- CA344244A - Light signal for railways :
en
fr
- CH171343A - Slap. :
en
fr
- US1971426A - Commutator testing apparatus :
en
- CH171544A - Remote control device. :
de
en
- USD93159S - Design for a shoe :
en
- US1971989A - Chain making machine :
en
- SU38259A1 - Dermographism device :
en
ru
- SU38336A1 - Device for stopping and changing the direction of wire movement during magnetic recording of sound on it :
en
ru
- SU38574A1 - Hydraulic tipping device especially for motor carriages :
en
ru
- US1971385A - Cast iron pipe :
en
- AU1402633A - Improved press, for tennis racquets andthe like :
en
- SU38128A1 - The method of obtaining emulsifier from fish shelves :
en
ru
- US1971558A - Lady's sanitary undergarment :
en
- FR769612A - Concentrated broth enhancements :
en
fr
- US1971845A - Surgical instrument :
en
- CA344224A - Magnetic material processing :
en
fr
- US1971502A - Fuse powder for metal delays :
en
- SU38532A1 - A device for producing compressed gases with measurable adjustable pressure from their liquid state of aggregation :
en
ru
- DE602152C - Labyrinth seal for rotating shafts, especially for refrigerant compressors :
de
en
- SU38208A1 - Device for tuning radio receivers using friction and planetary gears :
en
ru
- US1971437A - Device for use on a core barrel :
en
- SU38526A1 - Installation for gases activated by gases containing carbon :
en
ru
- DE601898C - Device for automatic pre-pinching of a sheet of paper or other material to be folded in a zigzag manner :
de
en
- FR769549A - Simplified rotating drum bucket for hygienic household waste disposal :
en
fr
- FR769742A - :
fr
- PL20212B1 - Method of obtaining non-melting artificial masses. :
en
pl
- SU38260A1 - Device for comparative auscultation :
en
ru
- SU38264A1 - Device for the foot and thigh exercises :
en
ru
- PL20301B1 - Method for producing explosives. :
en
pl
- SU38350A1 - Engine Indicator :
en
ru
- SU38405A1 - Pickup :
en
ru
- SU38303A1 - A device for determining the cutoff value of the passive teeth of the American transverse saw in relation to the line of the tops of its active teeth :
en
ru
- SU38451A1 - Gun Shots Number Counter with Swinging Spring Body :
en
ru
- US1971751A - Leveling rod :
en
- USD93170S - Design for a garter :
en
- US1971660A - Thermophoric composition :
en
- CA344182A - Railway crossing signal :
en
fr
- CH171602A - Device for clamping the boom support of radial drilling machines on the base. :
de
en
- PL20237B1 - Impact fuse. :
en
pl
- SU38171A1 - Rail bending device :
en
ru
- SU38359A1 - A device for controlling the management of technological processes :
en
ru
- SU38387A1 - Mobile Feed Distributor with Mulberry Worm :
en
ru
- SU38066A1 - Method and device for microscopic analysis of rocks :
en
ru
- SU38570A1 - Biaxial support cart for carts :
en
ru
- US1971885A - Camshaft driving mechanism for internal-combustion engines :
en
- US1971963A - Pin ticketing machine :
en
- US1971544A - Combined type writing and com :
en
- USD93190S - Design for a tank vehicle :
en
- CH171447A - Method and device for producing a web in the form of a film, a sheet, plate and the like from a material that is hard, hardening or hardenable per se. :
de
en
- CH171543A - Device for the transmission of control currents, in particular for the remote transmission of measured values using a pulse method. :
de
en
- DE602094C - Structure of the supporting body, designed in the manner of a skeleton structure, for the stator core of electrical machines :
de
en
- CH171562A - Control valve for automatic venting of rooms that are only temporarily pressurized. :
de
en
- FR769625A - :
fr
- FR769725A - Hygienic bread pan for the table :
en
fr
- GB415576A - Improvements in and relating to protective electrical circuits for power lines and the like :
en
- DE602047C - Drive for jigger by means of conical disks :
de
en
- FR769579A - Advanced device for varying the compression ratio of compression ignition oil engines :
en
fr
- FR769597A - New anthraquinone compounds containing nitrogen :
en
fr
- GB415658A - A process and apparatus for the production of hydrogen peroxide :
en
- GB415753A - New azo dyestuffs and the application thereof :
en
- GB415619A - Improvements in or relating to thermionic amplifiers :
en
- FR43771E - Powder composition for the preparation of adherent slurries intended for the treatment of plants :
en
fr
- PL20197B1 - Heating apparatus operating by catalysis. :
en
pl
- SU38507A1 - Straw hog in a sill conveyor :
en
ru
- AU1415233A - Improved process of producing a moulding composition andthe product of such process :
en
- CH171306A - Bottle cap. :
de
en
- DE602073C - Sales container :
de
en
- FR769634A - Product to polish or maintain the luster of all surfaces and its manufacturing process :
en
fr
- GB415678A - Improvements in respiratory apparatus for submarine life-saving :
en
- FR769745A - Process for the cold separation of bituminous products from mineral oils and waste :
en
fr
- GB415749A - Manufacture of dyestuffs :
en
- CA344228A - Electrical apparatus :
en
fr
- SU38404A1 - Machine for slotting screws in, etc. :
en
ru
- US1971999A - Building construction :
en
- BE404429A - :
en
- CA344156A - Canning process and apparatus :
en
fr
- PL20244B1 - Trailer with overhead body. :
en
pl
- US1971364A - Self-heating conserve :
en
- SU38579A1 - Device for transmitting meter readings :
en
ru
- GB415722A - Improvements in or relating to x-ray tubes :
en
- SU38317A1 - The method of regeneration of waste galalita :
en
ru
- SU38499A1 - Adaptation to the loom for the shuttle shuttle :
en
ru
- PL20383B1 - Foam maker. :
en
pl
- US1971641A - Means for marking paper in process of manufacture :
en
- SU38097A1 - Stamp for cutting helical coil springs in the manufacture of Grover washers :
en
ru
- SU38144A1 - The method of separation and purification of acids produced in the oxidation of hydrocarbon oils by air oxygen :
en
ru
- DE602082C - Blower shut-off device for water gas generators :
de
en
- GB415494A - Improvements in leather belts or aprons for combing and like machines used in the preparation of fibres for spinning :
en
- DK49193C - Procedure for Treatment of Cement Concrete. :
da
en
- FR769581A - Self-centering chuck, more particularly applicable as a hub puller :
en
fr
- SU38377A1 - Sunflower harvesting machine :
en
ru
- SU38473A1 - Circuit breaker in boxing machines :
en
ru
- US1971346A - Hydrostatic auxiliary starting means for torpedoes :
en
- SU38108A1 - Device for cross cutting cotton and the like :
en
ru
- US1971475A - Sole fitting machine :
en
- US1971834A - Coking heavy petroleum oil :
en
- DE602087C - Process for foam control in fermentation processes :
de
en
- ES135086A1 - Improvements introduced in the devices destined to obtain artificial silk. :
en
es
- DE601999C - Device for printing conical cups made of paper, cardboard or the like. :
de
en
- DE602065C - Machine for the mechanical examination of webs and yarns :
de
en
- PL20332B1 - A pipe with a refractory insert and a smoke quenching device. :
en
pl
- US1971562A - Dynamic balancing of rotating bodies :
en
- US1971946A - Journal box construction :
en
- CA344159A - Rotary gas motor :
en
fr
- DK49192C - Radar water for removing ink from paper and the like. :
da
en
- FR769489A - Improvements to pulp piles :
en
fr
- AU1397433A - Improvements in or relating to shock absorbers :
en
- CH171483A - Cascade, consisting of an asynchronous machine and a three-phase commutator machine connected to their slip rings. :
de
en
- US1971524A - Art of distinguishing between genuine and spurious checks :
en
- CH171572A - Current collector for electric vehicles, with a curved carbon contact strip. :
de
en
- CH171598A - Process for the preparation of a dye. :
de
en
- DE601909C - Test clamp with two metal parts designed as line connectors, which are connected to one another by a separator :
de
en
- SU38486A1 - Seal :
en
ru
- SU38281A1 - Method for producing selenium dye for glass :
en
ru
- US1971726A - Expansion bolt :
en
- SU38210A1 - Meidinger type galvanic cell :
en
ru
- DE601918C - Two-part sliding door, especially for furniture :
de
en
- CH171526A - Adhesive plaster. :
de
en
- DK49185C - Ignition device by a gas-filled electric discharge tube. :
da
en
- GB415728A - Production of masses consisting of or containing cellulose esters and/or ethers :
en
- GB415480A - Improvements in or relating to sewing machines :
en
- GB415616A - Improvements in or relating to devices for emitting and receiving ultra-short waves :
en
- GB415534A - Improvements in, or relating to, automatic circuit-breakers :
en
- PL20275B1 - :
en
pl
- PL20349B1 - The method of road surface construction, paving of courtyards, squares, etc. with metal cubes. :
en
pl
- GB415569A - Improvements in conveyors :
en
- US1971827A - Fan :
en
- SU38075A1 - Piston type coal washer for treating anthracite and other coal :
en
ru
- SU38357A1 - Device for pouring microsections :
en
ru
- US1971636A - Oil gel composition and process of producing the same :
en
- CH171316A - Electric drive, in particular for looms and looms. :
de
en
- CH171583A - Process for the production of a valuable condensation product. :
de
en
- GB415461A - Improvements in or relating to game apparatus :
en
- FR769683A - Pre-heated liquid fuel burner upgrade :
en
fr
- ES133344A1 - Procedure so that cars, trucks, railroads, airplanes and all kinds of land, sea and air vehicles can be given time and opportunity, signals, whether they are bright, sound or images that are convenient for a :
en
es
- DE602046C - Disc roller grate :
de
en
- GB415499A - Improvements in and relating to electric lamp holders, and adaptors :
en
- GB415602A - Improvements in and relating to the purification of titanium pigments :
en
- FR769470A - Fuse for circuit breakers :
en
fr
- GB415478A - Improvements in or relating to agricultural digging machines :
en
- CH171274A - Process for operating furnaces with recirculation of flue gases. :
de
en
- DE602090C - Printing machine for printing markings on the inside of packaging films for block-shaped objects, especially pieces of cheese :
de
en
- CH171457A - Tobacco pipe with inserts. :
de
en
- FR769667A - Process for the preparation of mono- and di-n-alkyl- or aralkyl-5, 5-phenyl-ethylhydantoins :
en
fr
- CH171270A - Hinge. :
de
en
- CH171590A - Process for producing a water-soluble diazoamido compound. :
de
en
- CH171278A - Device for cutting onions or vegetable tubers into small pieces. :
en
fr
- FR769748A - Safety device for railways :
en
fr
- SU38433A1 - Cog gear to tracked carts :
en
ru
- US1971777A - Method and apparatus for conditioning air :
en
- FR769732A - Drainage installation for mines :
en
fr
- ES135134A1 - Improvements in the winding machines destined to disintegrate folders or strings of threads. :
en
es
- GB415599A - Improvements in golf clubs :
en
- GB415674A - Improvements in projectiles :
en
- CA344281A - Stoker and firedoor :
en
fr
- FR43795E - Mobile device for the emission of artificial fog :
en
fr
- GB415739A - Metal-faced covering for roofs, walls and other surfaces :
en
- US1971419A - Pressure regulator for pressure presses :
en
- US1971839A - Game board :
en
- SU38339A1 - Microtome table with freezing device :
en
ru
- SU38477A1 - Billet molding press :
en
ru
- US1971369A - Art of welding :
en
- US1971619A - Electric plug :
en
- PL20225B1 - The method of obtaining phenols from aromatic halo-hydrocarbons. :
en
pl
- PL20288B1 - Control device for employees. :
en
pl
- SU38082A1 - Electric perforation :
en
ru
- ES135133A3 - Procedure for the separation of fractions of a mineral oil. :
en
es
- GB415754A - Lock nut :
en
- DE602069C - Savings box :
de
en
- US1971613A - Tail wheel construction :
en
- US1971832A - Electrical switch gear :
en
- SU38288A1 - Finned tube for central heating :
en
ru
- US1971386A - Propeller type fluid translating apparatus :
en
- US1971841A - Damper control device :
en
- CH171372A - Process for the preparation of a blue sulfur dye. :
de
en
- ES133884A1 - A method of preparing dye masses for polychrome reproduction. :
en
es
- FR769541A - Suspender enhancements :
en
fr
- FR769764A - Adjustable capacitor for radio receivers :
en
fr
- FR43793E - Reversible desk pad :
en
fr
- SU38276A1 - Method and method of drawing glass from molten glass :
en
ru
- SU38347A1 - Instrument for measuring the optical properties of bodies :
en
ru
- US1971394A - Manufacture of fused bifocal lenses :
en
- FR769761A - Method of covering pavements with asphalt powder or rock and asphaltic oil :
en
fr
- FR769771A - Billiard game :
en
fr
- GB415651A - Improved burner for liquid fuels :
en
- FR769599A - Improvements to decorative light railings :
en
fr
- GB415693A - Variable speed gear :
en
- DE602078C - Swim belt :
de
en
- DK49190C - Device by plugs. :
da
en
- ES135136A1 - PARFA APPARATUS EMBARKING AND UNEMBARKING CARS :
en
es
- ES134321A3 - Procedure for the manufacture of mouthpiece caps for cigarette butts and similar objects. :
en
es
- USRE19292E - Fabric covered buckle :
en
- ES135091A1 - A procedure for gluing carpet linings. :
en
es
- US1971944A - Gaseous electric discharge device :
en
- US1971391A - Display device :
en
- DE601879C - Bunker emptying device, consisting of a main conveyor trough and auxiliary troughs arranged above it :
de
en
- FR769622A - :
fr
- GB415466A - Process for the manufacture of alkali metal hydroxide solutions :
en
- IE13612L - Refrigerators :
en
- USD93156S - Design fob an embossed transparent :
en
- GB415522A - Improvements relating to liquid-immersed electric circuit interrupters :
en
- GB415549A - Improvements in and relating to tables, chairs and the like :
en
- GB415604A - Apparatus for the production of boxes or bags :
en
- FR769691A - Improvements made to automatic by-passes for hydro-electric devices for steering ships :
en
fr
- CH171563A - Device for displaying station names in trams. :
de
en
- US1971972A - Filter element :
en
- CH171567A - Switch for overhead conveyors. :
de
en
- DE602072C - Sewing machine with opening device for the bobbin carrier to expose the thread passage :
de
en
- DE601896C - Process for the sulfonation of N-substituted 2-pyridones :
de
en
- DE601902C - Ashtrays, especially for vehicles :
de
en
- DE602050C - Ring lubrication bearings for forme cylinders of rotogravure printing machines and other rotary printing machines :
de
en
- US1971486A - Tilt and panning head for motion picture camera tripods :
en
- US1971490A - Coffee dripper :
en
- PL20296B1 - Regulating device for gas nozzles of internal combustion engines. :
en
pl
- SU38565A1 - Adaptation to automatic lathes for feeding material :
en
ru
- US1971401A - Door fastener :
en
- FR769712A - :
fr
- FR769494A - Method and device for recording oscillations :
en
fr
- GB415475A - Improvements in curtain supporting devices :
en
- GB415618A - Improvements relating to circulating systems for the motor cooling fluid of motor vehicles :
en
- FR43789E - Improvements to taps :
en
fr
- FR769839A - :
fr
- GB415587A - Improved device for the delivery of bottles of milk to house doors and the like :
en
- PL20262B1 - Finned tube for heater, heated by flue gas. :
en
pl
- SU38438A1 - Driving wheel for carts :
en
ru
- US1971978A - Lid, cover, stopper, and like closure :
en
- US1972055A - Impregnated sheet products :
en
- FR769774A - Self-locking bolt system :
en
fr
- SU38282A1 - Method of marbled coloring of glass hollow beads :
en
ru
- US1971384A - Method of making refrigerator doors :
en
- USRE19297E - Apparatus fok attaching heels to :
en
- PL20249B1 - A method of refining plant materials. :
en
pl
- US1971327A - Dual pneumatic wheel :
en
- FR769783A - Device to keep constant the power exchanged between two networks :
en
fr
- FR769595A - Improvements in parachute equipment :
en
fr
- FR769571A - Lighting installation for antennas :
en
fr
- DE602066C - Device for measuring surface deformations, in particular the impressions resulting from the hardness test after the penetration process :
de
en
- GB415468A - A handtool for cleaning gas stoves, ovens and the like :
en
- GB415649A - Improvements in and relating to printing machines :
en
- FR769478A - Lock nut system :
en
fr
- BE404275A - Process for the production of high percentage rubber solutions :
en
fr
- SU38098A1 - Hand tool for making thin shafts :
en
ru
- US1971623A - Holder for electric fuses, etc. :
en
- US1971642A - Bag holder :
en
- US1972021A - Machine for making boxes :
en
- CH171480A - Regulating device on DC machines. :
de
en
- SU38164A1 - Copier paper :
en
ru
- SU38554A1 - Gyroscopic compass :
en
ru
- FR769702A - Phosphorus oxychloride manufacturing process :
en
fr
- FR769648A - Vehicle for the transport of household waste and any other matter :
en
fr
- DE601963C - Closure for rubber hot water bottles :
de
en
- DE602002C - Train protection device :
de
en
- GB415670A - Improvements in and relating to tobacco feeding mechanism for cigar making machines :
en
- IE13733L - Mowing machine :
en
- CH171514A - Heavy oil burner for domestic and industrial use. :
en
fr
- US1972013A - Process for the conversion of hydrocarbons to lighter hydrocarbons :
en
- DE602061C - Mold with slow heat dissipation :
de
en
- DK49199C - Toy rifle. :
da
en
- GB415465A - A binding or cover for periodicals and the like :
en
- US1971565A - Suit hanger :
en
- US1971773A - Riveting machine :
en
- US1971928A - Duo-self-equalizing expansion joint :
en
- CH171469A - Small steam turbine group. :
de
en
- CH171355A - Stabilizer for peroxide solutions. :
de
en
- DK49182C - Evaporator. :
da
en
- SU38327A1 - The method of electrolytic production of aluminum :
en
ru
- US1971359A - Electric lamp socket :
en
- US1971785A - Rail lifter :
en
- PL20373B1 - Connection system for a payphone. :
en
pl
- SU38346A1 - Method and device for determining the stripedness of glass :
en
ru
- SU38173A1 - The way to develop tunnels :
en
ru
- US1971663A - Knitting machine :
en
- US1971554A - Gas burner :
en
- CA344160A - Egg packing device :
en
fr
- DE601939C - Self-acting dog clutch, especially for motor vehicles :
de
en
- DE602155C - Process for the production of crushing jaws from austenitic manganese steel :
de
en
- SU38358A1 - Electrical device for solving higher degree algebraic equations with one unknown :
en
ru
- US1971596A - Lock :
en
- US1972007A - Receptacle and method of forming and stacking the same :
en
- CH171500A - Arrangement for controlling the anode grids in ion valves with multiple anodes. :
de
en
- CH171594A - Process for the preparation of a chromium-containing azo dye. :
de
en
- DE601894C - Device for sprinkling, especially for laundry o. :
de
en
- FR769727A - Powder material for the road industry :
en
fr
- FR769739A - Device for taking pictures and projecting images to be reproduced in color, using lenticular grating films :
en
fr
- CH171461A - Method of making a tight reinforced concrete pipe joint. :
de
en
- DE602031C - Light signal device :
de
en
- PL20318B1 - Power connector for high voltage electric cables. :
en
pl
- SU38411A1 - Method of separating flour with a high starch content from flour with a lower iodine content :
en
ru
- US1971476A - Process of preparing condensation products :
en
- US1971500A - Hose connection :
en
- ES135069A1 - A heavy oil engine, two times. :
en
es
- CA344248A - Bleaching process :
en
fr
- SU38566A1 - Mechanical Driven Tool :
en
ru
- US1971496A - Art of tanning hides and skins :
en
- US1971684A - Writing pad and device :
en
- SU38263A1 - Folding stretcher for the wounded :
en
ru
- CH171392A - Clip for stapler for stapling sheets of paper without damaging the latter. :
de
en
- CH171524A - Device for performing hand massage. :
de
en
- FR769525A - Manufacturing process, using acetylcellulose solutions, of films having high mechanical properties :
en
fr
- FR769686A - :
fr
- SU38446A1 - Tool for grinding the bearing surfaces of Lendis type screw dies :
en
ru
- US1971409A - Aroylene-bis-acetic acid-arylides :
en
- US1971953A - Draft rigging :
en
- DE602040C - Circuit breaker with arc extinguishing by steam :
de
en
- FR769466A - Movable support with automatic movement for the orientation of a steering light for motor vehicles :
en
fr
- FR769708A - Assembly intended for the amplification or production of high frequency oscillations :
en
fr
- US1971526A - Cartridge clip :
en
- US1971974A - Combination tool :
en
- GB415747A - Device for feeding fluid to the intake of internal combustion engines :
en
- AU1394433A - Improvements in or relating to radio and like receivers :
en
- FR769563A - Device for the production of folding boxes :
en
fr
- CA344158A - Iron or steel and cement manufacture :
en
fr
- US1971674A - Electrooptical image production :
en
- DE1310361U - :
de
en
- SU38085A1 - Pneumatic hammer :
en
ru
- US1971942A - Gaseous electric discharge device :
en
- US1972060A - Recovery of gasoline from natural gas :
en
- FR769652A - Apparatus for the manufacture and preservation of ice cream :
en
fr
- US1971862A - Coal mining apparatus :
en
- US1971538A - Die cleaning device for electric welding machines :
en
- US1971606A - Diaper :
en
- USD93174S - Design for a jar :
en
- ES135089A3 - A new screen preparation procedure for cinematographers. :
en
es
- FR769564A - Process for the manufacture of knitted fabrics, or more especially of knitted fabrics :
en
fr
- DE601910C - Mercury switch with a tubular, fireproof insert that is closed at one end :
de
en
- GB415474A - Improvements in or relating to internal combustion engines :
en
- DE602064C - Process for coloring high-molecular, organic, plastic masses, especially rubber and rubber-like substances :
de
en
- DE601912C - Process for the production of mineral-fermented leathers with iron-containing tanning agents :
de
en
- DE601946C - High-speed stranding machine :
de
en
- DE602049C - Process for introducing aminoalkyl groups into basic groups of organic compounds :
de
en
- SU38278A1 - Pull the type of boat Fourco with liner :
en
ru
- CA344200A - Biscuit feeding apparatus :
en
fr
- CA344217A - Electric valve converting apparatus :
en
fr
- SU38370A1 - Squared for square and chess sowing :
en
ru
- US1971678A - Mechanism for separating intermixed divided materials :
en
- GB415533A - Improvements in or relating to machines for stacking articles :
en
- GB415738A - Measuring and dispensing means for liquids :
en
- US1971735A - Toy :
en
- US1971669A - Undergarment :
en
- SU38430A1 - Controlled parachute :
en
ru
- US1971518A - Method and apparatus for expanding high pressure gas :
en
- CH171266A - Process for the production of building structures. :
de
en
- US1971337A - Coaster pad :
en
- DE601888C - Steering device for caterpillar vehicles :
de
en
- USD93171S - Design for a casing for a grinding :
en
- ES135090A2 - PROCEDURE TO BUILD TIRES, ESPECIALLY FOR RAIL VEHICLE WHEELS :
en
es
- SU38312A1 - The way to eliminate galoshnogo marriage, the so-called "corrosion" :
en
ru
- CA344276A - Rectifier circuit :
en
fr
- CH171487A - Bride for fastening electrical cables. :
de
en
- PL20381B3 - Hydraulic resistance for guns with a retracting barrel. :
en
pl
- US1971971A - Electrical heating appliance :
en
- USD93155S - Design for a velocipede :
en
- SU38373A1 - Sheaves zaleny device to the sweepers :
en
ru
- US1971611A - Hand beet topper :
en
- US1971699A - Pen attachment :
en
- PL20280B1 - Spark plug for internal combustion engines. :
en
pl
- DE601961C - High-voltage capacitor for high-voltage systems, which consists of ceramic elements, on which metal coatings enclosed in cavities in the ceramic body are applied as covers :
de
en
- US1971745A - Hair curler :
en
- US1971881A - Spring fastener :
en
- FR769504A - Reaction set-up for radio receivers using lamps with several grids :
en
fr
- FR769527A - Signaling installation for railway level crossings :
en
fr
- DE602027C - Process for setting and automatic control of the exposure in photographic copiers :
de
en
- DE602154C - Temperature controller :
de
en
- GB415800A - Improvements in mechanism for applying bands to cigars and like articles :
en
- GB415524A - Improvements in or relating to stapling devices :
en
- CH171586A - Process for producing a water-soluble diazoamido compound. :
de
en
- ES135113A1 - A procedure for the elaboration of a special flour for the production of fritters. :
en
es
- FR769570A - Magnifying glass and combined lamps for surgical and similar purposes :
en
fr
- FR769735A - Two-stroke combustion central heating calorifier :
en
fr
- FR769613A - :
fr
- GB415479A - Improved sifting or screening apparatus :
en
- GB415515A - Improvements in or relating to thrift or money boxes :
en
- DE601914C - Plaster cast cutting machine :
de
en
- FR769461A - Improvements to piston pins :
en
fr
- GB415528A - Improvements in or relating to fluid pressure gauges :
en
- DE601985C - Skat game counting and display device with several counters :
de
en
- DE1310237U - :
de
en
- DE602124C - Pocket brush with foldable bristles :
de
en
- FR769560A - Metal chip vacuum cleaner :
en
fr
- FR769815A - :
fr
- GB415707A - Improvements in badminton rackets :
en
- SU38193A1 - Device for electrical interlocking of arrows and signals :
en
ru
- SU38334A1 - Automatic scales for loose bodies :
en
ru
- SU38360A1 - Russian abacus with a device for the production of arithmetic operations :
en
ru
- US1971738A - Unit pricing or lettering system and card display holder :
en
- GB415710A - Improvements in or relating to x-ray tubes :
en
- US1971679A - Transmission control circuits :
en
- SU38156A1 - Steam engine with rotating piston :
en
ru
- US1971495A - Bean cutter :
en
- US1971718A - Method and apparatus for preventing backfires in metal vapor rectifiers :
en
- US1971725A - Mechanism for producing plain knit areas in certain knitted fabrics :
en
- US1971816A - Method and apparatus for the control of evaporating processes :
en
- BE404202A - Currency dispensing device :
en
fr
- CH171582A - Process for the production of a dye preparation for coloring acetyl cellulose. :
de
en
- SU38573A1 - Track for carts and other purposes :
en
ru
- FR769508A - Process for the preparation of anhydrous or highly concentrated formic acid from alkali formates :
en
fr
- FR769738A - Manufacturing process of turbine rotors :
en
fr
- FR769697A - :
fr
- SU38147A1 - Method for producing phthalanil :
en
ru
- US1971339A - Freight handling apparatus :
en
- US1971458A - Oscillograph :
en
- SU38564A1 - Flexible shaft :
en
ru
- US1971350A - Mechanical movement :
en
- SU38484A1 - Traveling fixture for joining logs in multi-booms, baths, etc. :
en
ru
- SU38235A1 - The method of obtaining dehydrodiotoluenhdig :
en
ru
- DE602026C - Copy bag for copying stereo positives from film negatives :
de
en
- FR769590A - Adjustable transformer with at least two columns of windings :
en
fr
