- ES139323A1 - A transformer of three-phase current in single-phase, applicable to electric welding. :
en
es
- GB438388A - Improvements in or relating to the spooling of the pile forming yarns used in looms for weaving axminster and like tufted pile carpets :
en
- US2020575A - Thermostatic device :
en
- USD97456S - Comb for fur cutters :
en
- US2020890A - Shelf clamp :
en
- US2021044A - Castor oil preparation :
en
- DE621886C - Fuel injection pump for internal combustion engines :
de
en
- FR790078A - Movable anti-scattering grille with variable orientation :
en
fr
- GB438355A - Improvements relating to collar studs :
en
- US2020399A - Hip splint :
en
- USD97487S - Design fob a wheeled toy :
en
- CA354032A - Bi-fuel engine :
en
fr
- CH180847A - Saddlecloth for bicycles and motorcycles. :
de
en
- ES139484A1 - New procedure for the manufacture of road indicators and the like, based on a metal frame and covered with rubber or other pressure-moldable cellulose material. :
en
es
- GB438596A - Improvements in or relating to mincing or grinding machines :
en
- GB438340A - Improvements in and relating to coaster hubs :
en
- AT143350B - Fertilizer spreader. :
de
en
- CH180657A - Sewing utensil box with movable partitions. :
de
en
- DE621978C - Process for the production of sulfuric acid esters of high molecular weight carbohydrates, such as starch, by treating them with sulfuric acid :
de
en
- DE621904C - Flushing device for pissoire :
de
en
- DE621710C - Process for the preparation of chlorine and bromine compounds of p-aminophenyl alkyl ethers :
de
en
- DE621864C - Exclusion device for die setting and line casting machines, in which a movable wedge works together with matrizenfoermigen wedges :
de
en
- US2020790A - Engine starting apparatus :
en
- US2020809A - Self-energizing brake :
en
- DK50876C - Procedure for annealing cast iron pipes. :
da
en
- DE621817C - Circuit arrangement for AC-powered discharge lamps with one or more ignition electrodes :
de
en
- DK50898C - Air foam developer for fire extinguishing purposes. :
da
en
- FR790194A - New mineral oils and refining process for their preparation :
en
fr
- GB438054A - Means for reducing noise in railway tunnels :
en
- ES139343A1 - A procedure to avoid the imbroglio of threads, crowns or skeins of rayon (formerly called artificial silk). :
en
es
- GB438320A - Improvements in machines for carding, cleaning, opening and like treatment of textile fibres :
en
- GB438345A - Improvements in or relating to fans :
en
- DE621672C - Angle stone with legs abutting one another at right angles to clad the load-bearing wooden components of timber frame buildings :
de
en
- FR790263A - Gas distributor for gas heated liquid heaters :
en
fr
- GB438031A - Improvements in electric plug sockets with switches :
en
- GB438250A - Improvements in hose pipe nipples or connectors :
en
- GB438504A - Improvements in or relating to superheterodyne receivers :
en
- DE621734C - Switching device for change gears, especially of motor vehicles :
de
en
- ES139359A1 - Improvements in the construction of devices to indicate and regulate the level of melting glass contained in a tank or tank. :
en
es
- US2020704A - Yarn cleaner :
en
- US2021017A - Ladder :
en
- ES139269A1 - A process for manufacturing electrical resistors with a negative temperature coefficient of resistance. :
en
es
- GB438328A - Improved road marking means and method of use thereof :
en
- GB438263A - Improvements in or relating to ice-making machines :
en
- US2020682A - Apparatus for incinerating material :
en
- DE621727C - Collar button, the head and foot plates of which are connected by a web made of a rubber band ring :
de
en
- ES139548A1 - Improvements in the procedures of working sheets of fibrous material. :
en
es
- DE621616C - Cabinet for a retractable sewing machine :
de
en
- US2020527A - Telephone set :
en
- DE621807C - Elastic stretching frame made of wire for stocking lengths :
de
en
- CA354105A - Engine starter :
en
fr
- CH180631A - Gas cookers. :
en
fr
- GB438360A - Improvements in gas or vapour filled electric discharge devices and circuits therefor :
en
- US2020303A - Textile material :
en
- CH180715A - Ski pole with metal shaft. :
de
en
- GB438346A - Improvements in and relating to mowing machine cutters :
en
- CA354104A - Water cooled rolling guide disc :
en
fr
- CH180724A - Device for continuous measurement and display of the thickness of non-magnetizable material. :
de
en
- DE621850C - Manufacture of items from chrome-manganese steel :
de
en
- US2020485A - Pressure switch :
en
- US2020356A - Process for the manufacture of dicarboxylic acid esters :
en
- DE621929C - Method for forming commutators :
de
en
- DE621462C - Warm carburetor for generating compressed gases :
de
en
- DE621681C - Three-wheel motor plow :
de
en
- DE621690C - Device for displacing the air that is still enclosed in filled flat bags made of air-impermeable material such as glassine or the like :
de
en
- US2020517A - Treatment of fibrous and textile materials :
en
- AT143372B - Elastic coupling. :
de
en
- CH180683A - Process for the utilization of cellulosic material such as wood, peat, fruit pomace etc. for the production of compressed hydrogen with simultaneous formation of liquid carbonic acid. :
de
en
- ES139139A3 - A shoe sewing machine, bootie system. :
en
es
- GB438026A - Device for testing the sparking plugs of internal combustion engines by means of neon tubes :
en
- GB438225A - Improvements relating to electric switchgear :
en
- US2021063A - Manufacture of resin-rubber compositions :
en
- AT143322B - Process for attaching photographic films to rigid substrates. :
de
en
- CH180774A - Continuously working absorption chiller. :
de
en
- CH180808A - Sickbed. :
de
en
- GB438326A - Improvements in loop antennae :
en
- DE621700C - Device for the production of thread laps with beveled edges, in particular from freshly spun rayon :
de
en
- FR45690E - Reinforced espadrille sole and its manufacturing process :
en
fr
- GB438047A - Process for the manufacture of dyestuffs on cellulosic fibres :
en
- GB438259A - Improvements in and relating to friction gearing, more particularly for automatic turret lathes :
en
- GB438600A - Improvements in methods of making ice and apparatus therefor :
en
- GB438380A - Improvements relating to slidable seats particularly for vehicles :
en
- FR790135A - Improvements to deflectors for gyroscopic steering devices and for automatic steering of torpedoes, aircraft, ships and other mobiles :
en
fr
- CA354121A - Telephone system :
en
fr
- FR790220A - Process for the synthesis of beta (10) -oxycamphor and beta (10) -apocamphor-1-aldehyde from beta (10) -halogen-camphor :
en
fr
- AT143338B - Amusement game with moving bomb carriers. :
de
en
- AT143347B - Supply roll for smoke filter strips. :
de
en
- DE621801C - Method and device for the production of hollow bodies, especially bottles, made of paper or the like. :
de
en
- FI16811A - Anordning vid sågramar :
en
fi
- FR790200A - Apparatus for the production of so-called "slub" yarns and the like :
en
fr
- ES139491A1 - A new lampholder with contact device for pocket electric lamps. :
en
es
- USD97510S - Design for a combination group :
en
- US2020427A - Fire extinguisher :
en
- US2020556A - Protective device for knitting and the like :
en
- FR45672E - Screw shoe applicable to piles of all kinds to allow their driving by rotation :
en
fr
- FR790253A - Device for preheating the burner of heaters with evaporative burner :
en
fr
