods with non-intersecting axes : en ru
  • US1936946A - Tractor guide : en
  • US1937461A - Oil sealing device : en
  • SU33406A1 - Device for supplying cement slurry to filterpress : en ru
  • AU1020432A - Improvements in or relating to electrical control circuits for thermionic rectifiers : en
  • US1936653A - Slack adjusting mechanism : en
  • US1936663A - Wick : en
  • US1937017A - Method of and apparatus for controlling regenerative furnaces : en
  • FR755974A - Collector box for paper, waste, etc., for use in public places : en fr
  • PL19258B1 - A method of grinding and polishing celluloid products, especially tooth combs and handles. : en pl
  • US1936791A - Distributing panel : en
  • CA337541A - Fuse plug : en fr
  • CH165530A - Skis with edge protection. : de en
  • CH165705A - Device for coupling the animals in stables. : de en
  • CH165575A - Collar button. : de en
  • US1937221A - Extension table : en
  • BE399427A - : en
  • CH165718A - Power transmitting mechanism. : en fr
  • CH165723A - Process for the preparation of an antimony V complex salt. : de en
  • CH165672A - Radio reception circuit. : de en
  • SU33154A1 - Method for producing dioxydiaryls : en ru
  • AU890532A - Process and composition for the production of artificial marble and like ornamentsl sheets similar surfacing units : en
  • CH165488A - Mouthpiece for vacuum cleaner. : de en
  • PL19151B1 - : en pl
  • CH165479A - Machine for embroidering fabrics using thread loops. : de en
  • CH165695A - Method and device for the lubrication of bearings, in particular center and axle bearings of railway vehicles. : de en
  • DE588934C - Process for glazing concrete, artificial and natural stone using fluxes and a welding torch for melting : de en
  • CA337443A - Metal bar bending apparatus : en fr
  • CA337497A - Ophthalmic mounting : en fr
  • SU33225A1 - Device for measuring fluid resistance : en ru
  • CH165527A - Orientation table. : en fr
  • CA337485A - Protective overcoating : en fr
  • CH165491A - Instep band for skiers. : de en
  • CH165630A - Arrangement for commutation in converting devices with controlled discharge paths. : de en
  • FR755574A - Advanced safety razors : en fr
  • DE588813C - Conveyor car coupling : de en
  • DE588917C - Device for processing the mouth cutting edges on chuck cutting machines or the like. : de en
  • PL19309B1 - The method of making rubber balls. : en pl
  • FR755727A - High power lifting device : en fr
  • FR755752A - Improvements made to the lifting and turning devices of agricultural machinery, and in particular of polysock plows or the like : en fr
  • SU33453A1 - Instrument for measuring short time intervals : en ru
  • DE589052C - Piston pump : de en
  • GB402167A - Improvements in or relating to window fastenings : en
  • DE588663C - Device for automatic voltage regulation of AC power lines : de en
  • FR755575A - Process for shaping the backs of jackets, coats and other articles of fur, materials for the application of this process and products resulting therefrom : en fr
  • CH165451A - Oil burner. : de en
  • FR755605A - Apparatus for washing and drying tiles, linoleum floors, etc. : en fr
  • DE588907C - Twin motor drive : de en
  • FR755904A - Simplified Electric Heating Element System : en fr
  • GB403403A - Improvements in methods and means for maintaining a uniform temperature in incubators and other enclosed structures : en
  • CA337506A - Rubber preservation : en fr
  • AU1083733A - Improvements in diversity reception systems : en
  • SU33279A1 - Machine for clamping the wheel spokes in the holes of the hub : en ru
  • US1937123A - Sleeve valve engine : en
  • AU2982730B - Improvements in or relating to methods of and apparatus for conditioning air : en
  • GB402250A - Improvements in and relating to packages for bulbs : en
  • CH165481A - Holder for thread packages for use when knitting by hand. : de en
  • CA337432A - Umbrella identification device : en fr
  • CH165625A - Electric current limiter. : de en
  • DE589002C - Roughening tool for shoes : de en
  • DE588566C - Cooling system, the cold use points of which are supplied with cold from a cold generating point by a cold carrier and in which a cold storage unit is available for all cold use points : de en
  • DE588560C - Domestic water supply system : de en
  • PL19193B3 - Kir 47 b, iST Bearing with a floating bush, in particular for connecting rods or similar machine parts. : en pl
  • SU33224A1 - The method of controlling the uniformity of the impregnation of the cable with an insulating composition : en ru
  • US1936900A - Means of communication : en
  • CH165552A - Electric time-setting mechanism for timepieces. : en fr
  • CH165496A - Method and machine for applying adhesive to footwear floors. : de en
  • ES132360A1 - Improvements in roller bearings. : en es
  • FR755971A - Molds for casting sugar into ingots : en fr
  • PL19220B1 - A method of continuous, simultaneous sorting and testing the strength and thickness of fibers, especially synthetic fibers. : en pl
  • US1936681A - Method and means for removing carbon deposits : en
  • US1937360A - Slitting machine : en
  • CH165436A - Device for closing a ventilation opening, ventilation, etc. : en fr
  • CH165470A - Lid for container with device for indicating delivery orders. : en fr
  • CH165590A - Safety and automatic adjustment device for free-piston motor-compressors. : en fr
  • BE399398A - : en
  • US1936987A - Weather stripping : en
  • US1937279A - Watchman's tour signal system : en
  • GB402124A - Improvements in and relating to flotation or buoyancy boxes for aircraft : en
  • CH165688A - Locking device for motor vehicles. : en it
  • CA337525A - Roll top door : en fr
  • CH165585A - Valve. : de en
  • CH165692A - Spring-loaded bicycle hub with brake. : de en
  • CH165725A - Process for the preparation of a bismuth complex salt mixture. : de en
  • SU33295A1 - Hot continuous press : en ru
  • US1937323A - Laminated glass : en
  • US1937487A - Metal liquid container : en
  • US1936734A - Illuminated sign : en
  • DE588891C - Remote switch with two electromagnets : de en
  • FR755591A - Self-extending coat rack holder : en fr
  • FR755851A - Welded sleeve assembly : en fr
  • CA337501A - Azodyestuff : en fr
  • FR755599A - Device for connecting two mobile units with reciprocating movement with automatic locking of one of the units and its application to a meat tenderizing machine : en fr
  • FR755763A - Method for heating curlers for non-curling waves, combustible product and device for carrying out this method : en fr
  • GB402264A - A process for the hydrogenation under pressure of hydrocarbons : en
  • CA337433A - Door fastener : en fr
  • CH165631A - Electron tube. : de en
  • GB402255A - Improvements in and relating to a process of manufacturing paints for preventing theformation of rust : en
  • DE588852C - Device to reduce the regular oscillations : de en
  • US1936785A - Engine with adjustable compression chamber : en
  • FR755840A - Numbering device with ratchet wheel of exchangeable units : en fr
  • GB402226A - Improvements in valves or cocks : en
  • CH165536A - Instrument for determining angles. : en fr
  • CH165666A - Telephone subscriber device with an automatic device for recording telephone calls. : de en
  • FR755716A - Method of setting up instruments with cutting or sawing blades and resulting industrial products : en fr
  • GB402366A - Improved method of and apparatus for circulating the glass in glass furnace gathering basins : en
  • ES132331A1 - Procedure for the stabilization of ships. : en es
  • SU33443A1 - Method of making tubular blanks from insulating masses : en ru
  • US1936647A - Walking toy : en
  • US1936945A - Adjustable support for window shades and curtains : en
  • CH165563A - Method and device for the production of screw nuts. : de en
  • FR755913A - Manufacture of non-flammable rubber compounds : en fr
  • GB402426A - Improvements in or relating to the manufacture of pre-formed building units and building walls therewith : en
  • FR755978A - Improvements made to exhaust mechanisms in order to make them silent : en fr
  • US1936860A - Photographic camera : en
  • US1937169A - Press device embodying electrically heated elements : en
  • GB402153A - Improvements in apparatus suitable for moving fowl houses, pig huts and the like : en
  • AU975332A - Absorbent pellet for tobacco pipes : en
  • CH165669A - Remote control installation by high frequency currents, superimposed on the electric power distribution currents. : en fr
  • CH165716A - Living room football game. : en fr
  • CA337483A - Duplex furnace : en fr
  • GB402194A - Improvements in and relating to methods and apparatus for the synchronization of twoelectro-magnetic oscillations whose frequencies are unstable : en
  • FR755735A - Combined light registration plate and light and sound signaling system for automobiles : en fr
  • GB402363A - Improvements in funnels and attachments thereto for filling tins, bags and the like with powdered substances : en
  • FR755894A - flying scaffolding for carrying out plastering, painting, etc. : en fr
  • FR755991A - Multiform device with universal cap adaptable to bottles with calibrated necks : en fr
  • GB402178A - Improvements in circuit controllers for signs and the like : en
  • PL19203B1 - The method of operation of furnaces for melting minerals, especially Portland cement, steel waste : en pl
  • FR755577A - Metal bar for electric chain breaker : en fr
  • GB402180A - Improvements in or relating to sectional buildings : en
  • ES2069U - Support fork and guide of the endless belts that are part of large spinning mechanisms for spinning (Machine-translation by Google Translate, not legally binding) : en es
  • CH165541A - Electro-mechanical control device applicable in particular in multiple tariff meters. : en fr
  • CH165614A - Connection device for electricity consumers. : de en
  • CH165729A - Process for the preparation of a zinc complex salt. : de en
  • SU33248A1 - Fixture in the steam furnaces for supplying fuel to the grate using augers : en ru
  • US1937178A - Fuse : en
  • DE589070C - Method of attaching zipper links to a fastener tape : de en
  • DE589100C - Burner for gas stoves : de en
  • SU33231A1 - Contact rectifier : en ru
  • ES132341A1 - A device of measurements for pieces or bands of cloth. : en es
  • FR755816A - Process for the preparation of solid and stable diazoazo salts : en fr
  • DE589053C - Lubricating device for shut-off devices for liquid pressure media : de en
  • SU33381A1 - Ssypna pipe : en ru
  • US1936720A - Hanger or bracket : en
  • DE588921C - Photographic cassette made of pressed material, in particular for X-ray films : de en
  • GB402217A - An apparatus for cutting maize and other cereals and the like : en
  • DE589047C - Cable scales : de en
  • DE589126C - Process for the manufacture of electric valve plates by applying a layer of selenium to an electrode : de en
  • FR755820A - Process for treating mixtures of hydrocarbons for indicative purposes : en fr
  • FR755623A - Metallurgical processes, apparatus and products : en fr
  • GB402782A - Improvements in or relating to screw rotors for high speed axial flow machines : en
  • US1936569A - Brake : en
  • FR755946A - Cut off belt for endless vehicle tires : en fr
  • PL19136B1 - The regulator of the feed water supply to the steam boiler depending on the load, especially the water level in the boiler. : en pl
  • US1936711A - License plate holder : en
  • DE588624C - Milk measuring device with float : de en
  • FR755928A - Device for fixing the handles of brushes or the like : en fr
  • GB402281A - Improved starting mechanism for mobile and stationary power engines : en
  • FR755784A - Casing for sausages and the like : en fr
  • SU33088A1 - The method of cutting tees on a three-spindle semi-automatic machine : en ru
  • SU33108A1 - Packer for pipeless pumping operation : en ru
  • US1936795A - Equalizing chase clamp : en
  • US1936853A - Pump : en
  • DE576712C - Process for the preparation of a double salt of ª ‰ -Bromaethyltrimethylammonium : de en
  • DE589005C - Fuse for spring-loaded projectile supports of ignition setting machines : de en
  • GB402752A - Improvements in alkaline electric storage batteries : en
  • FR755887A - : fr
  • GB402333A - Improvements in or relating to two-stroke internal combustion engines : en
  • GB402231A - Improvements in and relating to colour photography : en
  • GB402254A - A process for the production of alloys : en
  • US1936761A - Suction cleaner : en
  • US1937136A - Automatic floor leveling equipment for elevators : en
  • SU33374A1 - Steam pressure regulator : en ru
  • GB402447A - Improvements in or relating to web renewing mechanism for printing presses : en
  • US1936706A - Directionally selective sound receiver : en
  • DE589139C - Hydraulic table drive for machine tools : de en
  • ES2065U - Own mechanical-automatic apparatus for solace and relaxation. (Machine-translation by Google Translate, not legally binding) : en es
  • CH165494A - Manufacturing process of so-called "Stamboul" molded soles. : en fr
  • DE588568C - Arc extinguishing horn between blow irons : de en
  • GB402270A - Improvements in or relating to fruit pitting machines : en
  • GB402179A - Improvements in means for cooling the engines of tractors and like vehicles : en
  • US1937051A - Wheel attaching means : en
  • US1937033A - Full-fashioned stocking and method of knitting same : en
  • PL19197B1 - A method of driving a compressor refrigeration device and a device for carrying out this method. : en pl
  • CH165432A - Method and device for filling holes for the purpose of fastening oarlocks, hollow dowels and the like in the same. : de en
  • BE397483R - : fr
  • GB402145A - Improved method of supporting or slinging steam drums or other metal drums : en
  • GB402288A - Improvements in engine starter drives : en