- GB415505A - Improvements in apparatus for winding yarn on bobbins and the like :
en
- GB415733A - Improvements in liquid fuel burners :
en
- DE601958C - Hydraulic die stamping press :
de
en
- GB415696A - Improvements in and relating to methods of and apparatus for drying and glazing photographic prints :
en
- PL20267B3 - Concrete pressing pump with a drive section that moves backwards. :
en
pl
- SU38121A1 - A trap for removing liquid from solid suspended particles :
en
ru
- SU38299A1 - Adaptation to double edging circular sawing machines for filing short pieces of wood :
en
ru
- US1971824A - Speed transmission for automobiles and the like :
en
- US1971688A - Electrical compensator :
en
- PL20328B1 - & lyi Drive for gear rollers in inclined mills. :
en
pl
- SU38516A1 - A method of making rolled tubes with internal wall thickenings at the ends :
en
ru
- DE601895C - Device for dismantling diagonally cut tracks :
de
en
- DE602007C - Fastening a bearing body in an opening in the end shield of an electrical machine :
de
en
- ES134409A1 - Procedure to improve the softness and flexibility of leather. :
en
es
- SU38074A1 - Device for piercing felt lining and pulling through the thong through it :
en
ru
- SU38356A1 - Pipette :
en
ru
- ES135125A3 - A procedure for the manufacture of twisted thread, of natural silk. :
en
es
- FR43756E - Improvements in the supply of internal combustion engines :
en
fr
- GB415491A - Electric lampholders :
en
- FR769713A - Advanced rocker head :
en
fr
- US1971975A - Automobile body and fender jack :
en
- SU38415A1 - Vacuum machine :
en
ru
- FR769784A - Device for transmitting signals to a train for the transmission of different signals, comprising the use of circuits tuned to the same frequency or to different frequencies :
en
fr
- US1971980A - Washing machine :
en
- DE602109C - Rowing exercise device :
de
en
- GB415617A - Improvements in or relating to vehicle lamps :
en
- SU38247A1 - The method of purification from carbon dioxide and hydrogen sulfide gases low-temperature distillation of solid fuels :
en
ru
- FR769514A - Air circulation fireplace side box :
en
fr
- FR769762A - Method and device for obtaining hydrogen peroxide by distillation :
en
fr
- FR769800A - Process for manufacturing a sugar established from biological data, particularly suitable for food :
en
fr
- SU38300A1 - Supor table with a circular saw for slaughtering the glazes of window covers :
en
ru
- US1972025A - Loom harness stop motion :
en
- USD93189S - Design fob a cabinet for :
en
- PL20208B1 - Contrast agent for X-ray purposes. :
en
pl
- PL20228B1 - Method for degassing and ventilating waste water and a device for carrying out this method. :
en
pl
- PL20260B1 - Device for driving threading machines with two rows of spindles. :
en
pl
- SU38069A1 - Instrument for microscopic analyzer rocks :
en
ru
- GB415584A - Improvements in thermoelectric devices :
en
- US1971450A - Fire extinguisher and other pumplike device :
en
- PL20293B3 - The method of making plywood. :
en
pl
- DE601869C - High-pressure gas meter, consisting of a gas meter built into a pressure vessel with a cylindrical housing :
de
en
- CH171352A - Process for increasing the capillary activity, in particular the wetting, washing, cleaning, emulsifying and dispersing power of liquids. :
de
en
- US1971418A - Drilling machine :
en
- SU38388A1 - Insulator for elimination of silkworm moths and their deposition of hens :
en
ru
- US1971557A - Liquid treating apparatus :
en
- GB415684A - Device for scraping vegetables and the like :
en
- FR769680A - Device giving a clear arrangement of rectifiers, transformers, chokes and conductors in rectifier installations :
en
fr
- US1971686A - Telegraph signal transmitting circuits :
en
- USD93162S - Design fob a shoe :
en
- CH171474A - Device for preventing clogging of injection nozzles in internal combustion engines. :
de
en
- AU1579734A - Improvements in well tubes for irrigation and like purposes :
en
- FR43788E - Process for preparing dyes and azo colors as such or incorporated into various substrates, including in particular textile fibers and fabrics :
en
fr
- FR43791E - Improvements to nominal tracking devices used in t.s.f. :
en
fr
- FR769576A - Improvement in the production of spark plug insulators intended for internal combustion or combustion engines :
en
fr
- FR43798E - Improvements made to the escape mechanisms in order to make them silent :
en
fr
- FR769723A - Automatic poker :
en
fr
- PL20232B1 - Electric discharge lamp. :
en
pl
- US1971545A - Toy building block :
en
- US1972062A - Machine for making sanitary napkins :
en
- US1971501A - Telephone system :
en
- ES135079A1 - Improvements in the cooling devices of the rapid firearms. :
en
es
- SU38569A1 - Propeller :
en
ru
- SU38391A1 - Device for fishing :
en
ru
- US1971400A - Slug casting machine :
en
- GB415554A - Improvements in and relating to gas discharge devices :
en
- GB415531A - Improvements in or relating to epicyclic gearing :
en
- FR769755A - New compounds of the oxa-carbocyanine type, their preparation process and their applications as dyes, in particular as photographic sensitizing dyes :
en
fr
- GB415671A - Improvements in artificial dentures :
en
- US1971430A - Antihalation layer :
en
- FR43785E - Improvements in optical analysis and reconstruction systems for television, telecine, remote printing, etc. :
en
fr
- FR769721A - New motor drive with freewheel for motor bicycles or light motorcycles :
en
fr
- US1971541A - Means for controlling the supporting strength of resilient vehicle supporting means :
en
- FR43754E - Plastic material and manufacturing process of this eraser :
en
fr
- DE602158C - Automatic fire extinguishing device with a releasable shut-off valve :
de
en
- FR769522A - Device for transforming the number of phases from two-phase to three-phase :
en
fr
- US1971646A - Radio receiving system :
en
- US1971890A - Electric discharge tube :
en
- US1971539A - Paper holder :
en
- US1972000A - Motion picture camera support :
en
- CH171380A - Process for the production of mixtures of ammonium chloride and carbonates of alkaline earths in granular form. :
de
en
- CH171423A - Speedometer with a device for registering a plurality of signals. :
de
en
- ES135120A1 - Procedure to close bottles with tin capsule. :
en
es
- SU38385A1 - Device for breeding silkworms :
en
ru
- CH171505A - Gas-filled, grid-controlled discharge tube with indirectly heated cathode. :
de
en
- US1971569A - Safety shutter for projectors :
en
- US1971667A - Method of and apparatus for treating sheet rubber :
en
- BE404377A - Preparation for prolonging the freshness of cut flowers, and other similar applications :
en
fr
- GB415503A - Improvements in fittings for the overhead contact conductors of electric traction systems :
en
- PL20357B1 - Mounting of variable focal length lenses. :
en
pl
- CH171349A - Hydraulic sausage filling device. :
de
en
- CH171463A - Multi-stage gear transmission. :
de
en
- FR769722A - Folding box :
en
fr
- PL20341B1 - Pressure device for spindle extractor devices. :
en
pl
- CA344211A - Electric valve converting apparatus :
en
fr
- CA344249A - Light sensitive material :
en
fr
- US1972033A - Ophthalmic mounting :
en
- CA344213A - Electric valve converting apparatus :
en
fr
- SU38166A1 - Rubber typographic colorful roller :
en
ru
- USRE19293E - Pile faced material and process of :
en
- DK49189C - Handlebars for Bicycles, especially Motorcycles. :
da
en
- GB415486A - Improvements relating to handles for hollow-ware and the like :
en
- GB415642A - Improvements in devices for grinding rollers with a convex longitudinal curvature on circular grinding and like machines :
en
- PL20271B1 - Electro-optical apparatus for reproducing sounds. :
en
pl
- SU38139A1 - Method for isolating rare earths from apatites :
en
ru
- US1971692A - Method and apparatus for forming concrete piles :
en
- US1971782A - Roller bearing :
en
- US1971892A - Machine for making filing-folders :
en
- GB415631A - Improvements in and relating to movable and adjustable fitments for furniture and the like :
en
- DE602088C - Method of making wire brushes :
de
en
- GB415592A - Improvements in driving devices for the winding bobbins of machines twisting at delivery :
en
- DE602101C - Bale protector :
de
en
- GB415487A - Improvements in floats for fishing nets :
en
- FR43770E - Rotary vane air pump :
en
fr
- FR769520A - TV system :
en
fr
- US1971670A - Closure :
en
- FR769763A - Method for amplifying and rectifying high-frequency oscillations using ultra-short-wave tubes mounted with a braking field :
en
fr
- GB415629A - Arrangement to facilitate the starting of internal combustion motors by keeping hot, the cooling liquid thereof :
en
- DE602076C - Driving axle bearing :
de
en
- CA344283A - Hydrocarbon oil processing :
en
fr
- DE602127C - Device for limiting the closing movement of the force rollers acting as lifting and pushing rollers or only as lifting rollers for track turning machines, which act on a rail :
de
en
- CH171289A - Adjustable folding chair. :
en
fr
- DK49180C - Apparatus for distributing feed by wheelbarrows, handcarts or the like for feed use. :
da
en
- FR769752A - New compounds of the oxa-pseudo-cyanine type, their preparation process and their applications as dyes, in particular as photographic sensitizers :
en
fr
- SU38180A1 - Elastic wheel for railway vehicles with a pneumatic chamber :
en
ru
- US1971492A - Still and evaporation apparatus :
en
- PL20360B1 - Device for shifting the pencil core in a sheath of a peelable material. :
en
pl
- US1971673A - Frame for vertical reciprocating engines :
en
- DE601925C - calendar :
de
en
- PL20214B1 - Plastic explosive. :
en
pl
- PL20295B1 - Injection nozzle for airless injection of fuel into internal combustion engines. :
en
pl
- SU38545A1 - Splicing method of hollow insulated oil-filled electrical cables :
en
ru
- FR769704A - Tool to grind valve seats :
en
fr
- CA344240A - Shock absorber :
en
fr
- CH171297A - Utensil with removable handle. :
en
fr
- CH171308A - Hydraulic bottle encapsulation machine. :
de
en
- FR43763E - Method and apparatus for the construction of concrete pavements :
en
fr
- US1971577A - Scoop or ladle :
en
- PL20370B1 - A motor vehicle. :
en
pl
- CH171402A - Process for sensitizing halosilver gelatin emulsions. :
de
en
- PL20265B1 - Walk-on grate. :
en
pl
- PL20279B1 - A method of lubricating vehicle axle journals on rails and a lubricant suitable for such lubrication. :
en
pl
- SU38534A1 - Fixture for preventing splitting of non-rigid two-linkage hitch :
en
ru
- US1971481A - Contact bank :
en
- BE404183A - PROCESS FOR APPLYING PHOSPHATE COATINGS TO METALS PROVIDING PROTECTION AGAINST RUST :
en
fr
- DE602006C - Electric oscillating armature motor :
de
en
- ES135104A1 - IMPROVEMENTS INTRODUCED IN HEATED AUTOMOBILE VEHICLES :
en
es
- CH171600A - Process for the preparation of a dye. :
de
en
- CA344237A - Totalisator switching device for bets :
en
fr
- CH171420A - Automatic firearm with fixed barrel and locked bolt. :
de
en
- CH171521A - Artificial tooth. :
de
en
- ES135041A1 - A procedure for manufacturing a packaging box for all kinds of products. :
en
es
- GB415712A - Improvements in or relating to x-ray tubes :
en
- GB415748A - Improvements in and relating to production of maleic or phthalic anhydride :
en
- SU38291A1 - Combined wood construction of double or single curvature coatings :
en
ru
- US1971590A - Sustaining device for aircraft :
en
- US1971830A - Switch contact structure :
en
- CH171532A - Telephone control set in automatic telephone system. :
de
en
- ES135057A1 - A helico-agitator apparatus. :
en
es
- FR769656A - Sewage sludge digesters mixing device :
en
fr
- FR769744A - contact element for lamp bases, more especially for lamp bases of t. s. f. :
en
fr
- GB415699A - Improvements in hydraulic power transmission systems such as hydraulic brake systems :
en
- CA344234A - Screw thread gauge :
en
fr
- CA344169A - Child's shoe :
en
fr
- CH171354A - Process for the production of carbon electrodes. :
de
en
- SU38111A1 - The way of dyeing by sulfur dyes of unpolished fabrics :
en
ru
- US1971504A - Seed product and process of making same :
en
- GB415526A - Improvements in the manufacture and production of lubricating oils :
en
- SU38531A1 - Guides for Lettered Levers in Typewriters :
en
ru
- US1971640A - Trap :
en
- US1971653A - Expansible wheel :
en
- AU1401933A - Improvements indoor locks :
en
- CH171597A - Process for the preparation of an azo dye of the stilbene series. :
de
en
- BE404364R - Method and device for lining the reel-holder rack of winders :
en
fr
- SU38271A1 - The method of obtaining optical glass :
en
ru
- SU38311A1 - Machine for pasting rubber belts :
en
ru
- DE602010C - Gas-filled, electric discharge tubes that are suitable for light emission :
de
en
- DE602126C - Cooling device for cold rooms with an ice container under the roof and a heat transferring pipe system starting from the ice container :
de
en
- DE602159C - Rubber plate, in particular repair plate, valve plate :
de
en
- CH171470A - A two-stroke engine comprising, for each engine cylinder, an air supply pump not integral with the engine piston. :
en
fr
- CH171604A - Method for automatic compounding of the voltage of a grid-controlled rectifier. :
de
en
- DE601940C - Block lock for hunting rifles with overlapping barrels :
de
en
- ES135123A1 - Self-priming centrifugal pump. :
en
es
- ES135135A3 - Procedure for the manufacture of tubular containers of aluminum, zinc, copper or other metals. :
en
es
- CH171398A - Loose-leaf accounting form. :
de
en
- FR769758A - Safety razor :
en
fr
- PL20190B1 - A file in which the cards are laterally shifted relative to each other. :
en
pl
- SU38318A1 - The method of regeneration of waste galalita :
en
ru
- SU38362A1 - Building element spring for training purposes, used to indicate the forces arising in the element :
en
ru
- SU38131A1 - The method of making the form of wood for filing lump sulfur :
en
ru
- SU38530A1 - Mechanism to turn on the carriage in the writing machine :
en
ru
- US1971452A - Diaphragm for electrodynamic loud speakers :
en
- US1971767A - Means for starting internal combustion engines :
en
- US1971342A - Tank :
en
- US1971407A - Friction shock absorbing mechanism :
en
- US1971487A - Radiocircuit :
en
- CH171510A - Process for the production of self-burning electrodes and linings made of carbon material. :
de
en
- CA344233A - Paper sheet registering mechanism :
en
fr
- CH171309A - Shrink coil. :
de
en
- CH171344A - Device for polishing shoe heels. :
de
en
- PL20361B1 - Zarowa lamp for headlamps on motor cars. :
en
pl
- SU38087A1 - Metal mount for cleaning faces :
en
ru
- CA344265A - Concrete agitating apparatus :
en
fr
- CH171384A - Process for disinfecting groundwater and spring water and device for carrying out the process. :
de
en
- US1971572A - Maternity gown :
en
- SU38279A1 - Plant for stretching sheet glass using exhaust boat :
en
ru
- SU38406A1 - Pipe bending machine :
en
ru
- US1971748A - Pyrolysis of hydrocarbons :
en
- US1971482A - Railway signaling :
en
- US1971522A - Adhesive :
en
- SU38471A1 - Flying model airplane :
en
ru
- US1971831A - Electrical switch gear :
en
- US1972042A - Dump vehicle :
en
- US1971643A - Automatic adjusting device :
en
- PL20326B1 - Drive in inclined mills. :
en
pl
- SU38223A1 - Relay for the protection of oil filled transformers :
en
ru
- CH171244A - Greenhouse ventilation device. :
de
en
- FR769756A - Rolling device for smooth rim wheels :
en
fr
- GB415709A - Improvements in and relating to vacuum electric discharge tubes :
en
- CA344280A - Mineral oil processing :
en
fr
- US1971976A - Oil heating and lubricating device for engine cylinders :
en
- CA10436S - Vehicle tyre tread :
en
- CH171528A - Connection device between an electric waving iron and the current supply conductors. :
en
fr
- SU38096A1 - Device for stamping blanks nuts on a friction press :
en
ru
- SU38201A1 - Acoustic shock protection device :
en
ru
- CA344230A - Winding machine :
en
fr
- SU38177A1 - Motor carriage :
en
ru
- CA344260A - Metal and alloy processing agent :
en
fr
- CH171259A - Body for signaling on roads and pavements. :
en
fr
- US1971447A - Vacuum tube :
en
- US1971617A - Rheostat :
en
- US1971945A - Gaseous electric discharge device :
en
- SU38181A1 - Adapter coupler suspended from automatic coupling head :
en
ru
- SU38555A1 - Gyroscopic device :
en
ru
- US1971906A - Process for coking oil :
en
- CA344196A - Oil purifying apparatus :
en
fr
- AU1397233A - Improvements in or relating to shock absorbers :
en
- FR769468A - Automatic selection device :
en
fr
- CH171377A - Process for the production of matches with a water-insensitive ignition material. :
de
en
- AU1402533A - Volatilizing zinc :
en
- CH171253A - Covering for waterproof roofs and ceilings. :
de
en
- FR769689A - Improvements in sick beds or hospitals :
en
fr
- US1971429A - Refrigerator :
en
- DE602138C - Swiveling discharge device for bottles and other glass objects :
de
en
- FR769719A - Improvements to heavy liquid fuel burners :
en
fr
- GB415660A - Improvements in the manufacture and production of alkali metal nitrate from calcium nitrate and alkali metal chloride :
en
- DK49197C - Gas generator. :
da
en
- BE404386A - Process for preparing 3.4.5.6. tetrahalogen-2-amino-1 oxybenzol :
en
fr
- CA344178A - Carton or container :
en
fr
- AU1394333A - Improvements in or relating to radio receivers and like apparatus :
en
- GB415636A - Improvements in and relating to manually or pedal operated transmission systems for velocipedes :
en
- CA344263A - Hydraulic turbine :
en
fr
- GB415612A - Improvements in or relating to radio receivers and like apparatus :
en
- GB415724A - Improvements in or relating to x-ray tubes :
en
- FR769451A - Improvements in tank construction :
en
fr
- FR769690A - Electric wave iron, with adjustable contact current switch, and swivel ball joint :
en
fr
- GB415750A - Improvements in, or relating to, automatic circuit-breakers :
en
- CH171603A - Internal combustion engine operating with a pre-compressed charge. :
de
en
- US1971776A - Liquid scale :
en
- DE602146C - Gas stove :
de
en
- CA344176A - Grinding mill :
en
fr
- CA344268A - Telephone system :
en
fr
- AU1698434A - An improved rotary pump :
en
- CH171584A - Process for the production of a valuable condensation product. :
de
en
- SU38174A1 - A device for automatically turning to the initial position of a tilted body of a monorail trolley :
en
ru
- DE601941C - Repeating rifle intended as a weapon of war :
de
en
- FR769776A - Improvements in lifting, earthmoving, excavating and similar apparatus :
en
fr
- DE601917C - Drawer :
de
en
- US1971598A - Hydraulic control and operating mechanism for machine tools :
en
- USD93163S - Design fob a dish ob similar article :
en
- GB415566A - Improvements in or relating to ornithopters :
en
- FR769620A - Apparatus for performing artificial fever :
en
fr
- FR769471A - Improvements in the manufacture of rubber soles and heels :
en
fr
- US1972066A - Coated ferrous welding wire :
en
- DE602144C - Control lever return for electrical conveyors :
de
en
- FR769773A - :
fr
- GB415648A - Process for the production of bread and like baked dough products :
en
- FR43799E - New mount for pike fishing :
en
fr
- FR769481A - System and device for the preparation of dies for casting of block letters :
en
fr
- FR769765A - electrode usable in the electrophoresis treatment of aqueous dispersions and method of manufacturing this electrode :
en
fr
- US1971427A - Stop motion for warp knitting machines :
en
- US1971954A - Foot measuring and recording machine :
en
- SU38270A1 - The device of the shaft furnace for cooking the sprayed mixture of pre-subjected to sintering glass material :
en
ru
- SU38583A1 - Baler Binding Machine :
en
ru
- US1971814A - String cutting device :
en
- US1971701A - Hole cutter for tank flange pipe couplings :
en
- DE601868C - Process for the production of woolly animals :
de
en
- BE404374A - :
en
- SU38449A1 - Shading device :
en
ru
- US1971441A - Priming system for centrifugal pumps :
en
- US1971766A - Baking oven :
en
- DE601466C - Device for promoting elongated, non-rollable goods such. B. Track rails :
de
en
- US1972068A - Rotary drill bit :
en
- SU38065A1 - Device for railing rails to crane reinforced concrete beams :
en
ru
- US1971525A - Fountain drawing pen :
en
- SU38379A1 - A device for burning grain sprouts, such as rice :
en
ru
- SU38448A1 - Lifting device for greenhouse ventilation roofs :
en
ru
- SU38575A1 - Carriage :
en
ru
- GB415546A - Improvements in and relating to electric valve circuits :
en
- USD93166S - Design for lace fabric or the like :
en
- FR769729A - Removable key seal for pipes and similar applications :
en
fr
- US1971836A - High power fuse :
en
- PL20215B1 - Washing and bleaching agent. :
en
pl
- US1971505A - Telephone system :
en
- US1971858A - Printing device for tabulating machines for perforated cards :
en
- SU38116A1 - Semi-coking oven :
en
ru
- SU38175A1 - Hydraulic clutch :
en
ru
- SU38249A1 - The way of tanning :
en
ru
- SU38417A1 - A device for light design in daylight or artificial light :
en
ru
- FR769642A - :
fr
- FR769811A - Method and device for the production of large crystals by mechanical means :
en
fr
- SU38335A1 - A method of making matrices for gramophone records :
en
ru
- PL20322B1 - Crucible, electrically heated. :
en
pl
- US1971535A - Apparatus for coating pipe :
en
- US1971621A - Brake :
en
- PL20379B1 - The vehicle brake displacement device and the engine throttle are operated by a common pedal. :
en
pl
- US1971534A - Pitot-static tube :
en
- DE602110C - Self-cleaning vibrating sieve :
de
en
- GB415644A - Improved method of consolidating and waterproofing strata or masonry :
en
- US1972012A - Philatelic mounting :
en
- FR769462A - Endless Track Vehicle Suspension Improvements :
en
fr
- FR769637A - Power supply process and transformer for arc welding circuit :
en
fr
- ES135139A1 - A procedure for the stamping of waxed fabrics, rubber, linoleum, rubber, rubber and rubberized fabrics. :
en
es
- FR769699A - Automatic pressure reducing valve for liquid pipelines :
en
fr
- FR43759E - Improvements to sound-producing devices :
en
fr
- GB415516A - Improvements in or relating to knitting machines :
en
- GB415637A - Apparatus for forming smoothly rounded can bodies :
en
- FR769486A - insulating splint :
en
fr
- DK49196C - Soundproofing Wall cladding material. :
da
en
- FR769598A - Process for preparing 1-alkylamino-4-arylaminoanthraquinones :
en
fr
- FR43762E - Electrical method and device for purifying fluids, in particular air :
en
fr
- FR769757A - Self-induction coils :
en
fr
- GB415556A - Improvements in electric-arc welding :
en
- SU38328A1 - Device for drawing a sweep of the sectional line of the pipe fitting :
en
ru
- US1971757A - Flood lamp standard :
en
- US1971329A - Gum inhibitor :
en
- FR769582A - Fixing device between a hub puller and the pull-out hub :
en
fr
- DE602022C - throttle :
de
en
- FR769532A - Headlight enhancements for vehicles :
en
fr
- FR769715A - Hand duplicating device :
en
fr
- SU38200A1 - Telegraph Translation :
en
ru
- SU38211A1 - Method of making thermopile :
en
ru
- CA344204A - Electron discharge apparatus :
en
fr
- SU38563A1 - A device for injecting fuel in internal combustion engines without compression engines :
en
ru
- US1971922A - Earth boring apparatus :
en
- SU38505A1 - The method of saccharification of plant materials :
en
ru
- SU38571A1 - Transmission Location for Tracked Carts :
en
ru
- GB415451A - Improvements in apparatus for the pasteurisation of milk and other substances :
en
- GB415680A - Improvements in traffic signals for motor or other vehicles :
en
- AU1683334A - Improvements relating to depth maintenace runners as applied to rotary tilling machines :
en
- GB415731A - Improvements in and relating to sound reproducing apparatus :
en
- DE601859C - Device for holding hoops for blankets :
de
en
- FR769536A - :
fr
- GB415484A - Improvements in and relating to electrostatic machines :
en
- FR769539A - Process for manufacturing articles of rubber or similar material :
en
fr
- FR769543A - :
fr
- GB415472A - Improvements in or relating to the manufacture of oxalic acid and esters thereof :
en
- US1971635A - Process of manufacturing hard surface floor coverings and material therefor :
en
- SU38099A1 - Device for washing long fibrous bast fibers :
en
ru
- SU38562A1 - Fuel pump for internal combustion engines :
en
ru
- SU38425A1 - Injector suction for work with crushed and fresh steam :
en
ru
- US1971368A - Brake adjuster :
en
- US1971919A - Negative conductance circuits :
en
- US1972057A - Oil cleaner :
en
- DE601905C - High-voltage support insulator, the cavity of which is filled with a gas under overpressure :
de
en
- US1971722A - Animated motion picture :
en
- BE404037A - :
en
fr
- DE601984C - Machine gun with removable barrel :
de
en
- FR769518A - Foldable articulated metal seat :
en
fr
- SU38132A1 - The method of producing sodium pyrosulfite :
en
ru
- FR769798A - Improvements to the cash registers particularly intended to constitute cradles, beds and baby carriages :
en
fr
- US1971920A - Ventilator construction :
en
- CH171542A - Device for written messages on the buttons of house bell systems. :
de
en
- US1971416A - Recovery of oxidized copper :
en
- PL20324B1 - Toilet flushing device. :
en
pl
- PL20344B1 - Electric device to fix the hairstyle and wave the hair separately or simultaneously. :
en
pl
- US1971693A - Arch brick :
en
- PL20355B1 - Cover for an ID card or similar evidence. :
en
pl
- FR769530A - Drip guard for brushes, paint brushes and the like :
en
fr
- DE601922C - Process for the production of laminated glass :
de
en
- FR769498A - Desiccation process for the rapid measurement of absolute moisture levels of materials such as tobacco, matches, textiles and means for carrying out this process :
en
fr
- FR769487A - Ventilated induction motor :
en
fr
- FR769726A - Device constituting a directory for quick consultation in a small footprint :
en
fr
- DE601920C - Process for the production of a plastic mass by reacting polysulfides with paraffin compounds :
de
en
- DE601942C - Multiple loading light signaling device, in particular light signal pistol :
de
en
- SU38578A1 - Ship hull shape :
en
ru
- SU38341A1 - Actinograph :
en
ru
- US1971631A - Bed mb conditioner :
en
- US1971949A - Equalizing mechanism :
en
- US1972030A - Wheel treading machine :
en
- DE601874C - Two-part tap fitting for making branches on pipelines and the like. like :
de
en
- DE601953C - Hot ironer with a heated plate tray that can be lifted off a rotating ironer roller :
de
en
- SU38287A1 - A device for connecting local systems of central steam or water heating to a heat and power supply line operating at high pressure or overheated soda :