- GB438087A - Means for the periodic and controllable distribution of liquids :
en
- US2020460A - Refrigeration :
en
- DE621996C - Equipment on a tool equipped with wheels and a guide rod (vacuum cleaner, carpet sweeper, lawn mower, etc.) :
de
en
- FR790005A - Vehicle training :
en
fr
- GB438149A - Improvements in optical diaphragms :
en
- FR790130A - Paper wrapping for rolls of coins and apparatus for mechanically carrying out this wrapping :
en
fr
- GB438290A - Phonographic record storage :
en
- GB438337A - Improvements in and relating to electric insulating material :
en
- FR45685E - Improvement in the assembly of gaskets or "suction cups" for vacuum suckers :
en
fr
- FR790234A - Device for fixing broom handles, brushes and other similar utensils :
en
fr
- US2020383A - Metal container :
en
- US2020498A - Coin bank :
en
- FR790148A - Steam power plant for driving vehicle propellers :
en
fr
- CH180736A - Machine for closing the end openings of the individual vertical channels of wave heating elements. :
de
en
- DE621664C - Electric resistance furnace :
de
en
- DE621810C - Wheel set for conveyor wagon :
de
en
- AT143401B - Wrought iron central heating boiler made from tubular elements. :
de
en
- AT143436B - Device for amplifying photocell currents. :
de
en
- AU2129335A - Improvements in or relating tothe manufacture of filter tip cigarettes :
en
- AU2181635A - Improvements in scaffolding couplings :
en
- US2020572A - Method of extracting pectin :
en
- US2020801A - Cyclic manufacture of potassium carbonate :
en
- US2020971A - Curtain :
en
- FR790160A - Reversing device for steam engines, with valve distribution, in particular for locomotive and marine steam engines :
en
fr
- US2020786A - Gaseous electric discharge device :
en
- FR790110A - Process for obtaining low-relief photographic images :
en
fr
- DE621758C - Process for the production of azo dyes on wool :
de
en
- US2020289A - Resistance unit :
en
- US2020384A - Camera construction :
en
- US2020925A - Card sorting machine :
en
- ES139557A3 - Machine perfected for the manufacture of spiral filaments for electric incandescent lamps. :
en
es
- FR790004A - Auxiliary carburettor for internal combustion engines :
en
fr
- FR790258A - Lifting device for rolling mills :
en
fr
- US2020693A - Method of filter-aid dewaxing hydrocarbon oils :
en
- CH180804A - Process for the production of electrical discharge vessels. :
de
en
- CH180607A - Sealing device for doors and windows. :
de
en
- AT143339B - Tobacco pipe. :
de
en
- AT143383B - Wheel for rail vehicles. :
de
en
- CH180784A - Connection line arranged between an electrical distribution network and a high-frequency device. :
de
en
- DE621637C - Relay or indicator device :
de
en
- ES139344A1 - Improvements introduced in retort facilities for the distillation of solid carbonaceous substances. :
en
es
- US2020997A - Demand indicator :
en
- ES3598Y - Sanitary appliance. :
en
es
- GB438334A - Improvements in or relating to sound recording and reproducing devices :
en
- CA354079A - Evaporating process and apparatus :
en
fr
- US2020636A - Sensitizing of silver halide emulsions :
en
- US2020367A - Safety razor :
en
- US2020617A - Grit separator :
en
- DE614335C - Method for operating electrical alternating current synchronous machines with variable speed :
de
en
- GB438306A - Improvements in portable heating stoves or radiators :
en
- DE621844C - Machine for applying application material to lip insoles :
de
en
- FR45698E - Locking hook, particularly suitable for coupling vehicle trailers :
en
fr
- AT143515B - Process for welding together thin sheets and foils made of lead or other easily fusible metals or alloys and device for carrying out the process. :
de
en
- DE621544C - Knitting machine with push fingers for loop formation :
de
en
- DE621657C - Mercury switch :
de
en
- DE621887C - Coupling wedge consisting of several parts :
de
en
- FR790217A - Pushing device for threshing machines, straw balers, and the like :
en
fr
- GB438378A - Improvements in or relating to electrical measuring instruments :
en
- GB438513A - Improvements in and relating to locks :
en
- USD97498S - Design fob a shoe :
en
- GB438358A - Process for the extraction of noble metals by leaching out with cyanide :
en
- GB438365A - Improvements in and relating to the production and use of new water soluble rhodium compounds :
en
- US2020996A - Cutting mechanism :
en
- US2020295A - Thermic regulator for electric circuits :
en
- US2020516A - Combustion control system :
en
- ES139254A2 - IMPROVEMENTS IN TOWING CABLE INSTALLATION FOR SKIERS AND PEDESTRIANS :
en
es
- GB438240A - Improvements in folding stands for wringing and the like machines :
en
- ES4160U - Chassis or photo chassis cover. (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438278A - Manufacture of aldehydes of the indole series :
en
- FR790030A - Pre-combustion and turbulence chamber spark plug :
en
fr
- FR790083A - Improvements to luminous dials :
en
fr
- GB438309A - Transformer with artificially enlarged leakage :
en
- US2020734A - Writing machine :
en
- US2020964A - Apparatus for testing and assorting :
en
- CH180668A - Men's shirt fastener. :
de
en
- CH180768A - Glow plug for heavy oil engines. :
de
en
- US2020932A - Treatment of sodium hydroxide :
en
- US2020904A - Bicycle stand :
en
- USD97478S - Design fob a jar :
en
- AT143453B - Scale device for radio devices. :
de
en
- CH180837A - Filling machine for bags, in particular valve bags. :
de
en
- AT143304B - Process for the preparation of unsymmetrical pentacarbocyanine dyes. :
de
en
- CH180835A - Case, especially for sealing suitcases or other clothes containers in a watertight and airtight manner. :
de
en
- AT143463B - Method and device for gasifying anesthetic fluids, in particular ether. :
de
en
- CH180609A - Changing room. :
de
en
- CH180617A - Indicator device used for orientation in the field. :
en
fr
- GB438288A - Improvements in or relating to ice trays for refrigerators :
en
- DE621970C - Process for the production of tar products, especially for road construction :
de
en
- CH180730A - Watch movement. :
en
fr
- US2020580A - Can opener :
en
- GB438085A - Improvements in and relating to a process for making benzine jelly :
en
- DE621646C - Tab-like connection of two extension rails assembled to form an arched frame :
de
en
- DE621812C - Track brake :
de
en
- US2020589A - Guide block for engine cylinder grinding machines :
en
- DE621963C - Process for the preparation of amides of higher fatty acids :
de
en
- FR790041A - Method for increasing wetting ability :
en
fr
- FR790270A - Hydro-pneumatic device for automatic movement regulation :
en
fr
- GB438062A - Fruit and vegetable slicer :
en
- DE621667C - Glass harbor furnace :
de
en
- DE621993C - Anesthetic mask :
de
en
- GB438234A - Improvements in or relating to vehicle drives with turbo-gears :
en
- FR790223A - Absorption refrigeration machine, intended to provide fresh water directly, and capable of operating with self-excitation :
en
fr
- GB438381A - Improvements in containers for cigarettes, cigars or other similary shaped small articles :
en
- AT143525B - Method and apparatus for applying a coating composition to a traveling fabric. :
de
en
- CA354142A - Vulcanization accelerator :
en
fr
- CH180663A - Method for washing clothes, etc. and washing machine for the implementation of this method. :
en
fr
- CH180755A - A traction link comprising a device for attaching it to an object. :
en
fr
- FR45714E - :
fr
- AU2009334A - Improvements in or relating to electrical timing circuits :