  • DK48068C - For Hanging Curtains, Doors and similar Serving Device. : da en
  • FR755965A - Method and devices for playing back, synchronizing, re-recording and rigging sound films : en fr
  • GB402424A - Improvements in or relating to self-propelled trucks having lifting platforms : en
  • CH165454A - Gasoline gasifier. : en fr
  • US1937352A - Electric switch : en
  • PL19133B3 - A method of producing insulating building material. : en pl
  • US1936826A - Container : en
  • DE589029C - Nozzle head for blowing steam into furnaces : de en
  • DE589038C - Head holder for razor chairs : de en
  • CH165468A - Collapsible desk. : de en
  • CH165652A - Process for the preparation of a solvent for pharmaceuticals which are sparingly soluble in water. : de en
  • CH165653A - Process for the preparation of an azo compound. : de en
  • GB402171A - A new or improved fastener for brooches, badges and the like : en
  • GB402209A - Improvements in or relating to circular knitting machines : en
  • FR755610A - Improvements to pneumatic wheels : en fr
  • CH165609A - Short circuit plug with means against loosening the same. : de en
  • CH165693A - Motor installation in a bicycle frame. : de en
  • GB402191A - Improvements in or relating to rotary knife machines for cutting-up wheat and other grain : en
  • PL19137B1 - Device for extracting fluids from boreholes by means of inflating piston. Patent dependent on patent No. 554 for the invention, protected by claim 4 of this patent. : en pl
  • US1936593A - Pulverizer and separator : en
  • US1936712A - Magnifying device : en
  • US1936885A - Method of producing foreign versions of motion picture plays : en
  • US1936974A - Process in the manufacture of woven fabrics : en
  • SU33222A1 - Rectifier device : en ru
  • DE588816C - Firebox for grate firing : de en
  • GB402427A - Improvements in, or relating to, permanent-magnet dynamos : en
  • SU33096A1 - Mechanized Bakery Factory : en ru
  • FR755981A - Process for stabilizing cellulose-based esters : en fr
  • GB402368A - Improvements in and relating to loud-speakers : en
  • SU33210A1 - Clamp to secure the end of the electrical wire : en ru
  • US1937418A - Die head : en
  • CA337553A - Hydrocarbon oil conversion : en fr
  • FR755671A - Device for the manufacture of metallic wire wound in a helix with unequal branches, for making lattices : en fr
  • GB402119A - Improvements in and relating to cartons or like containers, and to dummies and like display articles : en
  • DE556719C - Contact cleaning agent for objects made of silver or other precious metals : de en
  • ES132336A1 - Improvements in the manufacture of rubber products or that contain it. : en es
  • FR755648A - Device for recovering the space occupied by a billiard table or any bulky object : en fr
  • CH165608A - Procedure to compensate for the unbalanced capacitance of the wire groups of telecommunication cables. : de en
  • FR755786A - Connection for ladder rungs, or other applications : en fr
  • BE399055A - : en
  • IE13254L - Pre-formed building units : en
  • DE588803C - Game counter for card games : de en
  • DE588859C - Device for determining the influence of the fluctuations of vehicles on the vertical and lateral direction of objects placed on them : de en
  • DE589068C - Knife star dough dividing and rounding machine : de en
  • CA337453A - Sewing machine : en fr
  • FR755733A - Ready-to-use letter envelope or similar envelope with dry tack adhesive surfaces : en fr
  • FR755756A - Improvements to the manufacturing processes of colors, consisting of coloring materials and oily binders, for printing with intaglio, relief and planes : en fr
  • FR755790A - Polishing, sharpening and grinding agent for articles of great hardness, in particular for hard alloys : en fr
  • SU33310A1 - Device for intent to speed water flow in open streams : en ru
  • CA337480A - Lighter : en fr
  • FR755715A - Pump device operating when the door leaves are opened or closed and used to scent a room : en fr
  • FR755736A - Acetylene gas generator : en fr
  • GB402246A - Improvements in or relating to laminated springs : en
  • DK48067C - Tissue, especially suitable for carpet bottoms. : da en
  • US1936858A - Friction gearing : en
  • US1936903A - Calculating machine : en
  • US1937256A - Apparatus for impregnating the coverings of electric cables and the like with oil orthe like : en
  • US1937314A - Fluid pressure responsive diaphragm : en
  • US1937482A - Compressed gas switch : en
  • US1937083A - Friction clutch : en
  • DE588750C - Machine for pre-breaking and folding folding boxes : de en
  • DE588840C - Protection and signal switching in systems with several individually cooled discharge vessels working in parallel : de en
  • US1936938A - Tractor truck for power shovels : en
  • SU33418A1 - Propeller in the form of a fish hull for ships, gliders, aircraft and airships : en ru
  • PL19156B1 - The method of producing photosensitive films. : en pl
  • FR755822A - Spray product repels insects from live cattle : en fr
  • FR755795A - Stop joints for electric cables : en fr
  • US1936762A - Illuminating device : en
  • US1936809A - Production of sulphur : en
  • US1936910A - Brake-operating means : en
  • US1937472A - Process of producing foam : en
  • DE588786C - Process for making panels made of cellulose material refractory, in particular wood pulp : de en
  • DE588932C - House signal system : de en
  • DE588625C - Lid seal on a siphon : de en
  • ES132369A1 - A machine for separating the frozen orange from the healthy one. : en es
  • FR755687A - Improvements to switches, switches, inverters and the like for electrical circuits : en fr
  • FR755737A - Automotive bumpers : en fr
  • FR755741A - heating element : en fr
  • FR755966A - : fr
  • FR755800A - Improvements to darts : en fr
  • FR755944A - Device for attaching a broom to its handle : en fr
  • DK48081C - Rollers for conveyor belts, in particular for self-binding mowers. : da en
  • DE588804C - Adjustable exit slot on extrusion mouthpieces or the like. : de en
  • FR755987A - Binoculars or spotting scopes and camera combined : en fr
  • GB402166A - Improvements in electric burglar alarms and the like : en
  • DE589026C - Self-tightening rail fastening : de en
  • DE589032C - Process for removing hydrogen sulfide from carbon gas by washing with alkali carbonate solution : de en
  • GB402215A - Improvements in or relating to roofing tiles : en
  • CH165642A - Electric tube with positive light column. : de en
  • GB402376A - Improvements relating to radio receiving apparatus : en
  • FR755602A - New industrial product that can be used, in particular as a separator for accumulator plates : en fr
  • GB402251A - Improved means for the production of circular or elliptical oscillations : en
  • IE13188L - Telephony. : en
  • FR755934A - Display box : en fr
  • GB402295A - Improvements in or relating to dispersions or plastic preparations : en
  • FR755563A - Reed frequency relay with at least two differently tuned reeds which operate separately : en fr
  • FR755780A - Direction indicator arm, in particular for motor vehicles : en fr
  • FR755579A - Braun tube : en fr
  • FR755793A - Folding wheelchair for children : en fr
  • FR755947A - Articulated oar providing propulsion in front of you : en fr
  • FR755664A - Floor washer : en fr
  • GB403096A - The preparation of a naturally occurring enzyme and its application to industrial arts : en
  • DE588918C - Poultry foot ring : de en
  • FR755853A - Process for manufacturing bearings and bearings obtained by this process : en fr
  • FR755901A - Method and material for road construction and maintenance : en fr
  • US1936780A - Elevator brake : en
  • FR755958A - Improvements to making mushroom <<white>> : en fr
  • GB402206A - Improvements in or relating to electric motor control systems : en
  • GB402245A - Improvements in and relating to metallic staircases : en
  • GB402133A - Improvements in or relating to record-controlled statistical machines : en
  • FR755573A - Improvements to accumulator plates : en fr
  • DE588438C - Snow plow with side wings for pulling or pushing force : de en
  • ES131900A3 - Manufacturing procedure of a rubber sole. : en es
  • FR755639A - Automatic topper : en fr
  • FR755891A - Door control device particularly intended for public vehicles: trams, railways, etc. : en fr
  • FR755817A - Process for reducing the tendency to rust of cast iron or steel : en fr
  • SU33240A1 - The method of obtaining black sulfur dye : en ru
  • SU33389A1 - Reproduction photographic camera : en ru
  • DE588717C - Multi-part needle bed for flat knitting machines : de en
  • DE588826C - Device for attaching exchangeable support plates for additional printing forms, especially for office printing machines : de en
  • SU33104A1 - Chisel with two conical cones : en ru
  • SU33258A1 - Dishwasher machine : en ru
  • US1937015A - Device for opening flat bags : en
  • PL19266B1 - Device for winding the top leaves of cigars and cigarillos. : en pl
  • DE588743C - Circuit arrangement for telephone systems with call seekers : de en
  • FR755645A - Hat cover : en fr
  • GB402312A - Improvements in driving gear for rolling mills : en
  • GB402316A - Improvements in or relating to high frequency transmitting systems : en
  • SU33159A1 - Water indicator for steam boilers : en ru
  • GB402353A - Improvements in and relating to devices for producing aerated beverages : en
  • PL19267B1 - Method for removing rust and pickling iron and steel. : en pl
  • SU33294A1 - A machine for removing rubber sleeves from a core clamped in an American cartridge : en ru
  • FR755983A - Process for obtaining, from the nails or the horn of animals, buttons similar to corozo buttons : en fr
  • GB402218A - Improvements in apparatus for heating incandescent cathodes in gas discharge devices : en
  • CH165553A - Wrist watch. : de en
  • US1936710A - Distributor : en
  • FR755746A - Nail nipper enhancements : en fr
  • FR755980A - Improvement in tether carabiners : en fr
  • GB402225A - Apparatus for the automatic operation of the vertical and transverse stabilising of aircraft : en
  • GB402282A - Improvements in or relating to the construction of concrete blocks or the like for use in the construction of damp proof and ventilated walls for building structures : en
  • DE588768C - Household machine for the simultaneous economic generation of cold and hot water using an air cooling machine : de en
  • US1937455A - Plate positioning device : en
  • SU33185A1 - Device for indicating a faulty group of electric traction motors : en ru
  • USD91102S - Design for a casing for an auto : en
  • GB402403A - Improvements relating to radio receiving or transmitting set cabinets : en
  • DE588753C - Thread contact arrangement : de en
  • DE588764C - Dust protection ring for piston rods : de en
  • US1936842A - Conduit construction : en
  • US1937016A - Power shovel : en
  • US1937039A - Method of treating slags : en
  • US1937152A - Positive valve control for internal combustion engines : en
  • SU33106A1 - Coupling nipple for hollow rods : en ru
  • DE588913C - Pendulum dynamometer with pendulum balance : de en
  • ES132363A1 - A charger driven by gas expansion for machine guns and the like. : en es
  • DK48070C - Removable Device for Bicycle Support. : da en
  • PL19155B1 - The method of obtaining the products of chlorine attachment to acetylene. : en pl
  • SU33456A1 - Swivel bearing (girder) for gates of dismountable dams : en ru
  • DE589130C - Gravity hot water heating system : de en
  • CA337535A - Film take-up : en fr
  • DE588942C - Production of trialkali phosphates : de en
  • DE588947C - Electric capacitor : de en
  • SU33455A1 - Derevna n rava dam : en ru
  • FR755585A - Improvements in circular hosiery looms : en fr
  • FR755945A - Anti-ptosis belt : en fr
  • US1937144A - Printing machine : en
  • US1937351A - Fodder cutter : en
  • GB402128A - Key locked fastenings for attache cases, suit cases and the like : en
  • SU33218A1 - Electrostatic machine : en ru
  • DE589108C - Internal combustion engine : de en
  • FR755772A - Direction indicator especially for motor cars : en fr
  • GB402260A - Improvements in building blocks : en
  • CH165545A - Device for changing the voltage of alternating current. : de en
  • PL19259B1 - Brake with drop weight. : en pl
  • SU33335A1 - Bimetallic reference for observing precipitation of structures : en ru
  • US1936781A - Mercury arc rectifier construction : en
  • CA337419A - Ore smelting process : en fr
  • CH165648A - Process for the manufacture of absorbable sutures for surgical purposes. : de en
  • SU33244A1 - Device for mass frying of fish or vegetables using nets : en ru
  • SU33385A1 - Valve for wind musical instruments : en ru
  • US1936986A - Weather stripping : en
  • US1937302A - Hydrant : en
  • BE399013A - Device for automatically lifting a car axle : en fr
  • CH165485A - Dye paste made from acetate silk dyes suitable for the production of printing inks. : de en
  • CH165635A - Control device for vacuum arc apparatus. : de en
  • US1936722A - Arylamino-2-hydroxy-naphthalene-3-carboxylic acids : en
  • US1936950A - Conversion burner : en
  • US1936588A - Manufacture of cellulose esters : en
  • US1936930A - Disappearing stairway : en
  • US1937166A - Protective system for transmission lines : en
  • SU33351A1 - Combine with threshing bread on the vine : en ru
  • SU33128A1 - Printing method mordant and dyes : en ru
  • CH165542A - Device used to indicate the power flowing through an electrical energy totalizing motor-meter. : en fr
  • CH165697A - Locking device on automatic railway couplings. : de en
  • CH165534A - Multi-barreled gun. : de en
  • CH165572A - Device for fixing a frame to a flexible link. : en fr
  • PL19176B1 - Chamber coke oven. : en pl
  • US1936655A - Telegraph system : en