en
ru
- DE601623C - Piston pump with drive of the piston by a rotating slide :
de
en
- IE12994L - Vehicle lifeguards :
en
- DK49179C - Variable Højohms resistance. :
da
en
- SU38268A1 - Mold for casting hardened cast iron dies :
en
ru
- FR769453A - Gas compression and compressors improvements :
en
fr
- US1971361A - Theft detector :
en
- SU38232A1 - Mercury rectifier :
en
ru
- GB415659A - Improvements in apparatus for the production of liquid and solid carbon dioxide :
en
- GB415717A - Improvements in echo suppressors or other similar blocking arrangements for telephone and like transmission systems :
en
- US1971900A - Decorative and acoustic composition :
en
- US1971957A - Stabilizing shock-absorbing apparatus for motor vehicles :
en
- USD93169S - Design for a typewriting machine :
en
- US1971489A - Man's shirt :
en
- US1971626A - Cable installation :
en
- CA344191A - Dump car :
en
fr
- CH171299A - Hanging device for ties. :
de
en
- SU38091A1 - Roller Mounting Tool :
en
ru
- CH171587A - Process for producing a water-soluble diazoamido compound. :
de
en
- US1971378A - Arch support :
en
- CH171258A - Marking signs in the flooring of squares and traffic routes to support traffic control. :
de
en
- CH171593A - Process for the preparation of a chromium-containing azo dye. :
de
en
- US1971338A - Flow control system :
en
- US1971528A - Bottle collar or tag :
en
- CH171472A - Process for supplying an internal combustion engine and device for carrying out this process. :
en
fr
- DE602085C - Process for regulating the oven cycle in shaft ovens :
de
en
- US1971363A - Work-clamp for buttonhole sewing machines :
en
- US1971580A - Doorlock :
en
- CH171284A - Base for flower pots to be placed on furniture. :
de
en
- CH171391A - Accounting block. :
en
fr
- CH171317A - Electrical control device, in particular for a weaving machine. :
en
fr
- CH171473A - Process and device for the utilization of the gases and oil vapors that collect in the crankcase in explosion engines, mainly vehicle engines. :
de
en
- CH171405A - Pencil with lighting device. :
de
en
- SU38364A1 - Instrument for demonstrating the hydrostatic properties of a fluid :
en
ru
- SU38463A1 - Adaptation to selfaktorov for automatic removal of the spools and putting empty cartridges on the spindle :
en
ru
- SU38514A1 - Wick torch for lamps, lanterns, etc. with a flat wick and a plate on the wick tube :
en
ru
- SU38520A1 - Machine for siphoning air out of the tin and closing them :
en
ru
- BE404422A - :
en
- PL20194B1 - A multi-section device to protect liquids from dust. :
en
pl
- SU38107A1 - Adaptation to tape-cutting machines :
en
ru
- US1971605A - Signaling system :
en
- PL20320B1 - A method of producing resorbent threads for surgical purposes. :
en
pl
- US1971797A - Lock :
en
- CH171256A - Vehicle for garbage removal. :
en
fr
- DE601930C - Flywheel light starter :
de
en
- DE601973C - Machine for attaching trailers to laundry items :
de
en
- AU1557233A - Improvements in electric lamps :
en
- PL20346B1 - A method for producing glass threads or yarns, strands and similar melting materials, and an apparatus for carrying out the method. :
en
pl
- SU38196A1 - Device for automatically stopping a train taken on a busy track :
en
ru
- US1971493A - Vacuum cleaner :
en
- CH171315A - Weaving process. :
de
en
- PL20243B1 - Window curtain. :
en
pl
- SU38353A1 - Method of approximate characteristics of copper alloys :
en
ru
- SU38374A1 - Reed Cleaning Machine :
en
ru
- US1971833A - Electric valve converting system and excitation apparatus therefor :
en
- CH171261A - Device for ventilation of all types of indoor spaces. :
de
en
- CH171533A - Circuit arrangement for receiving modulated high-frequency waves. :
de
en
- US1971465A - Catalyst for use in the contact method of making sulphuric acid :
en
- CH171337A - Belt blouse. :
de
en
- ES2829U - Device for the manufacture of containers of paper, cardboard and similar materials. (Machine-translation by Google Translate, not legally binding) :
en
es
- GB415622A - Improvements in propelling mechanism for aircraft :
en
- US1971821A - Wheel press :
en
- PL20202B1 - Device for adjusting claws on pedal wheels of motor vehicles. :
en
pl
- PL20276B1 - The device offers manual accounting and calculation. :
en
pl
- US1971869A - Cigarette making machine :
en
- DE601964C - Protective shield to block out glaring light rays :
de
en
- AU1416733A - A food product forthe relief of constipation :
en
- GB415641A - Improvements in the production of material for the lining of fur rugs :
en
- CH171477A - Method and device for regulating power machines, in particular internal combustion engines. :
de
en
- SU38101A1 - Apparatus for observing the graphening of patterns of a fabric passing through a sittopress machine :
en
ru
- PL20290B1 - A method of making objects of any shape from a tree. :
en
pl
- US1971981A - Food product and process for producing same :
en
- CH171326A - Process for the production of templates for the patterning of textile fabrics. :
de
en
- FR769615A - Method of fire protection of wood or other combustible materials :
en
fr
- GB415582A - Improvements in and relating to the preparation of synthetic lacquers :
en
- US1971837A - Tungsten seal :
en
- US1971852A - Process for stirring up farinaceous materials in receptacles of any kind by compressed air, compressed gas, or the like :
en
- US1971940A - Gaseous electric discharge device :
en
- USD93180S - Design fob a spoon or article of :
en
- SU38492A1 - Device for sorting logs extracted from water in the longitudinal direction :
en
ru
- US1971961A - Simplified stabilizer and shockabsorber for automobiles :
en
- US1972018A - Adjustable hat support :
en
- CH171318A - Sewing machine. :
de
en
- CH171592A - Process for the preparation of a chromium-containing azo dye. :
de
en
- CH171575A - Bucket for holding ash, rubble, garbage and the like. :
de
en
- CH171415A - Game. :
en
fr
- CA344215A - Electric valve converting apparatus :
en
fr
- CH171373A - Process for the preparation of a cyanine dye. :
de
en
- DE601931C - Starting device for internal combustion engines :
de
en
- US1971589A - Cloth holder :
en
- US1971620A - Internal combustion engine :
en
- US1971926A - Easel :
en
- US1971540A - Soil pulverizer :
en
- US1971774A - Priming apparatus for centrifugal pumps :
en
- US1971847A - Method of impregnating a solid to control its chemical activity :
en
- US1971352A - Apparatus for making glassware :
en
- ES135131A1 - A refinement in the pressure cylinders for spinning. :
en
es
- US1971799A - Automatic controlled electric time switch :
en
- US1971825A - Manually operated slicing machine :
en
- US1972039A - Fabric seam and method and means for making the same :
en
- USD93184S - Design for a paper dish :
en
- FR769733A - Three-phase system with adjustable amplitude and phase :
en
fr
- CH171557A - Anti-skid device on vehicle wheels with tire tires. :
de
en
- US1971379A - Method of and apparatus for mixing oils :
en
- FR769661A - Rubber vulcanization process :
en
fr
- GB415752A - Improvements in and relating to the recording and reproduction of sound :
en
- AU1310733A - Improvements in or relating to multiple pin plugs and combined multiple pin plugs and sockets for electrical plug and socket contacts :
en
- FR769633A - Advanced grinding wheel :
en
fr
- FR769716A - Special plywood panel constituting a door ready for installation :
en
fr
- US1971662A - Ether of polyvinyl alcohol :
en
- US1971887A - Electric radiation device :
en
- CH171252A - Brick for reinforced load-bearing walls. :
de
en
- DE601981C - Door closer with liquid piston brake and horizontally lying brake cylinder :
de
en
- ES135038A1 - Improvement in the manufacture of bread, particularly bread regime for diabetics. :
en
es
- GB415513A - An improved pouring device, more particularly intended for use with sauce and other bottles, cans or like containers :
en
- US1971387A - Electrical heating device :
en
- US1971388A - Brake tester :
en
- US1971523A - Dish drainer :
en
- SU38524A1 - A device for the separation of gas mixtures, acting on the principle of centrifugal force :
en
ru
- US1971366A - Adjustable automobile brake cable connecter :
en
- US1971503A - Ironing board :
en
- CH171404A - Process for the production of color-correct printing forms for multi-color printing. :
de
en
- CH171596A - Process for the preparation of an azo dye of the stilbene series. :
de
en
- AU1387333A - Valve or switch control with interlocked fluid control valve :
en
- GB415539A - Improvements in and relating to hinged supports for folding tables and other foldingarticles :
en
- DK49194C - Process for the preparation of mixed esters containing at least two identical or different polybasic acid radicals. :
da
en
- FR769495A - Incandescent electric lamp or discharge tube :
en
fr
- FR769706A - Improvements to tractor wheels :
en
fr
- PL20269B1 - The method of separating acetylene from gases. :
en
pl
- US1971412A - Bearing :
en
- US1971435A - Film holding attachment for cameras :
en
- US1971532A - Temperature regulating means :
en
- US1971897A - Signature delivery mechanism for printing presses :
en
- ES135103A1 - Improvements introduced in the firing movement of the shotguns. :
en
es
- FR769799A - Working process for hollow punch upsetting presses and tube presses :
en
fr
- CA344274A - Road marker :
en
fr
- CH171301A - Device for brewing coffee and the like. :
de
en
- FR769600A - Improvement in liquid fuel stoves :
en
fr
- CH171395A - Switching device for the paper trolley of typewriters. :
de
en
- US1971411A - Sheathing for buildings :
en
- SU38187A1 - Automatic air compressor brake with compressor drive from axle leashes :
en
ru
- US1971445A - Method and apparatus for manufacture of elastic thread :
en
- US1971860A - Printing device :
en
- US1971795A - Mining machine :
en
- US1972052A - Process of and apparatus for generating steam :
en
- DE602036C - Cooling device in the heating zone of continuously operating ovens :
de
en
- GB415590A - A new or improved bracket for supporting curtain rails and like fittings :
en
- CH171342A - Trim tape on footwear. :
de
en
- FR769650A - Manufacture of alkaline nitrates :
en
fr
- SU38077A1 - The method of processing nitrate ores in order to enrich them :
en
ru
- US1971791A - Freezer :
en
- US1971960A - Combined crossbar equalizing and shock absorbing means for vehicles :
en
- SU38383A1 - Device for cleaning manure in the barnyard :
en
ru
- US1971717A - Process for the manufacture of gas by the admission of high carbon oil to generator during blow run :
en
- SU38517A1 - Diverting chute for the cooling channel in rolling herds :
en
ru
- US1971480A - Means and method of straightening well bores :
en
- DE601906C - Fastening of fittings without putty on insulators using pressing devices and caps screwed over them :
de
en
- CH171328A - Washing machine. :
de
en
- SU38297A1 - Fitting to a sawing frame for producing resonant wood :
en
ru
- US1971325A - Hair treating oven :
en
- USD93154S - Design for a spool cover for type :
en
- US1972016A - Burner :
en
- DE601948C - Process for the production of briquettes of uniform thickness in extrusion presses :
de
en
- PL20213B1 - Method of obtaining multi-core aromatic amine bases. :
en
pl
- SU38224A1 - Device for the protection of three-phase installations :
en
ru
- US1971632A - Feeding mechanism for presses :
en
- US1971951A - Product derived from vinyl esters and process of making same :
en
- SU38319A1 - The method of obtaining artificial resin :
en
ru
- US1971711A - Electric current rectifier control :
en
- GB415501A - Improvements in or relating to holders for spools or cheeses of twine or the like :
en
- GB415746A - Improvements relating to the insulating bases of circuit-breakers, switches, and thelike, and to terminals and other attachments for such bases :
en
- CA344264A - Draft tube :
en
fr
- CH171585A - Process for the production of chlorinated lime. :
de
en
- SU38522A1 - The method of preparation of preparations bottoms dyes :
en
ru
- DE602024C - Protective cover for playing fingers for playing string instruments :
de
en
- DE602000C - Ink scraper for the squeegee on rotogravure printing machines :
de
en
- ES135119A1 - A method of applying a new fiber mixture to the spinning. :
en
es
- FR769705A - Method and device for the manufacture and control of vouchers, coupons, lottery tickets and the like :
en
fr
- FR769651A - Installation more particularly intended for fruit picking and tree pruning :
en
fr
- FR769781A - Hard-toe wetting device for shoes :
en
fr
- FR769635A - Equipment for sports and fairground attractions :
en
fr
- SU38159A1 - Automatic metal feeder for typesetting and casting and casting machines :
en
ru
- DE601971C - Transmission device for pulling and pushing forces :
de
en
- CH171507A - High voltage discharge vessel. :
de
en
- PL20277B3 - A device for manual accounting and tracing. :
en
pl
- SU38120A1 - Auger type leach :
en
ru
- DE602118C - Hydraulic fluid brake for motor vehicles :
de
en
- DE602121C - Sieve centrifuge, especially for dewatering coal loaves :
de
en
- DE602149C - Method and test stand for determining the cause of the rattling noises occurring while driving on vehicles, in particular on motor vehicles :
de
en
- SU38228A1 - Device for regulating the voltage in AC electrical networks :
en
ru
- ES135088A1 - Turbo machine, in particular hydraulic turbine with adjustment of the blades of the mobile wheel. :
en
es
- FR769786A - :
fr
- DE601801C - Copper connecting pieces for pipes :
de
en
- DE602104C - Battery case :
de
en
- GB415481A - Improvements in and relating to motor vehicles and in lifting and moving devices therefor :
en
- GB415512A - Improvements in or relating to artillery wheels or artillery wheel bodies :
en
- GB415462A - Improvements in valve bags :
en
- FR769528A - Continuous manufacturing process of metallic magnesium by thermal reduction :
en
fr
- FR769737A - Vibration dampers for overhead conductors :
en
fr
- FR769696A - Arrangement and method for operating gas or vapor filled discharge tubes for illumination or radiation :
en
fr
- CH171416A - Cylinder lock on repeating rifles. :
de
en
- SU38352A1 - Hardness Tester for Abrasive Wheels :
en
ru
- US1971472A - Steamboat ratchet :
en
- ES135062A3 - A flask-machine for making cigarettes. :
en
es
- SU38585A1 - Apparatus for producing sugar from fiber containing plant materials :
en
ru
- SU38148A1 - Method for preparing dipyridylgunidine and its derivatives :
en
ru
- SU38445A1 - Blood Defibration Unit :
en
ru
- SU38489A1 - Mechanical shovel :
en
ru
- CH171413A - Billiard table with rectilinear elastic bands. :
en
fr
- DE601933C - Pressure or temperature regulator :
de
en
- DE602119C - Process for removing carbides and phosphides from cement produced in a blast furnace :
de
en
- ES135074A1 - An improved process for the manufacture of sodium carbonate decahydrate. :
en
es
- ES135102A1 - Improvements in the construction of devices for the discharge of electrons. :
en
es
- FR769499A - Device for spreading gravel or heavy materials that can be adapted to vehicle bodies :
en
fr
- PL20272B1 - Machine for making empty glass items. :
en
pl
- PL20353B1 - Shaving implement. The patent depends on the patent No. 18165. :
en
pl
- FR769577A - Stabilization process for gelatin silver halide emulsions :
en
fr
- FR769714A - Automatic dial switch :
en
fr
- FR769793A - Shoe tree :
en
fr
- GB415736A - Improvements in or relating to seaplanes :
en
- FR769519A - Method and apparatus for reclaiming waste petroleum oils :
en
fr
- FR769767A - Process for the preparation of copper compounds in the finely divided state :
en
fr
- CA344270A - Electromagnetic relay :
en
fr
- CH171485A - Bearing for the shaft of bicycle alternators. :
de
en
- SU38106A1 - Device for trimming the ends of the flooring fabrics, etc. :
en
ru
- CH171338A - Process for the production of zippers. :
de
en
- BE404205A - :
en
fr
- CH171336A - Holding device on pants. :
de
en
- GB415561A - Improvements relating to electric radiators :
en
- FR769545A - Improvements to clamp support tensioners for electrical conductors :
en
fr
- ES135044A1 - New procedure for the manufacture of acetylsalicylic acid. :
en
es
- FR769480A - Device for rear visibility for motor cars with rear engine :
en
fr
- GB415594A - Method of protecting lumber exposed to the atmosphere from damage due to storage :
en
- US1971739A - Engine starter :
en
- US1972047A - Centrifugal friction clutch :
en
- CH171381A - Process for the production of a carbonaceous fertilizer from rock phosphate. :
de
en
- CH171486A - Power generating system. :
de
en
- SU38455A1 - Device for automatic signaling on a specific schedule :
en
ru
- SU38538A1 - Image Transfer Method :
en
ru
- PL20367B1 - A device for suspending a railway wagon poodle on wagon bogies. :
en
pl
- PL20220B1 - Distance meter for photographic purposes. :
en
pl
- US1971555A - Lubricating apparatus :
en
- CA344202A - Gaseous electric discharge device :
en
fr
- CH171296A - Apparatus for aeration of a liquid. :
en
fr
- CH171548A - Hoof rasp. :
de
en
- SU38244A1 - Device for signaling a thread breakage in a Rachel machine :
en
ru
- CH171479A - Containers protected against the ingress of heat for transporting perishable food and other goods. :
de
en
- DE602043C - Wedge tab for producing a rigid beam joint :
de
en
- US1971593A - Convertible fifth wheel :
en
- PL20226B1 - :
en
pl
- DE601987C - Paper folding machine with a conveyor device provided between two folding groups :
de
en
- CH171559A - Device for sealing a shaft with spatial freedom of movement in relation to the bearing housing, in particular for dust sealing the axle bearings of rail vehicles. :
de
en
- CH171571A - Device for drawing current from the two-pole overhead contact line of electrically operated trackless vehicles. :
de
en
- CH171541A - Method and device for television or cinematography in natural colors. :
de
en
- SU38557A1 - Electrical Voting Counters :
en
ru
- SU38207A1 - The way to deal with interference in the reception of modulated oscillations :
en
ru
- US1971859A - Printing device for tabulating machines for perforated cards :
en
- SU38369A1 - Seed for onion sets :
en
ru
- PL20281B1 - A method of making electrodes for electric arc welding, made of flimi and aluminum alloys and provided with a coating containing salts. :
en
pl
- CH171376A - Method of making petroleum jelly. :
de
en
- CH171438A - Method and tool for joining workpieces by means of spot welding. :
de
en
- CA344167A - Convertible ladder :
en
fr
- GB415482A - Improvements in or connected with beating or scutching machines for obtaining fibre from fibre-bearing leaves and stems :
en
- US1971622A - Garment :
en
- DE602067C - Testing machine for determining the wear resistance of carpets and other pile fabrics :
de
en
- CH171314A - Elastic woven tape. :
en
fr
- US1971422A - Oil seal :
en
- US1971428A - Cutter :
en
- US1971694A - Adjusting device of warp tension in automatic looms :
en
- US1971752A - Motor support :
en
- PL20238B1 - Submarine. :
en
pl
- USD93179S - Design fob a jar :
en
- SU38185A1 - Air distributor for air rail brakes :
en
ru
- US1971728A - Process of reforming oil gas :
en
- US1971874A - Oil burner :
en
- US1971909A - Recovery of magnesium hydroxide :
en
- US1971537A - Chuck :
en
- US1971865A - Reversing mechanism :
en
- SU38395A1 - Automatic, balanced from centrifugal forces, valve :
en
ru
- SU38436A1 - Sandbox for cars :
en
ru
- CH171591A - Process for producing a water-soluble diazoamido compound. :
de
en
- CH171333A - Shirt with collar. :
de
en
- SU38512A1 - Safety ball valve for gas rail tank :
en
ru
- SU38559A1 - Internal combustion engine :
en
ru
- SU38145A1 - Method for producing fumaric acid :
en
ru
- SU38368A1 - Many Years Guy :
en
ru
- SU38454A1 - Shop for hunting single-barrel rifle :
en
ru
- US1971819A - High voltage expulsion fuse :
en
- PL20330B1 - Sight for shooting bullets from hunting shotguns and spare barrels for weapons equipped with such a sight. :
en
pl
- SU38138A1 - Method for preparing benzylidene acetone :
en
ru
- US1971395A - Shipping package :
en
- CA344245A - Scale :
en
fr
- CA344286A - Multiple winding reel :
en
fr
- CH171419A - Horizontal circle attachment on machine guns for anti-aircraft defense. :
de
en
- DK49186C - Gas development plant or similar. :
da
en
- CH171386A - Process for the manufacture of a metallic article with a covering layer of aluminum or of an aluminum alloy, installation for implementing this process and article obtained according to the latter. :
en
fr
- SU38277A1 - Instrument for the continuous extraction of glass tubes :
en
ru
- US1971462A - Internal combustion engine :
en
- CH171351A - Method and device for preserving eggs. :
de
en
- AU1483033A - Improvements relating to rock drills :
en
- CH171294A - Infant drying bed. :
de
en
- SU38504A1 - Self-acting regulator for wind-driven pumps :
en
ru
- PL20372B1 - A method of manufacturing products made of wood glued under pressure. :
en
pl
- US1972044A - Knitting machine :
en
- CH171291A - Small pieces of furniture that can be dismantled, especially for outdoor use. :
de
en
- CH171361A - Process for the preparation of alkali metal oxalates. :
de
en
- GB415552A - Improvements in crossings for railway or tramway track :
en
- SU38161A1 - Device for installing printing plates for multi-color printing :
en
ru
- SU38191A1 - Track braking :
en
ru
- SU38467A1 - Water Reel Changing Machine :
en
ru
- US1971630A - Electric hearing apparatus for the deaf :
en
- US1971376A - Apparatus for coating centrifugal pipe molds :
en
- US1971552A - Combination chin and shoulder rest for violins :
en
- SU38151A1 - Method for producing 6-methoxy-8-diethylaminopropylaminoquinoline methylene-byssalicylate salt :
en
ru
- US1971494A - Carburetor :
en
- US1971567A - Flexible attachment for smoking pipes :
en
- US1971792A - Salt filter :
en
- SU38240A1 - Method for making greases :
en
ru
- PL20283B1 - Spark plug for internal combustion engines. :
en
pl
- PL20284B1 - Hydraulic regulating device. :
en
pl
- SU38550A1 - Oak Plant Stem Processing Machine :
en
ru
- US1971747A - System of motor control :
en
- SU38103A1 - Meter for cloth, warp, etc. :
en
ru
- US1971375A - Soap :
en
- DE601928C - Breaker for internal combustion engines :
de
en
- ES135107A1 - A double action electric pin. :
en
es
- FR769465A - Screw clamp for horseshoes, made of a metallic material and a non-metallic material :
en
fr
- CH171489A - Clamping device for electrical lines. :
de
en
- DE594800C - Show stand :
de
en
- FR769630A - Shelf frame for drying tiles, bricks or other materials :
en
fr
- FR769673A - Device for automatic change of cans in four colors :
en
fr
- CA344188A - Gold recovery :
en
fr
- US1971871A - Process for the preparation of inulin :
en
- US1971991A - Funeral coach :
en
- CH171599A - Process for the preparation of a dye. :
de
en
- PL20196B1 - Shaft conveyor motor with adjustable stroke length. :
en
pl
- PL20252B1 - Claws for skis :
en
pl
- SU38113A1 - Round brush :
en
ru
- US1971344A - Heel attaching machine :
en
- US1971651A - Hydraulic hoist control :
en
- US1971772A - Rock drill lubricator :
en
- PL20227B1 - A method of producing a coating on a glass. :
en
pl
- PL20309B1 - A combination of overlapping ends of metal strips for packing crates, bales and similar packages, and a machine for making this connection. :
en
pl
- US1971571A - Safety belt :
en
- US1971815A - Treatment of sulphurous iron ores :
en
- FR43755E - Advanced die-casting machine :
en
fr
- FR769817A - :
fr
- FR769458A - Improvements in tanning processes and products obtained by said processes :
en
fr
- GB415632A - Manufacture of indigoid dyestuffs :
en
- FR769467A - Motorcyclist safety and protection device :
en
fr
- FR769794A - Machine for shaping and finishing stockings :
en
fr
- USD93158S - Design foe a shoe :
en
- FR43787E - New product applicable in particular to the manufacture of packaging for liquid foodstuffs and its manufacturing process :
en
fr
- FR769679A - Switch-circuit breaker :
en
fr
- GB415511A - Improvements relating to vapour stoves or lamps :
en
- FR769557A - :
fr
- FR769643A - Two-stroke engine :
en
fr
- US1972054A - Fluid meter :
en
- GB415460A - Improved means for automatic control of starting and stopping devices for internal combustion engines :
en
- GB415664A - Improvements in and relating to mowing machines :
en
- FR769521A - Reflector for lens projector :
en
fr
- FR769666A - Adjustment device, e.g. for frequency adjustment :
en
fr
- GB415640A - Improvements in or relating to hydraulic shock-absorbers :
en
- DE601882C - Tamping device for coking coal :
de
en
- CA344163A - Dental instrument :
en
fr
- US1971716A - Ash remover :
en
- GB415567A - Improvements in and relating to elevators, conveyors and hoists :
en
- GB415536A - Method of producing a luminescent glass :
en
- FR769485A - Process for the manufacture, using cellulose derivatives, of supports for photographic layers :
en
fr
- FR769692A - Decorative or industrial coatings in glass and rubber :
en
fr
- FR769787A - Typewriter Improvements :
en
fr
- ES135064A1 - PROCEDURE APPLICABLE TO CONTINUOUS CIRCULATION FORCE INSTALLATIONS TO USE THE HEAT OF THE REFRIGERATING LIQUID AND THE GASES ALREADY USED FROM INTERNAL COMBUSTION MACHINES :
en
es
- GB415521A - Improvements in and connected with polishing brushes and the like :
en
- GB415681A - Improvements in spoke covering discs for vehicle wheels :
en
- GB415464A - Improvements in thermionic valve oscillation generators :
en
- GB415743A - Improvements in or relating to road and rail vehicle construction :
en
- DE601972C - Straight-way cock :
de
en
- ES2824U - Depreciable value chip in fractions to be usable in bathrooms and similar establishments. (Machine-translation by Google Translate, not legally binding) :
en
es
- US1971402A - Automobile loading block :
en
- US1971769A - Electric motor control system :
en
- US1972009A - Light-sensitive cell :
en
- PL20231B1 - Cathode ray tube with one or more electrodes, tensioned by one or more springs. :
en
pl
- PL20374B1 - Automatic machine for postage franking. :
en
pl
- DE602001C - Method and device for cooling blast furnaces :
de
en
- DE602003C - Device for automatic and continuous signaling of the position and the distance between trains traveling on the same route :
de
en
- FR43781E - Double-acting adjuster for vehicle brake control linkages and other applications :
en
fr
- FR769490A - complex bearing elements :
en
fr
- FR769565A - Mesh fabric :
en
fr
- SU38450A1 - Grease gun :
en
ru
- US1971985A - Razor :
en
- GB415563A - Improvements in liquid fuel burners :
en
- GB415608A - Improved method for jointing tubes, such as boiler tubes, to plates :
en
- CA344288A - Surge arrester :