en
- DE621915C - Process for the preparation of C-alkyl and C-aralkylcyclohexanedione (1, 3) :
de
en
- GB438090A - Improvements in or relating to microphones :
en
- AT143435B - X-ray tube with a conical anode. :
de
en
- US2020973A - Machine for making pasteboard boxes :
en
- CA354074A - Liquefied gas dispensing apparatus :
en
fr
- CH180749A - Instrument for sectioning skin hairs. :
en
fr
- AT143444B - Process for the production of fluorescent screens, in particular for X-ray purposes. :
de
en
- ES139502A2 - A TRANSPORTABLE THRESHING MACHINE :
en
es
- AT143396B - Bottle caps, container closures or the like with tear-off flaps and material for producing the same. :
de
en
- CH180626A - Roller insert lock in door locks. :
de
en
- DE621847C - Foldable container made of paper, cardboard, cardboard or the like, in particular for holding bottles :
de
en
- FR45664E - Carburetor for internal combustion engine :
en
fr
- AT143500B - Double flap weir. :
de
en
- AU2153635A - Improvements in or relating togas-impermeable tubing andthe suspension thereof :
en
- US2020979A - Utility holder pocket holster :
en
- CA354098A - Carton :
en
fr
- CA10934S - Tire :
en
- US2020286A - Fluid valve :
en
- CH180621A - Noise-dampening throttle and shut-off device for liquid lines. :
de
en
- DE621408C - Dismountable reinforced concrete structure for transformer stations :
de
en
- DE621746C - Disc-shaped series resistor for electric light bulbs with screw base :
de
en
- DE621617C - Method of making dietary cheese :
de
en
- FR790085A - Liquid product for ironing razors :
en
fr
- AT143514B - Tighter for ski bindings. :
de
en
- CA354112A - Self-supporting hosiery :
en
fr
- US2020828A - Hypodermic syringe and closure cap for containers :
en
- US2021123A - Can closure :
en
- DE621808C - Device for forming strand yarn bundles :
de
en
- GB438182A - Improvements in or relating to valves for high pressure fluids :
en
- FR790174A - Progressive gear :
en
fr
- US2020977A - Speed control mechanism :
en
- DE621853C - Multi-phase stator winding for alternators, consisting of two or more separate parallel winding branches per phase :
de
en
- USD97509S - Design fob leather :
en
- USRE19757E - Apparatus for heating gases :
en
- US2020821A - Method of producing composite pictures :
en
- AU1536733A - Oscillator modulators :
en
- US2020452A - Transmission control in signaling systems :
en
- US2020535A - Can testing machine :
en
- US2020870A - Cellular carton :
en
- AT143375B - Air brakes for fast moving trains. :
de
en
- AT143301B - Precipitation-hardenable iron alloys, in particular for the manufacture of hot tools. :
de
en
- FR790009A - Automatic loader for boilers :
en
fr
- GB438508A - Improvements in dyeing and printing vegetable or artificial textile materials :
en
- US2020647A - Method of manufacturing bacterial solutions :
en
- US2020728A - Device for cleaning screens :
en
- US2020885A - Wheel cover :
en
- US2020833A - Electrically controlled valve :
en
- AT143494B - An edge fitting for skis consisting of two parts. :
de
en
- CH180802A - Device with at least one electric discharge tube with vapor filling. :
de
en
- US2020557A - Stringed musical instrument :
en
- ES139328A1 - A magneto with distributor for internal combustion engines. :
en
es
- GB438311A - Improvements in sporting cartridges :
en
- AT143410B - Device for making decorative works. :
de
en
- AT143483B - Device for raising and lowering the upper feed rollers of saw frames. :
de
en
- US2020368A - Process for preparing aromatic amines :
en
- US2020674A - Manufacture of hydration products of olefines :
en
- US2020555A - Rotary scraper :
en
- US2020301A - Bag and method of forming same :
en
- US2020393A - Gas discharge tube :
en
- GB438175A - Improvements in tobacco pipes and the like :
en
- GB438236A - Improvements in advertising and like signs :
en
- GB438343A - Improvements relating to indirectly heated cathodes for cathode ray tubes :
en
- CH180667A - Stain remover and process for its manufacture. :
de
en
- US2020492A - Gas pressure regulator :
en
- US2020615A - Safety or nonrepeat attachment :
en
- US2020334A - Automatic circuit breaker :
en
- US2020376A - Fingerprint record and method of :
en
- US2020463A - Flush tank valve assembly :
en
- US2020545A - Thrust bearing for disk cultivators :
en
- USD97477S - Design for a buckle :
en
- FR45683E - Process for the preparation of nickel carbonyl :
en
fr
- US2020754A - Back rest for cots :
en
- DE616645C - Buffer standing under oil pressure and spring action for noiselessly closing doors :
de
en
- FR790238A - Device for strapping boxes, packages, etc., by means of a wire :
en
fr
- FR790107A - Peanut Sorter Tarare :
en
fr
- GB438140A - Improvements relating to electric resistance alloys :
en
- US2020490A - Moistening device :
en
- US2020865A - Money drawer and safety locker :
en
- USD97461S - Design for a play wagon ob :
en
- US2020832A - Superheterodyne receiver :
en
- DE621831C - Socket connection for pipes, hoses, etc. Like. With automatic locking :
de
en
- GB438208A - Improvements in or relating to slicing machines for slicing material such as foodstuffs :
en
- GB438210A - Improvements in or relating to direct current electric traction motors :
en
- DE621433C - Device for attaching the thread turns to protect against falling off clamping means on Koetzer :
de
en
- GB438201A - Improvements in or relating to safety razors :
en
- US2020642A - Manufacture of foils and threads :
en
- US2020706A - Gaseous electric discharge lamp device :
en
- US2020351A - Rail anchor :
en
- US2020508A - Valve mounting for refrigerator compressors :
en
- US2020592A - Engine :
en
- US2020972A - Protective arrangement for electric systems :
en
- DE621933C - Blowpipe device for locomotives :
de
en
- ES4159U - Rolling latticework (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438427A - Process for the production of benzidine and its homologues and derivatives from azo derivatives or azoxy derivatives :
en
- USD97486S - Design for a tumbler :
en
- CH180783A - Device arranged in an electrical power distribution system to keep the consumer voltage constant despite fluctuating mains voltage. :
de
en
- US2020967A - Spark plug and method of making the same :
en
- FR790137A - Short boxer shorts without cross stitching :
en
fr
- GB438177A - Improvements in receiving apparatus for wireless telegraphy :
en
- CA354087A - Coating composition :
en
fr
- CA354130A - Hydrocarbon oil dewaxing method :
en
fr
- CH180680A - Process for the production of stable aqueous bitumen emulsions. :
de
en
- FR790178A - Device for adjusting the wick of the lamps :
en
fr
- FR790246A - Adjustment buckle applicable in particular to the straps and straps of aviators' equipment :
en
fr
- US2020995A - Oil blast circuit breaker :
en
- DE621865C - Automatic feeding device for printing machines :
de
en
- DE621928C - Cooling device for runners of large electrical machines, in which the cooling air is fed to the winding by dynamic pressure :
de
en
- GB438366A - Improvements in or connected with desiccating apparatus :
en
- US2021035A - Roller skate :
en
- US2021043A - Automatic control for vehicle suspension :
en
- US2020794A - Internal combustion engine :
en
- DE621913C - Process for the preparation of o-dicarboxylic acid chlorides of the benzene series :
de
en
- AT143465B - Method and device for dividing and molding powdered medicaments. :
de
en
- USD97495S - Design for a flower holder or :
en
- AT143430B - Tabs for attaching an X-ray film to the developer frame. :