  • CH165593A - Centrifugal machine unit in hydraulic storage systems. : de en
  • SU33146A1 - The method of obtaining concentrated solutions of lactic acid : en ru
  • US1936664A - Container holder : en
  • US1937163A - Art of cracking and coking hydrocarbon oils : en
  • SU33200A1 - Device for sending current pulses : en ru
  • US1936740A - Road form : en
  • CH165606A - Process for influencing crosstalk couplings in telephone cable lengths and sections stranded in groups and device for carrying out the process. : de en
  • SU33285A1 - Grinding machine : en ru
  • US1936757A - Wheel spoke washer : en
  • US1937041A - Hair waving shield : en
  • PL19166B1 - Electric sparkling bulb. : en pl
  • US1936982A - Ground connection : en
  • USD91104S - Design for a bedstead : en
  • SU33447A1 - Hand saw for cutting stones : en ru
  • CH165698A - Bogie trolley with longitudinal rails for transporting rail vehicles. : de en
  • FR755982A - Process for the manufacture of cellulose esters : en fr
  • GB402146A - Improved domestic water heaters : en
  • SU33196A1 - Device for switching on calling devices from the control station to two directions : en ru
  • SU33409A1 - Air snake : en ru
  • US1936618A - Collision preventing system : en
  • US1936723A - Ice cream freezer : en
  • US1936769A - Antirattling hinge : en
  • US1937249A - Pocket lighter : en
  • US1937384A - Combined coin purse and bill fold : en
  • DE589034C - Process for the preparation of a therapeutically effective preparation : de en
  • CA337529A - Phosphatic liquid purification : en fr
  • CH165677A - Antenna for radiocommunication station. : en fr
  • CA337446A - Abrading device : en fr
  • CH165684A - Apparatus for presenting advertisements, picture postcards, cross puzzles and the like. : de en
  • FR755628A - : fr
  • FR755861A - Manufacturing process of nail and pin setting punch : en fr
  • SU33137A1 - Filter for oil, gasoline, etc. or water : en ru
  • AU1500533A - Electron valve or electron valve arrangement particularly for shortwave purposes : en
  • US1936825A - Container for transporting stacked articles : en
  • SU33156A1 - The method of giving gypsum fine porosity : en ru
  • SU33187A1 - Morse Code Keyboard Transmitter : en ru
  • US1936571A - Playhouse : en
  • US1937135A - Support : en
  • FR755673A - Attachment device for plowshares : en fr
  • FR755862A - Lighters improvement : en fr
  • US1936671A - Short wave tuning device : en
  • CA337521A - Cigar scrap bunch feed : en fr
  • CH165650A - Device for collecting menstrual secretions. : de en
  • AU1234233A - A method of, and machine for, printing on metal : en
  • CH165539A - Multi-piston pump for hydraulically operated materials testing machines. : de en
  • US1936750A - Locomotive spotter : en
  • US1936884A - Freewheeling unit : en
  • US1936833A - Oscillograph driving mechanism : en
  • CH165549A - Device for imaging objects. : de en
  • CH165678A - Television reception arrangement. : de en
  • CH165579A - Roller bearing. : de en
  • CH165707A - Suspender device. : de en
  • CA337493A - Motion picture apparatus : en fr
  • PL19154B1 - A motor vehicle bridge as a two-armed rocker arm with wheels mounted on its ends. : en pl
  • SU33127A1 - The method of obtaining filler for plastic, rubber soles or artificial leather : en ru
  • SU33307A1 - Instrument for determining the contour and the length of the path traveled : en ru
  • US1937092A - Engine : en
  • SU33263A1 - Device for heating or heating by reflected radiant heat : en ru
  • AU1186833A - Improvements in electric heaters : en
  • PL19260B1 - The method of attaching the upholstery to metal walls. : en pl
  • SU33119A1 - Device for washing tubs : en ru
  • US1936995A - Production of nitrogenous condensation products from acetylene and ammonia : en
  • CA337545A - Meat and cheese product : en fr
  • GB402220A - Dough divider : en
  • CH165439A - Method of insulating buildings. : de en
  • CA337531A - Paper wrapped wire : en fr
  • CH165460A - Table instrument. : de en fr
  • DE588672C - Method and device for condensing zinc reduction vapors : de en
  • PL19186B1 - A device for stacking coins. : en pl
  • US1936839A - Tilting device for vacuum cleaners : en
  • BE399114A - : en
  • DE589069C - Device for loosening, loading and relocating masses, especially mountain masses : de en
  • DE588299C - Electromagnetic triggering device for automatic switches, especially for motor protection switches, with two or more triggering electromagnets depending on different electrical sizes : de en
  • GB402148A - Floatless carburettor for internal combustion engines : en
  • GB402163A - Improvements in hat and coat hangers : en
  • PL19142B3 - The method of making bread and the yeast preparation for this purpose. : en pl
  • SU33336A1 - Limit pattern for checking knit needles : en ru
  • SU33207A1 - Method of making oil-impregnated electrical cables : en ru
  • US1937489A - Catalyst and method of producing same : en
  • SU33448A1 - Bulk Material Filling Machine : en ru
  • US1936649A - Baking iron and stripper : en
  • DE588602C - Electric metal vapor lamp with basic gas filling and glowing electrodes in the company, in which the power supply wires are melted or cemented in attachments protruding from the discharge vessel : de en
  • DE588785C - Process for the production of high-quality resinous masses from butadiene hydrocarbons : de en
  • DE588858C - Board curtain with board cords brought together above the passage channel through the window frame : de en
  • DE589104C - Sawmill : de en
  • FR755677A - Vertical degassing chamber, continuous service : en fr
  • FR755689A - Elastic pressure collar preserving certain ailments such as seasickness : en fr
  • IE12789L - Machines for producing concrete reinforcing members. : en
  • SU33105A1 - Tine crown : en ru
  • US1936929A - Disappearing stairway : en
  • US1937392A - Timing and signaling device : en
  • US1936585A - Manufacture of cellulose esters : en
  • US1937326A - Intermittent gear drive and means of controlling same : en
  • CH165476A - Holder for spool tubes to be wound. : de en
  • FR755819A - Refining process for distilled or cracked hydrocarbons : en fr
  • FR755905A - Anti-rust rubber coating : en fr
  • US1936668A - Plaiting device : en
  • SU33446A1 - Ring Bricks Furnace : en ru
  • US1937319A - Electric heating unit : en
  • US1936695A - Shock absorber : en
  • DE588296C - Control device for multi-motor drives, especially for adjusting the tension in paper machines : de en
  • US1936597A - Radio amplifier for low frequencies : en
  • US1937446A - Purifying device for air and gas and method of producing the same : en
  • US1937053A - Folding camera : en
  • US1937174A - Art of briquetting materials : en
  • US1936801A - Regulating apparatus : en
  • US1937226A - Apparatus for maintaining the temperature of a fermenting liquid : en
  • PL19196B1 - : en pl
  • DE588903C - Process for the production of solutions containing sulfur and metals : de en
  • DE589051C - Self-collecting small seller : de en
  • DE589133C - Measuring device for hydraulic feed drives on machine tools : de en
  • DK48090C - Rotary pump. : da en
  • US1937425A - Lock : en
  • US1936673A - Coin controlled electric time switch : en
  • US1936759A - Switch : en
  • US1937215A - Lockstitch sewing machine : en
  • SU33320A1 - Instrument for measuring the heat released by the coolant : en ru
  • FR755989A - Fuel injector device for internal combustion engines : en fr
  • DE588892C - Unified electromagnetic regulator and switch for electrical systems on vehicles : de en
  • DE589123C - Wind power machine, through which the stand and runner of a power generator are set in opposite rotation : de en
  • DE589027C - Process for welding ribbed plates onto iron sleepers : de en
  • FR755836A - Device for signaling the blocking of axles of vehicles, more particularly of railway and tram convoys : en fr
  • FR755681A - Base exchangers manufacturing process : en fr
  • CH165634A - Device for controlling vacuum arc devices. : de en
  • DE588929C - Process for the continuous grinding and polishing of plate-shaped workpieces, in particular made of glass, marble or the like. : de en
  • US1937192A - Control mechanism for hydraulic motors : en
  • FR755758A - Process for the production of complex organic salts of antimony : en fr
  • GB402289A - Improvements in or relating to multiple-chamber grinding mills : en
  • GB402197A - Improvements in or relating to brick-making machines : en
  • GB402185A - Improvements in hydraulic couplings : en
  • GB402329A - Improvements in or relating to locks : en
  • ES132328A1 - AUTOMATIC FEEDING MACHINE FOR WELDING THE LIDS OF CANNED JARS AND OTHER CONTAINERS. : en es
  • FR755805A - Improvements made to anti-rust or rust-destroying products and their manufacturing processes : en fr
  • FR755875A - Process for the electrolysis of compounds of alkali and alkaline earth metals, and of mixtures of these compounds : en fr
  • SU33318A1 - Mirror telescope : en ru
  • SU33281A1 - Grinding machine : en ru
  • CH165511A - Method and device for producing an edge register on finished books and the like. : de en
  • DK48069C - Perennial holder. : da en
  • CH165679A - Signaling device with optical and acoustic signaling device. : de en
  • FR755992A - Method for the regulation of the power and the improvement of the economic conditions of a thermodynamic accumulation : en fr
  • FR755972A - Manufacturing process to obtain a rubber boot without canvas, fully molded and vulcanized in a press : en fr
  • DK48082C - Steam generation device with forced water circulation. : da en
  • PL19300B1 - Tank quantity indicator. : en pl
  • SU33314A1 - Automatic scales for loose bodies : en ru
  • SU33397A1 - Device for turning on and off the lighting device in a film projector : en ru
  • US1937353A - Optic projection : en
  • FR755555A - Advanced thermal circuit breaker at maximum intensity : en fr
  • GB402118A - Improvements in or relating to the manufacture of tubes for heat exchangers and the like : en
  • SU33360A1 - Selection machine : en ru
  • US1937255A - Composite shingle : en
  • DE588874C - Manufacture of nitrates of alkaline earths : de en
  • DE589072C - Obtaining chlorine from nitrosyl chloride : de en
  • FR755764A - Device for weaver's shuttles, intended to produce the automatic stop of the loom by breaking the weft before the bobbin runs out : en fr
  • US1936602A - Brake actuator : en
  • GB402768A - Improvements in or relating to machines for milling and/or grinding propeller blades : en
  • DE589021C - Back and forth swinging tailings throwing bucket : de en
  • US1937012A - Carburetor : en
  • CA337444A - Train control : en fr
  • DE589008C - Bowling alley : de en
  • CH165535A - Percussion rocket. : en fr
  • FR755824A - Sharpening device for mower and binder blades : en fr
  • FR755617A - Fireplace : en fr
  • FR755922A - Improvements to electric capacitors : en fr
  • US1937294A - Dental implement : en
  • FR755675A - Film enhancements for color photography : en fr
  • SU33171A1 - Drive to multi valve locomotive controller : en ru
  • US1937185A - Method of making hard alloys for cutting tools : en
  • GB402332A - Improvements in or relating to colour printing : en
  • US1936904A - frideim : en
  • CH165610A - Device on roofs for fastening electrical cables. : de en
  • CH165613A - Electric cable. : de en
  • FR755870A - Use in the textile industry of cellulose derivatives of heterocyclic compounds : en fr
  • DE588861C - Centrifugal machine with a friction clutch provided outside the frame to limit the transmitted torque : de en
  • FR755570A - Improvement in the establishment of cutter bars for mowers and harvesters : en fr
  • FR755615A - Improvements to processes for the construction of continuous underground walls : en fr
  • FR755807A - Key chain : en fr
  • SU33150A1 - The method of obtaining pro from aqueous dioxidaphenyl : en ru
  • US1936634A - Mat, matting, and covering : en
  • US1937148A - Electrical apparatus : en
  • SU33439A1 - Device for walking on inclined and similar surfaces. : en ru
  • CA337555A - Burial vault : en fr
  • CH165428A - Method for producing a floor covering. : de en
  • GB402380A - Improvements in and relating to electric discharge devices : en
  • FR755957A - Improved arrangement of ball bearings : en fr
  • SU33149A1 - Method for preparing dimethylbenzyl-phenylammonium chloride and leucotrop-type pickle preparation : en ru
  • SU33420A1 - A device for grinding tires of railway wheel pairs without rolling them out : en ru
  • SU33468A1 - Multistep water turbine with a consistent supply of water to the impellers : en ru
  • US1937078A - Wire fabric machine : en
  • CA337423A - Collar corrugating apparatus : en fr
  • SU33163A1 - Stamp Numbers : en ru
  • SU33427A1 - Device for uncoupling coupled tanks : en ru
  • GB402286A - Process for the manufacture of bornyl oxalates : en
  • DE589135C - Double-walled steam boiler : de en
  • FR755844A - Mechanism for transforming a rotary movement into reciprocating movement, or vice versa : en fr
  • FR755876A - : fr
  • GB402196A - Change-speed gearing for motor vehicles : en
  • FR755594A - Automotive Suspension Improvements : en fr
  • US1936625A - Golf tee and support therefor : en
  • US1937348A - Broom handle buffer : en
  • DK48086C - Magnetic system for electromagnetic devices for the conversion of electrical oscillations into mechanical or vice versa and containing two or more pairs of pole shoes and an armature placed in the air gaps formed between the pole shoes. : da en
  • GB402290A - Improvements in or relating to accumulators : en
  • GB402421A - Improvements in or relating to speed control of electrical machines : en
  • US1937181A - Water-insoluble azo-dyestuffs and fiber dyed therewith : en
  • US1937463A - Lubricating composition and method of making same : en
  • AU1157633A - Improvements in and relating to baking pans andthe like : en