en
fr
- GB415697A - Process for the production of hard alloy bodies :
en
- GB415708A - Improvements in or relating to cleaning pads for domestic, personal and other use :
en
- SU38071A1 - Instrument for determining the height of points and the length of the projections on the relief models :
en
ru
- DE602151C - Tobacco pipe for smoking tobacco cartridges :
de
en
- FR769513A - Process for the production of flexible tubes which empty by pressure :
en
fr
- FR769616A - Oil safety valve :
en
fr
- FR769718A - Mold for centrifugal casting :
en
fr
- GB415626A - Improvements in or relating to galvanic batteries :
en
- US1971433A - Method for coating cylindrical members with a hard material :
en
- US1971466A - Machine control :
en
- US1971888A - Catalytic process for manufacturing phthalic anhydride :
en
- DE602074C - Device for protecting shop counters :
de
en
- GB415595A - Flexible, universal, metallic couplings for scaffolding and the like :
en
- GB415672A - Improvements in or relating to protecting metals against the corrosive action of alkaline liquids :
en
- FR43752E - Internal combustion engine :
en
fr
- FR769591A - Diazotization process :
en
fr
- GB415598A - Radio receiving systems :
en
- DE601977C - Device for braking the front wheels on aircraft equipped with front and tail wheels :
de
en
- FR769707A - Process for the production of combinations of polyvinyl compounds and wax-like substances :
en
fr
- ES135080A1 - Improvements in the procedure for the destructive hydrogenation of carbonaceous materials. :
en
es
- SU38080A1 - Rotary Shock Drill Apparatus :
en
ru
- US1971849A - Molding apparatus :
en
- SU38129A1 - Device for producing citric acid by fermentation :
en
ru
- US1971358A - Waste heat recovery apparatus :
en
- PL20219B1 - A method of strengthening the edges of paper runners of this method. device for exercise :
en
pl
- SU38381A1 - Motor device for felling :
en
ru
- DE602017C - Switching frame for calculating machines :
de
en
- SU38371A1 - Combined machine for harvesting cabbage and potatoes :
en
ru
- US1972041A - Friction vehicle draft and buffing gear :
en
- FR769475A - Automatic shut-off device for devices reproducing recorded sounds :
en
fr
- GB415692A - Improvements in or relating to disengaging devices :
en
- DE596431C - Device for improving the propulsion efficiency of vehicles by deflecting the propeller jets at an acute angle to the direction of travel :
de
en
- FR769553A - :
fr
- CH171409A - Strapless ski binding. :
de
en
- FR769567A - Slack adjustment bar clamp rotating with the lathe spindle :
en
fr
- FR769575A - Casting apparatus for cylindrical stereotype plates :
en
fr
- GB415634A - Improvements in or relating to method and apparatus for the manufacture of hollow glassware :
en
- US1971506A - Electric motor :
en
- FR769561A - Tent fabric, pentagonal shaped, to be used as a tent, pea coat and sleeping bag :
en
fr
- GB415716A - Improvements in or relating to thermionic oscillation generators :
en
- FR769538A - Electrical contact terminal and its applications, in particular to automatic liquid supply systems for tanks and boilers :
en
fr
- FR769556A - Manufacture of decarburized cast irons :
en
fr
- SU38115A1 - Continuous Dry Distillation Plant :
en
ru
- SU38226A1 - Device for driving with a variable speed of a multi-phase asynchronous motor :
en
ru
- US1971902A - Microray vacuum tube :
en
- FR769659A - Electric lamp holder :
en
fr
- GB415645A - Improvements in or relating to devices for planing helical teeth on bevel gear wheels :
en
- SU38241A1 - Device for cleaning soot from gas pipelines :
en
ru
- US1971396A - Cementable support for wall fixtures :
en
- US1971936A - Automatic upsetting mechanism for combination locks :
en
- US1971374A - Furnace grate :
en
- US1971808A - Regulating system :
en
- DE602059C - Method and device for the production of metal cast blocks and similar castings :
de
en
- FR43794E - Improvement in the manufacture of matches based on phosphorus sesquisulphide :
en
fr
- FR769512A - Method and device for separating or treating and spinning vegetable and other fibers :
en
fr
- SU38190A1 - Electric lighting device for railroad hydrocolumns :
en
ru
- US1971689A - Orange knife :
en
- SU38248A1 - A method of making a smoker gol from the insides of fish :
en
ru
- DE601983C - Slide projection device for shooting practice purposes :
de
en
- PL20340B1 - The method of obtaining pure alumina. :
en
pl
- US1971556A - Ventilator for vehicles :
en
- FR769524A - Electro-medical thermometer :
en
fr
- GB415690A - Musical radio-electric cushion :
en
- ES135070A1 - Cold metal sawing machine. :
en
es
- FR769736A - :
fr
- FR769618A - Semi-automatic device for chucking, flaring, stuffing and flanging of tubes :
en
fr
- GB415527A - Improved manufacture of high molecular sulphones :
en
- US1971595A - Flexible-tube construction :
en
- FR769655A - Advanced laundry wringer :
en
fr
- US1971612A - Christmas tree board :
en
- DE601990C - Direct current multi-phase current converter for higher frequencies using a direct current machine with a solid yoke and laminated pole pieces :
de
en
- PL20187B1 - System of connections of a railway adjusting device. :
en
pl
- US1971995A - Curtain roller :
en
- DE602108C - Compensating brake system for the wheels of aircraft :
de
en
- GB415646A - Improvements in the mouthpieces of tobacco pipes and cigar and cigarette holders :
en
- GB415675A - Improvements in friction clutches :
en
- GB415744A - Improvements in or relating to television and like systems and apparatus :
en
- US1971941A - Electric discharge lamp device :
en
- DE601934C - Method and device for the production of electrolytic deposits with local reinforcements, in particular on cutlery :
de
en
- DE602057C - Joint, especially for collapsible rescue stretcher :
de
en
- SU38577A1 - Device for receiving on ships or jetties and descent from them of floating bodies, especially airplanes :
en
ru
- DE601947C - Machine for producing a compound suitable for road building purposes and floor coverings :
de
en
- FR43751E - Improvements to extinguishers :
en
fr
- GB415543A - An improved method and means of regulating traffic at road junctions and crossings :
en
- AU1268133A - An improved socket for shares for cultivators and combines :
en
- CH171334A - Corselet. :
de
en
- CH171573A - Device for moving a propeller of fin-like design, movable about a rocking point, the center line of the propeller describing a self-contained conical surface during the time in which the propeller executes half a turn around its center line. :
de
en
- US1971403A - Electric switch with quenching liquid :
en
- US1971512A - Method of forming a reenforcing swell on the inside of welded chain links :
en
- US1971805A - Electrode for stabilizing the cathode spot of mercury arc devices :
en
- CH171568A - Elastic contact wire support, especially for contact lines without track. :
de
en
- CH171540A - High-frequency amplifier with uniform amplification and selectivity over at least the largest part of the tuning range. :
de
en
- SU38088A1 - Subsoil station :
en
ru
- SU38458A1 - Fibrous Waste Treatment Machine :
en
ru
- CA344222A - Coated paper :
en
fr
- AU1316423A - Improvements in and relating toa locking device for electric lamps :
en
- CA344225A - Impact meter :
en
fr
- SU38462A1 - Selfaktor :
en
ru
- SU38302A1 - Tool for cutting machines with a circular saw and a tree supporting carriage for securing the tree on the carriage :
en
ru
- DE601887C - Device for supplying the heating steam to the heating plates of heating plate presses :
de
en
- SU38536A1 - Air brake with two adjusting valves :
en
ru
- US1971477A - Lock or clamp for guy wire guards :
en
- SU38355A1 - Instrument for mechanical analysis of suspensions :
en
ru
- US1971675A - Electrooptical image production :
en
- PL20192B1 - A crankless internal combustion engine with pistons, moving at a variable angular speed inside the space in the shape of a ring-shaped ring. :
en
pl
- US1971813A - Check strap for picker sticks :
en
- SU38275A1 - Instrument for the continuous stretching of glass tubes and sticks :
en
ru
- CA344179A - Sound reproducer :
en
fr
- US1971787A - Liquid fuel handling apparatus :
en
- FR769456A - Device for guiding an object to be observed under a microscope, allowing the object to be subjected to microscopic movements, directly by hand :
en
fr
- CH171378A - Process for the manufacture of articles which consist at least in part of a carbamide-aldehyde condensation product. :
de
en
- CH171432A - Process for deoxidizing metals and alloys. :
de
en
- US1971764A - Electrical control system :
en
- DE602086C - Device for stripping coarse crystalline material to be centrifuged from centrifugal drums :
de
en
- GB415663A - Improvements in and relating to devices for regulating the temperature of steam in tubulous boilers with forced water circulation :
en
- US1971415A - Sulphonation product of nitrogen containing conversion products of higher aliphatic hydrocarbons :
en
- US1971573A - Method of chloridizing ore metal sulphides :
en
- GB415588A - Improvements in or relating to manoeuvre signalling apparatus for use on road or like vehicles :
en
- DE601907C - Device for connecting two line ends :
de
en
- SU38140A1 - The method of weight determination :
en
ru
- DE601878C - Feed device for packing machines, especially cigarette packing machines :
de
en
- DE601951C - Blow stowing machine with crusher :
de
en
- SU38400A1 - Method of etching ferrous metals :
en
ru
- US1971727A - Pressure and sealing device for containers :
en
- PL20250B1 - A method for producing non-caking artificial fertilizers. :
en
pl
- DE602045C - Scissors with serrated or corrugated cutting blades :
de
en
- FR769547A - Horizontal pedaling device for bicycles :
en
fr
- DE601913C - Hechel machine with belt conveyor and Hechel method for processing bast fiber material :
de
en
- DE602099C - Device for the elimination of impotentia coeeundi :
de
en
- CH171536A - Installation on radio receivers with fading regulation that can be switched off. :
de
en
- US1971588A - Dishwashing machine :
en
- DK49178C - Electric Spark Vibration Generator. :
da
en
- ES134426A1 - Improvements in the graduated utensils for use in laboratories and pharmacies. :
en
es
- GB415577A - An improved elastic suspension for vehicles :
en
- AU1832034A - Improvements in and relating to cane harvesting machines :
en
- CH171371A - Process for the production of a new sulfur dye. :
de
en
- US1971901A - Microray transmission line :
en
- PL20321B1 - The method of producing pipes is based on centrifugal casting in molds. :
en
pl
- US1971600A - Notebook holder :
en
- US1971916A - Gaseous discharge lamp :
en
- PL20347B3 - Discharge device for vertical gas retorts. :
en
pl
- SU38133A1 - The method of regeneration of nitric acid and waste production of nitrobenzene, etc. :
en
ru
- SU38494A1 - Shutter for temporary closing of the multi-span dam opening during repair or accident :
en
ru
- US1971365A - Film gate :
en
- US1971708A - Portable building construction :
en
- US1971746A - Preparation of rubber :
en
- US1971956A - Lathe :
en
- US1971515A - Attachment for loom let-off mechanisms :
en
- PL20268B1 - Device for moving sheets in cameras onto rolled sheets. :
en
pl
- SU38081A1 - Retractable Blade Chisel :
en
ru
- SU38329A1 - Indicator device :
en
ru
- SU38461A1 - Extractor for spinning machines :
en
ru
- US1971587A - Dishwashing machine :
en
- US1971848A - Adjustable mounting for dressing devices for grinding wheels :
en
- US1971576A - Bottle collaring machine :
en
- US1971618A - Friction facing :
en
- CH171276A - Furnace for the incineration of household waste. :
en
fr
- SU38480A1 - Method of making fiberboard roofing slabs :
en
ru
- SU38567A1 - The method of obtaining the photosensitive layers :
en
ru
- US1971371A - Dispenser closure :
en
- DE601584C - Furnace for the production of gas and coke :
de
en
- DE601657C - Hand sewing machine with lockstitch :
de
en
- FR769694A - Device for winding freshly spun artificial silk :
en
fr
- GB415591A - An improved tennis net set :
en
- US1971895A - Process of reclaiming bone black and like materials :
en
- CH171329A - Cable holder for electric irons. :
de
en
- FR769457A - Improvements made to devices for adjusting the position of rowers' toe clips :
en
fr
- US1971536A - Container closure :
en
- US1971758A - Coffee maker :
en
- US1971899A - Polarity indicating apparatus :
en
- FR769747A - New automatic light switch for bakery ovens :
en
fr
- FR769797A - Fire extinguisher spraying extinguisher or other :
en
fr
- DE602038C - Process for the production and for the subsequent laying of tubular high-voltage lines :
de
en
- FR769609A - Safety device for heating or electric lighting devices :
en
fr
- ES135097A3 - Procedure to decay silk. :
en
es
- CH171451A - Fastening device for pulling elements such as ropes, chains etc. :
de
en
- CH171577A - Instrument for holding a dish. :
en
fr
- ES135130A1 - Device for ignition in heavy oil combustion engines. :
en
es
- FR769587A - Process for preparing interesting hydrocarbons, in particular with a low boiling point :
en
fr
- SU38561A1 - Control device for multiple fuel pumps :
en
ru
- CH171272A - Device for melting glass intended for processing on glass fiber. :
de
en
- US1971370A - Camera :
en
- US1971719A - Automatic poultry fountain :
en
- SU38238A1 - The method of extraction of wool fat from wool wash water :
en
ru
- SU38435A1 - Carriage tipping device :
en
ru
- US1971456A - Footwear article :
en
- US1971948A - Renewable base for bowling pins :
en
- GB415723A - Improvements in or relating to x-ray tubes :
en
- US1971668A - Process for the production of monobasic aluminum sulphite :
en
- CA344183A - Rubber spring :
en
fr
- CH171406A - Pencil sharpener trained as a tip protector. :
de
en
- CA344235A - Milking machine teat cup :
en
fr
- PL20315B1 - A method for the production of organic sulfur compounds containing halogen, :
en
pl
- SU38070A1 - The method of preparation of briquettes, building boards and similar products from vegetable fibers and wood :
en
ru
- SU38440A1 - Lock for connecting the ends of the flexible tires of pneumatic tires :
en
ru
- SU38572A1 - Cog gear to tracked carts :
en
ru
- US1971893A - Windshield wiper :
en
- CH171286A - Lengthwise quilted bedspread composed of individual beads. :
de
en
- SU38392A1 - Device for injecting water into an internal combustion engine :
en
ru
- SU38408A1 - Sandbagging machine :
en
ru
- US1971672A - Telephone system :
en
- US1971784A - Crank :
en
- US1971967A - Spring connection :
en
- DK49187C - Apparatus for making hollow cylindrical or other hollow bodies of revolution shaped bodies of agricultural products, such as grass, straw, vegetables and the like. :
da
en
- DE602019C - Swivel sprinkler :
de
en
- CA344194A - Sensitizing emulsion :
en
fr
- SU38464A1 - Store box to reel changer :
en
ru
- US1972063A - Coated ferrous welding electrode :
en
- SU38452A1 - Artillery shrapnel type :
en
ru
- CH171513A - Method for regulating burners for liquid fuels and device on burners for liquid fuels for carrying out the method. :
de
en
- SU38084A1 - Cutting chain to cutting and combi machines :
en
ru
- SU38432A1 - One wheel trolley for carrying and transporting various items :
en
ru
- US1971856A - Paving means :
en
- US1971875A - Packing machinery :
en
- FR769749A - Manufacturing process of monocalcium phosphate :
en
fr
- US1972003A - Water tube boiler :
en
- CH171379A - Process for the production of impermeable cellulose films that are resistant to water, acidic and alkaline liquids. :
de
en
- PL20329B1 - Drive in inclined mills. :
en
pl
- US1971988A - Vacuum tube :
en
- SU38163A1 - Music stand for typewriter :
en
ru
- SU38337A1 - Wide symmetrical photographic lens :
en
ru
- US1971823A - Impulse actuated lock-in switch :
en
- US1971990A - Electrical apparatus :
en
- CH171365A - Process for the production of a carbazole derivative. :
de
en
- CH171313A - Belt guide for warping machines in the ribbon weaving mill. :
de
en
- CH171364A - Process for the production of 3-methylalpentane. :
de
en
- DE602021C - Ignition coil for internal combustion engines :
de
en
- US1971744A - Portable rack :
en
- USD93164S - Design fok a rod hand-line block for :
en
- PL20378B1 - Diaphragm speaker. :
en
pl
- CH171288A - Carriers for trays, rods and the like. :
de
en
- CH171424A - Device for displaying weak, short-term electrical impulses. :
de
en
- CH171456A - Process for coating objects. :
de
en
- SU38544A1 - Device to eliminate fading :
en
ru
- CH171251A - Multi-cellular structural element. :
en
fr
- FR769491A - Process for the purification of ultramarine and analogous pigments :
en
fr
- FR769790A - Internal combustion engine with self-ignition and compression chamber in two or more parts :
en
fr
- GB415574A - Improvements in or relating to attachments for the earpieces of radio or telephone receivers :
en
- US1971328A - Fuel burner :
en
- US1971527A - Carburetor :
en
- AU1706334A - Improvements in and relating tothe preparation of tablets of coffee or mixtures containing coffee :
en
- CA344296A - Dry spinning apparatus :
en
fr
- CH171431A - Process for the production of a chrome ore concentrate. :
de
en
- CH171390A - File binding machine. :
de
en
- SU38304A1 - Circular Saw Shredder :
en
ru
- US1971380A - Clutch :
en
- FR769459A - Process for manufacturing a homogeneous product capable of being preserved and such as fresh cheese or curdled milk :
en
fr
- CH171551A - Motor vehicle. :
en
fr
- SU38266A1 - Bonding material for coniferous lands :
en
ru
- PL20274B1 - Iron for ironing, heated by light gas. :
en
pl
- SU38460A1 - Extraction machine with endless belts for stretching and leveling the belt directly on the carding machine :
en
ru
- SU38510A1 - A device for mixing diffusion juice with lime milk :
en
ru
- US1971453A - Thread tension device :
en
- CH171520A - Installation for the recording of physiological and pathological phenomena of the human body on recording supports. :
en
it
- PL20230B1 - Gantry post, especially for hanging overhead electric cables. :
en
pl
- PL20382B1 - A method of producing a catalyst for the processing of terpenes. :
en
pl
- SU38209A1 - Control method for discontinuous generation frequency :
en
ru
- PL20247B1 - Pencil sharpener. :
en
pl
- US1971404A - Sash guide :
en
- US1972004A - Brake mechanism, particularly for road vehicles :
en
- FR769753A - New chemical compounds of the pyridocyanine type, their preparation process and their applications as dyes, in particular as photographic sensitizers :
en
fr
- GB415635A - Improvements in or relating to devices for twisting textile filamentary material :
en
- FR769653A - Process for maturing and improving the baking value of flour and apparatus carrying out the said process :
en
fr
- FR43777E - Monoplane plane :
en
fr
- GB415688A - Improvements in and relating to electric lamps :
en
- FR769509A - Control device for circuit breakers or similar devices :
en
fr
- DE601870C - Dry high pressure gas meter with two diaphragms and eight valves :
de
en
- GB415540A - Improvements relating to spoon rests for preserve dishes :
en
- ES135045A1 - Improvements in the construction of disc talking machines. :
en
es
- FR43796E - Improvement brought to the method and device for stabilization, maneuvering and propulsion of a flying device with rotary wings (called gyroplane) driven by a motor, or rotating freely :
en
fr
- SU38508A1 - Apparatus for separating beet tails from straw and other light impurities :
en
ru
- US1971483A - Method of and apparatus for transmitting signal control currents :
en
- US1971608A - Brake :
en
- US1971721A - Method of making low gravity gas :
en
- CH171273A - Sawdust briquette and method of making the same. :
de
en
- PL20352B1 - Method of cracking mineral oils. :
en
pl
- US1971891A - Electric discharge tube and process of operating same :
en
- CH171410A - Ski. :
de
en
- PL20308B1 - A device for reproducing any patterns on knitting machines. :
en
pl
- SU38399A1 - Tip for syringe filling :
en
ru
- CA344205A - Electric valve circuit :
en
fr
- US1971870A - Cigarette making machine :
en
- SU38170A1 - Method of laying railway track :
en
ru
- SU38255A1 - Air-tr is strong machine for fibrous materials :
en
ru
- US1971448A - Vacuum pump :
en
- USD93157S - Design for a check writing machine :
en
- USRE19295E - beating :
en
- DE602092C - Fridge with liquid container :
de
en
- ES135111A1 - A new photogravimetric procedure for the preparation of accurate topographic maps by planimetric restitution, of special advantageous application for the survey of cadastral plans and all those cases in which rigorous precision is not required :
en
es
- SU38410A1 - Mold for thermite pipe welding :
en
ru
- CH171454A - Method and device for the production of inscriptions on a substrate, in particular on transparent signs. :
de
en
- SU38124A1 - Altmag analysis method :
en
ru
- US1971818A - Frequency and load control of alternating current systems :
en
- CH171607A - Motor drive, in particular for electric switch signal boxes. :
de
en
- US1972019A - Optical objective system :
en
- AU1394533A - Improvements in or relating tothe manufacture of compositions containing rubber and granular fibrous or comminuted organic materials :
en
- CH171292A - Pneumatic mattresses, especially for weekend use. :
de
en
- CH171303A - Garment bag made of paper. :
de
en
- PL20273B1 - Lapadlo of the lift cage. :
en
pl
- SU38105A1 - Device for cutting the ends of the fabric flooring :
en
ru
- SU38135A1 - Method of preparation of catalysts for ammonia synthesis :
en
ru
- SU38338A1 - Complex prism :
en
ru
- PL20313B1 - A method of controlling explosive combustion turbines and an apparatus for carrying out the method. :
en
pl
- SU38204A1 - Device for controlling frequency-generated phase change :
en
ru
- DE601908C - Test clamp with two metal parts designed as line connectors, which can be connected to one another by a lockable separator :
de
en
- CH171476A - Method and device for operating deflagration chambers, in particular for internal combustion turbines. :
de
en
- US1971551A - Adjustable tightening idler :
en
- SU38212A1 - Dry galvanic cell with air depolarization :
en
ru
- SU38215A1 - Oil supply tank :
en
ru
- US1971846A - Combination friction and positive clutch :
en
- CA344214A - Electric valve converting apparatus :
en
fr
- CA344269A - Telephone system :
en
fr
- SU38179A1 - Rear shutter for axle boxes of rolling stock :
en
ru
- US1971826A - Apparatus for demonstrating figure-molding garments :
en
- US1972051A - Upsetting machine :
en
- BE404430A - :
en
fr
- US1972024A - Desk accessory :
en
- FR769460A - Improvements to reinforced concrete piles :
en
fr
- FR769554A - Sewer generator :
en
fr
- PL20307B1 - Method for producing lead glazings. :
en
pl
- US1971804A - Method and apparatus for spraying powdered material :
en
- US1971801A - Oven heat control :
en
- US1972050A - High frequency method of and apparatus for exterminating insect life in seed or grain or other materials :
en
- CH171277A - Device for regulating the air supply in an oven. :
en
fr
- SU38165A1 - Newspaper ink dyeing device :
en
ru
- US1971561A - Pin installation for well reamers and the like :
en
- US1971703A - Radio apparatus :
en
- US1972059A - Production of organic acids by the alkaline fusion of cellulosic materials :
en
- PL20188B1 - System for transmitting pulses on telephone lines for calling and setting dials. :
en
pl
- PL20302B1 - Method of obtaining paints from zinc sulphide. :
en
pl
- US1971822A - Welding apparatus :
en
- PL20248B1 - Devices for opening a self-closing shower valve. :
en
pl
- PL20278B1 - A method of electrodeless induction electric welding and an apparatus for using the above method. :
en
pl
- US1971680A - Motor mechanism :
en
- US1972028A - Roof covering :
en
- PL20204B1 - Electric firing apparatus for firing high-fusing porcelain dental ceramics, especially "Jacket" crowns. :
en
pl
- SU38257A1 - Pimples machine for bast :
en
ru
- SU38552A1 - Method for increasing corrosion resistance of binary magnesium alloys with 0.5-2.5% manganese :
en
ru
- US1971992A - schafer :
en
- PL20286B3 - Material for bulletproof armor. :
en
pl
- US1971664A - Ice tray :
en
- CA344210A - Electric converting apparatus :
en
fr
- US1971695A - Expansion valve :
en
- US1972034A - Automatic drain valve :
en
- USD93165S - Design for a buckle :
en
- CA344185A - Anti-drip bottle :
en
fr
- US1971743A - Process of reducing organic compounds :
en
- US1971756A - Vehicle wheel :
en
- CH171325A - Installation for fabric finishing. :
en
fr
- BE404474A - Method and device for increasing the thermal efficiency during the combustion of solid fuels of any kind. :
en
fr
- CH171560A - Elastic and noise-dampening isolation device between the frame and wheel of rail vehicles. :
de
en
- SU38518A1 - Machine for hot-rolled seamless pipes :
en
ru
- CH171357A - Process for the preparation of high molecular weight hydrocarbons. :
de
en
- US1971519A - Dial telephone attachment :
en
- US1971602A - Brake :
en
- SU38093A1 - Folding bending machine for cones :
en
ru
- CA344198A - Wood block flooring :
en
fr
- SU38540A1 - Imaging device :
en
ru
- US1971443A - Electrooptical method and means for measuring concentrations, colors, dispersions, etc. of fluids and similar substances :
en
- SU38500A1 - Two-shaft loom :
en
ru
- SU38515A1 - Device for the backward supply of products through the free side of the rolling mill :
en
ru
- US1971444A - Eyeglass frame and eyeglass rimless mounting :
en
- PL20193B1 - Induction furnace without an iron core. :
en
pl
- PL20358B1 - Device for compressor timing located on the internal combustion engine. :
en
pl
- US1971843A - Packing of dental amalgams :
en
- ES134785A3 - Mating hook construction procedure for watch bracelets and the like. :
en
es
- SU38292A1 - Device for connecting stretched elements of timber structures :
en
ru
- GB415483A - Improvements in electric lamps of the gaseous discharge type :
en
- CA344173A - Spooling device for drum cables :
en
fr
- CH171581A - Process for the production of a dye preparation for coloring acetyl cellulose. :
de
en
- CH171589A - Process for producing a water-soluble diazoamido compound. :
de
en
- SU38316A1 - The method of obtaining gloss on celluloid products :
en
ru
- US1971517A - Roof construction :
en
- US1972038A - Musical instrument player :
en
- DE601950C - Coke oven with ducts arranged in the heating walls for rapid extraction of the distillation gases :
de
en
- DE601802C - Machine for assembling the individual parts of drive chains after completion of the inner links :
de
en
- GB415570A - Improvements in or relating to electric discharge tubes :
en
- US1971406A - Ignition apparatus :
en
- SU38155A1 - Method for producing naphthionic acid :