de
en
- DE621623C - Device for mixing and conveying liquid and semi-liquid concrete or the like. :
de
en
- ES3708Y - Support or handle for scythes. :
en
es
- GB438063A - Improvements in or relating to bleaching agents and the like :
en
- US2020380A - Thrashing machine :
en
- US2020464A - Feed device for a cone crusher :
en
- AT143467B - Procedure for influencing short and very short waves. :
de
en
- AU1984834A - An adjustable wire formed hat holder :
en
- CH180684A - Process for removing hydrocyanic acid from mixtures containing such. :
de
en
- FR790248A - Composite material panels :
en
fr
- GB438495A - Improvements in or relating to engine compartments for automotive vehicles :
en
- ES139546A1 - ADJUSTABLE SHOE PLOW FOLLOWING VARIOUS WORKING INCLINATIONS :
en
es
- ES3474Y - Regulating nut by hand for scissors of all kinds. :
en
es
- DK50875C - Drain regulator for Drain valves in Buildings' Water Supply Plant. :
da
en
- US2021028A - Mechanism for operating railway switches :
en
- ES4162U - Device for joining documents to folders or dossiers (Machine-translation by Google Translate, not legally binding) :
en
es
- DE621715C - Process for the liquid-tight connection of hard paper insulators with their metal frames :
de
en
- FR790082A - Process for coating metal in sheets, wires or strips with a metal coating deposited in the molten state :
en
fr
- GB438500A - Improvements in tipping vehicles :
en
- DE621988C - Process for the production of electrolytic capacitors with paper as intermediate layers :
de
en
- ES4172U - Suspensory. (Machine-translation by Google Translate, not legally binding) :
en
es
- DE621780C - Damping device for centrifugal or inertia controllers with a horizontal axis, especially for axis controllers :
de
en
- ES139511A1 - Improvements in the arrangements of high frequency oscillating electric circuits. :
en
es
- GB438179A - Improvements in and relating to iron-chromium alloys :
en
- GB438260A - Improvements in and relating to windows for vehicles :
en
- GB438363A - Improvements in or relating to fluid operated brake mechanism :
en
- DE621720C - Electric lamp with at least one anode which is made to glow by the impact of electrons and serves as a luminous body :
de
en
- DE621828C - Built-in plain bearings :
de
en
- DE621798C - Arrangement for the detection of frame closures in the excitation circuit of electrical machines :
de
en
- DE621857C - Process for making baked goods :
de
en
- ES139324A1 - A simplified system for the cinematographic projection of cartoons. :
en
es
- GB438069A - Manufacture of resins and of plastic compositions containing them :
en
- GB438211A - The manufacture of heterocyclic compounds :
en
- FR790102A - Improvements to optical devices for films with lenticular elements :
en
fr
- FR790010A - Automatic loader for boilers, loading above the grate :
en
fr
- GB438130A - Improvements in or relating to contact devices having variable electric resistance characteristics and process for manufacturing material used therewith :
en
- DE621924C - Switching device for automatic switching on and off of radio equipment :
de
en
- GB438512A - Process for improving the resistance to corroding agents of aluminium base alloys :
en
- US2020409A - Band separation system :
en
- US2020458A - Telephone system :
en
- US2020605A - Sound translating device :
en
- USD97481S - Design fob a shoe :
en
- ES139556A3 - Procedure to give body and elasticity to the fibers and the products obtained with them. :
en
es
- FR790149A - Appliance instantly giving coffee, boiling water or steam under pressure, by electric heating :
en
fr
- DE621832C - Device on motorized drives for valves, pressing devices, etc. like :
de
en
- GB438405A - Improvements in and relating to electric arc-welding apparatus :
en
- US2020353A - Foldable container :
en
- US2020404A - Transmission :
en
- US2021057A - Refrigerator door :
en
- CH180650A - Method and device for the production of threads and narrow strips of regenerated cellulose, cellulose derivatives and similar synthetic masses. :
de
en
- CH180823A - Method for modulating short and very short waves. :
de
en
- AT143538B - Railings. :
de
en
- CH180686A - Process for the production of Bz3 azabenzanthrone. :
de
en
- CH180760A - Mechanical transmission. :
de
en
- CH180863A - Process for the preparation of a new polyazo dye. :
de
en
- AT143547B - Switching arrangement for diaphragm valves u. Like. Which are switched by compressed air or a similar auxiliary. :
de
en
- CH180598A - Device for clearing autumn crops and similar weeds. :
de
en
- CH180682A - Process and device for the electrolytic production of fluorine. :
de
en
- US2021079A - Restricted flow device :
en
- AT143418B - Rotary drilling device. :
de
en
- FR790048A - Device to prevent tarnishing of glass tiles :
en
fr
- GB438281A - Improvements in the manufacture and production of vinyl compounds :
en
- DE621841C - Explosion pump with two or more explosion chambers :
de
en
- US2020710A - Fluid control :
en
- US2020882A - Fuel saver :
en
- DE621804C - Preparation of photographic dye images :
de
en
- AT143415B - Automatic switching device for the power supply of remote control or remote measuring devices. :
de
en
- CA354133A - Shoe welt tempering mechanism :
en
fr
- CH180884A - Method of creating a therapeutically valuable compound. :
de
en
- DE621795C - Flasher device with two equiaxed and mutually offset switch stars moved by a clockwork :
de
en
- GB438282A - Improvements in catamenial pads :
en
- US2020424A - Railway wheel :
en
- AT143384B - Impeller and process for its manufacture. :
de
en
- ES139303A2 - IMPROVEMENTS IN THE ELEVATOR CARBURETORS :
en
es
- ES139369A1 - A new transportation system for relieving photographs in automatic machines. :
en
es
- FR790117A - Device for counting pierced coins :
en
fr
- US2020751A - Bubbler plate column :
en
- CH180725A - Telescope, the tubular body of which is rotatably mounted about a horizontal axis. :
de
en
- CH180861A - Process for the preparation of a new polyazo dye. :
de
en
- DE621867C - Process for the production of fertilizers from sewage sludge by removing water :
de
en
- GB438089A - Improvements in or relating to dampers for controlling fluid supply :
en
- CA354043A - Receptacle closure :
en
fr
- CA354071A - Pipe fitting manufacture :
en
fr
- CH180726A - Multi-piston flow meter. :
de
en
- GB438029A - Improvements in or in connection with discs or plates for sound reproduction and/or recording :
en
- DE621698C - Encapsulated unit of a high-voltage switchgear with a double busbar system and withdrawable circuit breaker :
de
en
- GB438048A - Improvements in or relating to fastening devices for motor car bonnets and the like :
en
- CH180855A - Process for the manufacture of glass products and device for its implementation. :
en
fr
- DK50877C - Method for Preparing an Extract for Use as an Additive for Eating, e.g. Supper. :
da
en
- GB438223A - Improvements in electric switch operating devices :
en
- AT143446B - Holder for stockings a. like :
de
en
- CA354060A - Pulp screen :
en
fr
- CH180696A - Process for the preparation of a water-insoluble azo dye. :
de
en
- DE621833C - Welding torch :
de
en
- AT143409B - Shoe with upper part made of fabric covered with rubber sheets. :
de
en
- GB438098A - Improvements in running-on channels for cooling beds :
en
- US2020691A - Electric socket and shade fixture :
en
- CH180843A - Device on cars for fastening objects, in particular skis, to the roof. :
de
en