  • FR755930A - : fr
  • CH165469A - Soap dispenser. : de en
  • FR755827A - Metal for embossing metal bases for dental prostheses : en fr
  • GB402410A - Improvements in the treatment of aluminous materials : en
  • GB403110A - Improvements in and connected with spraying apparatus : en
  • DE588844C - Stocking made on the flat weft knitting machine and process for its production : de en
  • US1937309A - Car roof : en
  • FR755688A - Improvements to devices for the treatment of textile materials : en fr
  • FR755690A - Improvement in loom cleats : en fr
  • GB402277A - Improvements in or relating to insulated electric cables : en
  • FR755787A - Device for regulating the voltage in rectifier installations by means of controlled grids : en fr
  • US1936746A - Eye protector : en
  • US1936890A - Sharpener for slicing machines : en
  • US1936893A - Cookie machine : en
  • AU1025432A - Improvements in thermostatic apparatus : en
  • SU33398A1 - Device for the automatic production of animated filming : en ru
  • GB402425A - Improvements in or relating to internal combustion engines provided with slow-running or idling devices : en
  • DE588982C - Control device for carburettor : de en
  • US1936926A - Hydroxycarboxylic acid arylides : en
  • US1937227A - Dispensing barrel elevator and support : en
  • US1937456A - Pin motion : en
  • GB402296A - Improvements in or relating to dispersions or plastic preparations : en
  • FR755595A - Muffle furnace : en fr
  • DE588928C - Three-part wire-spoke wheel hub formed from the housing and spoke carrier : de en
  • SU33247A1 - Ash collector : en ru
  • DE588503C - Braking device on wire supply spools : de en
  • DE589004C - Trigger device with breaker lever for self-loading weapons : de en
  • CH165699A - Step switching process for the traction motors of AC locomotives and the device for performing this switching process. : de en
  • CH165506A - Process for the preparation of a higher molecular weight sulfur compound. : de en
  • CH165674A - Apparatus set consisting of a radio receiver and loudspeaker. : de en
  • US1937077A - Reversible hydraulic driving mechanism : en
  • CH165597A - Fuel injection device for internal combustion engines. : de en
  • FR755740A - Sealing device for doors, doors, windows and other similar applications : en fr
  • GB402188A - Process of treating cereal foods : en
  • PL19219B1 - A car with the engine placed on the side of the car. : en pl
  • US1937280A - Plastic composition : en
  • US1937494A - Stereotyping process and mechanism : en
  • SU33151A1 - The method of producing thiophenol : en ru
  • US1937120A - Cigarette container construction : en
  • US1937467A - Tube frame for looms : en
  • CH165464A - Bed couch. : de en
  • CH165465A - Feather pad. : de en
  • US1936572A - Motor reversing mechanism : en
  • US1937403A - Electric bell : en
  • AU1055032A - Shaded deckchair : en
  • SU33467A1 - Machine for viscous mats : en ru
  • PL19206B1 - A method for producing helically grooved continuous tows, and an apparatus for carrying out the method. : en pl
  • US1937263A - Insulated container : en
  • US1937337A - Dustproof ash container : en
  • US1937347A - Jewelry : en
  • SU33082A1 - Time Attendance Apparatus : en ru
  • USRE19012E - Brake for motor vehicles : en
  • BE399256A - : en
  • CH165484A - Bobbins for braiding machines. : de en
  • SU33220A1 - Device for lighting and ignition on carts with internal combustion engines : en ru
  • US1936751A - Garment or ironing press : en
  • US1936878A - Brake : en
  • US1936985A - Phosphorous and phosphoric acid esters : en
  • PL19180B1 - Electric arc lamp, gas-filled, with electrodes made of non-flammable material, especially tungsten. : en pl
  • US1937081A - Loom temple with thread cutting mechanism : en
  • US1936670A - Lubricating oil : en
  • CH165453A - Device used to increase and regulate the draft of chimneys for domestic and industrial heating systems. : en fr
  • US1936988A - Planting plan anchoring and embryo plant planting cartridge : en
  • US1937036A - Apparatus for packaging resilient material : en
  • SU33249A1 - Device for spraying sawdust supplied to the furnace : en ru
  • DE589081C - Rotary grate generator with dry ash discharge : de en
  • FR755829A - Frame for dental prosthesis-based forms : en fr
  • DE588856C - Rotary piston pump or engine with annular working chambers and rotary abutment : de en
  • FR755704A - Method and apparatus for the preservation, transport and distribution of gas in liquid or gaseous state : en fr
  • GB402344A - Improvements in or relating to self-stabilising jib-cranes : en
  • FR755952A - Frame for drying tiles, bricks and other ceramic products : en fr
  • FR755665A - Cable distributor : en fr
  • GB402130A - A new or improved yarn clearer : en
  • PL19261B1 - Joint of steel and iron casing cells in mine workings. : en pl
  • SU33126A1 - A device for testing staining : en ru
  • SU33444A1 - Conveyor belt for finishing and glazing porcelain plates and other flat ceramic products : en ru
  • CA337416A - Anhydrous sulphur dioxide manufacture : en fr
  • GB402278A - Improvements in vacuum cleaners : en
  • FR755655A - Thermal relay : en fr
  • GB402240A - Improvements in or relating to printing cylinders for stencil printing : en
  • GB402276A - Improvements in or relating to dead locking latch bolts : en
  • GB402404A - Improvements in or relating to brooms, brushes and the like : en
  • SU33352A1 - Sunflower threshing apparatus : en ru
  • US1936819A - Production of liquid products from solid or liquid carbonaceous materials : en
  • US1937430A - Shirt folding machine : en
  • SU33417A1 - Paddle : en ru
  • SU33288A1 - Fixture with a wire-winding machine for winding pipes for the purpose of crimping them before winding : en ru
  • US1936915A - Tacking machine : en
  • US1936635A - Kiln lining : en
  • US1936828A - Railway clearance indicator : en
  • DK48065C - Plate for Stiffening and Assembly of Flippers. : da en
  • FR755849A - Direction indicator with adjustable eccentric axial parts : en fr
  • FR755742A - Improvements to electrical switches : en fr
  • GB402291A - A method of synchronising television receiving apparatus by the transmitter : en
  • US1937010A - High frequency small capacity condenser : en
  • US1937464A - Pulp molding machine : en
  • SU33087A1 - Air Brake Brake Release Valve Lever : en ru
  • US1936847A - Chain housing for individually sprung wheels : en
  • DE589044C - Doorkeeper : de en
  • FR755912A - Improvements to the gate circuits of discharge valves in an ionized medium : en fr
  • GB402262A - Improved lubricating oils : en
  • GB402199A - Improvements in machines for conditioning cereal grain : en
  • US1937122A - Valve or cock : en
  • USPP84P - Peach : en
  • FR755749A - Electrical machine or device incorporating magnetic circuits : en fr
  • CH165620A - Device for achieving a desired distribution of a variable total output over several machines working in parallel. : de en
  • DE589076C - Fastening device for busbars for electric railways : de en
  • US1936715A - High and low pressure operating balanced valve : en
  • US1937043A - Abrasive articles and solids of like constitution : en
  • US1937290A - Machine for making sector shaped pies and matrix therefor : en
  • DE588788C - Measuring device for checking bores : de en
  • US1936642A - Hoist : en
  • US1936992A - Sanding machine : en
  • US1937139A - Sign : en
  • USD91123S - Decorating purposes : en
  • FR755706A - Device for vehicles fitted with an electric transmission between the power unit and the wheels : en fr
  • FR755552A - Device for transmitting motive power by oil, any other liquid, or pressurized exhaust gas, acting on turbines : en fr
  • FR755900A - Process for improving the properties of hydraulic binding agents : en fr
  • SU33095A1 - Asbestos making apparatus : en ru
  • US1936798A - Converter system : en
  • FR755867A - Device for interrupting alternating current circuits : en fr
  • FR755697A - Process for waterproofing shoe soles by rubber wrapping : en fr
  • FR755868A - Resonance relay : en fr
  • GB402304A - Improvements in or relating to internal combustion engineelectric power plants : en
  • FR755553A - New scale and new construction elements for scales : en fr
  • GB402397A - A method of producing oscillograms, more particularly for television purposes : en
  • GB402301A - Improvements in reduced sound films with standard sound track : en
  • GB402373A - Improvements in and relating to thermostatic switches : en
  • PL19250B1 - ^ t ^ 34 1, 25/02 ^ Mailbox. : en pl
  • GB402229A - Process for the simultaneous production of sulphuric and nitric acids : en
  • US1936888A - Closure cap : en
  • US1936856A - Railway draft appliance : en
  • US1937393A - Candle and method of making same : en
  • DE588763C - Process for the production of formic acid esters : de en
  • DE588971C - Gas generator for carburized hydrocarbon gas : de en
  • GB402193A - Improvements in or relating to automatic or semi-automatic telephone systems : en
  • FR755757A - Improvement in playing cards : en fr
  • BE399394A - : en fr
  • US1936874A - Process for hydrocarbon oil conversion : en
  • FR755604A - Improvements to sunken hardware items, such as crutches, knobs, handles, etc. : en fr
  • FR755696A - Bottle stopper system : en fr
  • FR755739A - Improvements to accounting machines with multiplier devices : en fr
  • FR755813A - Porous plaster manufacturing process : en fr
  • US1937284A - Catalyst for the preparation of esters : en
  • FR755753A - Device for mixing, cooling and drawing off drinks and semi-fluid foods : en fr
  • SU33107A1 - Double Column Tube for Drilling with Flushing in Fractured and Destroyed Tribes : en ru
  • GB402216A - Improvements in or relating to bathing helmets : en
  • DK48062C - Device with razor blades for safety razors. : da en
  • CH165517A - Autonomous stereotype plate casting machine. : de en
  • DE588762C - Process for the production of carboxylic acids : de en
  • FR755751A - Waterproof panel : en fr
  • GB402136A - Improvements in and relating to ultra violet testing : en
  • FR755593A - Process of deoxidation and purification of copper : en fr
  • FR755988A - Razor blade ironing machine : en fr
  • ES132337A1 - Improvements in television systems. : en es
  • FR755572A - Improvements to immobilized liquid accumulators : en fr
  • FR755722A - Development of the chain tension adjustment device in automatic looms : en fr
  • GB402382A - Improvements in method of making mono-chloramine : en
  • DE588755C - Garbage trucks : de en
  • DE589131C - Process for the production of loosened arable land avoiding unscrewed sickle-shaped gaps in corners of arable land : de en
  • SU33367A1 - Safety device for presses : en ru
  • US1937068A - Method of depositing iron electrolytically : en
  • US1937415A - Filter : en
  • US1937237A - Lubricating system : en
  • US1937266A - Spreading device for dump wagons : en
  • CH165529A - Ski binding. : de en
  • DE588933C - AC remote pointer based on the rotating field principle : de en
  • GB402349A - Improvements in or relating to fireplace surrounds : en
  • GB402230A - Improvements in and connected with railway, steamboat, car, bus, and other tickets : en
  • GB402343A - Improvements in warp stop-motions for looms for weaving : en
  • US1936658A - Volume control system : en
  • US1936896A - Brake rigging : en
  • CH165580A - Roller bearing. : de en
  • CH165668A - Device that opposes voltage drops from superposition currents at high frequencies injected into electrical power distribution networks. : en fr
  • CA337479A - Aerial system : en fr
  • CA337522A - Door latch : en fr
  • CH165493A - Workpiece set for the production of heel or sole treads on footwear. : de en
  • DE575412C - Process for cleaning metallic melt fluids : de en
  • US1937431A - Process of making cable terminals : en
  • CH165515A - Device on die setting and line casting machines with dies and ring spats suspended from wires in a circuit, for braking the kinetic energy of the dies and ring spats falling back into the magazine when they are placed. : de en
  • US1936733A - Knockdown drawer : en
  • US1936971A - Trimming mechanism for sewing machines : en
  • US1937228A - Attachment for linotype or intertype machines : en
  • US1937440A - Tank ball : en
  • FR755606A - Box for pastry, confectionery and the like : en fr
  • DE566264C - Process for refining green coffee : de en
  • DE588970C - Process for removing gumming-prone components from mineral spirits : de en
  • CH165602A - Compressed air motor. : de en
  • DE587419C - Concrete pipe ramming machine for pipes of any cross-section : de en
  • US1937495A - Shock absorber : en
  • DE588545C - Valve housing : de en
  • DE526100C - Compensated grid DC modulation circuit : de en
  • DE587819C - Process for the production of gluconic acid or citric acid and their salts : de en
  • PL19135B1 - The way of exposing organic bodies. : en pl
  • US1937390A - Continuous tank furnace : en
  • CH165573A - Slide button. : de en
  • SU33410A1 - The method of constructing the wing for the glider : en ru
  • US1936617A - Drive mechanism for a fluid supply system or the like : en
  • US1936676A - Roofing tile : en
  • US1936905A - Refillable shell for firearms : en
  • US1937285A - Catalyst for the preparation of esters : en
  • DE588848C - Screw connection for scaffolding : de en
  • CA337507A - Rotary wet classifier : en fr
  • AU1025132A - Improvements in and connected with sewage digesters andthe like : en
  • US1937300A - Drilling apparatus : en
  • SU33390A1 - Light box for magnifying devices : en ru
  • US1937206A - Thermomicroscopic arrangement : en
  • CA337527A - Crucible for alumino-thermic reactions : en fr
  • CH165466A - Locks, in particular for hinged side panels on children's beds. : de en
  • PL19226B1 - A method of regenerating oil from benzol filaments. : en pl