en
ru
- US1971947A - Automatic display cabinet :
en
- US1971952A - Device for handling stacks of cases by trucks :
en
- SU38380A1 - Leaf Breaker :
en
ru
- US1971889A - Work feed assembly :
en
- FR769688A - Process for the preparation of pyridyl amine derivatives :
en
fr
- CH171331A - Strengthened turn-down collar. :
de
en
- DE602116C - Zigzag sewing machine :
de
en
- PL20203B1 - Device for measuring and storing liquids. :
en
pl
- US1971682A - Garment :
en
- US1971850A - Press :
en
- US1971903A - Device for baking bread and method of employing same :
en
- PL20189B1 - A device to prevent the igniter from prematurely operating. :
en
pl
- SU38194A1 - Electric device for transferring arrows from the tram car :
en
ru
- SU38443A1 - Device for increasing the speed of the ship :
en
ru
- US1971533A - Cradling fob panels :
en
- PL20207B1 - Method for the production of bleaching powder. :
en
pl
- SU38239A1 - Para-phase cracking method :
en
ru
- SU38301A1 - Conveyor to circular saw for feeding sticks :
en
ru
- US1971898A - Striping fixture :
en
- GB415689A - Method for producing from cymol or its derivates a hydro carbon with a larger molecule or derivates of this hydro carbon :
en
- GB415630A - Improvements in blow pipes for the manufacture of glass bottles, jars and the like :
en
- PL20257B1 - The method of producing rayon crepe fabrics. :
en
pl
- PL20376B1 - A method for producing a cross-winding forgoing package and an apparatus for carrying out the method. :
en
pl
- SU38285A1 - Suspension brackets (raters) for supporting hauling and cargo cables in cable cranes :
en
ru
- US1971656A - Preparation of vinylacetylene :
en
- SU38298A1 - Tool for adjusting the tension of a band knife :
en
ru
- USRE19289E - Electrical generating system :
en
- US1971421A - Cotton cleaning and ginning apparatus :
en
- US1971955A - Reversing gear and clutch mechanism :
en
- DE601893C - Water piston press :
de
en
- CH171275A - Electrical device on oil fires for automatic control of the same. :
de
en
- SU38306A1 - The method of drying the wood on the vine :
en
ru
- SU38314A1 - Method of sealing viscose tubes with viscose buds (caps) :
en
ru
- US1971778A - Lubricating pump :
en
- CH171523A - Device for treating sick parts of the body with ozone gas. :
de
en
- CH171588A - Process for producing a water-soluble diazoamido compound. :
de
en
- PL20289B1 - Device for controlling compressed air in a pneumatic work tool. :
en
pl
- SU38447A1 - Method of making polishing wheels :
en
ru
- US1971709A - Vehicle spring :
en
- US1971714A - Filling neck protector :
en
- US1971983A - Saw setting machine :
en
- US1971812A - X-ray device :
en
- US1971424A - Slug casting machine :
en
- SU38424A1 - Device for lighting design with artificial lighting :
en
ru
- US1971691A - Composite pile :
en
- DE601998C - Device for printing on workpieces made of porcelain :
de
en
- FR769751A - New industrial products usable as substitutes for down, kapok, wool, etc., their production process and their applications :
en
fr
- ES134835A1 - A new system to achieve the change of vehicle speeds. :
en
es
- CH171298A - Steam cooker, in particular for cooking potatoes, vegetables and fruits. :
de
en
- SU38295A1 - Potato Storage :
en
ru
- US1971468A - Card index tray :
en
- CH171580A - Hook arrangement on sewing machines. :
de
en
- PL20327B1 - Drive of gear rolls in mills. :
en
pl
- PL20384B1 - A device for fixing the drums of the hoisting machine. :
en
pl
- US1971347A - Signaling system :
en
- US1971907A - Gaseous discharge device :
en
- US1971950A - Automatic train control :
en
- CH171439A - Process and machine for the production of coated electrodes or welding rods. :
de
en
- US1971474A - Apparatus for drying or mixing stone or the like :
en
- US1971923A - Picture frame structure :
en
- PL20311B1 - Signal device for slipping couplings and the like, :
en
pl
- US1971638A - Motor operated chuck for lathes and other machine tools :
en
- US1971677A - Thermal treatment of hydrocarbon gases :
en
- US1971614A - Circuit controlling device :
en
- US1971343A - Locomotive stoker :
en
- US1971968A - Geared motor :
en
- PL20195B1 - Telephone device. :
en
pl
- US1971657A - Juice extractor :
en
- US1971864A - Wheel :
en
- CA344255A - Metal and alloy processing agent :
en
fr
- US1971333A - Rear view mirror visor or shield :
en
- CH171569A - Electric contact wire and process for its manufacture. :
de
en
- SU38523A1 - Apparatus in evaporators for separating vapor-entrained liquid droplets :
en
ru
- US1971332A - Fan protector :
en
- US1971998A - Locomotive :
en
- CH171307A - Closure for metal vessels. :
de
en
- CH171369A - Process for the production of a nitrogen-containing condensation product. :
de
en
- CH171335A - Knot holder for self-tie ties. :
de
en
- US1971965A - Shoe :
en
- SU38109A1 - A method of making a bituminous aqueous emulsion for impregnating roofing paperboard, artificial leather, paper tubes and making varnishes, etc. :
en
ru
- USD93182S - Design for a stove :
en
- CA344251A - Hard metal alloy :
en
fr
- CH171442A - A method of manufacturing a container with an internal wall of stainless steel. :
en
fr
- CH171534A - Method and circuit arrangement for avoiding grid current in circuits with an oscillator modulator. :
de
en
- PL20242B1 - Radio or similar transmitting system with modulated high frequency carrier wave. :
en
pl
- CH171417A - Return barrel gun with automatically adjustable flow limitation. :
de
en
- FR769701A - electrode for galvanic elements, in particular forming a plate with a large surface area for lead-acid accumulators :
en
fr
- DE601956C - Method of drying peat by self-heating :
de
en
- DE601979C - Device for changing the driving force of disabled vehicles while driving :
de
en
- DE602105C - Rail gripper for sewing machines :
de
en
- SU38453A1 - Device for barriers with the use of voltage wires :
en
ru
- CH171269A - Siphoid box. :
en
fr
- GB415643A - Improvements in and connected with suction operated milking apparatus :
en
- ES135137A3 - A procedure for embossing imitation leather product sheets. :
en
es
- US1971753A - Refining hydrocarbon oil :
en
- US1971770A - Grease cup :
en
- CH171271A - Machine for the production of glass sheets. :
en
fr
- CA344195A - Telephone switch :
en
fr
- FR769542A - Printing machine, and particularly rotary machine for printing sheets of different lengths :
en
fr
- PL20218B1 - Heat exchanger, especially for air heating. :
en
pl
- SU38535A1 - Adjusting to dual air brakes for variable braking :
en
ru
- US1971355A - Distilling apparatus :
en
- FR43784E - Relay allowing remote reading of manometric pressures :
en
fr
- DE601897C - Method and device for printing paper webs u. Like. For the production of envelopes u. like :
de
en
- DE601992C - Process for the production of white-grained iron enamel :
de
en
- US1971627A - Process of and apparatus for treating artificial threads :
en
- US1971671A - Baby diaper holder :
en
- US1971762A - Radioreceiver :
en
- CH171396A - Device for displaying the writing limit at the end of a line on writing, writing calculators and similar machines. :
de
en
- US1971420A - Railway draft rigging :
en
- US1971800A - Fertilizer distributor :
en
- SU38537A1 - Device for creating a vacuum before braking in the brake cylinder vacuum brake carts :
en
ru
- US1971749A - Type case :
en
- US1971811A - Control system :
en
- US1971996A - Indicator :
en
- USD93161S - Design fob a shoe :
en
- FR769682A - :
fr
- FR43768E - Vibrator :
en
fr
- GB415564A - Improvements in or relating to metal polish :
en
- CH171360A - Process for the preparation of coumarin. :
en
fr
- FR769636A - Improvements to the attachment strips for all applications and more especially for hygienic belts and similar garments :
en
fr
- DE602103C - Method for operating internal combustion engines :
de
en
- SU38142A1 - Method for volumetric determination of zinc :
en
ru
- SU38227A1 - Single phase serial collector motor :
en
ru
- SU38560A1 - Device for calming torsional vibrations of the shaft :
en
ru
- US1971413A - Means for operating a portable stacker :
en
- USD93186S - Design for a refrigerator cabinet :
en
- CH171429A - Device for mounting a clockwork movement in its box. :
en
fr
- DK49174C - Device for Motor and Dynamo systems for Motorcycles or similar. :
da
en
- FR769559A - Safety razor enhancements :
en
fr
- GB415745A - Improvements in or relating to condensers suitable for use in high frequency radio and similar circuits :
en
- PL20380B1 - Box magazine for automatic weapons. :
en
pl
- US1971914A - Padlock :
en
- FR769603A - Process for separating gas from a fluid in vacuum production installations by pumping :
en
fr
- US1971399A - Slug casting machine :
en
- US1971873A - Massecuite treating apparatus :
en
- FR769670A - Crusher apparatus :
en
fr
- GB415502A - A photo-mechanical method of reproducing photographic illustrations in natural colour by rotary (newspaper) printing :
en
- CH171471A - Compressed air control device for controlling regulating members of internal combustion engines. :
de
en
- ES135099A2 - IMPROVEMENTS MADE IN THE SCOPE OF THE MAIN PATENT NUMBER 129607 :
en
es
- FR769568A - Device for rewinding freshly spun artificial silk :
en
fr
- FR769646A - Excavator with digger bucket with adjustable cutting angle :
en
fr
- BE404139A - portable rectifier :
en
fr
- FR43767E - Automatic adjustment device for the air supply on automatic hotplates :
en
fr
- GB415548A - Improvements connected with folding hoods for motor and other vehicles :
en
- FR769555A - Improvements in methods of controlling electrical circuits by photo-sensitive devices :
en
fr
- GB415686A - Improvements in or relating to the treatment of textile materials :
en
- ES135128A1 - A new system of tubes for the construction of artesian wells, soundings, ordinary wells and mines. :
en
es
- FR769795A - Radiant dryer with eclipsable branches :
en
fr
- GB415575A - Improved means for spraying plants with liquids :
en
- ES2830U - Tympanic sound box. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR769647A - Process for the production of metallic arsenates and resulting product :
en
fr
- ES134836A1 - A new crankshaft replacement system. :
en
es
- US1971392A - High pressure contact switch :
en
- FR769533A - Improvements to electrical transformers :
en
fr
- FR769608A - Joint with needle bearing for artificial leg foot :
en
fr
- GB415578A - Improvements in and relating to variable speed gearing :
en
- CA344168A - Massaging apparatus :
en
fr
- SU38308A1 - Drani Machine :
en
ru
- SU38553A1 - Plate for installation of parts to be welded :
en
ru
- GB415585A - Improvements in or relating to the production of crepe effects on mixed fabrics :
en
- GB415652A - Improvements in or relating to containers or receptacles for pull matches :
en
- ES135118A1 - Perfeccionamientos in the installations of central heating by hot water. :
en
es
- PL20350B1 - Method and device for cooling internal combustion engines, especially aircraft engines, propeller engines. :
en
pl
- SU38192A1 - Post Mailer :
en
ru
- US1971362A - Cotton gin :
en
- US1971432A - Spreader :
en
- US1972017A - Rock drilling mechanism :
en
- DE602129C - Protective device on platforms :
de
en
- GB415654A - Improvements in the construction of low pressure boilers :
en
- GB415545A - Beater drums for apparatus for delivering and beating in hot bitumen or such like upon roadways :
en
- GB415713A - Improvements in or relating to protective or safety devices for electrically propelled vehicles :
en
- DE601938C - Device for receiving packed goods for display and sales containers :
de
en
- US1971470A - Fishing reel :
en
- US1971513A - Electric ozone generator :
en
- FR769638A - :
fr
- GB415615A - Improvements in and relating to the cylinder ports and passages of two-stroke cycle motors having carburettors or other vaporisers and crank-chamber scavenging pumps :
en
- US1971509A - Telephone system :
en
- US1971542A - Lubricator insert for stuffing boxes :
en
- ES2826U - Sole with transverse perforations. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR769785A - Armchair forming a rest chair :
en
fr
- GB415589A - Improvements in a device for generating currents and voltages of saw-tooth wave form :
en
- US1971781A - Lubrication system :
en
- US1971915A - Means preventing passage of gas through refractory walls :
en
- PL20299B1 - The method of obtaining azo compounds with urea action. :
en
pl
- SU38095A1 - Pipe cutter :
en
ru
- FR769572A - Sulfonic acid and carbonic acid derivatives of 1.3-diaryl-5-pyrazolones and their preparation process :
en
fr
- GB415470A - Improvements in or relating to mercury arc rectifiers :
en
- PL20256B1 - A method of obtaining technically valuable products for the production of varnishes, paints and similar substances from pressed fatty oils or their mixtures with natural or artificial resins. :
en
pl
- US1971939A - Gaseous electric discharge device :
en
- GB415695A - Liquid stirring and separating apparatus :
en
- SU38419A1 - Method of making refractory boxes for storing films :
en
ru
- GB415495A - Improvements in and relating to loudspeakers :
en
- ES134268A3 - An improvement in the construction of electric accumulators. :
en
es
- FR769639A - Electric circuit breaker :
en
fr
- CH171545A - Advertising device. :
de
en
- DE601996C - Process for the preparation of condensation products from phloroglucine and primary aromatic amines :
de
en
- SU38176A1 - Kulachkovoy clutch :
en
ru
- SU38283A1 - Crest :
en
ru
- US1971855A - Method of purifying sulphur dioxide bearing gases and manufacturing sulphur trioxide therefrom :
en
- US1971683A - Colored coal and process of producing the same :
en
- US1971451A - Window screen :
en
- CA344271A - Dipper :
en
fr
- DE602091C - Process for ozonizing room air that is dried :
de
en
- ES135124A1 - A device for regulating the excitation circuit from the board and, therefore, the charge rate received by the battery. :
en
es
- FR769546A - Shoe closure :
en
fr
- CH171305A - Flat brush. :
de
en
- DE602004C - Arrangement of connection contacts for discharges in the course of busbars of round cross-sectional shape, which are arranged close to one another in the air and surrounded by insulating tubes :
de
en
- DE601741C - Room closure ceiling, especially for wide-span halls :
de
en
- FR769631A - Bobbin tube improves winding and eliminates thread recanetting :
en
fr
- AU1365733A - Improvements in pipe couplings :
en
- AU1697834A - Improvements in rotary andother slide valves :
en
- US1972061A - Recovery of gasoline from natural gas :
en
- DE602042C - DC drive for hoists :
de
en
- CH171445A - Process for the manufacture of blades with hollow, seamless blade for turbines, compressors and other rotary machines and blades manufactured according to this process. :
de
en
- CH171605A - Device for image decomposition or image composition in television. :
de
en
- GB415609A - Improvements in or relating to heat-interchanger tubes :
en
- SU38256A1 - Method of aerobic lob of the labial plants :
en
ru
- SU38529A1 - Feeder for printing and similar machines :
en
ru
- CA344199A - Centrifugal casting method :
en
fr
- SU38186A1 - Exhaust valve on brake air chambers :
en
ru
- GB415535A - A new or improved means utilizing sympathetic ink reactions for amusement, educational, decorative, conjuring and other purposes :
en
- GB415666A - Improvements in and relating to massage appliances or the like :
en
- SU38221A1 - Device for the protection of electrical installations :
en
ru
- US1971788A - Headband :
en
- GB415653A - A portable device for holding wearing apparel when not in use :
en
- SU38354A1 - Device for automatically indicating the presence of mixtures in a liquid and for regulating its supply :
en
ru
- SU38548A1 - Method for producing black sulfur dye for skin :
en
ru
- FR43769E - Fuel injection pump device and regulator for engines :
en
fr
- SU38459A1 - Device for lifting the ridges on flax-jute-hemp and wool spinning machines :
en
ru
- US1971383A - Transmitter :
en
- CH171436A - Method for applying molten cast iron to steel and iron bodies. :
de
en
- FR769730A - Method of adjusting discharge devices in a gas or vapor atmosphere :
en
fr
- US1971417A - Motor support :
en
- US1971741A - Means for obtaining automatic volume control in radio sets :
en
- DE601975C - Process for the production of a beverage can, in particular a coffee can :
de
en
- CA344174A - Hank-holder :
en
fr
- FR769846A - :
fr
- DE602123C - Wire tip covering for plastic cushions :
de
en
- ES2828U - Improved brush (Machine-translation by Google Translate, not legally binding) :
en
es
- DE602033C - Magnetic separator for separating magnetic parts from slurries :
de
en
- SU38580A1 - Device for controlling the mechanisms :
en
ru
- FR769782A - Process for removing sulfur from compositions for gas cleaning :
en
fr
- PL20334B1 - The method of obtaining dialkyl amides of di- or trimethoxy- or ethoxy-benzoic acids, or also methoxy-ethoxy-benzoic acids. :
en
pl
- GB415544A - Improvements in or relating to tins, canisters and like metal containers :
en
- CH171282A - Dowels. :
de
en
- GB415450A - Improvements in or relating to trolleys :
en
- GB415541A - Improvements relating to the securing together of tubular members or the attachment of fittings to tubes :
en
- GB415611A - Improved manufacture of starch preparations for producing adhesives :
en
- GB415498A - Improvements in or relating to record-card operated printing machines :
en
- US1971629A - Dry stencil carbon :
en
- US1971696A - Metal forming machine :
en
- US1971356A - Ventilating unit :
en
- SU38104A1 - Machine for folding and measuring tissue :
en
ru
- US1971389A - Adjustable nose bridge :
en
- FR769558A - Waterproof clothing :
en
fr
- AU1394233A - Improvements in or relating to radio receivers :
en
- ES135066A1 - Improvements in razors combined with deposit of leaves. :
en
es
- GB415718A - Process for the manufacture of acid amide derivatives :
en
- CH171249A - Wooden wall. :
de
en
- CA344221A - Building wall :
en
fr
- CH171518A - Electric lights, in particular bedside lights. :
de
en
- USD93188S - Design for a tray or similar article :
en
- DE602012C - Electric low-voltage discharge tubes, especially for light emission, with gas filling and two pairs of electrodes :
de
en
- FR769665A - Power switch for alternating current :
en
fr
- FR769517A - Anti-slip device for motor vehicle wheels :
en
fr
- GB415605A - Improvements in hydraulic shock absorbers :
en
- GB415714A - Improvements in the manufacture of bobbins :
en
- FR769664A - Riveting process for assembling hollow beams :
en
fr
- GB415493A - Improvements in or relating to machines for use in weaving flat and/or tubular articles :
en
- DE602142C - Hand shower head that can be connected to a hose :
de
en
- CH171529A - Telephone installation allowing the parallel connection of several telephone lines on the same sending device. :
en
fr
- SU38307A1 - Wood preservation method :
en
ru
- SU38394A1 - Internal combustion turbine :
en
ru
- CA344289A - Card holder :
en
fr
- GB415596A - Improvements connected with buckles or the like :
en
- ES134751A1 - A perfection in the manufacture of footwear sewn system sandal. :
en
es
- DE601901C - Oil-fired, ring-shaped annealing and hardening furnace with rotatable bottom part :
de
en
- FR769488A - Device for the treatment of fluids :
en
fr
- FR769566A - Method of decorating, especially rubber balls or the like :
en
fr
- DK49170C - Plant for the production of welded pipes of strip iron. :
da
en
- GB415551A - Improvements in and relating to the manufacture and production of hydrogen chloride :
en
- GB415691A - Improvements in preparation of basic organic nitrogen compounds :
en
- DE601899C - Folding device for rotary printing machines :
de
en
- FR769870A - Expandable bag :
en
fr
- SU38172A1 - Manual machine for the formation of poduklonok on railway scales :
en
ru
- SU38349A1 - Meteorograph :
en
ru
- FR769668A - Color cinema :
en
fr
- FR769476A - Method and device for the manufacture of double-walled glass containers :
en
fr
- FR769578A - Seed drill :
en
fr
- DK49183C - Television Receiving System. :
da
en
- GB415597A - Improvements in door operating mechanism :
en
- DE602008C - Line arrangement for supplying electricity consumers in a row in mining operations, mainly portable electrical lights :
de
en
- DK49181C - Elevator setting device. :
da
en
- ES134518A1 - A thermo-blender machine of continuous production with internal heating, to dilate, knead and beat the masses or viands of the mechanical olives and with the temperature rise in conditions so that they can easily yield the oil they contain. :
en
es
- SU38581A1 - Fire Alarm Device :
en
ru
- SU38556A1 - Filler material in the form of briquettes for hot welding of cast iron :
en
ru
- SU38418A1 - Group shooting method :
en
ru
- GB415492A - Improvements in or relating to potato planting and like machines :
en
- SU38330A1 - Automatic Level :
en
ru
- PL20298B1 - Automatic rifle. :
en
pl
- PL20337B1 - A method of milling hemp and the like to carry out this method. :
en
pl
- US1971397A - Refrigerating apparatus :
en
- US1971510A - Damping error preventing means :
en
- GB415729A - Improvements in or relating to radio receiving systems :
en
- PL20205B1 - Key to round nuts. :
en
pl
- SU38112A1 - Machine for combing and cleaning hair and bristles :
en
ru
- PL20354B1 - Device for changing the smig angle during airframe flight. :
en
pl
- SU38143A1 - Receiving ethyl alcohol :
en
ru
- SU38478A1 - Method of preparation in the substance :
en
ru
- SU38533A1 - Device for transfusing liquefied gases from one vessel to another :
en
ru
- US1971905A - Internal combustion engine :
en
- CA344175A - Portable bathtub :
en
fr
- FR769580A - Device for fixing the insulating pads earthing the electric cable armatures in a junction box :
en
fr
- CH171255A - Iron base with guide device for railroad tracks and a method for producing the same. :
de
en
- CH171552A - Roof rack. :
de
en
- PL20209B1 - A method of producing acid solutions, especially for preserving green fodder. :
en
pl
- US1971354A - Process of recovering alumina from aluminous silicious materials :
en
- US1971469A - Sleeping bag :
en
- US1971921A - Controller for electric motors :
en
- USD93183S - Design for a sunshade for beaches :
en
- ES135040A1 - Continuous vertical distillation oven. :
en
es
- FR769589A - Brake control device for mining machines or similar machines :
en
fr
- FR769672A - Visible flow indicator, with electrical release, in case of lack of liquid :
en
fr
- GB415682A - Improvements in or relating to cirouit arrangements comprising a gasfilled electric discharge tube :
en
- DE601881C - Process for the production of drawing pins, upholstery pins or the like. :
de
en
- FR769626A - Stretch fabric in the transverse direction for quick closures :
en
fr
- GB415603A - Improvements in ships for the transport of coal tar cargoes :
en
- DE602079C - Cigar wrapping device with gripper arranged on the winding roll carrier for gripping and pulling off the binder placed on a special table :
de
en
- CH171482A - Starting procedure for AC motors with cage winding in the secondary part. :
de
en
- DK49195C - Blik-, Traad- eller Baandkærne eller Krarupbevikling. :
da
en
- FR769455A - Improvement to ceramic or other facing tiles :
en
fr
- FR769641A - Coin selector device for automatic prepayment devices :
en
fr
- US1972069A - Dispensing carton :
en
- FR43790E - Improvements to electric circuit cartridges for pneumatic tubes :
en
fr
- DE601966C - Registration device :
de
en
- FR769644A - Process for manufacturing phonograph records and records obtained by this process :
en
fr
- GB415665A - Eyelet sewing machine :
en
- FR43773E - Instant Ignition Hydrocarbon Steam Stove :
en
fr
- GB415523A - Improvements in bomb sighting and navigational apparatus :
en
- DE601989C - Rotatable boom with isolators built into the tension and compression strut :
de
en
- FR769594A - Bicycle moved by a pendulum forcing the user to reproduce the movements of the rower :
en
fr
- FR769677A - Improvements to purifying and grading devices for grains and various seeds :
en
fr
- PL20210B1 - Pre-switch coil. :
en
pl
- US1971514A - Casing plug :
en
- SU38490A1 - Container :
en
ru
- SU38272A1 - Automatic Glass Blowing Tube :
en
ru
- SU38326A1 - Caking method :
en
ru
- SU38481A1 - The method of making tiles :
en
ru
- AU1900934A - Improvements relating to bottles or cartons :
en
- CH171564A - Centerpiece for grooved rails. :
de
en
- SU38384A1 - Device for breeding silkworms :
en
ru
- SU38414A1 - Method of preserving sa, fish and game :
en
ru
- SU38090A1 - A device for separating wine-alcohol products from sludge :
en
ru
- US1971786A - Purification of coal distillation gas by-products :
en
- SU38231A1 - Adjustment device :
en
ru
- US1971929A - Friction device :
en
- US1971639A - Manufacturing zinc oxide :
en
- US1971755A - Signal repeater :
en
- US1971771A - Printing press :
en
- US1971973A - Violin bow :
en
- SU38498A1 - Device for stopping the warping machine when the thread breaks :
en
ru
- US1971986A - Engine starting mechanism :
en
- SU38396A1 - Reactive internal combustion turbine :
en
ru
- SU38361A1 - Learning slide rule :
en
ru
- CH171579A - Sewing machine. :
de
en
- US1971904A - Internal combustion engine :
en
- SU38525A1 - The method of cleaning a mixture of carbon monoxide and phosphorus vapor :
en
ru
- CA344272A - Dipper :
en
fr
- CH171382A - Process for the treatment of raw water. :
de
en
- PL20229B1 - Photograph copier. :
en
pl
- US1971446A - Home talking movie combination :
en
- US1971734A - Aircraft sustained by a lifting screw :
en
- CA344253A - Glassware manufacture :
en
fr
- CH171502A - Grids for electric discharge tubes. :
de
en
- PL20221B1 - Method of removing starch. :
en
pl
- SU38230A1 - Device to protect flasks of gas-powered electric lamps from sputtered electrode material :
en
ru
- CA344275A - Band pass circuit :
en
fr
- CA344232A - Beryllium oxide production :
en
fr
- SU38217A1 - Switch for electric motors :
en
ru
- US1971732A - Multiple control switch :
en
- US1971405A - Conditioning of tobacco and similar materials :
en
- SU38294A1 - Gutter :
en
ru
- US1971854A - Perpetual calendar :
en
- PL20325B1 - Drive in inclined mills. :
en
pl
- SU38439A1 - The machine for putting on the bracelet tires on the working chamber :
en
ru
- US1971531A - Air heater :
en
- US1971884A - Device for removing frozen ice trays :
en
- DE601873C - Composite bearing element :
de
en
- CA10440S - Vehicle wheel :
en
- CH171389A - Process for the production of paper bags and paper bags produced by the process. :
de
en
- CH171538A - Coupling device for coupling the antenna to a radio device. :
de
en
- GB415490A - Improvements in jacquard machines :
en
- PL20375B1 - The rings leading to the missiles. :