- US2020613A - Apparatus for aligning wheels :
en
- US2020349A - Culinary utensil :
en
- US2020887A - Tilting switch :
en
- US2020968A - Stream-lined hydrometer bulb :
en
- AT143340B - Process for the production of centrifugal castings with a soft outer skin, especially pipes. :
de
en
- AT143307B - Method and device for degreasing objects made of rigid material, in particular made of metal. :
de
en
- AT143425B - Fixing device for stockings on suspenders. :
de
en
- AU2134035A - Improvements in or relating to thermostatic electric switches :
en
- CH180704A - Process for the production of colored plastic masses. :
de
en
- US2020898A - Tobacco pipe :
en
- AT143517B - Glass roof. :
de
en
- CH180699A - Paint. :
de
en
- USRE19754E - Snowplow with side chutes :
en
- US2020296A - Art of drying varnished surfaces :
en
- US2020336A - Elevator door :
en
- CH180658A - Device for moving and controlling the material slide in sewing machines, in particular in decorative stitch and hemstitch sewing machines. :
de
en
- DE621914C - Process for the production of amines of the phytosterol series :
de
en
- GB438068A - Improvements in and relating to change-speed gear control :
en
- US2020863A - Railway car :
en
- AT143332B - Filling device for lighters with liquid fuel. :
de
en
- CA354118A - Masher :
en
fr
- US2020884A - Device for distributing drinks :
en
- US2021045A - Crossover for toy railways :
en
- CA354096A - Driving mechanism and clutch :
en
fr
- GB438307A - An improved closure for bottles, jars and like receptacles :
en
- US2020341A - Combined typewriting and com :
en
- US2020602A - Rail joint :
en
- US2020810A - Resistor :
en
- CH180828A - Light signal station reporting device on radio sets. :
de
en
- AT143399B - Trash can. :
de
en
- CH180766A - Two-stroke internal combustion engine with slot scavenging. :
de
en
- CA354065A - Printing unit :
en
fr
- US2020986A - Packing :
en
- AT143482B - Method and device for the automatic control of water treatment, softening and similar systems. :
de
en
- ES139474A3 - Device for emptying into watertight collecting tanks, fixed or mounted on vehicles, without raising dust, containers for household waste or dusty materials, fitted with hinged lids. :
en
es
- AT143485B - Device for profiling the ignition rods of ignition rod strips made of paper, cardboard, cardboard or similar materials. :
de
en
- CH180689A - Process for the preparation of an unsymmetrical secondary alkylamine. :
de
en
- US2020756A - Railway vehicle running gear :
en
- US2020945A - Motor control system :
en
- US2020954A - Process of refining lubricating oil :
en
- CH180786A - Underfloor connection box. :
de
en
- DK50872C - Bottom for Boxes or Boxes. :
da
en
- US2020666A - Liquid fuel atomizer for internal combustion engines :
en
- USD97491S - Design fob a shoe :
en
- US2020294A - Foldable pinless stretcher :
en
- US2020722A - Gaseous electric discharge device :
en
- US2020302A - Fuel pump :
en
- US2020953A - Telephone system :
en
- US2020595A - Safety stop for shade rollers :
en
- DE621960C - Bottom or cover connection for hollow plywood, e.g. Barrel :
de
en
- FR790278A - Process for printing and shaping cardboard pieces intended for the manufacture of boxes from a supply of cardboard in a continuous strip and machine for implementing said process :
en
fr
- GB438238A - A coin-operated water meter :
en
- CA354066A - Cylinder head combustion chamber :
en
fr
- AU1958034A - Improvements in or relating to electron discharge devices :
en
- CH180857A - Process for the production of a highly viscous, weakly acidic solution of a high-molecular conversion product of casein. :
de
en
- FR790188A - Synchronized three-phase asynchronous motor :
en
fr
- GB438231A - Process for preventing soaps from becoming rancid :
en
- US2020806A - Guide member for rock drills :
en
- ES139363A1 - New stove system for heavy oils, especially for diesel. :
en
es
- GB438216A - Improvements in and relating to means for cooling the oil circulating in an internalcombustion engine :
en
- DE621762C - Sheet feeding device for printing and other processing machines :
de
en
- FR790264A - Device for feeding x-ray tubes, in which the feed current is taken across a capacitor :
en
fr
- CA354029A - Wax paper package :
en
fr
- CH180695A - Process for the preparation of a new, copper-containing azo dye. :
de
en
- CH180858A - Process for the preparation of a dinaphtothiazyl disulfide. :
de
en
- US2020735A - Thermal electric control :
en
- DE621751C - Pulling cord pack :
de
en
- DE621783C - Automatic knocking machine :
de
en
- ES4157U - New model of steel wire spokes with its central part adaptable to existing fastening systems (Machine-translation by Google Translate, not legally binding) :
en
es
- FI16821A - The combination of oscillators and modulators for radio motors, for example o.d. :
en
fi
- GB438332A - Improvement relating to aircraft :
en
- AT143528B - Bracket for toilet cases, toiletry bags, etc. like :
de
en
- US2020747A - Automobile heater :
en
- USD97471S - Design for a shoe or similar article :
en
- US2020981A - Elevator control system :
en
- AU2152735A - Improvements in or relating to manifold writing devices :
en
- US2020441A - Method of making special tie plates :
en
- DE621925C - Battery with several voltage taps :
de
en
- AT143527B - Device to prevent tarnishing of the window panes. :
de
en
- US2020291A - Rubber composition and method of preserving rubber :
en
- CH180867A - Process for the production of a vat dye. :
de
en
- DE621901C - Spatially movable rocker slide connection :
de
en
- GB438129A - The manufacture of monoazodyestuffs :
en
- GB438162A - Process for stabilising aqueous bitumen emulsions :
en
- US2020644A - Tempering valve :
en
- US2020983A - Automatic sealing device for exhaust machines :
en
- AT143490B - Cell or step switch. :
de
en
- US2020700A - Textile machinery :
en
- US2020892A - Method of sewing tufted rugs :
en
- AT143335B - Buckle-on horseshoe for one- and two-hoofed animals. :
de
en
- AT143445B - Method of rewriting sound films. :
de
en
- AT143315B - Process for the preparation of quinoline derivatives. :
de
en
- CH180763A - Electrically driven liquid pump. :
de
en
- US2020783A - Wax pot for shoe sewing machines :
en
- AT143357B - Security device against theft of motor vehicles. :
de
en
- CA354100A - Sewing machine tufting device :
en
fr
- CH180633A - Cabinet or rack-shaped furniture. :
de
en
- DK50889C - Procedure for dyeing textile fabrics. :
da
en
- FR790192A - Magnetization process of permanent magnetic steel excitation iron of electric machines :
en
fr
- AU2229135A - Improvements in welding rods :
en
- US2020306A - Apparatus for raising loaded containers :
en
- US2020477A - Ceramic article :
en
- US2020579A - Means for removing the skin from fish :
en
- US2020817A - Delivery vehicle body construction :
en
- US2021054A - Rumble seat disappearing top :
en
- AT143349B - Self-closing cigarette or tobacco box. :
de
en
- US2020992A - Exercising machine :
en
- AT143320B - Process for the extraction of therapeutically effective components from essential oils. :
de
en
- AT143523B - Hollow stone. :
de
en
- CA354146A - Rotatable sign :
en
fr
- GB438235A - Improvements in machine for separating and feeding blanks :
en
- FR790286A - Rear quarter window control mechanism :
en
fr
- FR790001A - Safety valve especially applicable to viticulture equipment :
en
fr
- GB438371A - Two-metal staybolts for boilers :
en
- US2020684A - Decorative foil :
en
- US2020391A - Railway car :
en