  • US1937301A - Armrest : en
  • US1936956A - Combined perforating and printing mechanism : en
  • US1937101A - Drilling and inserting mechanism for brush machines : en
  • US1937239A - Welded pipe joint : en
  • US1937401A - Reversible take-up for looms : en
  • SU33130A1 - Device for holding horizontal lines during whitewashing works : en ru
  • CA337457A - Child's vehicle : en fr
  • CH165489A - Cleaning brush. : de en
  • CH165683A - Luminous advertising device. : en fr
  • SU33121A1 - Double sided rewinder for wire : en ru
  • US1936867A - File cabinet drawer : en
  • PL19305B1 - Optical sight for machine guns. : en pl
  • US1937246A - Diverter valve : en
  • US1937444A - Vacuum-controlled braking mechanism for motor-operated vehicles : en
  • PL19273B1 - Method of producing oxide cathodes for cathode ray tubes. : en pl
  • SU33268A1 - Logging device in sawmill frame : en ru
  • US1936689A - Metal treatment and apparatus : en
  • SU33419A1 - Grinding machine for cylindrical objects : en ru
  • SU33421A1 - Metal leaf cleaner : en ru
  • US1936773A - Ophthalmic mounting : en
  • US1936932A - Electrical motor : en
  • FR755622A - Improvements in the manufacture and processing of artificial filaments, threads, tapes and the like : en fr
  • FR755815A - Naphtha and heavy oil burner, particularly suitable for heating espresso makers, bath heaters and similar devices : en fr
  • GB402213A - Improvements relating to clock gongs : en
  • CA337550A - Radiator enclosure : en fr
  • CH165550A - Watch. : en fr
  • CH165623A - Device with electromagnetically operated mercury contactors for switching on and controlling the direction of rotation of electric servo motors. : de en
  • DE588980C - Core provided with ventilation ducts for plywood doors and building panels : de en
  • PL19225B1 - Vehicle tire. : en pl
  • US1937277A - Production calculator : en
  • GB402155A - Improvements in and relating to india rubber springs : en
  • US1936644A - Insect trap : en
  • US1936754A - Neutralizing aliphatic acids containing froth-producing substances : en
  • USD91114S - Design for a lamp bracket : en
  • FR755744A - Siphon : en fr
  • AU1809362A - Photographic diffusion transfer elements having an integral x-ray intensifier screen : en
  • SU33169A1 - Two-wheeled car with two wheels located at the ends of the car : en ru
  • CA337523A - Lock : en fr
  • CH165472A - Siphon bottle, especially for milk. : de en
  • US1937217A - Gas heater : en
  • US1936696A - Means for cutting external screw threads : en
  • CA337491A - Motion picture film magazine : en fr
  • US1936707A - Method of protecting electrical apparatus : en
  • US1937104A - Method of making pencils : en
  • US1937373A - Alternating current motor : en
  • CH165437A - Electric radiator that can be used as a cooking appliance. : de en
  • CH165457A - Cleaning device. : en fr
  • DE588808C - Conveyor system for light items : de en
  • FR755726A - Space heating radiator : en fr
  • CH165715A - Cinema recorder with cassette. : de en
  • US1936721A - Manufacture of ortho-nitro-phenyl-sulphones : en
  • US1937052A - Laundry press : en
  • US1937449A - Guiding device for ejected shuttles : en
  • CA337554A - Construction unit : en fr
  • CH165556A - Device for measuring time differences. : en fr
  • SU33319A1 - Device for obtaining an annular grid of variable diameter in the field of view of optical instruments : en ru
  • US1936592A - Rolling process and mill therefor : en
  • SU33143A1 - Method of evaporation of water from liquor : en ru
  • SU33368A1 - Collapsible roller bearing : en ru
  • US1937075A - Rail joint : en
  • CH165657A - Device for heating curling and curling scissors. : de en
  • DE588801C - Package winder : de en
  • DE589042C - Lid for electrically heated storage stoves : de en
  • SU33093A1 - Device for protecting depot gates from hitting rail carts : en ru
  • SU33359A1 - Room for keeping tel : en ru
  • PL19256B1 - Sorting device. : en pl
  • US1937364A - Hydraulic coupling : en
  • US1937471A - Hydraulic pump structure : en
  • DE589106C - Device for balancing circulating bodies using piezoelectric crystals : de en
  • DE588943C - Process for the direct production of alkaline earth cyanides by the action of nitrogen on the carbides in question : de en
  • CA337500A - Paper package : en fr
  • PL19295B1 - Ignition device for electric tubular light lamps. : en pl
  • SU33306A1 - Recorder for driving a car and motorcycle path : en ru
  • US1937107A - Twisting filler fountain pen : en
  • US1936577A - Speed controlling and speed measuring centrifugal mechanism : en
  • US1937423A - Pneumatically actuated pumping system : en
  • US1936709A - Douche nozzle : en
  • USRE19010E - Metal wheel : en
  • SU33176A1 - Air distributor for automatic single-wire air brakes : en ru
  • US1936810A - Method of treating refuse and making building material therefrom : en
  • US1937330A - Water treating apparatus : en
  • US1937112A - Bearing for clutch releases : en
  • US1936624A - Locking cap for fasteners : en
  • DE588601C - Submersible pump set consisting of transformer, electric motor and pump : de en
  • DE588958C - Burner cover for gas burner : de en
  • DK48084C - Apparatus for drying moist substances, in particular agricultural products. : da en
  • PL19298B1 - The cylinder head for self-igniting internal combustion engines, with a replaceable ignition chamber. : en pl
  • SU33215A1 - Device for automatically turning on and off the pump electric motor : en ru
  • SU33457A1 - Shutter for hydraulic structures : en ru
  • SU33235A1 - Device for moving a welded object or welding table : en ru
  • US1937089A - Machine for recording and reproducing sound motion pictures : en
  • US1937130A - Deflector trough for switch heaters : en
  • DK48080C - Procedure for the uptake of phosphoric acid-containing substances, in particular crude phosphate. : da en
  • FR755565A - Improvements to cameras : en fr
  • FR755993A - Coating for insulation of magnetic sheets : en fr
  • PL19247B1 - The method of obtaining fluorosilicates. : en pl
  • US1936779A - Thermal relay : en
  • CA337556A - Cellulosic material digesting method : en fr
  • DE588772C - Water-cooled discharge mines for pusher ovens : de en
  • DE588912C - Method and device for determining the moisture content of the air : de en
  • ES132338A1 - A method for the manufacture of rubber threads or strips. : en es
  • ES2070U - Beacon for airfields. (Machine-translation by Google Translate, not legally binding) : en es
  • PL19178B1 - A method of claying iron and steel objects and a device for carrying out this method. : en pl
  • SU33321A1 - Instrument for determining the amount of heat given off by the coolant : en ru
  • US1937346A - Process for forming interiorly figured vitreous bowls : en
  • DE588550C - Fountain pen : de en
  • DE588989C - Hydraulic press, especially for pressing forgings, with an ejection device for the workpiece built into the main piston of the press : de en
  • SU33135A1 - The method of electrolytic deposition of silver from organic solvents : en ru
  • US1937470A - Power steering mechanism : en
  • FR755806A - Improvements to containers with internal linings : en fr
  • AU967632A - Mechanical hand signal : en
  • BE399060A - : en
  • FR755660A - Improvements to plow cutters : en fr
  • GB402378A - Improvements in and relating to ignition devices for internal combustion engines : en
  • FR755865A - : fr
  • FR755961A - Process for extracting gums from carob seeds : en fr
  • GB402400A - Improvements in or relating to the production of vitreous silica ware : en
  • US1937465A - Bearing : en
  • US1936969A - Folding table with seats : en
  • FR755638A - Device for controlling electric discharge devices using the discharge of a capacitor : en fr
  • FR755616A - Incandescent spark plug : en fr
  • FR755796A - Electric lamps and similar articles : en fr
  • FR755878A - : fr
  • FR755838A - Process for manufacturing dyes in vats : en fr
  • SU28388A1 - Machine for cutting pastila, marmalade, etc. products : en ru
  • SU33155A1 - Method for producing oxyperylene derivatives : en ru
  • CH165533A - Top billiards. : de en
  • SU33261A1 - Device for automatic control of the conveyor mechanism : en ru
  • GB402152A - Improvements in spray carburetters for internal combustion engines : en
  • US1937269A - Process for the production of alkyl halides : en
  • DE588817C - Cooling device for prime movers of aircraft : de en
  • SU33362A1 - A way to combat plant pests : en ru
  • US1937063A - Artificial resins derived from mixtures of olefine benzenes or naphthalenes and unsaturated ketones : en
  • SU33341A1 - Board for order accounting : en ru
  • GB402263A - Improved means for disinfecting the mouthpiece of a telephone : en
  • PL19229B1 - A method of cleaning flue gases from furnaces and chemical factories and a device for carrying out this method. : en pl
  • CH165588A - Automatic lubrication device on gears, especially for driving the hand brakes of trams and other rail vehicles. : de en
  • CH165627A - Motor-controlled electrical switch with zero voltage release. : de en
  • US1937245A - Manually propelled vehicle : en
  • CH165600A - Device used to reduce the consumption of an internal combustion engine. : en fr
  • PL19221B1 - Wheel eccentrically mounted for the sledge drive. : en pl
  • PL19288B1 - Device for obtaining high-percentage alcohol. : en pl
  • US1936692A - Electric regulator : en
  • US1936873A - By-pass gate valve : en
  • US1937419A - Process for the catalytic production of anhydrous stannic chloride : en
  • DE588752C - Shoe joint piece : de en
  • FR755937A - Advanced mechanical toy : en fr
  • FR755959A - Process for covering hairy objects and resulting products : en fr
  • GB402172A - Improvements relating to apparatus for purifying used lubricating oil : en
  • SU33323A1 - Device for measuring and controlling humidity : en ru
  • SU33441A1 - Liner Paper Feeder for Ellinson System Machines : en ru
  • US1937172A - Irrigating implement : en
  • US1937214A - Safety device for semitrailers : en
  • PL19173B3 - A method of obtaining a bath with high wetting, penetrating, foaming and dispersing properties. : en pl
  • SU33423A1 - Grinding machine for propeller blades : en ru
  • US1936603A - Hay loader : en
  • US1936771A - Packing for centrifugal pumps : en
  • US1937359A - Metal plating machine : en
  • PL19264B1 - Silvering fluid. : en pl
  • US1936934A - Machine for making resistance elements : en
  • CH165661A - Self-seller for stacked piece goods. : de en
  • FR755720A - Device for the elimination of interference in radio reception : en fr
  • FR755874A - Frameless elastic insert for mattresses, spring seats, etc. : en fr
  • PL19307B1 - Shooting target. : en pl
  • SU33243A1 - Apparatus for scalding shroveted oil seeds : en ru
  • DE588496C - Circuit arrangement for a conveyor system with switches and locking devices : de en
  • DE588827C - Printing cylinders, especially for office printing machines : de en
  • GB402345A - Improvements in or relating to automatic steering apparatus for air and other craft : en
  • DE588771C - Slot seal for open air ovens with vibrating beam conveyor : de en
  • DE588936C - Electrical sensing device for scanning electrically conductive surfaces on cigarette sleeves on cigarette packing machines : de en
  • AU1018832A - Improvements in or relating to metal pylons for carrying overhead wires : en
  • DE589062C - Barrel screw bung with safety cover : de en
  • US1937320A - Separation of volatile substances from vegetal oils and fats and apparatus therefor : en
  • SU33393A1 - Tripod for photographic camera : en ru
  • US1936772A - Insert for concrete structures : en
  • CH165551A - Timepiece. : en fr
  • CH165629A - Polarized clapper armature relay. : de en
  • FR755561A - Process for stapling stone coverings, or other materials to facades, interior walls or others, of buildings : en fr
  • GB402253A - An improved manufacture of pour point depressants for use with lubricating oils : en
  • PL19301B1 - The device for determining the position by means of a sound, caught with both ears. : en pl
  • SU33325A1 - Vane : en ru
  • PL19159B1 - A machine gun seat mounted on an airplane. : en pl
  • SU33245A1 - The method of obtaining the drug for the release of fragrant substances : en ru
  • SU33311A1 - Device for recording plant growth changes : en ru
  • US1937386A - Folding device : en
  • US1937278A - Vent for nursing bottles : en
  • SU33382A1 - The method of manufacturing bimetallic pipes by drawing : en ru
  • CH165500A - Process for recovering caustic soda from the waste laundry, eg from the preparation of viscose. : en fr
  • US1936957A - Light-sensitive layer : en
  • US1937019A - Force feed mechanical lubricator : en
  • US1937158A - Device for conveying cut tobacco to cigarette-making machines : en
  • US1937194A - Apparatus for handling materials : en
  • GB402302A - Improvements in or relating to travelling cranes : en
  • US1937131A - Facsimile signaling system : en
  • US1937367A - Balanced gear pump or motor : en
  • DE588955C - Process for reducing the content of harmful substances in tobacco : de en
  • US1937230A - Manufacture of calcium hypochlorite : en
  • US1937292A - Gypsum plaster and process for making same : en
  • PL19204B3 - Protective coating. Additional pitent to patent No. 11202. : en pl
  • US1936719A - Apparatus for and method of heat treating metal : en
  • US1937427A - Sheet metal hose nozzle : en
  • USD91121S - Design for a tike : en
  • PL19303B1 - Device for blood transfusion. : en pl
  • US1936805A - Pipe fitting : en
  • US1937344A - Hand spray pump : en
  • SU33304A1 - Stand for installing surveying instruments on a tripod and bringing them to a horizontal position : en ru
  • DE580453C - compress : de en