en
pl
- SU38083A1 - Vrubov machine with automatically controlled feed rate :
en
ru
- SU38216A1 - Electric switch :
en
ru
- CA344197A - Wood block flooring :
en
fr
- CH171516A - Gaseous fuel burners. :
de
en
- US1971863A - Folding container for bottles :
en
- PL20316B1 - Carburetor with injection nozzle, equipped with an initial mixing chamber. :
en
pl
- US1971779A - Gas purification process and recovery of by-products therefrom :
en
- US1971910A - Solid flavoring composition :
en
- DE602062C - Casting plant for the production of heating elements :
de
en
- FR769658A - Improvements to indicating devices for urban tourist maps, etc. :
en
fr
- US1971817A - Gear shift controlling mechanism :
en
- CH171434A - Copper alloy, in particular for bearing shells resting on the steering knuckle of rail vehicles without soft metal lining. :
de
en
- CH171467A - Hot water segment pump. :
de
en
- CA344297A - Ingot mould :
en
fr
- CA344165A - Tomato product manufacture :
en
fr
- DE602014C - Process for dry spinning of synthetic threads from cellulose esters :
de
en
- PL20236B1 - Starting device, especially for motor boat engines. :
en
pl
- CH171427A - Film for recording a mechanically generated and optically evaluated vibration recording, in particular a sound recording. :
de
en
- US1971467A - Milking machine teat cup :
en
- AU1396533A - Improvements in or relating to machines for exercising a pressing or pressing and rubbing action upon seamed or other workpieces of sheet material :
en
- PL20294B1 - Combustion turbine set. :
en
pl
- PL20224B1 - The way to work up solutions, especially salt solutions, with the body, exchanging bases. :
en
pl
- CH171496A - High voltage fuse. :
de
en
- DE602125C - Process for the production of nuclear halogenated isatin ª ‡ halides :
de
en
- PL20223B1 - A furnace for burning coal in coke furnaces for central heating, built of cast iron. :
en
pl
- SU38118A1 - Milling peat forming machine :
en
ru
- SU38199A1 - Device for opening a through-pass disk with a wake-up alarm :
en
ru
- SU38401A1 - Adaptation to turning-turret strikes and automatic machines for the supply of bar material :
en
ru
- USD93185S - Design for a fly swatter :
en
- CH171554A - Driving wheel, especially for tractors, with an impeller arranged next to the grab wheel. :
de
en
- DE601742C - Mass cylinder for injection molding machines for plastic masses :
de
en
- CA344157A - Golf bag support :
en
fr
- FR769515A - Steering wheel for tractors :
en
fr
- US1971730A - Means for changing direct electric current into alternating current :
en
- US1971666A - Apparatus for heat treating strip metal :
en
- US1971911A - Electric receiver for signaling arrangements :
en
- DE602009C - Electric high-pressure arc lamp with activated glow electrodes, a noble gas base filling and a vaporizable mercury base body :
de
en
- CA344236A - Tube sinking method :
en
fr
- SU38321A1 - Shale Bituminization Furnace :
en
ru
- DE601892C - Hydraulic double flap weir :
de
en
- US1971408A - Tent for gas-delivering apparatus :
en
- PL20285B3 - Ambulance switching device in typewriters. :
en
pl
- SU38344A1 - Mirror Reflection Measurement Instrument :
en
ru
- SU38407A1 - Machine for bending ring-shaped blanks for knives into a helical shape :
en
ru
- US1971454A - Motion picture apparatus :
en
- US1971543A - Dishwashing machine :
en
- US1971681A - Attachment for writing instruments :
en
- DE601872C - Device to prevent the formation of flames :
de
en
- DE601919C - Intermediate or insert lids for steam cookers :
de
en
- FR769552A - Terminal device for telecommunication cable, in particular junction box for overhead-underground networks :
en
fr
- FR769671A - Mobile and adjustable bench school table :
en
fr
- SU38501A1 - Electromagnetic device to the weaving machine for its automatic shutdown when the shuttle is short in the shuttle box :
en
ru
- CH171425A - Acoustically compensated volume control in low frequency amplifiers, especially in those of radio receivers. :
de
en
- SU38079A1 - Burner for kitchen type "Primus" :
en
ru
- AU1400833A - Improvements in method of and apparatus for treating carbonaceous fluids :
en
- US1971912A - Foldable display card :
en
- SU38309A1 - Machine for pin holes in the sleepers before impregnation :
en
ru
- US1972070A - Interleaving machine :
en
- US1971529A - Pyrotechnic :
en
- SU38253A1 - Method for producing tannins for tanning leather :
en
ru
- DE601976C - Steering machine designed for aircraft and watercraft :
de
en
- DE601904C - Procedure for direction finding without declining with two antenna systems :
de
en
- SU38511A1 - Saturator :
en
ru
- FR769645A - Improvements to contact rectifiers :
en
fr
- US1971931A - Gaseous electric discharge device :
en
- DE602141C - Floor polisher :
de
en
- GB415627A - Improvements in paper containers :
en
- CH171321A - Ball and bobbin holder. :
de
en
- FR769540A - Movable anode discharge tube :
en
fr
- DE602016C - Measuring and dispensing pump, especially for oil and syrupy liquids, with a vertically arranged cylinder :
de
en
- GB415657A - Ventilated induction motors :
en
- DE601949C - Chain clipper :
de
en
- SU38130A1 - Installation for cooling and absorption of hydrochloric gas :
en
ru
- US1971713A - Pump valve :
en
- CH171366A - Process for the preparation of 2-nitro-4-aminophenylthioglycolic acid. :
de
en
- FR769605A - Rocket for projectiles :
en
fr
- DE602120C - Method and device for loosening a multi-part, tapered ram damper in the transverse direction :
de
en
- CA344279A - Battery cell connection :
en
fr
- IE13109L - Washing machine :
en
- US1971463A - Synchronous motor in particular for talking machines :
en
- PL20339B1 - A method of producing flexible tapes, threads, foil, knots and wires from polystyrene or similar artificial materials. :
en
pl
- US1971382A - Multiple valve control :
en
- US1971712A - Lace curtain :
en
- DE602147C - Collapsible trestle table :
de
en
- FR769574A - Automatic device for adjusting the play of brake components, double-acting, in particular for railway vehicles :
en
fr
- GB415467A - An improvement in means for operating synchronised mechanism controlling machine gun fire between aircraft propeller blades :
en
- FR43800E - Coin operated mechanism for gas meters or the like :
en
fr
- SU38420A1 - Ditches for processing photographic film solutions :
en
ru
- DK49171C - Elastic Wheel for Rail Vehicles. :
da
en
- FR769678A - Improvements to processes for activating electron emitters :
en
fr
- ES135076A1 - A device for opening cans, such as cans and the like. :
en
es
- GB415732A - Improvements in aluminium coated metal and process of producing the same :
en
- PL20239B3 - Optical sight for manual rifles. :
en
pl
- SU38157A1 - Descent board :
en
ru
- SU38286A1 - Attachment against twisting of the crane cable :
en
ru
- US1971802A - Antidrip and antisplash device for shower bath doors :
en
- US1972001A - Shower pipe :
en
- US1971548A - Means for making articles having a polygonal cross section :
en
- DE601993C - Wave pants for ships :
de
en
- US1972064A - Support for attachment to ladders :
en
- PL20216B1 - Connector for rails. :
en
pl
- PL20222B1 - Gluing method. :
en
pl
- SU38558A1 - Internal combustion engine :
en
ru
- DE602139C - Movable hunting umbrella :
de
en
- ES135034A1 - A system of evacuation pipes by independent draft. :
en
es
- FR769550A - Indirectly heated cathode :
en
fr
- GB415573A - Improvements in or relating to radio receiving installations with automatic volume control :
en
- US1971737A - Means for measuring color value :
en
- FR769569A - Toy plane with bomb throwing device :
en
fr
- DE601883C - Device for separating solid or liquid components from gases or vapors :
de
en
- DE601936C - Device for displaying the respective direction of movement of a torch controlled by hand according to the mark on the workpiece on flame cutting machines with motor drive :
de
en
- PL20356B1 - A method of combing and ironing furs at the same time, and a device used for this purpose. :
en
pl
- SU38389A1 - Bee feeder :
en
ru
- CH171466A - Circulation pump with sealing, circulating auxiliary liquid. :
de
en
- US1971431A - Thermostatic draft control :
en
- US1971733A - Pump suction strainer :
en
- FR769731A - Process for the production of compound titanium pigments :
en
fr
- GB415579A - Process for producing moulded bodies from practically pure aluminium oxide :
en
- FR769505A - Typewriter :
en
fr
- FR769746A - Process for the manufacture of synthetic leather and new product obtained :
en
fr
- US1972008A - Hose nozzle :
en
- FR769493A - Improvement of ventilation openings in natural ventilation systems for premises :
en
fr
- SU38332A1 - Hydrometric spinner :
en
ru
- DE602112C - Device for feeding preprinted inserts to the printed products coming from a printing machine :
de
en
- GB415668A - Improvements in and relating to transformer connections for electric discharge devices with parallel-operating anodes :
en
- USD93172S - Design for a casing for a grinding :
en
- CH171310A - Centrifuge, especially for the rayon industry. :
de
en
- DE601916C - Fixing device for cabinets consisting of individual departments :
de
en
- FR769777A - Self-adjusting variable pitch propeller :
en
fr
- GB415558A - Improved means for protecting cycle saddles and seats from the weather :
en
- PL20266B1 - Device for carrying out a continuous reaction between two liquids with different specific weights. :
en
pl
- SU38067A1 - Method of briquetting chips, dross and iron ore :
en
ru
- US1971835A - construction :
en
- US1971894A - Broadcast receiver apparatus :
en
- US1972020A - Printing press :
en
- USD93152S - Design for a typewriting machine :
en
- US1971345A - Syringe :
en
- CH171512A - Dry bell gas container with a helical guide. :
de
en
- FR43774E - Thermostat :
en
fr
- SU38152A1 - Method for preparing 8-hydroxyquinolysis :
en
ru
- US1971398A - Coating material useful in the manufacture of artificial leather :
en
- PL20201B3 - A mold for restoring holes in worn parts that support railroad rails. :
en
pl
- US1972023A - Machine for lasting stitchdown shoes :
en
- DE540621C - Process for deoiling substances containing oil :
de
en
- FR43786E - Method and apparatus for obtaining relief and changing appearance photographs :
en
fr
- ES135067A1 - An apparatus to avoid the descent of the elevators, due to lack of traction or breakdowns. :
en
es
- ES135083A1 - A method to cure or vulcanize tires. :
en
es
- FR769627A - Luminous beauty case for the bag :
en
fr
- GB415620A - Improvements in or relating to machines for cleaning and polishing boots, shoes and the like :
en
- DE602070C - Discharge device for grain or the like. :
de
en
- DE602084C - Multi-row ball bearing :
de
en
- USD93153S - Design fob a velocipede :
en
- SU38423A1 - Optical compensator for film projector with continuous film advancement :
en
ru
- US1971625A - Siftproof bottom in paper bags :
en
- CH171246A - Method of selective destruction of herbs. :
en
fr
- DE601955C - Order brush with can holder hinged to the handle :
de
en
- DK49172C - Bra. :
da
en
- US1971584A - Sound reproducing machine :
en
- US1971592A - Aileron and flap construction :
en
- US1971851A - Boiler :
en
- CA344293A - Seed planter :
en
fr
- FR769472A - Process for the preparation of artificial materials :
en
fr
- FR769788A - :
fr
- SU38429A1 - Airplane wing :
en
ru
- US1971479A - Method of treating waste residues :
en
- FR43764E - Buzzer :
en
fr
- FR43765E - Improvements to automatic and semi-automatic telephone systems :
en
fr
- GB415542A - Improvements in or relating to beryllium or alloys thereof and a process of fusing the same :
en
- FR769548A - Automatic feeder for steam boilers :
en
fr
- SU38551A1 - Method for the production of thin-walled rubber products by immersing molds in glue or latex :
en
ru
- GB415448A - Improvements in electric starting devices for internal combustion engines :
en
- GB415607A - File for phonograph records :
en
- DE601891C - Process for the preparation of asphalt emulsions emulsified with clay and alkali hydroxides or the like :
de
en
- SU38427A1 - Electromagnetic speed controller for primary engines :
en
ru
- GB415529A - Improvements in means for simultaneously blanking and holing washers, nuts or the like articles :
en
- GB415568A - Improvements in or relating to ward-leonard control systems :
en
- GB415735A - Improvements relating to prepayment mechanism for electricity, gas and like meters :
en
- DE602097C - Rotary piston air pump with abutment slide and with liquid filling of the harmful space :
de
en
- US1971685A - Rock drill feed mechanism :
en
- FR769657A - Improvements to metal cables :
en
fr
- DE601877C - Shaken flat screen for the paper, pulp, wood pulp and similar industries :
de
en
- SU38475A1 - Lime slaking machine :
en
ru
- CH171341A - Shoe. :
en
fr
- CH171403A - Method for the direct reproduction of documents such as deeds of notaries, contracts, etc., and device for implementing this method. :
en
fr
- CA344267A - Telephone system :
en
fr
- US1971742A - Production of primary alcohols :
en
- US1971765A - Spiral spring structure and method of making same :
en
- PL20233B1 - A method of regulating the operation of combustion chambers, especially when applied to combustion turbines, and an apparatus for carrying out the method. :
en
pl
- US1971659A - Self grinding valve :
en
- CA344184A - Rubber spring :
en
fr
- CA344206A - Electric converting apparatus :
en
fr
- CH171250A - Hollow body in agglomerate of sand and cement intended in particular for the construction of reinforced concrete floors. :
en
fr
- PL20335B1 - :
en
pl
- US1971652A - Device for casting under pressure :
en
- AU1397133A - Improvements in or relating to shock absorbers :
en
- CA344155A - Windshield wiper :
en
fr
- CA344203A - Electric transmitting system :
en
fr
- CH171345A - Homogenization system for powdery material. :
de
en
- PL20342B1 - Device for supporting the head on barber's chairs. :
en
pl
- US1971866A - Rotary divider for grain harvesting machines :
en
- CA344241A - Shock absorber :
en
fr
- PL20258B1 - A method for producing wood flour and an apparatus for using the method. :
en
pl
- CH171324A - Machine for lengthwise shrinking of a fabric. :
en
fr
- CH171509A - Multi-anode, grid-controlled high vacuum discharge vessel. :
de
en
- US1971934A - Electric switch :
en
- SU38252A1 - The method of extraction of tannins from plant materials :
en
ru
- SU38290A1 - Method of making briquettes, building plates and the like products from vegetable fibers and wood :
en
ru
- CH171280A - Process for the manufacture of cleaning agents. :
de
en
- CH171519A - Process for obtaining ultraviolet radiation and light radiation of selected composition, and device for its implementation. :
en
fr
- SU38243A1 - Automatic in the machine :
en
ru
- SU38342A1 - Instrument for colorimetry and nephelometric testing :
en
ru
- SU38296A1 - Sawmill frame :
en
ru
- CH171412A - Ski binding. :
de
en
- CA344164A - Oxygenated organic compound :
en
fr
- US1971553A - Chain :
en
- US1971880A - Flushing tank :
en
- US1971706A - Cable terminal :
en
- SU38390A1 - Isolator for the queen bee :
en
ru
- CH171494A - Mercury switch. :
de
en
- CH171295A - Suspension device for flexible objects such as in particular hand towels, clothes and other flexible fabric objects. :
en
fr
- SU38246A1 - The method of obtaining the basic dye :
en
ru
- PL20336B1 - Toilet tank cover. :
en
pl
- SU38365A1 - Paper money counting device :
en
ru
- SU38428A1 - Device for suspending upper-air aerostat instruments :
en
ru
- SU38324A1 - The method of removing aluminum from copper and copper alloys :
en
ru
- FR769662A - :
fr
- FR769663A - building element :
en
fr
- CH171374A - Leather preservatives. :
de
en
- FR769684A - Cleaning device :
en
fr
- PL20254B3 - Device for shaping ferroconcrete girders. :
en
pl
- FR769624A - Fast-setting anti-acid sealants and their preparation process :
en
fr
- GB415553A - A new or improved amusement or game apparatus :
en
- SU38237A1 - The method of preparation of red-brown varnish :
en
ru
- US1971367A - Beetle trap :
en
- FR769717A - Volumetric liquid meter, without temperature influence on the measurement volume :
en
fr
- USRE19290E - Electrically lighted floor cleaner :
en
- CA344252A - Lumped wrought iron producing apparatus :
en
fr
- CH171515A - Device on gas taps to regulate the ratio of gas and air volume. :
de
en
- CH171574A - Device for fixing a window to a frame. :
en
fr
- FR769473A - Process for preparing disazo dyes :
en
fr
- FR769511A - Method for damping sound vibrations :
en
fr
- SU38218A1 - A device for automatically turning off an electric motor after a certain period of time after its transfer to idling :
en
ru
- PL20241B1 - Device for joining loose sheets. :
en
pl
- SU38372A1 - Adaptation to cabbage harvesters for trapping and diverting forks separated from the stump into the bunker :
en
ru
- PL20310B1 - A method of gasifying fuel using steam and air, or more or less pure oxygen. :
en
pl
- US1971351A - Hoisting mechanism :
en
- US1971796A - Sewage treatment apparatus :
en
- SU38198A1 - Device for observing the train movement at the station :
en
ru
- US1972029A - Welding apparatus :
en
- ES134908A1 - A safety locking device applicable to all kinds of locks. :
en
es
- GB415471A - Improvements in biograph film winding apparatus :
en
- SU38466A1 - Adaptation to a reel changer for vaters for cutting filaments during the removal of reels :
en
ru
- FR43779E - Automatic sensitivity adjustment device for radio receivers :
en
fr
- PL20270B1 - Centrifugal pump suction line. :
en
pl
- SU38092A1 - Drum for drawing machines :
en
ru
- US1971697A - Method of cementing belts :
en
- US1971704A - Gas burner control and ignition system :
en
- US1971853A - Apparatus for conveying powdered material :
en
- DE602095C - Process for the preparation of indigoid dyes :
de
en
- FR769619A - Improvements to the matchbox manufacturing process :
en
fr
- FR769754A - New compounds of the thio iso- and thio-pseudo-cyanine types, their preparation process and their applications as dyes, in particular as photographic sensitizing dyes :
en
fr
- FR769840A - :
fr
- GB415694A - Method for diminishing and thus practically eliminating the influence of subterranean water veins for example on dowsers in as far as this influence is caused by the long wave electromagnetic radiations from these veins amongst other things :
en
- US1971790A - Portable power tool :
en
- GB415703A - Improvements in connection with the flues of heating appliances :
en
- CA10437S - Vehicle tyre tread :
en
- CH171245A - Large span greenhouse. :
de
en
- ES134204A1 - An electromagnetic procedure of "compoundaje" of the alternators, without making use of the mechanical regulators. :
en
es
- US1971498A - Counterbalance and loading and unloading device therefor :
en
- US1971520A - Floor waxer :
en
- DE557969C - Laundry rammer :
de
en
- DE602102C - safety goggles :
de
en
- US1971570A - Dispensing container for surgical sutures :
en
- US1971861A - Brake :
en
- GB415559A - A method for facilitating the solution of powdered and granular detergents :
en
- GB415623A - Improvements in and relating to insulation against losses of heat and cold :
en
- FR43783E - Device for controlling electric discharge devices using the discharge of a capacitor :
en
fr
- FR769632A - Power socket with trolley, alternating poles, for mining locomotives and other similar applications :
en
fr
- FR769780A - Device for opening tin containers, for example cans :
en
fr
- FR769750A - :
fr
- CH171327A - Preparation suitable for printing on wool. :
de
en
- CH171401A - Film cassette. :
de
en
- CH171506A - High voltage discharge vessel. :
de
en
- SU38236A1 - The method of obtaining wood glue :
en
ru
- FR43792E - Process for the automatic control of a temperature or other variable and electrical installation allowing the implementation :
en
fr
- FR769526A - Improved method and means for transmitting indications at a distance :
en
fr
- FR769604A - Independent wheel suspension system :
en
fr
- FR43778E - Illuminated police plate with indirect lighting for vehicles :
en
fr
- GB415514A - Improvements to power driven machines for the production of roofing tiles. floor tiles, paving slabs, bricks, blocks and the like :
en
- FR769602A - :
fr
- US1971597A - Repeating firearm :
en
- US1971933A - Kitchen sink and depository :
en
- US1971334A - Mechanism for applying elastic gaskets to containers :
en
- FR769507A - Process for the treatment of compressed gases used for the operation of vehicle engines :
en
fr
- FR769629A - Apparatus and method for combustion in particular low calorific material such as slush :
en
fr
- GB415530A - Change-speed gear mechanism :
en
- SU38386A1 - Device for breeding silkworms :
en
ru
- US1971658A - Reenforced concrete and other floor, roof, wall, and the like :
en
- AU1498233A - Moulding or shaping means and associated method for producing biscuits :
en
- CH171393A - Procedure for specifying the characters to be set. :
de
en
- DE602153C - Gas pressure regulator :
de
en
- FR769610A - Improvements made to rail vehicles, particularly high-speed self-propelled vehicles :
en
fr
- GB415702A - Improvements in or relating to the manufacture of sliding clasp fasteners :
en
- FR769693A - Improvements made to the mounting of burners on gas appliances :
en
fr
- ES135117A1 - Procedure for the manufacture of metal profiles in the form of bars or plates. :
en
es
- ES135073A1 - PROCEDURE FOR THE ABSORPTION OF NITROGEN OXIDES FROM THE GASES THAT CONTAIN IT AND FOR THE MANUFACTURE OF AMMONIA SALTS, IF YOU WANT TO DO SO :
en
es
- GB415507A - Improvements in rear axle gear casings for motor vehicles :
en
- US1971478A - Blacking machine :
en
- FR43753E - Plastic material and manufacturing processes of this rubber :
en
fr
- FR769709A - Process for the production of new basic nitrogen compounds and quaternary ammonium compounds derived therefrom :
en
fr
- GB415449A - Improvements in or relating to method of and means for lining or walling hollow spaces in the earth, such as workings, shafts, tunnels, more particularly in connection with mining :
en
- GB415624A - Improvements in milling machines for twist drills :
en
- CH171484A - Electric machine rotors. :
de
en
- US1971353A - Filter and fluid segregator assembly :
en
- SU38245A1 - The method of thermal processing of shale :
en
ru
- SU38267A1 - Mold :
en
ru
- US1971439A - Printer's blanket :
en
- US1971994A - Building construction :
en
- USD93168S - Design foe a mask for typewriting :
en
- GB415565A - A process for rendering soil and rock formations compact and impermeable to water :
en
- FR769535A - Improvements in feeding apparatus for feeding a strip or bar of plastic material to a cutting device or the like :
en
fr
- FR769623A - Improvements to devices for cutting and chucking tubes in boiler manifolds :
en
fr
- US1971763A - Electrolytic cell :
en
- US1972010A - Air cooling device :
en
- DE602011C - Electric discharge tubes, in particular for emitting light beams, which contain a metal that is difficult to vaporize :
de
en
- PL20304B1 - Retort for the low temperature distillation of carbon-containing materials. :
en
pl
- US1971637A - Airplane construction :
en
- CH171527A - Comb. :
de
en
- SU38178A1 - Device for controlling steam or pneumatic servo-engine locomotive reverse :
en
ru
- SU38547A1 - Light sensitive device :
en
ru
- US1971828A - Sound-projector moving, orienting, and tilting apparatus :
en
- US1971918A - Gaseous electric discharge device :
en
- CH171254A - Transportable boxes for motorcycles and small cars. :
de
en
- CH171418A - Equipment for shooting, with projectile at high initial speed and high penetrating force. :
en
fr
- DE601991C - Sound recording or sound scanning lamp with a filament that is imaged on the optical sound recording medium through a spherical lens :
de
en
- SU38421A1 - Method of making rasters :
en
ru
- SU38431A1 - Instrument for the experimental determination of aerodynamic coefficients of aerodynamic weights :
en
ru
- US1971547A - Bearing :
en
- US1971798A - Purification and separation of gaseous mixtures :
en
- USRE19296E - Boiies cleaner :
en
- US1971609A - Tubing and drill pipe rack :
en
- CA344273A - Road marker :
en
fr
- CH171576A - Shoe cleaning machine. :
de
en
- SU38141A1 - Method for volumetric determination of zinc :
en
ru
- US1971917A - Screw :
en
- CH171490A - AC circuit breaker. :
de
en
- CA344193A - Vacuum machine :
en
fr
- DE601924C - Regulating element for such impeller fluid meters with forward and backward flow, the inlet and outlet channels of which are in different horizontal planes, with a single damper element, which is constantly surrounded by the fluid, built in above both rows of channels and adjustable from the outside :
de
en
- DE601960C - Cable lug made from a sheet metal sleeve with a hole for inserting the terminal screw to be connected through :
de
en
- PL20319B1 - A method of producing highly viscous aqueous dispersions. :
en
pl
- SU38169A1 - The method of heating pipes and similar products during heat treatment :
en
ru
- DE602148C - Motorized wall saw :
de
en
- US1971829A - Method of making tubes :
en
- SU38086A1 - Mining harvester for a steep fall :
en
ru
- SU38506A1 - Multi-blade sawing machine for sugar heads :
en
ru
- US1971702A - Automobile wheel gauge :
en
- SU38233A1 - Electrical resistance :
en
ru
- CH171530A - Circuit arrangement for company lines in signaling and telephone systems with stepping mechanisms. :
de
en
- US1971927A - Railway tie plate :
en
- CH171501A - Arrangement for the operation of grid-controlled rectifiers. :
de
en
- CH171537A - Device for controlling the quality of sound reproduction in receiving systems for sound-modulated carrier waves. :
de
en
- SU38162A1 - Copier :
en
ru
- US1971566A - Powdered soap and process and apparatus for making same :
en
- SU38527A1 - The method of producing calcium or magnesium, cyanamide or mixtures thereof :
en
ru
- US1971440A - Portable doorlock :
en
- CA344180A - High grade lubricant production :
en
fr
- CH171553A - Device for adjusting the ignition timing. :
de
en
- PL20245B1 - A method of producing anti-moth preparations. :
en
pl
- US1971341A - Light and signal control for vehicles :
en
- PL20255B1 - A method of cleaning and refining metals in a liquid state. :
en
pl
- US1971599A - Illuminating device :
en
- US1971634A - Of producing an oxidized :
en
- US1971982A - Rolling mill :
en
- CH171426A - Apparatus for the optical sound reproduction of phonograms. :
en
fr
- CH171370A - Process for the preparation of a water-soluble derivative of a vat dye. :
de
en
- SU38168A1 - Mackey sealing ring :
en
ru
- US1971349A - Cotton harvesting machine :
en
- US1971563A - Process for manufacture of ammonium phosphates and other salts :
en