- AT143414B - Typewriter with exchangeable type carrier held by springs. :
de
en
- CH180792A - Electric capacitor. :
de
en
- DE621665C - Process for the refining of liquid hydrocarbon mixtures :
de
en
- GB438353A - Improvements in floating stations :
en
- US2020708A - Gaseous electric discharge lamp device :
en
- AU2078635A - Improvements inthe treatment with hydrogenating gases of distillable carbonaceous materials :
en
- CH180880A - Process for the preparation of an acylated dihydrofollicle hormone. :
de
en
- DK50873C - Transmission. :
da
en
- DK50884C - Apparatus for the production of ethylene glycol. :
da
en
- GB438499A - Improvements in and relating to the regulation of electric rectifiers :
en
- AT143451B - Automatic cash dispensing and changing machine. :
de
en
- US2020814A - Driving member for electrodynamic loud speakers :
en
- US2020764A - Motor mounting and belt tightener :
en
- US2020804A - Package :
en
- AT143458B - Wireless. :
de
en
- US2020599A - Drilling apparatus :
en
- CA354054A - Vacuum furnace cleaner :
en
fr
- CA354119A - Synchronous electric motor :
en
fr
- CA354047A - Universal joint yoke :
en
fr
- CA354080A - Beryllium and aluminum salt production :
en
fr
- CH180666A - Dust vacuum cleaner having a device for spreading an odorous or other agent in the air current created by it. :
en
fr
- US2020998A - New composition of matter :
en
- US2021098A - Garment :
en
- DK50896C - Adhesive bases and glues made therefrom and softeners and stabilizers for their manufacture. :
da
en
- CH180600A - Device for protecting plants against frost, more particularly intended for vines. :
en
fr
- DE621080C - Process and flat weft knitting machine for the production of knit-proof goods :
de
en
- AT143327B - Method and device for producing a graphite smear. :
de
en
- AT143382B - Hose wrench. :
de
en
- US2020900A - Stream motor :
en
- US2020957A - Radiator :
en
- USD97494S - Design for a clock case :
en
- CH180788A - Power switching device on a dynamo working on a battery and a consumer power network. :
de
en
- CH180616A - Process for the production of a durable asphalt pavement with a rough surface. :
de
en
- US2020297A - Submarine cable transmission :
en
- US2020961A - Motor accelerating control system :
en
- US2021107A - Obstetric bed :
en
- CA354083A - Electric valve converting system :
en
fr
- US2020631A - Material handling mechanism :
en
- US2020859A - Coffeepot :
en
- US2020928A - Laminated sheet material :
en
- US2021113A - Wirebound box :
en
- USD97485S - Design for a shoe :
en
- CA354024A - Wiping and sizing apparatus :
en
fr
- AU1828434A - Improvements in or relating to cathode ray tube arrangements suitable for use for television reception :
en
- CH180729A - Glare protection device detachably attached to glasses or a pince-nez. :
de
en
- CH180877A - Process for the preparation of an acylated mixture of the isomers of the dihydrofollicle hormone. :
de
en
- DE621629C - Process for the production of amines :
de
en
- GB438150A - Improvements in or relating to riddles :
en
- GB438524A - Improvements in or relating to articles of furniture such as seats, tables and the like :
en
- AT143379B - Spring clutch for electric locomotives etc. :
de
en
- CA354137A - Braking apparatus :
en
fr
- US2020637A - Clutch :
en
- AT143484B - Woodworking machine. :
de
en
- USD97453S - Design fob a clock case :
en
- CH180690A - Process for the production of a copper-containing azo dye. :
de
en
- AT143378B - Rail fastening. :
de
en
- CH180882A - Method of creating a therapeutically valuable compound. :
de
en
- DE621879C - Procedure for adjusting the center of gravity :
de
en
- FR790069A - Machine for the mechanical assembly of various kinds of raw materials usable for the manufacture of brushes :
en
fr
- FR790104A - Process of metallizing a surface of ice or glass and resulting products :
en
fr
- FR790132A - Method and apparatus for removing fiber or woody material from fibrous or woody plants :
en
fr
- GB438590A - Improvements in or relating to crepe threads and fabrics :
en
- CH173240A - Device intended for making grooves in pneumatic jackets. :
de
en
- DE621899C - Hinge box :
de
en
- GB438261A - Swing mirror regulator :
en
- AT143358B - Road pavement piece or the like with a resistant surface. :
de
en
- AT143543B - Helical, grooved, flexible hose or pipe. :
de
en
- AT143449B - Book with staggered protruding index tongues. :
de
en
- AT143477B - Magnetron tube. :
de
en
- CA354078A - Cabinet :
en
fr
- US2020923A - Air cooling device :
en
- DE621702C - Process for the production of stable chlorinated rubbers :
de
en
- DK50892C - Method for Manufacturing Indirect Heated Cathodes for Electric Discharge Containers. :
da
en
- US2020732A - Starter for gas engines :
en
- US2020755A - Soap frame stripper :
en
- US2020933A - Synchronized hammer and anvil with equilibrated momenta :
en
- CA354138A - Lubricating oil sludge prevention :
en
fr
- CH180604A - Half-timbered wall. :
de
en
- US2021000A - High voltage generator :
en
- CH180649A - Process for preparing unyielding, perforated bobbins spun with wet rayon for drying the rayon. :
de
en
- DE621813C - Loudspeaker system with several loudspeakers spatially separated from each other :
de
en
- CH180706A - Typewriter key and method of making the same. :
de
en
- DE621975C - File box :
de
en
- AT143328B - Fuel for lighting or heating purposes, in particular for autogenous technology. :
de
en
- DE621990C - Process for the derivation of currents from gas or vaporous media, in which electrical currents are generated through relative movement between these media and electromagnetic force fields :
de
en
- FR790066A - Bath heater :
en
fr
- GB438315A - Improvements in and relating to pivoted windows, ventilators and the like :
en
- AU2219535A - Safety igniter for blasting explosive cartridges or borehole charges :
en
- CH180606A - Insulating mat and method and device for producing the same. :
de
en
- CH180712A - Tip protection sleeve for pencils and the like. :
de
en
- US2020456A - Shaft packing suitable for steam turbines :
en
- US2020662A - Process for the production of phosphatide preparation :
en
- US2020699A - Rug :
en
- AT143336B - Process for the recovery of the heat contained in moist exhaust air. :
de
en
- AT143361B - Slide for advertising projection. :
de
en
- CH180758A - Tap. :
en
fr
- US2020395A - Metatarsal pad :
en
- US2021069A - Window cleaner :
en
- DE621179C - Method and machine for forming cigar wrapping loads from long filler tobacco :
de
en
- ES139295A1 - Improvement in the supports of the trams and similar ways. :
en
es
- AT143363B - Rolling element locking devices, in particular for motor vehicles. :
de
en
- CA354144A - Carton sealing strip :
en
fr
- DK50891C - Light sign. :
da
en
- AT143346B - Chess game. :
de
en
- AU1828234A - Improvements in or relating to cathode ray tube arrangements suitable for use for television reception and like oscillograph purposes :
en
- CH180883A - Method of creating a therapeutically valuable compound. :
de
en
- AU1966934A - Improvements in or relating to thermionic valves and modulated carrier wave receivers incorporating the same :
en
- GB438417A - Improvements in and relating to gas discharge lamps :
en
- US2020767A - Patch :
en
- FI16819A - Grain dryer :
en
fi
- GB438373A - Improvements in or relating to processes and apparatus for surfacing sheet material with pigments, varnishes, lacquers, waterproofing solutions or the like :
en
- FR790044A - Welding and heating lamp :
en
fr
- CA354046A - Lock-nut :
en
fr