  • DE588911C - Sintered hard metal alloy containing boron carbide for work equipment and tools and processes for their manufacture : de en
  • USD91124S - Design for a stocking : en
  • US1937303A - Conveyer system : en
  • PL19177B3 - The way of condemning the spirit. : en pl
  • US1936793A - Point source light for television and picture receiving : en
  • GB402257A - Improvements in or relating to hose suspenders : en
  • GB402268A - Improvements in deformable bobbins for the liquid treatment of yarn : en
  • AU1793262A - Improvements in or relating to mounting means : en
  • PL19297B1 - Shielded spark plug for internal combustion engines. : en pl
  • GB402431A - Improvements in series coupled thermionic amplifiers : en
  • ES132339A3 - Improvements in the devices for degreasing articles. : en es
  • FR755768A - Process for preparing rolls of metal wire or similar rolls intended in particular for the constitution of bead wires for tires for vehicle wheels : en fr
  • FR755863A - Device to facilitate the introduction of keys into the entry of the lock : en fr
  • DE588923C - Device for simultaneous winding and unwinding of an endless film strip : de en
  • FR755601A - Silent helmet dryer : en fr
  • GB402158A - Improvements in and relating to windows of the sliding sash type : en
  • CH165486A - Stand for laundry items. : de en
  • CA337461A - Therapeutic milk product : en fr
  • DE588814C - Device for the amplification of currents triggered by photocells : de en
  • FR755642A - Protective bag for permanent waves : en fr
  • FR755683A - Sliding frame greenhouse : en fr
  • GB402335A - Manufacture of acetyl chloride : en
  • PL19194B1 - A method of controlling animal and plant pests. : en pl
  • CH165455A - Cover plate for electric hotplates. : de en
  • DE588791C - Pocket lighter : de en
  • CH165656A - Hairdressing irons. : de en
  • DK48073C - Squeezing device for cans for storing oil-colored paints. : da en
  • US1937102A - Movement governor for generator voltage control : en
  • US1937115A - Testing machine : en
  • DE588820C - Sheet metal punch : de en
  • DK48076C - Device for the introduction of secondary combustion air above the grate in a combustion chamber of a fireplace and the procedure for the operation of the device. : da en
  • GB402300A - Improvements in mechandise containers : en
  • GB402239A - Improvements in or relating to nozzles, particularly intended for explosion turbines : en
  • DE588838C - Safety device for electrical three-phase networks, in particular as protection of low-voltage networks underground : de en
  • DE588994C - Process for the production of diazo light images : de en
  • CH165578A - Storage facility. : de en
  • AU264289B2 - F. m. radar system : en
  • CH165448A - Closing device for windows, shutters and the like. : en it
  • FR755692A - Device for the flow of specific quantities of liquid : en fr
  • GB402176A - A printers blanketing : en
  • AU1110733A - Rabbit poison distributor : en
  • US1936749A - Tractor cultivator : en
  • US1937417A - Method of impregnating concrete bodies and porous ceramic products with bituminous material : en
  • CA337496A - Measuring valve : en fr
  • CH165704A - Thruster for airplanes, airships, etc. : en it
  • ES132351A1 - Improvements in manufacturing procedures and fixing of rubber soles and heels. : en es
  • SU33257A1 - Apparatus for applying calibration marks on tubes of thermometers, hydrometers, burettes and similar graduated products : en ru
  • US1936731A - Machine tool : en
  • US1936848A - Beverage dispensing device : en
  • CH165434A - Throttle valve on smoke exhaust pipes. : de en
  • DE588749C - Welding machine : de en
  • SU33463A1 - Koprova Baba, working on the principle of internal combustion engine : en ru
  • US1936770A - Method of producing artificial ice : en
  • US1937275A - Machine for shaving sound record tablets : en
  • US1937496A - Stuffing box structure : en
  • CA337404A - Wood fibrating process : en fr
  • FR756018A - : fr
  • CA337407A - Coffee making apparatus : en fr
  • GB402386A - Improvements in or relating to the cylinders of internal combustion engines : en
  • CH165509A - Process for producing tarnish-resistant surfaces on metal objects. : de en
  • CH165624A - Circuit breaker. : en fr
  • CH165667A - Device for securing the operation of telecommunications systems for electricity companies. : de en
  • CH165586A - Regulating valve with double setting for radiators. : de en
  • CA337494A - Liquid hydrocarbon : en fr
  • CH165646A - Touch-safe connection device for electric fluorescent tubes. : de en
  • CH165560A - Roll for cold rolling metals, especially steel and iron alloys. : de en
  • SU33358A1 - Device for cutting leaves from bushes, etc. : en ru
  • SU33464A1 - The method of water purification using electroosmosis : en ru
  • CH165696A - Elastic wheel, in particular for rail vehicles. : de en
  • DE588896C - Device for holding capacitors together, in particular wound capacitors, by means of press plates : de en
  • SU33353A1 - Trier : en ru
  • SU33426A1 - Bath Kapikov : en ru
  • DE588851C - Protection of wool, fur, hair, feathers, etc. Like. Against moths and other pests : de en
  • ES1535Y - Glass or crystal container vessel with special weir system : en es
  • CA337504A - Thermostat : en fr
  • AU1204933A - Apparatus for attaching metal strip to sheets of wood compostion boarding or the like : en
  • DE588983C - Device for setting the ignition point in internal combustion engines : de en
  • DE589087C - Transformer arrangement for converting three-phase current into three-phase current using single-phase transformers : de en
  • DE588626C - Dispensing hose mouthpiece : de en
  • FR755651A - Welding process of metals, in particular non-ferrous metals : en fr
  • GB402328A - Improvements in the manufacture of acetyl-chloride : en
  • ES132356A1 - Procedure for obtaining finely divided fuel briquettes. : en es
  • BE399406A - Self-propelled independent truck : en fr
  • CH165700A - Electric light rail car train for fast operation and passenger transport. : de en
  • CH165717A - Process for grinding the inner surfaces of cylindrical workpieces. : de en
  • PL19241B1 - A method of producing cellulose solutions or cellulose combinations. : en pl
  • SU33184A1 - Current collector : en ru
  • SU33242A1 - Method of making grease to protect iron products from rusting : en ru
  • SU33365A1 - Slit nozzle : en ru
  • US1936960A - Health mattress : en
  • FR755657A - Apparatus for slicing Gruyere or similar products into slices of equal thickness : en fr
  • FR755895A - Process for enriching ores by flotation : en fr
  • GB402181A - Improvements in or relating to television and the like systems : en
  • CH165722A - Process for the preparation of a neutrally soluble metal complex salt. : de en
  • US1937196A - Gas purification : en
  • FR755587A - Automatic entry control device : en fr
  • FR755857A - : fr
  • US1937421A - Ironing machine : en
  • PL19294B1 - Electric tubular illumination lamp with bulb and discharge electrodes : en pl
  • SU33174A1 - Device for unloading on both sides of railway cars : en ru
  • SU33348A1 - Sowing machine : en ru
  • SU33379A1 - Nail straightening machine : en ru
  • FR755713A - Process for protecting all bodies by metallization against the action of destructive agents : en fr
  • FR755932A - Automobile headlight : en fr
  • ES132352A1 - A device for the use of heavy liquid fuels in gas and explosion engines. : en es
  • GB402186A - Improvements in or relating to refrigerator cabinets cooled by refrigerating apparatus : en
  • FR755724A - Railway track consolidation system : en fr
  • US1937268A - Electric phonograph apparatus : en
  • DE588822C - Process for the direct production of pure hydrogen peroxide : de en
  • DE588613C - Device for reducing draft consumption on cookers : de en
  • DK48064C - Adjustable Saw Pliers. : da en
  • SU33229A1 - Insulated Wire Winding Machine : en ru
  • DE588778C - Turbine generator set with exciter arranged between turbine and generator : de en
  • ES2071U - Economic kitchen with boiler for heating service. (Machine-translation by Google Translate, not legally binding) : en es
  • DE588853C - Bimetal thermostat : de en
  • CA337424A - Windshield wiper : en fr
  • CA337426A - Shaft coupling : en fr
  • SU33372A1 - Lock for connecting the ends of the ropes and chains : en ru
  • US1936854A - Incandescent lamp : en
  • US1937161A - Match feeding mechanism : en
  • SU33273A1 - Device for properly trimming the boards with hand struts : en ru
  • US1937324A - Water treating apparatus : en
  • DE589078C - Method for attaching the fastening parts to capacitors, in particular to interference protection capacitors : de en
  • FR755728A - Transportable and removable reproduction device for sound films : en fr
  • FR755924A - Improvements to automatic firearm discharge mechanisms : en fr
  • DE589129C - Device for generating hydrocarbon gas or water gas from pulverized coal : de en
  • DK48077C - Connection device for Suction or Blow hoses for Vacuum cleaners and the like. : da en
  • CH165664A - Telegraph switching system in which the connection lines work with different operating modes. : de en
  • DE588615C - Sliding window : de en
  • FR755781A - Device for the temporary recording of indications : en fr
  • GB402165A - Improvements in frames of motor-cycles and the like : en
  • US1936961A - Kitchen utensil : en
  • US1937114A - Method of making metal covers for automobile tires : en
  • US1937334A - Steel alloy and articles made therefrom : en
  • ES1662Y - Soot collector. : en es
  • GB402444A - Improvements in or relating to sanitary mouthpieces for telephones, microphones and the like : en
  • US1936964A - Still for substances of high boiling point : en
  • US1937424A - Knife rack : en
  • US1936861A - Apparatus for the treatment of raw cement sludge : en
  • US1937022A - Draw works brake mechanism : en
  • US1937355A - Electron discharge apparatus : en
  • FR755919A - Adjustable wrench : en fr
  • FR755773A - Tacheograph : en fr
  • FR755967A - Improvements to remote control devices, in particular to those in motor vehicles : en fr
  • US1936794A - Welding apparatus : en
  • US1936666A - Form for concrete columns : en
  • US1936851A - Motor vehicle wheel : en
  • US1937066A - Stand : en
  • US1937207A - Stop motion : en
  • US1937250A - Extension table : en
  • DE588843C - Process for the production of smooth, high-gloss oil paints : de en
  • FR755759A - Improvements to pressurized fluid brake devices : en fr
  • FR756043A - : fr
  • GB402129A - Improvements in or relating to the production of soles for footwear : en
  • BE399322A - Process for purifying magnesium and its alloys : en fr
  • CA337532A - Soda silicate dissolving apparatus : en fr
  • FR755970A - Hook system for fixing hollow tiles : en fr
  • FR755918A - Antifriction metal alloy for bearings : en fr
  • DE589058C - Disc mills, especially for cocoa kernels : de en
  • GB402769A - Improvements in and relating to metallic lead-alkali, lead-akaline-earth and like alloys : en
  • US1936859A - Parting strip support : en
  • US1936899A - Brake : en
  • US1937223A - Magnetic damping apparatus for precision balances : en
  • PL19167B1 - Tearing machine for endurance tests. : en pl
  • AU1500433A - Braun valve, particularly for television purposes : en
  • PL19275B1 - Radio-receiving connection system with automatic sound intensity control. : en pl
  • US1936604A - Wedding ring : en
  • US1937029A - Elevator door operating mechanism : en
  • US1936631A - Metallic sash : en
  • US1936808A - Ball trimming machine : en
  • FR755823A - Device ensuring the tipping of the wagon boxes for their automatic emptying : en fr
  • DE588954C - Multi-layer cellulose wadding : de en
  • FR755812A - Probe-weft release mechanism for circular looms : en fr
  • SU33280A1 - Grinding machine : en ru
  • US1936831A - Process for preparing esters of high : en
  • US1937009A - Refrigerating cabinet : en
  • DE588888C - Electric train control for DC shunt or compound motors : de en
  • DE589006C - Handset for printing wood grains : de en
  • FR755910A - Palace of metal, in particular stainless steel, for dental prosthesis : en fr
  • US1937095A - Dust catcher : en
  • USPP83P - Viola : en
  • CY38A - Method of treating recovered sulphur : en
  • US1936767A - Shaft bearing for hydraulic turbines : en
  • US1936820A - Method and apparatus fob increas : en
  • US1937260A - Animal trap : en
  • US1937391A - Radiotimer : en
  • US1937071A - Safety oil can : en
  • FR755607A - fuel saver : en fr
  • GB402116A - A thief proof combination electric switch device for use on motor cars and the like : en
  • GB402430A - Process for the preparation of iron or steel alloys containing chromium : en
  • US1936807A - Tractor wheel : en
  • SU33354A1 - Trier : en ru
  • US1936578A - Speed controlling and speed measuring centrifugal mechanism : en
  • US1936752A - Aircraft with rotative sustaining blades : en
  • SU33334A1 - Device for testing the strength of dyeing fabrics : en ru
  • US1936583A - Method of cold rolling metals : en
  • CH165538A - Temperature controller. : de en
  • US1936609A - Paper making apparatus : en
  • US1936700A - Method of and apparatus for giving audible time signals : en
  • US1937399A - Shoe lace : en
  • PL19169B1 - A method of refining materials containing carbon. : en pl
  • SU33175A1 - Automatic coupling for railway rolling stock : en ru
  • US1937251A - Extension table : en
  • US1937365A - Preparation for coloring hair : en
  • DE588805C - Process for the production of highly refractory shaped bricks or workpieces from crystalline metal oxides : de en
  • CA337552A - Oil cracking process : en fr
  • CA337511A - Alcohol production : en fr
  • SU33103A1 - Instrument for taking samples from the walls of boreholes : en ru
  • SU33287A1 - A device for measuring the cubic capacity of logs : en ru
  • US1936865A - Brake : en