- SU38102A1 - Adaptation to a pyrite burning furnace for the production of sulfur dioxide to remove butts. :
en
ru
- US1971809A - Terminal for resistors :
en
- SU38265A1 - Spray bottle :
en
ru
- SU38348A1 - Device for automatic temperature control :
en
ru
- GB415734A - Automatic firearm :
en
- CH171339A - Process for the production of sliders for zip fasteners. :
de
en
- CH171397A - Copy device. :
de
en
- CH171531A - Device for quickly obtaining automatic telephony communications. :
en
fr
- CH171293A - Feather cushions, in particular for base mattresses, top mattresses and upholstered furniture seats. :
de
en
- GB415538A - Improvements in or relating to impulse transmitters for automatic telephone systems :
en
- CH171281A - Cellulose fiber cleaning balls for floors. :
de
en
- DE601875C - Pressure reducing valve :
de
en
- FR769654A - Drive device for webs, sheets and the like :
en
fr
- SU38497A1 - A device for separating gasoline, etc. from water :
en
ru
- US1971491A - Meat chopping machine :
en
- DE601962C - Process for the production of azo dyes :
de
en
- FR43761E - Panel system for the construction of partitions :
en
fr
- CA344257A - Metal and alloy processing agent :
en
fr
- CA10442S - Vehicle wheel :
en
- CA344239A - Hair waving composition and method :
en
fr
- US1971615A - Structural metal shape :
en
- US1972067A - Coated welding electrode :
en
- CA344212A - Electric valve converting apparatus :
en
fr
- CH171452A - Device for wrapping staples. :
de
en
- SU38487A1 - Device for lubricating bucket elevator guide tires :
en
ru
- SU38488A1 - Devices for intermittent movement of the conveyor belt :
en
ru
- US1971414A - Adjustable paring and slicing knife :
en
- SU38482A1 - Method for processing acidic oil tars :
en
ru
- US1971687A - Hypodermic syringe :
en
- US1972045A - Garment :
en
- DE601876C - display case :
de
en
- DE602032C - Foldable table tennis table :
de
en
- CA344291A - Mash processing :
en
fr
- DE599066C - Device for generating electrolytic deposits :
de
en
- SU38376A1 - Combined machine for cleaning and threshing sunflower :
en
ru
- SU38412A1 - Fitting to sewing machines for hair dressing when sewing fur :
en
ru
- US1972031A - Straw retarder :
en
- US1971499A - Telephone handset :
en
- US1971648A - Method for sealing leaks in threaded joints :
en
- US1971698A - Earth working machine :
en
- USD93187S - Design for a plate or similar :
en
- CA344284A - Batter dispenser :
en
fr
- SU38250A1 - Method for making leather goods from gastric film :
en
ru
- US1971925A - Method for heating :
en
- US1971373A - Oscillating electric fan :
en
- AU1555333A - Improvements inthe treatment of bristles for toothbrushes andother brushes :
en
- CH171408A - Skis with protective edges. :
de
en
- CH171499A - With a wire wound into several cores. :
de
en
- CA344294A - Coin control mechanism :
en
fr
- CH171322A - Perforated bobbin case. :
de
en
- CA344266A - Container making apparatus :
en
fr
- CH171243A - Classifying grate. :
de
en
- US1971935A - Combination lock :
en
- PL20314B1 - The method of producing the basic aluminum salt of acetylsalicylic acid. :
en
pl
- SU38416A1 - Cardboard making machine, etc. :
en
ru
- SU38413A1 - Zatel knots for sewing machines :
en
ru
- CA344216A - Electric valve converting apparatus :
en
fr
- US1971425A - Portable conveying apparatus :
en
- SU38539A1 - Image Transfer Method :
en
ru
- US1971473A - Well drilling equipment for handling drill pipe and casing in high pressure wells :
en
- SU38584A1 - Method for removing salts from sugar syrup :
en
ru
- US1971896A - Sheet handling mechanism for printing presses :
en
- CH171411A - Climbing plate for skis and boots. :
de
en
- PL20348B1 - :
en
pl
- PL20291B1 - The method of making plywood. :
en
pl
- SU38289A1 - A method of maintaining a constant temperature for heating liquids, such as oil :
en
ru
- US1971488A - Hydrocarbon fuel burning system and apparatus :
en
- SU38158A1 - Automatic metal feeder for typesetting and casting and casting machines :
en
ru
- US1971581A - Striping attachment for knitting machines :
en
- CH171387A - Cardboard or Paper machine. :
de
en
- CH171414A - Materials for studying the game and solving bridge problems. :
en
fr
- CH171421A - Device on steel measuring tape holders for cleaning the tape. :
de
en
- CH171475A - Glow wire plug. :
de
en
- CH171549A - Preservation container for food etc. :
de
en
- CH171346A - Gas stove for baking strips of dough. :
de
en
- CH171368A - Process for the preparation of a disazo dye. :
de
en
- US1971810A - Electrical distribution system :
en
- CH171556A - Removable vehicle wheel. :
en
fr
- ES2832U - A bobbin for loom shuttles (Machine-translation by Google Translate, not legally binding) :
en
es
- GB415628A - Method of and means for making printing blocks, and printing blocks thus made :
en
- US1971360A - Casement window operator :
en
- DE601900C - Device for running in a cylinder inking unit in platen printing presses :
de
en
- DE602018C - Device for teaching driving on busy and unclear streets with motor vehicles :
de
en
- US1971647A - Cut-out machine :
en
- CH171481A - Winding for polyphase alternating current machines. :
de
en
- PL20200B1 - :
en
pl
- PL20287B1 - Sports shoes. :
en
pl
- GB415555A - Manufacture of condensation products capable of being moulded, and of moulded articles therefrom :
en
- PL20351B1 - A device for the catalytic treatment of organic and inorganic substances, especially materials containing carbon. :
en
pl
- US1971340A - Tow target releasing device :
en
- CA344166A - Apparatus for extracting oil from tar sands :
en
fr
- CH171453A - Drying oven for new buildings and damp rooms. :
de
en
- FR769479A - Umbrella stand perfected :
en
fr
- FR769617A - :
fr
- GB415662A - Improvements in and connected with aprons for dairy and like work :
en
- SU38251A1 - Method of enrichment with tanning agents and sterilization of tanning juices or tanning extracts :
en
ru
- PL20338B1 - A device for creating dotted color effects on fabrics. :
en
pl
- PL20365B1 - Porous ventilator, especially for ventilating fermenting liquids. :
en
pl
- SU38154A1 - Purification of Opium Alkaloid Solutions :
en
ru
- US1971390A - Soil treating cartridge :
en
- CH171430A - Portable timepiece. :
en
fr
- FR769585A - Advanced mechanism for automatic billiards :
en
fr
- FR769700A - Process for applying labels to bottles and the like, and machine for carrying out this process :
en
fr
- CH171435A - Process for the hot machining of metal goods containing magnesium. :
de
en
- DE602030C - Tracking gear, especially for stabilizing equipment on board ships :
de
en
- US1971381A - Tubing control head :
en
- US1971507A - Process for the conversion of resitoles and resites into oil-sol-uble products :
en
- US1971838A - Arc rectifier with controlling members :
en
- SU38114A1 - Semi-coking oven :
en
ru
- US1971457A - Optical system :
en
- US1971461A - Combing machine :
en
- US1971485A - Crusher for reconditioning sacked material :
en
- US1971574A - Off bearing delivery :
en
- FR769497A - Vertical automatic cutter :
en
fr
- GB415638A - Improved process for obtaining the pure germinal substance of seeds :
en
- DE601954C - Process for dyeing animal fibers :
de
en
- FR769675A - Bi-focal projector :
en
fr
- FR769503A - Improvements to mechanical feelers of automatic looms :
en
fr
- GB415497A - Improvements in or relating to selenium and like cells :
en
- DE602055C - Circular knitting machine with needle groups driven by separate control cams :
de
en
- ES135094A1 - Improvements in the facilities of radio communication lines. :
en
es
- DE601921C - Process for the production of rubber compounds :
de
en
- US1971578A - Hose coupling :
en
- PL20362B1 - A projection advertising device that gives the image of a clock face between the individual advertising images. :
en
pl
- SU38136A1 - Getting soda :
en
ru
- GB415510A - An article delivery receptacle for use outside doors and the like :
en
- US1971546A - Apparatus for expressing juice from fruit :
en
- FR769711A - Method and measuring instrument for measuring the power factor :
en
fr
- SU38153A1 - The method of extraction of antipyrine :
en
ru
- US1972049A - Method for the erection of aerial transmission lines :
en
- US1971707A - Container for milk bottles :
en
- US1971958A - Method of stabilizing automobiles while in motion :
en
- SU38393A1 - Internal combustion engine :
en
ru
- DK49175C - Grinding machine. :
da
en
- FR769792A - Coil arrangement :
en
fr
- GB415517A - Improvements in or relating to water tube boilers :
en
- GB415742A - Improved manufacture of dyestuff pastes :
en
- PL20317B1 - Automatic coupling for vehicles on rails. :
en
pl
- SU38100A1 - Fabric washer :
en
ru
- CH171497A - Automatic overcurrent switch with a cartridge as a control device for triggering the switch. :
de
en
- CH171332A - Brassiere. :
de
en
- BE402503A - :
en
- US1971442A - Phonographic apparatus :
en
- US1971449A - Gas burner :
en
- FR769779A - Apparatus for the delivery of a fluid or semi-fluid material and actuated by a compressible fluid under pressure :
en
fr
- GB415683A - Improvements in or relating to rear wheel mountings for cycles :
en
- FR769454A - Method and apparatus for space heating :
en
fr
- GB415500A - Improvements in folding supports for fishing rods :
en
- PL20366B1 - A method of producing sleeping pills. :
en
pl
- SU38137A1 - The method of obtaining aluminum alum :
en
ru
- US1971729A - Mixed oil gas and water gas production :
en
- US1971966A - Process of manufacturing positive sensitized paper :
en
- PL20343B1 - Aircraft targeting device. :
en
pl
- SU38493A1 - Free anchoring for hours :
en
ru
- US1971676A - Shackle shock absorber for automobiles :
en
- US1971844A - Swimming device :
en
- FR769674A - Process for photographic recording of sounds :
en
fr
- GB415610A - Improvements relating to firing horns for submarine mines :
en
- SU38495A1 - Booster :
en
ru
- US1971484A - Tape applying machine :
en
- DK49184C - High frequency amplifier coupling. :
da
en
- FR769606A - Improvements made to transparent parts separating environments in which different temperatures reign, respectively, in particular to those contained in gas masks :
en
fr
- FR769660A - Grid for combustion engine intake piping :
en
fr
- DE602037C - Driving switch with which the crank can be automatically decoupled from the shift drum, especially for electric railways :
de
en
- US1971559A - Liquid meter :
en
- CA344187A - Air screw auto sled :
en
fr
- SU38367A1 - Unit for tillage and seeding with cable traction :
en
ru
- PL20263B1 - Auxiliary device for learning accounting. :
en
pl
- US1971654A - Wall covering :
en
- US1971878A - Automatic weight recording device :
en
- US1972005A - Aircraft :
en
- CH171399A - Auxiliary equipment for accounting purposes. :
de
en
- ES135061A3 - Staggered gear drive device for direct electrical control on machines of all kinds. :
en
es
- FR769474A - Phonographic record apparatus :
en
fr
- ES2823U - A device that facilitates the placement of the rimels in the eyelashes and the arching or curvature of the same (Machine-translation by Google Translate, not legally binding) :
en
es
- SU38182A1 - Automatic coupling :
en
ru
- SU38188A1 - End valve air brake air pipe :
en
ru
- SU38089A1 - The method of purification of wood hydrolysis products :
en
ru
- SU38183A1 - Arrangement for uncoupling an automatic coupler from an engine :
en
ru
- US1971586A - Arc quencher :
en
- US1971616A - Brake :
en
- US1971913A - Combustion chamber for internal combustion engines :
en
- DE601820C - Device for separating solid, dry substances from gases :
de
en
- SU38378A1 - Transmission device to the cutting unit in the cleaning machines :
en
ru
- AU1394133A - Improvements in or relating to modulated carrier wave transmitters :
en
- CA344298A - Chemical pulp or cellulose :
en
fr
- US1971594A - Brake :
en
- US1971459A - Automatic drain valve :
en
- US1971877A - Hub shell construction for vehicle wheels :
en
- US1971768A - Truck bolster :
en
- SU38213A1 - Electrical conductor :
en
ru
- SU38325A1 - The method of obtaining hard alloys :
en
ru
- US1972026A - Valve bag filler :
en
- CA344242A - Railway signalling system :
en
fr
- PL20217B1 - Lever device for Siemens control and measuring apparatus. :
en
pl
- SU38351A1 - Fracture Testing Machine :
en
ru
- US1971550A - Internal combustion engine :
en
- US1971857A - Draft-eliminating device for motor :
en
- US1971977A - Cabin :
en
- CH171522A - Shoe insert. :
de
en
- CA344201A - Journal box cover :
en
fr
- US1971585A - Electric lighter :
en
- GB415704A - Improvements relating to electric generator units for internal combustion engines :
en
- AU1356133A - Improvements in and relating to electrical condensers :
en
- ES135093A1 - Improvements introduced in rotary motors pumps and analogues :
en
es
- FR43782E - Improvements to devices for suspending and moving curtains or doors :
en
fr
- US1971603A - Weather strip :
en
- DE602028C - Device for wringing out fire hoses :
de
en
- ES134640A1 - Improvements in the manufacture of electric incandescent lamps, full of gas or rarefied atmosphere. :
en
es
- FR769593A - Yarns imitating wool :
en
fr
- GB415614A - Necktie support :
en
- GB415737A - Improvements relating to mercury and other conducting liquid electric switches :
en
- PL20259B1 - A method of producing compounds of nitrogen with oxygen, in particular high-percentage nitric acid, by catalytic combustion of ammonia in oxygen or oxygen-rich gases. :
en
pl
- CH171248A - Glasshouse. :
de
en
- GB415613A - Improvements in or relating to devices comprising at least one electric discharge lamp :
en
- US1972035A - Smoothing iron :
en
- DK49173C - Rotary machine. :
da
en
- CA344161A - Flush valve :
en
fr
- CH171464A - Hinged lid. :
de
en
- CH171558A - Driving car with steam generator and condensation device. :
de
en
- CA344278A - Heat conversion system :
en
fr
- CH171547A - Support frame for loads, such as rucksacks and the like. :
de
en
- PL20333B1 - :
en
pl
- CA344171A - Carbureter :
en
fr
- SU38470A1 - Water float skis :
en
ru
- GB415463A - A new or improved device for use in connection with playing games :
en
- CH171422A - Device for determining the direction and the speed of moving bodies. :
de
en
- DE562891C - Process for the multi-stage electrical cleaning of dry gases :
de
en
- FR769544A - Explosion-proof enclosure with three-pole switch :
en
fr
- GB415586A - Savings calendar :
en
- PL20191B1 - Telephone device. :
en
pl
- ES2831U - A coffee roaster (Machine-translation by Google Translate, not legally binding) :
en
es
- FR43760E - Single-phase induction motor with short-circuited armature and auxiliary starting phase with capacitor :
en
fr
- FR769728A - Method of manufacturing hydrocarbon mortars :
en
fr
- CA344208A - Electric power converting apparatus :
en
fr
- CH171443A - Machine tool for threading revolution bodies with a convex surface. :
en
fr
- BE404498A - Direct color photography process :
en
fr
- PL20345B1 - Writing device for learning Morse code. :
en
pl
- GB415715A - The manufacture of therapeutic media :
en
- CH171455A - Process for obtaining multicolored patterns on the surface of objects made of aluminum or aluminum alloys and object obtained by this process. :
en
fr
- DE602056C - Process for degreasing and increasing the mattability of animal fibers :
de
en
- US1971471A - Chair seat :
en
- US1971655A - Motor vehicle safety brake :
en
- GB415676A - Improvements in or relating to electrodes for use in apparatus for the electrical precipitation of suspended particles from gaseous fluids :
en
- AU1423033A - Improved hat :
en
- US1971962A - Sheet feeding device :
en
- US1972002A - Packer head :
en
- CH171302A - Container fitted with a filling, emptying and checking device. :
en
fr
- DK49198C - Bag-shaped Net. :
da
en
- SU38125A1 - Furnace for producing cyanide compounds :
en
ru
- SU38422A1 - Continuous Film Film Projector and Optical Alignment :
en
ru
- CH171495A - Resonance spring drive for carrying out work processes. :
de
en
- CH171257A - Process for the execution of a road surface and machine for the implementation of this process. :
en
fr
- SU38222A1 - Device for selective maximum protection of radial networks :
en
ru
- SU38543A1 - Device for wireless telegraphy :
en
ru
- US1972014A - Spring assembly for vehicle chassis :
en
- US1972046A - Milk bottle dispenser :
en
- US1971607A - Packaging for hosiery :
en
- CH171462A - Drive device for motor-controlled shut-off devices. :
de
en
- CH171525A - Bandage material. :
de
en
- AU1711734A - Improved press for tennis racquets and the like :
en
- CA344181A - Chain lock :
en
fr
- AU1396633A - Improvements in or relating toa method for providing golfballs witha hardened surface finish :
en
- CA344258A - Metal processing method :
en
fr
- FR769772A - :
fr
- GB415562A - Improvements in or relating to signs and supporting means therefor :
en
- PL20371B1 - The method of making bread. :
en
pl
- US1971783A - Folding lawn chair :
en
- US1972011A - Process for manufacturing carbon papers :
en
- CH171601A - Device for the simultaneous testing of roadways and wheels running on them. :
de
en
- US1971579A - Brake shoe :
en
- GB415661A - Improvements in closures for the charging and discharging openings of containers, storage chambers and the like :
en
- BE404338A - :
en
fr
- CA344290A - Telegraph exchange system :
en
fr
- CH171595A - Process for the preparation of a chromium-containing azo dye. :
de
en
- DK49191C - Machine for applying an adhesive to footwear bottoms. :
da
en
- FR769770A - Improvements to rectometers :
en
fr
- DE598112C - Mouthpiece made by impregnation :
de
en
- DE601943C - Completion for the cartridge ejection opening of firearms :
de
en
- ES135098A1 - Procedure for the sterilization by electric means of liquids, especially milk. :
en
es
- PL20303B1 - and for brittleness aa hot at a blue coating temperature. :
en
pl
- AU1711334A - Improvements in amusement railways orthe like :
en
- GB415673A - Improvements in foot adjuster and exerciser :
en
- CA344170A - Vehicle suspension :
en
fr
- CH171267A - Process for preparing a cement. :
en
fr
- CH171375A - Process for the production of asphalt solutions. :
de
en
- SU38064A1 - The method of producing aluminate liquor :
en
ru
- US1971393A - Bromine substituted allylester of 2-phenylquinoline-4-carboxylic acid :
en
- US1971789A - Paper coating machine :
en
- GB415496A - Improvements in apparatus for removing moisture from, and rolling, turfed and other surfaces :
en
- SU38273A1 - Modification of the drive molding mechanisms in glass-blowing machines of conveyor type :
en
ru
- US1971560A - Candy and holder therefor :
en
- FR769775A - Self-priming centrifugal pump :
en
fr
- GB415489A - Improvements in refrigerator cabinets :
en
- FR769529A - Inlet regulator for steam heating systems :
en
fr
- DE601793C - Installation on wire braiding machines :
de
en
- FR769531A - Photographic printer-enlarger :
en
fr
- US1972032A - Process for making neutral sodium pyrophosphate :
en
- CH171388A - Accounting institution owning accounting records. :
de
en
- FR769510A - Process for using the heat of roasting gases which are formed during roasting of iron pyrite at high temperature :
en
fr
- FR769621A - Advanced knife :
en
fr
- PL20368B3 - Devices for gearing brake disks. :
en
pl
- US1971879A - Ice cube tray :
en
- DE602117C - Erecting, extending and rotating fire brigade ladder made of metal :
de
en
- CH171260A - Hot water heating. :
de
en
- GB415759A - Improvements in or relating to apparatus for operating upon sheet material :
en
- DE602098C - Menstrual tampon :
de
en
- DE602134C - Process for the production of copper oxide ammonia cellulose solutions to be processed on artificial structures, in particular films and threads :
de
en
- DE602135C - Intra-uterine pessary :
de
en
- FR769681A - Device for connecting conductors for bipolar glow plugs :
en
fr
- FR769740A - Method for wireless transmission of television images :
en
fr
- GB415677A - Improvements in and relating to dry gasometers :
en
- US1972056A - Adjustable lighting fixture :
en
- FR43780E - Cable machine for double-bet telephone quads and star quads, with full element twist :
en
fr
- FR769583A - Radio transmission and reception antenna :
en
fr
- FR769687A - Method and apparatus for laying, at any point of an overhead line, an outlet for electric traction of a section insulator, etc. :
en
fr
- CA10439S - Vehicle wheel :
en
- CH171262A - Wall-mounted gas bath heater. :
de
en
- PL20253B3 - 0frc; 'v o. o. Plastic explosive mass. :
en
pl
- US1971610A - Recording hydrometer :
en
- US1971633A - Product therefrom :
en
- US1971644A - Needle case with windows :
en
- GB415669A - Improvements in road traffic control signal apparatus :
en
- GB415740A - Improvements in and relating to the treatment of diaphragm leathers for gas meters and like apparatus having leather diaphragms :
en
- GB415593A - Improvements in and relating to submarine barriers :
en
- SU38409A1 - Mandrel for installing sheets in the manufacture of hollow products by welding :
en
ru
- GB415520A - Improvements in surface extensometers :
en
- DE602035C - Impeller blading for steam or gas turbines :
de
en
- CH171468A - Oscillating piston liquid pump with compressed air motor. :
de
en
- DE602005C - Remote switch, the switching arm of which is turned over by an electromagnetically controlled switch tongue :
de
en
- US1971759A - Flatiron :
en
- PL20363B1 - Round for smooth-barreled guns. :
en
pl
- USRE19294E - Brake shoe :
en
- SU38068A1 - Adaptation for hot briquetting of metal chips :
en
ru
- AU1387433A - Variable coupling inductance for radio receivers :
en
- FR769741A - Full rotation crane :
en
fr
- US1971979A - Washing and drying machine :
en
- SU38150A1 - The method of obtaining meochloracridine :
en
ru
- USD93173S - Design fob a shoe :
en
- SU38503A1 - Device for wiring and flexing forcopic clips in a cold state :
en
ru
- ES135115A1 - Improvements in flying machines or wing aircraft or free rotating paddles. :
en
es
- FR769676A - Processes and apparatus for the generation of combustible gas mixtures :
en
fr
- GB415571A - Improvements relating to method of and apparatus for forming bunch charges for cigar machines :
en
- GB415625A - Improvements in and relating to a safety key for locks with tumblers :
en
- SU38483A1 - Device for applying glue to the tabs of packages in packaging machines :
en
ru
- FR769768A - Adjustable fin fan :
en
fr
- GB415509A - Apparatus for separating granular material :
en
- GB415547A - Improvements in and relating to systems of electric motor control :
en
- GB415751A - Improvements in electrical condensers :
en
- DK49176C - Device by Telephone Network, by which several Subscribers can simultaneously hear over one and the same Cable. :
da
en
- SU38206A1 - Method of generating electrical oscillations :
en
ru
- SU38437A1 - Device for strengthening the removable oil filter and crankcase C.3.T. and other similar engines :
en
ru
- US1971724A - Fishing reel :
en
- US1971959A - Equalizing and shock-absorbing means for vehicles :
en
- CA344172A - Brake :
en
fr
- SU38167A1 - Method of producing fertilizer :
en
ru
- US1971840A - Electric power translating system :
en
- US1971423A - Vacuum gauge :
en
- ES135101A1 - Safety mechanism for elevators, hoists and other lifting devices. :
en
es
- US1971434A - Attachment for lens mounts :
en
- US1971568A - Ink ribbon feed and reversing mechanism :
en
- GB415727A - Improvements in electric starting devices for internal combustion engines :
en
- FR769880A - :
fr
- GB415504A - Improvements relating to the reception of high frequency oscillators :
en
- GB415537A - Improvements in wagon-tipping apparatus fitted with weighing-apparatus :
en
- USD93177S - Design for a glass tumbler or :
en
- SU38072A1 - Clamping closure for glass containers :
en
ru
- SU38189A1 - Head for the sleeves of the intercarriage connection of the main air duct :
en
ru
- FR769698A - Chalk holder for billiards and other applications :
en
fr
- US1971530A - Valve grinding tool :
en
- FR769778A - Device for feeding a solid fuel furnace, with automatic grid loading :
en
fr
- ES2827U - Metallic button for shirts and other suitable uses. (Machine-translation by Google Translate, not legally binding) :
en
es
- US1971331A - Building reconstruction :
en
- USD93191S - Design fob a roof ob similar article :
en
- US1972043A - Dump vehicle with actuated doors :
en
- GB415706A - Improvements in systems for giving audible indications to telephone subscribers :
en
- CA344287A - Jar or bottle closure :
en
fr
- SU38366A1 - Propashnik with controlled drawbar :
en
ru
- US1971690A - Method of distiling tar and apparatus therefor :
en
- US1971438A - Universal adapter :
en
- US1971867A - Razor sharpening device :
en
- US1971943A - Gaseous electric discharge lamp :
en
- CH171561A - Device for the resilient suspension of the shaft of central buffer couplings. :
de
en
- CH171347A - Machine for mixing and kneading dough-like products. :
de
en
- CH171362A - Process for the preparation of a mixture of high molecular weight sulfur-oxygen compounds. :
de
en
- US1971326A - Broiler :
en
- US1971455A - Changeable exhibitor :
en
- US1971582A - Tire grooving machine :
en
- CA344247A - Cellulose material bleaching method :
en
fr
- CA344277A - Cylindrical body securing means :
en
fr
- US1971754A - Manufacture of sodium sulphate :
en
- US1972065A - Muffler :
en
- CA344189A - Automobile headlight :
en
fr
- US1971336A - Draft control device for solid or fluid burning furnaces :
en
- AU1397333A - Improvements in or relating to shock absorbers :
en
- SU38541A1 - Power of a push-pull cathode amplifier :
en
ru
- SU38568A1 - The method of obtaining photosensitive layers using diazoanhydrides :
en
ru
- CA344192A - Drafting instrument :
en
fr
- CA344261A - Lithium and silicon composition :
en
fr
- CH171578A - Web shooter shot carrier. :
de
en
- US1971731A - Automatic cut-off :
en
- DE601945C - Firing pin safety for self-loading weapons with weight lock :
de
en
- FR769759A - Flail with sliders for romans, scales and the like of all kinds :
en
fr
- CH171444A - Guillotine shears. :
de
en
- FR769649A - Pneumatic forceps device :
en
fr
- US1971372A - Television apparatus :
en
- US1971964A - Method of recovering ammonium sulphate and sulphur from gases containing ammonia andsulphuretted hydrogen :
en
- FR769463A - Automatic switch for heaters :
en
fr
- FR769483A - Improvements to mines for writing, drawing, painting or the like and to their manufacturing processes :
en
fr
- GB415580A - An improved small synchronous motor :
en
- CA344238A - Hydrocarbon pyrogenic conversion :
en
fr
- US1971761A - Protection of metals :
en
- SU38485A1 - Device for cleaning plates plate conveyor :
en
ru
- US1971410A - Apparatus for projecting multicolor pictures on lenticular films :