- AT143545B - Method and device for carrying out thermodynamic transformations. :
de
en
- GB438325A - Binder for music and the like :
en
- US2021056A - Cut-out for spark plug suppressors :
en
- GB438065A - Improvements in electric cables :
en
- CH180735A - Speed control device on automatic welding machines. :
de
en
- FR790097A - Improvements in energy transmission mechanisms :
en
fr
- AT143314B - Process for the preparation of tetrazoles. :
de
en
- CA354033A - Pocket receptacle :
en
fr
- AT143456B - Receiving system for wireless transmissions with a device for diverting interference frequencies into the earth. :
de
en
- CH180773A - Condensate drain. :
de
en
- GB438101A - Improved adhesive compositions :
en
- CA354068A - Vibratory screen :
en
fr
- CH180702A - Process for the production of homogeneous mixtures of polyvinyl compounds and waxes or waxy bodies. :
de
en
- CH180759A - Hydraulic power transmission device. :
de
en
- AT143325B - Device to prevent gas appliance taps from being left open at night. :
de
en
- CH180806A - Belly belt with a plastron to maintain the organs affected by ptosis in a normal position. :
en
fr
- US2020518A - Convection current motor :
en
- FR790227A - Shortwave radio frequency amplifier system :
en
fr
- GB438052A - Improvements in and relating to coffee percolators and coffee pots :
en
- CH180740A - Device for tensioning the grinding belts of double belt grinding machines. :
de
en
- AT143354B - Hydraulic braking device, in particular for motor vehicles. :
de
en
- CA354140A - Fluorescent substance :
en
fr
- US2020326A - System for automatically matching frequencies :
en
- US2020826A - Hair waving pad :
en
- CA354108A - Ferrous alloy :
en
fr
- GB438322A - Improvements in heating and cooking apparatus for motor cars and other motor driven vehicles :
en
- US2021071A - Semiautomatic gear :
en
- US2020864A - Deodorant container :
en
- CH180767A - Injection engine with vacuum regulator. :
de
en
- DK50879C - Device for goods drawers, especially in vending machines. :
da
en
- GB438407A - Apparatus for measuring or indicating the state of charge and discharge of an electric accumulator battery :
en
- FR790216A - Stove or baking oven :
en
fr
- GB438251A - Improvements in horse-shoes :
en
- GB438324A - Improvements in or relating to appliances for sealing metal foil caps or covers uponmilk bottles or other containers :
en
- GB438656A - Improvements in the manufacture of cellulose acetate filaments and threads :
en
- DE621769C - Process for the manufacture of oils and ointments absorbing ultraviolet rays :
de
en
- FR790293A - Compensating device for remote control :
en
fr
- GB438070A - Improvements relating to electron discharge tubes :
en
- DE595454C - Air storage diesel engine :
de
en
- DE621768C - Electrically heated household grill :
de
en
- GB438302A - Improvements in spraying apparatus :
en
- GB438385A - Device for securing or serving as an edge-moulding for preformed wall or floor coverings :
en
- US2020459A - Combined automobile foot-rail and umbrella receptacle :
en
- US2020936A - Process of producing a mineral oil :
en
- GB438042A - Improvements in or relating to radial thrust bearings :
en
- GB438046A - Process for the manufacture of water-insoluble azodyestuffs :
en
- GB438061A - Improvements in or relating to insulation of electric conductors :
en
- ES139554A3 - A procedure for stamping or embossing paper. :
en
es
- ES138848A1 - A CONTINUOUS TRANSPORTABLE DEFIBRATOR MACHINE :
en
es
- DE621823C - Stacking container for mail purposes :
de
en
- FR45700E - Rack support :
en
fr
- DE621654C - Receive circuit :
de
en
- DE621671C - Hot water heating system :
de
en
- DE621773C - Gate valve :
de
en
- FR790193A - Metal armature capacitor applied to an insulating intermediate layer :
en
fr
- DE621911C - Leveling bar for coke stoves :
de
en
- FR790053A - Improvements made to carburettor-speed regulators, in particular those of automobile engines :
en
fr
- FR790215A - Improvements in the treatment of natural or artificial cellulosic materials :
en
fr
- GB438100A - Method and apparatus for producing flat bags from a roll of material :
en
- FR790151A - Grating device that can be adapted to a meat grinder :
en
fr
- GB438383A - Improvements in or relating to sheet metal cans or drums :
en
- DE621892C - Process for flavoring oils :
de
en
- US2020484A - Luminous ball :
en
- US2020623A - Method of marvering glass and apparatus therefor :
en
- FR45680E - A process for producing artificial fibers resembling wool :
en
fr
- US2021018A - Display device :
en
- US2020290A - Solvent refining of hydrocarbon oil :
en
- AU2065534A - Improvements in or relating to woven fabrics and garments made therefrom and methods of making them :
en
- AT143455B - Process for cleaning sewage and similar waste water. :
de
en
- US2020365A - Fire hydrant :
en
- US2021070A - Display device :
en
- US2020924A - Trolley frog :
en
- USD97508S - Design for a sleeve holder :
en
- CH180632A - Kitchen machine with electric motor drive. :
de
en
- CH180679A - Filter bottle. :
de
en
- CH180844A - Shock absorber. :
en
fr
- US2020793A - Turbine :
en
- US2020528A - Device for dispensing lubricants and the like :
en
- US2020664A - Automatic starting means for printing and/or computing machines :
en
- US2020941A - Electrical apparatus :
en
- US2021034A - Glow discharge relay :
en
- CH180714A - Facility for practicing skiing. :
de
en
- AT143342B - Machine for cutting open poppy seed capsules. :
de
en
- DE621625C - Device for drying mineral, vegetable and animal substances in standing containers using electroosmosis :
de
en
- DE621738C - Circulating hammer :
de
en
- US2020433A - Method of and machine for operating upon shoe parts :
en
- US2020673A - Production of oxygen-containing addition products of ethylene :
en
- US2020318A - System including repeater :
en
- US2020489A - Frame chock for automotive vehicles :
en
- US2020730A - Tobacco pipe :
en
- US2020818A - Protective device :
en
- ES139544A1 - A provision for the union of the contacts in crossed switches. :
en
es
- US2020958A - Truss pad :
en
- US2021111A - Miner s lamp :
en
- US2020305A - Method of oxidizing electrode structure :
en
- CA354115A - Electro-optical apparatus :
en
fr
- US2020564A - Method of preparing films for reproduction in colors :
en
- US2020568A - Garment :
en
- CH180879A - Process for the preparation of an acylated mixture of the isomers of the dihydrofollicle hormone. :
de
en
- US2020909A - Current collecting apparatus :
en
- USD97462S - Design for a textile fabric :
en
- DE621716C - Switches with switching fluid, especially mercury switches :
de
en
- FR790067A - Method and device for the production of foam or foam for extinguishing fires :
en
fr
- GB438057A - Improvements relating to cartons and other receptacles :
en
- US2020842A - Stringed musical instrument :
en
- US2020511A - Egg testing and grading machine :
en
- US2020724A - Gaseous electric discharge lamp device :
en
- US2020714A - Lubricating hydrocarbon product :
en
- US2020781A - Tire changing tool :
en
- CH180646A - Device for withdrawing fluids, in particular liquids, from containers. :
de
en
- CH180840A - Hand trucks. :
de
en
- US2020663A - Carton :
en
- US2020701A - Dispensing cover for milk cans :
en
- DE621704C - Device for binding chicken dust in incubators :
de
en
- GB438112A - An improved method of and means for forming sinuous metal tubes :
en
- GB438394A - Mould shaking machine for foundries, ceramic works, artificial stone makers and the like :
en