  • SU33172A1 - Paravozna sandbox : en ru
  • US1936928A - Flying shears : en
  • US1936872A - Cheese product and method of making the same : en
  • US1936924A - Motor governor : en
  • US1937439A - Machine for use in painting small objects : en
  • CH165720A - Internal combustion engine of the liquid fuel injection and compression ignition type. : en fr
  • CH165522A - Roll film camera with viewfinder chamber arranged above the receiving chamber. : de en
  • PL19284B1 - Method of obtaining crystalline digitalis glucosides. : en pl
  • US1936627A - Hydraulic clutch : en
  • FR755611A - Steel window : en fr
  • FR755888A - Steam production plant : en fr
  • US1937032A - Central lubricating apparatus for consistent grease : en
  • DK48072C - Electric Battery Light, especially for Bicycles. : da en
  • FR755624A - Hole Punch Frame : en fr
  • DE588823C - Process for the production of alkali cyanides : de en
  • SU33226A1 - Device to improve the accuracy of the electrical measuring instruments : en ru
  • US1936862A - Treatment of gas : en
  • US1936912A - Tentering machine : en
  • SU33173A1 - Fixture for fastening the platform racks : en ru
  • US1937116A - Urea manufacture : en
  • FR755747A - Needle-holder improvements for speaking machine diaphragms : en fr
  • US1936897A - Clasp brake for motor trucks : en
  • AU1237233A - Improvements in deadend clamps : en
  • PL19299B1 - A method of electric ignition of mines and a device and an igniter for carrying out this method. : en pl
  • US1937459A - Abrading : en
  • FR755571A - Improvements to tubular metal wheelbarrows : en fr
  • US1937416A - Process of roasting pimiento peppers and the like : en
  • CA337439A - Coal degasifying process : en fr
  • DE589144C - Manufacture of artificial diamonds : de en
  • CA337539A - Metallic oxide moulding method : en fr
  • CH165445A - Jet nozzle. : de en
  • CH165690A - Motor vehicle with body. : de en
  • PL19141B1 - The method of making bread and the yeast preparation for this purpose. : en pl
  • PL19217B3 - Electric glow igniter. : en pl
  • SU33301A1 - Pneumatic Cell Agitator : en ru
  • US1937238A - Air conditioning plant : en
  • US1937428A - Sweet potato vine cutter : en
  • US1936703A - Frame for hand bags : en
  • US1936953A - Half shade polarizer : en
  • US1937105A - Self-hardening graphite lead for pencils : en
  • DE588875C - Process for the preparation of silicofluoric acid salts : de en
  • SU33139A1 - Calcium hypochlorite production method : en ru
  • SU33343A1 - Device for recording the total length of logs missed through the logging : en ru
  • PL19223B1 - The method of producing rubber hoses with corrugated walls. : en pl
  • CH165724A - Process for the preparation of a copper complex salt mixture. : de en
  • AU1810962A - F. m. radar system : en
  • CH165706A - Articulated boiler for the combustion of fine-grain fuels. : de en
  • AU1025732A - Apparatus for distributing and cooling milk, cream or other liquids : en
  • US1937002A - Automatic transmission : en
  • US1937151A - Vertical bearing : en
  • US1937457A - Automobile jack : en
  • CA337429A - Chain tightener : en fr
  • AU1078333A - The recovery of sulphur : en
  • AU1335333A - Apparatus for use in the formation of artificail dentures : en
  • DE588887C - Control valve for the automatic venting of spaces that are only temporarily pressurized : de en
  • ES131461A3 - Spray head manufacturing procedure. : en es
  • AU1209933A - Improvements in or relating to internal-combustion engines ofthe fuel-injection type : en
  • CA337452A - Safety razor : en fr
  • AU1123033A - Process of and device for treating pulverulent materials : en
  • US1936693A - Weldrod for arc welding : en
  • US1936920A - Cutter grinding machine : en
  • CA337536A - Film sound recording apparatus : en fr
  • CH165591A - Liquid pump. : de en
  • US1936955A - Shoe and shank stiffener and method of attaching the latter : en
  • US1937050A - Rotary swivel : en
  • US1937383A - Manufacture of benzoic acid : en
  • CA337533A - Protected concrete structure : en fr
  • US1937137A - Illuminating device : en
  • SU33228A1 - Electric glow lamp : en ru
  • CH165521A - Cinema recorder. : de en
  • CH165583A - Joint for pipes of fluid conduits, established to avoid electrolytic phenomena. : en fr
  • CH165638A - Burner for heavy oil heating systems. : en fr
  • BE399412R - X-ray system for taking X-rays with short exposure times : en fr
  • FR755788A - Device for the transmission of energy from a direct current network to an alternating current network by means of electronic discharge cells with polarized grids : en fr
  • FR755890A - Aluminum anodic coating process : en fr
  • PL19162B1 - Hand shears for cutting iron bars, e.g. window frames. : en pl
  • SU33363A1 - Annular combustion chamber for internal combustion engines : en ru
  • DE588832C - Device for the continuous printing of a running paper, cardboard, corrugated cardboard web or the like with dimensions : de en
  • DE588922C - Procedure for multicolor cinematography : de en
  • DE588956C - Flushing system using a flushing valve with a counter pressure chamber : de en
  • CH165581A - Device on roller bearings to achieve flexibility in the radial direction in the event of impact loads. : de en
  • SU33140A1 - The method of processing alkaline waters containing iodine in order to reduce their alkalinity : en ru
  • SU33422A1 - Polishing machine : en ru
  • SU33432A1 - Device for maintaining constant voltage, in devices for supplying current pulses at certain intervals : en ru
  • CA337408A - Suction device for pipes : en fr
  • BE398157A - : en fr
  • CA337514A - Perforated card interpreter : en fr
  • DE588758C - Method for the investigation and determination of fluid circulation in boreholes : de en
  • CH165565A - Chainsaw. : de en
  • PL19152B1 - : en pl
  • US1937497A - Control system : en
  • US1937150A - Suction pump : en
  • USD91105S - Design for a lodge finger ring : en
  • CH165433A - Illuminated signpost housing. : de en
  • AU263139B2 - Photographic diffusion transfer elements having an integral x-ray intensifier screen : en
  • US1936659A - Air filter : en
  • CA337409A - Game : en fr
  • CH165504A - Process for the production of formaldehyde. : de en
  • CH165461A - Holding device for door templates. : de en
  • PL19132B1 - Vessel for storage and transport of liquefied gases at low temperature. : en pl
  • SU33431A1 - Electrical traffic warning device : en ru
  • US1937098A - Filing device : en
  • PL19224B1 - Travel wheel for tanks. : en pl
  • SU33217A1 - Electrophore machine : en ru
  • US1937076A - Press mat : en
  • US1937208A - Stop motion for gill boxes : en
  • US1936811A - Production of leaded ammonium chloride crystals : en
  • US1936850A - Horn mounting : en
  • US1936816A - Confection support and toy : en
  • US1937299A - Separable fastener : en
  • US1936977A - Variable leverage mechanism : en
  • CH165640A - Switch. : en fr
  • DE589114C - Attachment to projection devices : de en
  • FR755584A - Machine for operating ice cream makers and bakery brushes : en fr
  • CH165622A - Remote motor drive, in particular for tap changers and starters. : de en
  • CA337458A - Railway tie plate : en fr
  • CA337548A - Phonograph : en fr
  • DE588880C - Process for the preparation of 1-phenyl-2-aminopropanolen- (1) in racemic form : de en
  • DE588819C - Blow molding machine : de en
  • DE588873C - Handle attachment for devices : de en
  • SU33238A1 - The method of obtaining vat dyes color beige or gray-blue : en ru
  • CA337487A - Exposure control apparatus : en fr
  • CA337428A - Steering machine : en fr
  • CH165505A - Process for the preparation of a mixture of esters substituted in the acid radical. : de en
  • SU33289A1 - Reed Shield Machine : en ru
  • US1937182A - Saw setting device : en
  • US1937375A - Instrument for transmitting angular movement : en
  • CA337436A - Toy : en fr
  • SU33346A1 - Incendiary : en ru
  • US1937295A - Bottle lock : en
  • SU33278A1 - Clamp for carpentry workbench : en ru
  • US1936917A - Combined match-holder and automatic lighter : en
  • US1937204A - Regulating valve for liquid fuel and the like : en
  • US1936968A - Universal workholding attachment for vises : en
  • PL19213B1 - A device for transmitting pressure through a set of links placed in a tubular sheath. : en pl
  • CA337467A - Cleaning device : en fr
  • CH165449A - Fish tape. : de en
  • CH165520A - Device for the graphic representation of the course of the game of chess games. : de en
  • US1936608A - Box : en
  • US1936940A - Nail strip feeder : en
  • CA337402A - Metal treatment by heat : en fr
  • CA337526A - Crucible for alumino-thermic reactions : en fr
  • DK48063C - Device by Radio Receivers. : da en
  • ES131416A3 - Procedure for the manufacture of metal chains in plates for electrical connection insulators. : en es
  • ES132335A1 - Improvements in the machines of filleting the fish. : en es
  • GB402208A - Improvements in and relating to electric motor control apparatus : en
  • FR755976A - Perforated clichés improvements : en fr
  • US1936755A - Concentration of dilute aliphatic : en
  • US1937037A - Process of making titanium oxide of fine texture : en
  • FR755984A - Box suspension system with handle : en fr
  • PL19139B1 - The method of making slag ponchos. : en pl
  • BE398057A - : fr
  • DE588588C - Method for the transmission of signals, in particular with the aid of electromagnetic waves : de en
  • DE588815C - Circuit arrangement for telephone systems with several exchanges and dialer operation, especially for private branch exchanges : de en
  • CA337508A - Joint seal : en fr
  • US1936615A - Heater : en
  • PL19227B1 - Electric bulb, filled with gas. : en pl
  • PL19262B1 - Beam for loosening mine chests. : en pl
  • US1936823A - Rim construction : en
  • US1937157A - Lip stick holder : en
  • USD91112S - Design for a vanity console : en
  • CH165498A - Meat shredding machine. : de en
  • DE587018C - Fuel consumption meters, especially for motor vehicles : de en
  • DE589112C - Fuel injection device for diesel engines with fuel-controlled injection valves : de en
  • ES132342A1 - A device for forming loops of fabric in suspension driers. : en es
  • CH165540A - Hydraulic force gauge with ground stamp. : de en
  • SU33116A1 - The method of feeding the material to the trays : en ru
  • SU33124A1 - Eyelet processing machine for pair of stamped sewing needles : en ru
  • US1936570A - Gas purification : en
  • US1937222A - Cigarette package : en
  • CA337465A - Railway car coupler : en fr
  • CH165680A - Method for checking the effect of a switching process to be carried out in a network afterimage using a flickering light current source. : de en
  • FR755986A - Protective coatings for radiotherapy rooms : en fr
  • CA337401A - Sheet metal bending machine : en fr
  • DE588925C - Shock absorbers : de en
  • GB384019A - Improvements in or relating to exercising apparatus : en
  • CA337405A - Safety razor blade : en fr
  • CH165603A - Transformer capable of withstanding surges. : en fr
  • CA337413A - Headlight protector : en fr
  • US1936728A - Device for crushing and pulverizing ore and other refractory material : en
  • US1937293A - Lateral motion journal box : en
  • CH165546A - Comparison device for the position of several movable systems with photoelectric contact. : de en
  • DE588486C - Device for measuring the secondary voltage on x-ray transformers with subdivided primary winding : de en
  • CH165682A - Signal. : de en
  • CH165730A - Process for the preparation of an antimony V complex salt. : de en
  • SU33194A1 - Receiver for electrical telescopes : en ru
  • US1936607A - Purification of trinitrotoluene : en
  • US1936704A - Mounting for books and the like : en
  • SU33090A1 - The method of changing the support of overhead electrical lines or callouts lines : en ru
  • SU33260A1 - Centrifugal scale cleaning machine for fish : en ru
  • US1936949A - Vat dyestuffs of the anthraquinone series : en
  • US1937242A - paris : en
  • SU33312A1 - Apparatus for determining the flow of liquid fuel : en ru
  • US1937265A - Gas cleaning tower : en
  • US1937448A - Massaging apparatus : en
  • CA337441A - Milk sterilizing apparatus : en fr
  • CH165426A - Electric animal trap. : de en
  • DE588807C - Device for overload protection of blowers, in particular turbo blowers, which work in variable vacuum : de en
  • CH165726A - Process for the production of an iron complex salt. : de en
  • PL19125B1 - Method for the preparation of basic substituted ethers or thioethers. : en pl
  • US1937438A - Caster : en
  • SU33234A1 - Continuously acting carbon electrode : en ru
  • US1936637A - Heel : en
  • CA337516A - Adding and sorting machine : en fr
  • SU33296A1 - The car for the installation of frames with galoshes on the pads put on the pads : en ru
  • SU33461A1 - Koprova Baba : en ru
  • US1937117A - Heating boiler : en
  • PL19216B1 - Goniometric and panoramic telescope. : en pl
  • SU33276A1 - Device for hammering, tightening and building up the coal framework : en ru
  • CH165526A - Coordinatograph. : de en
  • CA337499A - Vehicle suspension : en fr
  • CH165712A - Process for increasing the chemical and electrical strength of compounds containing rubber. : de en
  • DE588544C - Valve for noiseless operation : de en
  • DE588886C - Conveyor track with switch mechanism-like drive : de en
  • FR755943A - Improvements in telecinematography image analysis methods : en fr
  • GB402259A - Improvements in or relating to amusement apparatus : en
  • US1936990A - Scissors sharpener : en
  • US1937042A - Electrical heating system and apparatus : en
  • USD91103S - Design fob a motor vehicle bumper : en
  • FR755940A - New canvas and lace with application : en fr
  • GB402387A - Improvements in or relating to devices for regulating circumferential velocities : en
  • CH165628A - Controlled overload switch. : de en