en
- US1971937A - Power press :
en
- SU38343A1 - Instrument for measuring the reflection, transmission and absorption coefficients of flat plates in diffuse light :
en
ru
- USD93193S - Design for a bottle or similar :
en
- DE601967C - Device for monitoring the operating times of machines and apparatus :
de
en
- SU38220A1 - Device for controlling distance receivers of electrical energy :
en
ru
- SU38457A1 - Single-loop alarm device :
en
ru
- PL20377B1 - Ceiling block. :
en
pl
- SU38444A1 - Vessel :
en
ru
- US1971645A - Engine and propeller arrangement chiefly adapted for aeroplanes and like aircraft :
en
- DE601849C - Aircraft with vertically and horizontally pivotable motors and propellers :
de
en
- SU38225A1 - Device for automatic control of current in direct current circuits :
en
ru
- SU38280A1 - Table for cutting sheet glass :
en
ru
- US1972022A - Milling tool :
en
- CA10434S - Vehicle tyre tread :
en
- US1972048A - Book cover :
en
- DE601937C - Process for producing drinking tubes from paper :
de
en
- CH171394A - Device for selecting the printing plates to be printed in address printing machines. :
de
en
- CH171570A - Contact wire holder for contact lines for electric railways. :
de
en
- DE602015C - Articulator :
de
en
- DE602157C - Book-shaped film folder :
de
en
- CA344227A - High voltage relay :
en
fr
- CH171478A - Control device. :
de
en
- CA344259A - Metal and alloy production :
en
fr
- CH171312A - Spooling machine with stationary spooling units and a device for attaching the full pay-off spools fed by a conveyor. :
de
en
- PL20211B1 - A method of producing protection against azo dyes. :
en
pl
- US1971883A - Vending machine :
en
- US1971932A - Shingle :
en
- CH171446A - Pressure device on surface planing machines. :
de
en
- CH171311A - Pressure cylinder for textile fiber stretching mechanism. :
en
fr
- DE601959C - Process for the treatment of iron baths to be further processed by the Thomas process :
de
en
- FR769562A - Retainer for spare toilet articles :
en
fr
- CA344186A - Thread, fibre, ribbon or sheet manufacture :
en
fr
- CH171517A - Gas-filled electric incandescent lamp with a tubular glass bulb. :
de
en
- DE601995C - Process for the preparation of complex antimony compounds :
de
en
- SU38403A1 - A device for stripping the ends of tubes and radiator slats before soldering :
en
ru
- BE404004A - Improvements to coin changer-pay machines :
en
fr
- AU1461133A - Improved tooth for use inthe concave and drum of grain threshers :
en
- SU38434A1 - Track Link :
en
ru
- CH171283A - Support rail for window decorations. :
de
en
- SU38322A1 - The method of preparation of plastics from lignin :
en
ru
- US1971511A - Differential hoist :
en
- DE602025C - Electric flashlight, especially for photographic purposes :
de
en
- ES135121A1 - Improvements in the mechanisms of great stretching for textile fibers. :
en
es
- FR769469A - Letter opener tape :
en
fr
- SU38254A1 - Feeder to decorticator for bast plants :
en
ru
- US1971842A - Heat transfer device :
en
- SU38426A1 - Hydraulic ram :
en
ru
- US1971601A - Pumping and distributing mechanism :
en
- CA344231A - Dry cleaning apparatus :
en
fr
- CH171441A - Process for the production of bandaged high-pressure pipes. :
de
en
- CH171503A - Variable capacitor. :
de
en
- CH171290A - Stool with rotating seat. :
en
fr
- BE404387A - Optical system allowing the production of concentrated and delimited beams, monochrome or polychrome :
en
fr
- CA344209A - Copper alloy :
en
fr
- DE601864C - Compressed air braking device :
de
en
- GB415726A - Improvements in starting devices for internal combustion engines :
en
- US1971970A - Automatic control for electrical appliances :
en
- CA344292A - Game apparatus :
en
fr
- DE601889C - Device for cutting edibles into slices :
de
en
- CA344190A - Amusement device :
en
fr
- US1971508A - Collection indicator :
en
- PL20331B1 - Device for mechanical de-hair removal. :
en
pl
- SU38134A1 - The method of obtaining crystals of boron arbide :
en
ru
- SU38274A1 - Glass tube extruder :
en
ru
- SU38472A1 - Lifting ladder for theatrical scene :
en
ru
- US1971868A - Machine for wrapping cigarette packets or similar articles :
en
- CH171383A - Process for the purification of sewage and other residual liquids. :
en
fr
- SU38073A1 - Device for automatically feeding a drilling tool to a bottom hole :
en
ru
- SU38203A1 - Mounting method of piezoelectric plates varying in thickness :
en
ru
- SU38546A1 - A device for switching branches in a transformer :
en
ru
- US1971521A - Signaling device :
en
- US1971649A - Method for sealing apertures :
en
- CH171498A - Device for converting alternating currents with a given number of periods and phases into alternating currents with a different number of periods and phases. :
de
en
- SU38126A1 - Apparatus for producing phosphoric acid by the interaction :
en
ru
- SU38315A1 - Tacking machine for roller shoes using rotary rollers :
en
ru
- US1972015A - Push button elevator control system :
en
- US1972058A - Tile fastening clip :
en
- BE404117A - :
en
- SU38340A1 - Instrument for determining the amount and composition of light penetrating water at different depths :
en
ru
- PL20246B3 - A method of producing anti-moth preparations. :
en
pl
- SU38122A1 - The method of clarification of sulphate extracts from baked clay :
en
ru
- US1971872A - Combined inductance coil and switch :
en
- SU38476A1 - Lime Slaking Machine :
en
ru
- US1971720A - Rectifier control system :
en
- CH171465A - Car jack. :
de
en
- DE601980C - Device for slicing, in particular canned food :
de
en
- CH171493A - Installation time switch with pneumatic relay. :
de
en
- US1971882A - Gas supply control system :
en
- FR769769A - Differential expansion valve :
en
fr
- GB415639A - Apparatus for de-greasing and cleaning articles of metal by means of a volatile solvent :
en
- CA344246A - Rubber coated fabric sheet making process :
en
fr
- CA344220A - Electric valve converting apparatus :
en
fr
- GB415711A - Improvements relating to x-ray tubes :
en
- DK49188C - Automobile by which the Engine Unit is located in the Rear Part of the Chassis. :
da
en
- CH171264A - Building board. :
de
en
- CH171535A - Receiving device for modulated vibrations. :
de
en
- CH171385A - Process for obtaining, by electrolysis, chromium deposits. :
en
fr
- CH171459A - Flange connection, in particular for hollow bodies, which contain a high temperature pressure medium. :
de
en
- US1972036A - 1-phenyl-2,3-dimethyl-4-alkyl-5-pyrazolones :
en
- AU1398633A - Improved water closet cistern outlet valve operating mechanism :
en
- SU38398A1 - Heat insulation for steam locomotives :
en
ru
- US1971760A - Process for the manufacture of cup grease :
en
- SU38078A1 - Mittens :
en
ru
- SU38261A1 - A method of manufacturing an overcast earth :
en
ru
- USD93176S - Design for a corsage pin :
en
- PL20312B3 - Process for the production of insoluble azo dyes on fibers. :
en
pl
- SU38127A1 - The method of producing catalyst from aluminum :
en
ru
- SU38323A1 - A method of manufacturing pressing powders :
en
ru
- SU38502A1 - Pneumatic hammer :
en
ru
- US1971604A - Wheel :
en
- CH171340A - Process for the production of sliders for zip fasteners. :
de
en
- SU38146A1 - Acetaldehyde Continuous Oxidation Apparatus :
en
ru
- SU38491A1 - Centrifugal bulk materials spreader :
en
ru
- US1971436A - Compound of the polyarylmethyl series and the process for preparing the same :
en
- US1972053A - Heating furnace and method of operating the same :
en
- CH171460A - Poetry. :
de
en
- DE601944C - Device for stabilizing target devices, guns or the like on ships :
de
en
- FR769482A - Electromagnetic valve, without cable gland, for all low pressure fluids :
en
fr
- GB415650A - Apparatus for the manufacture of textile fabrics :
en
- DE601754C - Curtain loom :
de
en
- FR769588A - Bonding process :
en
fr
- US1971807A - Batch weighing apparatus :
en
- US1971993A - Broom hanger :
en
- CA344262A - Mechanical ore reduction :
en
fr
- CH171300A - Mixing and beating machine. :
de
en
- CA344254A - Metal and alloy production :
en
fr
- US1971750A - Grease and its manufacture :
en
- CH171348A - Device for pouring liquid dough. :
de
en
- CH171508A - Discharge tube with an oxide cathode. :
de
en
- CH171285A - Shelf. :
en
fr
- US1971803A - Control of electric motors :
en
- US1971700A - Method of forming ornamental relief figures :
en
- US1971775A - Vacuum condensation pump :
en
- CH171488A - Cable branch clamp. :
de
en
- CH171504A - Arrangement for amplifying weak electrical pulses by means of a grid-controlled gas or vapor discharge tube, in particular for the purpose of counting the pulses. :
de
en
- CH171359A - Process for the production of a cleaning, washing, emulsifying, dispersing and softening agent. :
de
en
- CA344162A - Breakwater :
en
fr
- CH171330A - Process for the production of artificial leather and oilcloth. :
en
fr
- CH171566A - Electrical signaling device for level crossings. :
de
en
- CH171265A - Quick-setting cement mix and method for making same. :
de
en
- CH171448A - Folding machine, in particular for producing a seam on leather. :
de
en
- SU38582A1 - A method of manufacturing a powdered substance with bituminous additives :
en
ru
- US1971715A - Automatic cathead :
en
- US1971984A - Web feeding, tensioning, and form aligning apparatus :
en
- SU38149A1 - The method of obtaining tetrimethylthiuram disulfide :
en
ru
- SU38262A1 - A device for treating a fracture of the phalanges and the flesh of the hand :
en
ru
- US1971740A - Rebound check for engine starters :
en
- CH171304A - Toothbrush. :
en
fr
- BE404085A - :
en
- CH171440A - Welding converter with a multi-phase motor and a direct current generator. :
de
en
- ES135114A1 - A procedure to coat constructions and other objects with an imitation of marble and other natural stones of various types and colors. :
en
es
- CH171539A - Circuit arrangement for receiving high-frequency oscillations with automatic gain control. :
de
en
- CH171565A - Spring tongue switch for grooved rails. :
de
en
- PL20234B1 - Method and device for driving combustion chambers, especially combustion chambers of combustion turbines. :
en
pl
- SU38214A1 - Bracket for pin insulators :
en
ru
- US1971987A - Liquid agitating means :
en
- US1972006A - Paper cup :
en
- CH171550A - Collapsible container. :
en
fr
- CA344219A - Electric valve converting apparatus :
en
fr
- CH171319A - Guide and transport device on shoe machines for attaching the frame to the upper and insole of footwear. :
de
en
- CH171287A - Accessory for drinking vessels. :
de
en
- CH171437A - Covered welding rod. :
de
en
- CH171323A - Installation for fabric finishing. :
en
fr
- BE404241A - :
en
fr
- US1971348A - Track for tracklaying vehicles :
en
- CH171492A - Device for switching switches on and off with the help of an on and off spring. :
de
en
- CH171247A - Greenhouse plant. :
de
en
- PL20369B1 - Method of preparing fungicidal insulation. :
en
pl
- SU38258A1 - Psychotechnical Testing Device :
en
ru
- PL20306B1 - Spray burner. :
en
pl
- US1971330A - Pump intake mechanism :
en
- US1971665A - Clutch plate :
en
- US1971886A - Process of making cake and the resulting product :
en
- CA344256A - Metal and alloy production :
en
fr
- CH171511A - Lighting device consisting of at least one light source and a background in front of which the objects to be illuminated are placed. :
en
fr
- CA344218A - Translating circuit :
en
fr
- FR769685A - A method and apparatus for making strand fibers using continuous filaments :
en
fr
- GB415506A - Improvements in or relating to lamp holders for electric lamps of tubular form :
en
- SU38397A1 - Variable reversing clamped :
en
ru
- US1971497A - Ignition interference suppression :
en
- US1972037A - Single pedal starter and accelerator control :
en
- CH171358A - Process for the manufacture of ethyl alcohol. :
en
fr
- CH171407A - Anti-slip strips of skin or the like for skis. :
de
en
- CH171400A - Tricolor camera. :
de
en
- CH171263A - Process for the production of clad structures from synthetic material. :
de
en
- FR43757E - Instant Ignition Hydrocarbon Steam Stove :
en
fr
- FR769720A - Die-forging of profiled parts with internal recesses, by a new manufacturing process :
en
fr
- GB415656A - Improved processes for preserving roasted or roasted and ground coffee :
en
- CA344223A - Thermionic cathode :
en
fr
- CH171268A - Heat protection plate. :
de
en
- CH171491A - Fire chamber for high-performance alternating current switches. :
de
en
- CH171555A - Display device for motor vehicles. :
de
en
- CA344282A - Deconcentrator :
en
fr
- SU38094A1 - Adaptation to punching presses for alternately putting several punches into operation :
en
ru
- US1971591A - Aileron :
en
- CA344229A - Furnace wall :
en
fr
- PL20305B1 - An alloy for the production of tools and working devices and the method of its preparation. :
en
pl
- PL20199B1 - Swivel bed. :
en
pl
- SU38468A1 - A device for charging store boxes for removable machines with empty reels :
en
ru
- DE601969C - Compressed gas generator with internal combustion and freely movable piston :
de
en
- CA10441S - Vehicle wheel :
en
- FR769534A - Vehicle refinements :
en
fr
- PL20235B1 - A device for fastening the devices securing the axle pin in lubricants, especially vehicles on rails. :
en
pl
- PL20264B1 - Priority: n Compass with a magnet needle, impacted by the liquid. :
en
pl
- PL20282B1 - Impact tool. Patent dependent on patent No. 14212. :
en
pl
- US1971564A - Process of manufacturing sulphite pulp :
en
- CA344243A - Battery charging system :
en
fr
- SU38586A1 - The method of electrolytic deposition of chromium on metals :
en
ru
- USD93167S - Design for a wheel :
en
- SU38521A1 - Wire bending device :
en
ru
- US1971780A - Rug cushion :
en
- US1971924A - Mercury contact device :
en
- DE601890C - Floor and wall covering compound made of plaster of paris :
de
en
- DE601952C - Pipe roller with a bucket device attached to the roller cage for the pipe end :
de
en
- CA344295A - Milk cooling apparatus :
en
fr
- GB415469A - Improvements in or relating to mercury arc rectifiers :
en
- GB415485A - Improvements relating to cast iron :
en
- DE602136C - Hand tool for forming nozzles on glass bottles :
de
en
- GB415600A - Improved seed-drill or cultivating apparatus :
en
- GB415655A - Improvements in or relating to bung hole bushes for iron drums :
en
- GB415550A - An improved device for facilitating the removal of cigarettes or other articles from cases or cartons :
en
- DE602077C - Spring-loaded bicycle handlebar :
de
en
- US1971806A - Liquid-level indicator :
en
- FR769502A - Circular knitting loom :
en
fr
- FR769551A - Device for melting asphalt, bitumen, etc. from inside barrels or other containers :
en
fr
- GB415583A - Improvements in or relating to gear lapping machines :
en
- GB415679A - Improvements in or relating to arrangements for automatically feeding the sheets to the stitching position in book stitching machines :
en
- GB415741A - Improvements in electrical starting devices for internal combustion engines :
en
- CH171458A - Flange connection, in particular for hollow bodies, which contain a high temperature pressure medium. :
de
en
- GB415572A - Improvements in hydraulic power transmission mechanism :
en
- US1971516A - Length gauge and marker for dresses :
en
- SU38469A1 - Empty reel box recharger :
en
ru
- US1971549A - Bandit alarm :
en
- USD93178S - Design fob a glass ttjmbleb :
en
- SU38549A1 - Carbon cleavage device by electric spark :
en
ru
- ES135138A1 - Improvements in the construction of trunks. :
en
es
- AU1397933A - Improved coin testing and sorting machine :
en
- PL20300B1 - The method of obtaining quinoline derivatives. :
en
pl
- US1971997A - Composition for and method of producing air-foam for fire extinguishing purposes :
en
- SU38195A1 - Contact attachment to a mechanical rail pedal :
en
ru
- SU38269A1 - Glass melting bath :
en
ru
- BE404433A - :
en
fr
- CH171279A - Machine for chopping vegetables, fruits and potatoes. :
de
en
- DE602048C - Process for operating vertical chamber furnaces in which a gas with a high calorific value is generated :
de
en
- DE594923C - Adhesive plaster strips :
de
en
- DE602023C - Method of making horseshoe star studs :
de
en
- DE602093C - Water-cooled slide rail for heat furnaces :
de
en
- DE602122C - Vibrating grate :
de
en
- SU38284A1 - Inclined Cage Lift :
en
ru
- US1971661A - Signaling and advertising device :
en
- USRE19298E - Filter :
en
- DE601997C - Process for the preparation of oxyethylated (ª ‰, ª † -dioxypropyl) -aminobenzenes :
de
en
- SU38202A1 - The way to protect communication lines from the effects of power lines :
en
ru
- SU38229A1 - Electrical relay :
en
ru
- GB415519A - Improvements in, and in the manufacture of production of, luggagecarriers for attachment to cycles :
en
- PL20364B1 - Hand ironer. :
en
pl
- US1971794A - Towel holder :
en
- PL20261B1 - Filter mass for gas filters. :
en
pl
- CA344207A - Synchronous motor :
en
fr
- CH171363A - Process for the preparation of unsymmetrical thioureas. :
de
en
- DE601911C - Fixed device for bringing liquids and gases into contact, especially for cleaning separable gases :
de
en
- FR769760A - Automatic temperature regulator of railway vehicles :
en
fr
- CA344250A - Cereal food :
en
fr
- PL20323B1 - Klr ^ r i, 21 / OK Close the lid of cookware under pressure. :
en
pl
- SU38345A1 - Stereoscope :
en
ru
- US1971820A - Helicopter airscrew :
en
- PL20206B1 - A method of treating textiles and preparations for carrying out this method. :
en
pl
- DE602106C - Oscillating piston pump driven by compressed air :
de
en
- FR769601A - Device for dispensing sheets of paper more particularly applicable to machines for erasing sheets and envelopes :
en
fr
- FR769766A - Process for the preparation of monoazo dyes :
en
fr
- FR769789A - Device for heating the heaters for permanent waving of hair :
en
fr
- FR769607A - Revolving body with rotating pistons :
en
fr
- FR769501A - Cover for bicycle or motorcycle saddle :
en
fr
- GB415446A - Method of and means for stabilising the flow of gas in pipes connected to reciprocating piston machines :
en
- FR769640A - Advanced training in lifting jacks :
en
fr
- GB415488A - Refrigeration process and apparatus :
en
- FR769614A - Two-stroke diesel engine with equicurrent scanning :
en
fr
- FR769628A - Detector of combustible gases such as firedamp :
en
fr
- GB415719A - An improved process and apparatus for sheathing heavy current and light current electric cables with aluminium and its alloys :
en
- PL20251B1 - A hair conditioner after washing with alkaline substances. :
en
pl
- SU38305A1 - Method of bending rivets :
en
ru
- SU38509A1 - Beetroot grater :
en
ru
- US1971736A - Inhibitor for metal pickling baths :
en
- PL20292B3 - The method of making plywood. :
en
pl
- CA344285A - Typewriter :
en
fr
- DE601988C - Process for the production of synthetic welding or puddle steel :
de
en
- SU38496A1 - Shower shower :
en
ru
- SU38076A1 - Washing machine :
en
ru
- FR769506A - Hydraulic piston mechanism for controlling reciprocating carriages in machine tools and similar machines :
en
fr
- GB415606A - Improvements relating to knives :
en
- SU38242A1 - Knitting machine on round stocking machines with a toe cap :
en
ru
- US1971583A - Invalid walker :
en
- US1971335A - Apparatus for refining of raw materials :
en
- USD93175S - Design fob a building :
en
- USD93181S - Design fob a heater :
en
- BE404428A - :
en
fr
- CA344226A - Article sorting apparatus :
en
fr
- SU38117A1 - Peat forming machine :
en
ru
- FR769596A - Improvements in the manufacture of molded or otherwise shaped articles, such as sheets, tiles or pipes of cement, plaster, concrete or the like :
en
fr
- FR43797E - Improvements to remote control systems :
en
fr
- GB415518A - Improvements in and relating to apparatus for cutting white metal bearings :
en
- FR43766E - Hooded machine gun turret :
en
fr
- SU38234A1 - Device for the supply of current to the electrical heating resistance :
en
ru
- SU38331A1 - Electromagnetic compass :
en
ru
- SU38456A1 - Fire Alarm Device :
en
ru
- DE601915C - Pedestal :
de
en
- GB415687A - Transmission line network for radio receiving antenna :
en
- US1971969A - Granular material for gas purification and method of making the same :
en
- SU38479A1 - A method of manufacturing electrical resistances of metallized ceramic material :
en
ru
- PL20240B1 - Tether balloons. :
en
pl
- PL20297B1 - Stawidla for a reversible piston steam engine. :
en
pl
- SU38382A1 - Livestock mobility :
en
ru
- ES135122A1 - Apparatus for automatically distributing a limited amount of energy in electrical energy consuming installations. :
en
es
- DE602145C - Suspension lift with main rope and hoist rope :
de
en
- DE601903C - Cam switches, especially for control of locomotive transformers :
de
en
- SU38441A1 - Wheel with wood tires for crews :
en
ru
- ES135082A1 - A procedure to obtain fruits and vegetables products. :
en
es
- ES135143A1 - Improvements in the manufacture of tin cans, especially tin cans. :
en
es
- BE404447A - Production process of anti-halo layers and filter layers :
en
fr
- CH171320A - Mesh yarn body, particularly applicable to the manufacture of bras and hat forms, and method of establishing this body. :
en
fr
- CH171449A - Abrasive element and method of making the same. :
en
fr
- CH171546A - Advertising device for postal mailboxes. :
de
en
- CH171428A - Clock with two minute hands. :
de
en
- SU38219A1 - Device for controlling stationary servomotors from moving carts :
en
ru
- SU38293A1 - anchor bolt :
en
ru
- SU38528A1 - The method of obtaining nitro-para-hydroxyphenyl-arsic acid :
en
ru
- US1971710A - Process for making gas and tar :
en
- US1971723A - Method of securing automobile top coverings :
en
- GB415557A - Tea infuser :
en
- US1971793A - Electrical apparatus :
en
- SU38160A1 - Method for making offset zinc printing plates for gravure printing :
en
ru
- US1971938A - Motor driven cultivator :
en
- US1972040A - Oil still tube :
en
- USD93192S - Design fob a toy :
en
- SU38123A1 - Method of eliminating pricing in biochemical analyzes :
en
ru
- SU38375A1 - Tracks for wagons designed for water and land :
en
ru
- DE601750C - Suspended chain made of insulators with umbrellas inclined to the Kloeppel axis and twisted against each other :
de
en
- DE601994C - Dough sheeter :
de
en
- CH171433A - Refining process for impure copper. :
en
fr
- DE602075C - Device for turning, rolling up and plucking twisted, long-fiber material, especially for upholstery filling :
de
en
- ES135127A1 - Improvements in pilots or automatic government mechanisms for airplanes. :
en
es
- FR769724A - Improvements to water closets :
en
fr
- FR769734A - Toothbrush with reservoir :
en
fr
- DE601929C - Spark plug :
de
en
- DE602089C - Process for the preparation of neutral water-soluble complex salts of mercaptopyrimidines :
de
en
- GB415532A - Improvements in or relating to vacuum cleaning machines :
en
- GB415601A - Improvements in sealing wax substitutes :
en
- SU38184A1 - Track braking :
en
ru
- US1971460A - Method of treating meat :
en
- US1971628A - Straddle dial micrometer :
en
- SU38519A1 - Sheet Straightening Machine :
en
ru
- US1971624A - Surgical headrest :
en
- SU38205A1 - Quartz holder :
en
ru
- US1971705A - Electric light fixture :
en
- SU38363A1 - Training Model for Studying Crane Effort :
en
ru
- SU38576A1 - Visor to the window openings of closed crews :
en
ru
- US1972027A - Cot, cradle, and the like :
en
- DK49177C - Photographer. :
da
en
- FR769523A - Process for photographing sounds on tape or film by modulating a fixed light intensity :
en
fr
- US1971650A - Drilling and injecting apparatus :
en
- US1971876A - Razor blade sharpener :
en
- AU1298133A - Anti-friction bearing cage and method of manufacturing same :
en
- CA344177A - Tobacco pipe :
en
fr
- DE602044C - Drive device for motorized sewing machines :
de
en
- FR769611A - Product for the care of human skin and its method of application :
en
fr
- FR769695A - Improvements to tapered roller bearings :
en
fr
- ES135129A1 - A procedure for the construction of sound boxes for radiotelephone receivers. :
en
es
- FR769669A - Chainless mercerizing machine for dry mercerization :
en
fr
- PL20198B1 - Motorcycle trunk. :
en
pl
- US1971357A - Spring-controlling device :
en
- US1971930A - Purification of ether :
en
- PL20359B1 - A method of determining the temperature of a molten metal or metal alloy. :
en
pl
- SU38119A1 - Device for cutting frozen peat :
en
ru
- US1971575A - Sewing machine :
en
- USD93160S - Design for a shoe :
en
- CH171356A - Process for obtaining alumina from lime aluminate. :
en
fr
- FR769477A - Plate-shaped iron beam :
en
fr
- FR769796A - Device for guiding and controlling the parachutes of an elevator car, freight elevator, etc. :
en
fr
- GB415581A - Improvements in and connected with apparatus for cooling oils and other liquids :
en
- GB415725A - Improvements in miners' and like safety lamps :
en
- SU38313A1 - Stabbing machine for soles :
en
ru
- US1971377A - Safety parachute for aeroplanes :
en
- SU38197A1 - Device for communication between station and moving train :
en
ru
- SU38513A1 - Sealing device for pistons and dry gas tanks :
en
ru
- FR43776E - Automatic charging table for accumulator batteries :
en
fr
- FR769743A - Process for the production of artificial yarns and the like :
en
fr
- US1971464A - Method of making slider for interlocking fasteners :
en
- US1971908A - Outlet box :
en
- SU38442A1 - Gearbox :
en
ru
- CH171353A - Process and device for the continuous production of fine-grained precipitations. :
de
en
- DE602063C - Mattress with elastic straps :
de
en
- CH171350A - Process for the production of starch preparations which produce adhesives with cold water. :
de
en
- FR43775E - Portable pneumatic guillotine shear :
en
fr
- FR43772E - Improvements to devices for the remote transmission of indications from measuring devices :
en
fr
- USRE19288E - Method of treating fibrous :
en
- FR769573A - Improvements in the manufacture of spark plugs for internal combustion or combustion engines :
en
fr
- CH171450A - Razor blade for safety razors. :
de
en
- CH171606A - Device for the automatic coupling of rail vehicles. :
de
en
- GB415685A - Improvements relating to rose boxes :
en
- ES134687A1 - A force device applied automatically in any direction. :
en
es
- FR769537A - Rubberized fabric and its manufacturing process :
en
fr
- SU38310A1 - A make-up apparatus for the manufacture of rubber products of the seam bases by the conveyor method :
en
ru
- SU38465A1 - Water Machine Reel Machine :
en
ru
- GB415525A - Device for dressing and cutting up runner beans :
en
- SU38110A1 - Method of dyeing with red substantive dyes :
en
ru
- SU38542A1 - Modulation Device :
en
ru