  • PL19189B1 - Piston for internal combustion engines. : en pl
  • SU33292A1 - Cap to machine for crimping soles and backs to galoshes : en ru
  • SU33433A1 - Electric incandescent lamp for flash lighting : en ru
  • CH165537A - Device for determining the range and side corrections for indirectly aimed guns and machine guns. : de en
  • PL19287B1 - Continuous concentration of aqueous acetic acid solutions. : en pl
  • US1937498A - Control system : en
  • BE397482R - : fr
  • DE589132C - Self-closing valve, in particular toilet flush valve : de en
  • US1937006A - Soap dispensing shaving brush or the like : en
  • CA337471A - Manila or sisal pulp production : en fr
  • CH165510A - Device for winding up band-shaped materials. : de en
  • CA337513A - Water heater : en fr
  • GB402305A - Improvements in and relating to methods of operating converters with vapour-filled orgas-filled discharge vessels : en
  • US1936936A - Preparation of catalytic material : en
  • US1936970A - Thermostatic alarm : en
  • US1937193A - Locking mechanism for ironing machines : en
  • DE589073C - Extraction of sulfur from gas cleaning mass : de en
  • SU33428A1 - A device for automatically indicating when heating, in order to temper products, the transition of the material of the product from a magnetic modification to a nonmagnetic : en ru
  • CH165568A - Handle hammer. : de en
  • SU33208A1 - Device for automatically switching off the transmission line in case of the break of one of its wires : en ru
  • US1936579A - Baseball bat : en
  • US1937387A - Flexible fluid container : en
  • DE589048C - Sampler for taking liquids : de en
  • FR755774A - Improvements to heating by liquid fuels : en fr
  • FR755776A - Rubber latex processing improvements : en fr
  • FR755880A - Dental alloy : en fr
  • GB402205A - Improvements in forming hollow ingots : en
  • GB402748A - Improvements in and relating to adjusting devices for positioning one part of an apparatus in relation to another : en
  • FR755614A - Backstage enhancements for extendable tables : en fr
  • US1936765A - Method of bending and apparatus therefor : en
  • GB402358A - A process for the preparation of cadmium yellow : en
  • FR755762A - Parquet maintenance device : en fr
  • GB402292A - Improvements in and relating to electric switch operating mechanism : en
  • GB402298A - Improvements in or relating to air cooled absorption refrigerating apparatus for refrigerators : en
  • GB402755A - Improvements relating to the construction of roofs for buildings : en
  • CH165574A - Collar button. : de en
  • CA337495A - Textile assistant : en fr
  • CA337540A - Metallic oxide body shaping method : en fr
  • CH165425A - Device for tying and detaching cattle. : en fr
  • DE588950C - Production of finely divided, oxide-free pigments : de en
  • DE589088C - Thermomagnetic recorder that allows to observe the changes in the magnetic properties of metals or alloys as a function of temperature : de en
  • GB402405A - Improvements in or relating to printing cylinders : en
  • US1936576A - Sighting apparatus : en
  • US1936980A - Method for forming decorative plastic material : en
  • US1937177A - Means for securing boards to metal framework : en
  • US1937188A - Combination guide and float shoe : en
  • US1937273A - Process for the electrolytic oxidation of aldoses : en
  • CA337472A - Upholstering method : en fr
  • CH165528A - Facility for easy walking on rising streets. : de en
  • CH165584A - Sealing ring for cast iron socket pipes with stuffing box seal. : de en
  • PL19158B1 - Shock chip transporting the mining spoil upwards. : en pl
  • US1936732A - Method and apparatus for protecting glass panes from injury : en
  • US1936846A - Surveycr's compass : en
  • US1937490A - Electric condenser : en
  • CA337520A - Tobacco leaf opener : en fr
  • FR755658A - Electrically controlled automatic gear shifters : en fr
  • FR755839A - : fr
  • GB402162A - Improvements in and relating to joints for packing cases and other structures : en
  • GB402401A - Improvements in or relating to television image receiving systems : en
  • PL19285B1 - Method of releasing coke oven gases from nitrogen oxides. : en pl
  • SU33192A1 - Automatic Sealing Tape : en ru
  • BE399128A - Perfectionnement aux courroies : en fr
  • DK48079C - Procedure for Treating Beer Herbs. : da en
  • SU33179A1 - Device for transferring arrows from a moving wagon : en ru
  • DE589138C - Elastic guide with fabric covering for frameless sliding windows, especially for motor vehicles : de en
  • PL19134B1 - A method of mechanically producing foam and an apparatus for carrying out the method. : en pl
  • DE588854C - Device for comminuting raw materials containing oil or extract : de en
  • FR755635A - Solutions of chemical compounds and their preparation process : en fr
  • US1936981A - Packing placement tool : en
  • US1937180A - Golf ball teeing device : en
  • PL19210B1 - The method of making caisson foundations on piles. : en pl
  • SU28275A1 - Hollow cores with an insulating layer of an air-cooled beam for furnaces : en ru
  • SU33399A1 - Exposure time calculator : en ru
  • US1936744A - Electric motor construction : en
  • US1936844A - Indicating device : en
  • SU33236A1 - Machine carousel for coating and with the ears of electric welding electrodes : en ru
  • SU33445A1 - The method of preparation of gypsum in the substance : en ru
  • US1937477A - Process of preparing para-hydroxybenzoic acid : en
  • DE588434C - Casting device for metal rods for refilling the melting pot of die setting and line casting machines : de en
  • US1937479A - Gathering pool : en
  • DE563011C - Method of preserving liquid colloidal medicines and foods : de en
  • DE588780C - Control for high voltage circuits by means of a valve : de en
  • DE588810C - Catcher for centrifugal machines : de en
  • GB402122A - Improvements in or relating to radio direction finding systems : en
  • US1936889A - Refrigeration unit : en
  • US1937106A - Lubricating apparatus : en
  • US1937478A - Oscillating suction box : en
  • FR755777A - Individual signaling device : en fr
  • GB402174A - Improvements in and relating to the lubrication of axle bearings : en
  • GB402319A - Improvements in fountain pens : en
  • SU33402A1 - A device for the appearance of photographic plates with a tray equipped with colored glass : en ru
  • US1936632A - Grease product : en
  • FR755954A - Grinder for the preparation of molding sand or any other material : en fr
  • GB402415A - Improvements relating to flanges for pipes and other containers for fluid at high pressures : en
  • FR755652A - Method and apparatus for applying a luting material to the edges of reinforced glass plates : en fr
  • US1936788A - Shock absorber : en
  • PL19192B1 - A method of cleaning the seeds of a sugar beet slicer from beet wood fibers and other impurities. : en pl
  • SU33454A1 - A device for quenching the energy of water falling into the downstream : en ru
  • CH165621A - Centrifugal starter on electric motors. : de en
  • CH165721A - Gas-filled discharge tube. : de en
  • DE576633C - Fixing device for low-voltage fuses on solder pins : de en
  • FR755925A - Improvements in handpieces, especially for dentists' utensils : en fr
  • FR755963A - Manual cutter-shearer : en fr
  • GB402389A - Improvements in or relating to mountings for engines on vehicles or ships : en
  • CH165604A - Brush fastening device for high-speed miniature motors with commutators. : de en
  • CH165675A - Radio set. : de en
  • FR755588A - Further training in revolution counters or similar devices : en fr
  • SU33255A1 - Device for taking the impression of the lower jaw : en ru
  • US1937007A - Hydraulic press control mechanism : en
  • US1937162A - Toy : en
  • US1937329A - Joint for resisting high pressures : en
  • US1937331A - Automatic reverse ratcheting hoist : en
  • DE588920C - Holder for pipes and fittings in pulp digesters or the like. : de en
  • GB402183A - Improvements in or relating to cigarette making machines : en
  • GB402365A - Improvements in and relating to devices for stretching and pressing neckties : en
  • FR755899A - Guillotine frame : en fr
  • GB402207A - Improvements in evacuated electric discharge vessels : en
  • SU33188A1 - Wiring method and direct-printing telegraph apparatus for its implementation : en ru
  • FR755990A - Radiotelegraph manipulator for fast and automatic alternating traffic : en fr
  • US1936621A - Open hearth furnace : en
  • SU33241A1 - The method of obtaining sulfur yellow-brown dye : en ru
  • FR755897A - Improvement in ignition coils : en fr
  • DE588931C - Locking device for shutters of windows, doors and. like : de en
  • FR755650A - Ear Ornament Ties : en fr
  • FR755766A - Improvements to gasifiers : en fr
  • GB402164A - Improvements in and relating to electric torches : en
  • SU33097A1 - Device for cleaning rollers from dough at dough testers : en ru
  • US1937155A - Temperature control for cloth driers : en
  • FR755927A - Improvements in the production of gas mixtures and their application in steel and alloy heating processes : en fr
  • GB402307A - Improvements in or relating to collapsible cots or bedsteads : en
  • CA337551A - Button attaching machine : en fr
  • US1936868A - Loading clamp : en
  • US1936651A - Method of drying moistened sheet material : en
  • FR755949A - Protective device for insulators : en fr
  • GB402778A - Improvements in and relating to change speed gearing for motor propelled vehicles : en
  • DE589050C - Device for measuring angular accelerations : de en
  • FR755653A - Shirt : en fr
  • US1936713A - Winch clutch and brake : en
  • US1936941A - Turnstile : en
  • US1936976A - Cellulose ester : en
  • US1937253A - Manufacture of nuts : en
  • PL19248B1 - Device for adjusting photographic lenses. : en pl
  • CA337406A - Stock list tabulator : en fr
  • DE588384C - Control for compressed air shaker slide motors : de en
  • FR755892A - Processing in crates and packaging in wood or similar materials : en fr
  • GB402274A - A new and improved mailing card : en
  • PL19281B1 - A method of producing wetting, cleaning and dissolving agents. : en pl
  • US1937368A - Control system : en
  • US1937291A - Process of recovering neutral grease from wool washing water : en
  • US1936783A - Check protector : en
  • DE588846C - Covering for worn and new stairs made of wood and stone : de en
  • GB402249A - A device for use at funerals : en
  • GB402756A - Improvements in and relating to apparatus for applying plastic coatings to articles such as bread slices or jointing material : en
  • PL19174B3 - A method of improving the mechanical and magnetic properties of alloys of iron with nickel and beryllium. : en pl
  • SU33401A1 - X-ray dosage method by irradiating photosensitive paper : en ru
  • US1936918A - Acoustic device : en
  • US1937189A - Vehicle storage system : en
  • ES132332A1 - A procedure for the use of heavy liquid fuels in gas explosion engines. : en es
  • FR755582A - Surface filled paper and its manufacturing process : en fr
  • GB402235A - Improvements in guards for guillotine machines for cutting paper or fabric : en
  • US1937311A - Overflow for sinks : en
  • AU1223733A - Improvements in electric cables : en
  • DE588416C - Multi-cylinder internal combustion engine with utilization of exhaust gases in exhaust gas turbines : de en
  • FR755985A - Stone guard for automobiles : en fr
  • USD91101S - Design for a clock case : en
  • GB402244A - Improvements in ball and ring mills : en
  • GB402406A - Trailed and suspended landing stage for aircraft carrying ships : en
  • SU33271A1 - Device for feeding wood, in machines with circular saws, working part of the ring gear, located below the axis of the saw : en ru
  • SU33434A1 - Paint spraying device : en ru
  • US1936817A - Tire tool : en
  • US1937241A - Airplane instruction device : en
  • US1937394A - Signaling apparatus : en
  • PL19244B1 - A method of dewatering organic liquids and an apparatus for carrying out the method. : en pl
  • US1937454A - Printing plate lock-up : en
  • CA337515A - Battery charging device : en fr
  • CH165686A - Carts for lifting and transporting objects that can be gripped under and for transporting objects of all kinds. : de en
  • US1937184A - Jigger : en
  • US1937231A - Combination liquid level and pressure gauge : en
  • US1936735A - Process for converting hydrocarbon oils : en
  • FR755743A - Process of agglomeration in granular form of crystallized salts, fertilizers in particular, and powdered products in general : en fr
  • CH165644A - Electric cathode glow lamp. : de en
  • SU33085A1 - Clamping device in metalworking flocks : en ru
  • US1936892A - Automobile motor and body supporting construction : en
  • US1937402A - Sanitary cup : en
  • US1937059A - Water heater or boiler : en
  • US1937286A - Windshield wiper : en
  • US1936948A - Condensation products of the anthraquinone series : en
  • DE588899C - Traveling grate : de en
  • CA337412A - Tire rim : en fr
  • GB402322A - Process and apparatus for manufacturing carbon black : en
  • GB402388A - Improvements in film gates : en
  • CH165508A - Process for the production of artificial sponge. : de en
  • CH165633A - Arrangement to prevent interference with ion valves. : de en
  • DE588927C - Windshield wipers, in particular for motor vehicles : de en
  • DE589121C - Safety device on bathtubs and other liquid containers to prevent overflow : de en
  • FR755620A - Tobacco pouch or similar receptacle in the form of an envelope : en fr
  • PL19124B1 - Method of saturating phosphate rock digestion products with ammonium chloride. : en pl
  • PL19150B1 - Method of exposing liquids. : en pl
  • US1936605A - Razor blade honing device : en
  • PL19274B1 - Method of producing oxide cathodes for cathode ray tubes. : en pl
  • US1936989A - Nitrated carbohydrate solution : en
  • US1937218A - Toe-dancing slipper : en