- GB438399A - An improved process and apparatus for the separation of acetic anhydride from mixtures containing it :
en
- GB438287A - Improvements in and relating to control systems for electric circuit breakers and the like :
en
- DE621862C - Process for the preparation of condensation products of nucleus fluorinated aryl aldehydes :
de
en
- GB438049A - Improvements relating to electric lamps for cycles :
en
- CH180798A - Gas control device, especially for liquid heaters. :
de
en
- DE621656C - Socket with fuses :
de
en
- ES138476A1 - Transformer coupling for television amplifiers. :
en
es
- FR790186A - Connection device for metal wires and electrical conductors :
en
fr
- FR790199A - Striking mechanism for typewriters :
en
fr
- GB438584A - Improvements in the manufacture of cellulose acetate filaments and threads :
en
- DE621707C - Soft turn-down collar with self-tie holder :
de
en
- DE621760C - Process for the production of concentrated sulfur dioxide :
de
en
- GB438350A - An improved method of and apparatus for moulding articles from plastic-moulding compositions :
en
- FR790262A - Process for preparing unsaturated nitriles :
en
fr
- DE621848C - Device for batch-wise feeding of certain quantities of cut tobacco to the cigarette machine :
de
en
- DE621972C - Schuettelrutsche with over the length of individual shots extending stiffening strips or the like. :
de
en
- CH180674A - House overshoe. :
de
en
- CH180676A - Device for the continuous distillation of pomace. :
de
en
- US2020854A - Method of recovering lithium from its ores :
en
- DE621985C - Tuning device for receivers of wireless signals :
de
en
- ES139332A1 - Improvements in the construction of chairs-cars for children. :
en
es
- FR790213A - Process for the preparation of pure aliphatic monobasic acids :
en
fr
- GB438314A - Manufacture of mordant disazo-dyestuffs :
en
- GB438165A - Shock-absorbing means for the under-carriages of aircraft :
en
- ES139538A1 - Improvements introduced in the manufacture of refrigerated cabinets. :
en
es
- DE621811C - Method for protecting the wheel flange of tram bikes using sanding blocks :
de
en
- ES139539A1 - Perfections introduced in machines for polishing marbles, stones, granites, natural or artificial slates and mirrors; to soften and sand wood or metals, for varnishing machines and other metal applications. :
en
es
- DK50894C - Method for Manufacturing Plastic Materials. :
da
en
- GB438333A - Improved construction of brush :
en
- US2020593A - Fuel indicator :
en
- FR790245A - Device for dry cleaning :
en
fr
- GB438099A - Soap cake :
en
- GB438318A - Improvements in spools for surgical or other adhesive tape or plaster :
en
- US2020716A - Electric discharge tube :
en
- CH180859A - Process for the production of a new azo dye. :
de
en
- GB438158A - Improvements in apparatus for indicating and/or recording the height of a spirally guided gas holder :
en
- US2020536A - Minnow bucket :
en
- GB438164A - A new device to secure the proper hang of the legs of trousers :
en
- CH180810A - Process for the production of l-ascorbic acid (vitamin C). :
de
en
- CH180782A - Electromotive drive with coupling device, in particular for cinema sets. :
de
en
- FR790255A - Further development of wood fiber molding machines intended for fruit packaging :
en
fr
- CA354103A - Carbon black dispersion :
en
fr
- AT143360B - Seal for master pressure cylinders, in particular for hydraulic braking devices. :
de
en
- CH180780A - Galvanic element, especially electrical collector. :
de
en
- US2020571A - Sod treater :
en
- AT143471B - Control device for instruments, bandages, laundry u. Like. Sterilizers. :
de
en
- US2020877A - Operator for intermittent reciprocating action :
en
- US2020543A - Brake fluid :
en
- US2020620A - Rotary self-cleaning harrow :
en
- US2020633A - Device for equalizing fluctuations produced in masses delivered by spinning pumps :
en
- US2021048A - Swift :
en
- ES138878A1 - A system of thermoelectric plates for veneering wood joinery. :
en
es
- DE621953C - Gas protection device for children and people who cannot use a gas protection mask :
de
en
- DE621959C - Container for adhesive tape rolls :
de
en
- FR790093A - Development of closures for volatile liquid containers :
en
fr
- GB438374A - Improvements relating to direct current electric motor equipments operated in connection with rotary direct current transformers :
en
- CH180672A - Zipper with locking links made of non-metallic material. :
de
en
- CH180681A - Safety device for the discharge of containers under high pressure. :
de
en
- USD97452S - Design fob a combination hand bag :
en
- US2020312A - Apparatus for grinding and polishing cylindrical lenses :
en
- US2020626A - Hydrocarbon burner :
en
- US2020655A - Purified neoarsphenamine and process of preparing the same :
en
- US2020874A - Adjustable support :
en
- CA354082A - Electric valve converting system :
en
fr
- CH180794A - Arc converter. :
de
en
- DE621814C - Slide switch, especially for step switching of transformers :
de
en
- DE621835C - Sewing machine with lower material slide and upper needle feed :
de
en
- FR790031A - Improvements in methods and devices for manufacturing fluorescent screens for television reception :
en
fr
- AT143334B - Slurry distributor. :
de
en
- US2020466A - Telephone system :
en
- US2020656A - Antenna :
en
- US2020431A - Process of reacting chlorine with metal-bearing solids :
en
- AT143417B - Hydraulic release device for rotating deep drilling rigs. :
de
en
- DE621764C - Numbering machine for high-speed, pan and hand presses for use in text printing and in numbering frames :
de
en
- US2020895A - Bubble tower apparatus :
en
- US2020906A - Combination lady's hand bag and cigarette case :
en
- AT143519B - Filling and slow burning oven. :
de
en
- CA354034A - Razor blade manufacture :
en
fr
- AT143388B - Device for electrical space heating. :
de
en
- US2020329A - Sealed container construction :
en
- US2020694A - Knitting and similar machine :
en
- USD97467S - Design for a shoe heel :
en
- CA354097A - Geared hoist :
en
fr
- ES139518A1 - About a procedure that allows obtaining a new safety explosive. :
en
es
- US2020509A - Valve mounting for refrigerator compressors :
en
- DE621627C - Process for the production of pipes with inwardly directed thickenings :
de
en
- ES139286A1 - A PROCEDURE FOR RECOVERING COPPER FROM MIXTURES CONTAINING IT :
en
es
- US2020389A - Shoe plate tool :
en
- US2020660A - Bolt making machine :
en
- US2021023A - Fitting for electric wire conduits :
en
- US2020740A - Process of making bezels :
en
- US2020402A - Test pick :
en
- US2020415A - Pneumatic bag or envelope opening device :
en
- CH180717A - Ski binding. :
de
en
- ES139319A3 - Improvements in the construction of the breathing tubes for protective gas masks. :
en
es
- AT143392B - Method and device for the production of iron straps by means of interlocking incisions on the strap ends to be connected. :
de
en
- CH180618A - Wood burning stove. :
de
en
- FR790283A - Improvements to concrete and reinforced concrete pipes :
en
fr
- AT143476B - Rotatable Adcock direction finder. :
de
en
- AT143512B - Aid to the selection of an individually suitable color powder or the like. :
de
en
- AT143337B - Single seed setting machine. :
de
en
- AT143416B - Method and device for slacking off the drilling tools in rotating deep drilling rigs. :
de
en
- US2020912A - Form tie :
en
- CH180830A - Service caller. :
de
en
- DE596539C - Lounge furniture :
de
en
- US2020789A - Starting mechanism :
en
- AT143479B - Powder mixing device. :
de
en
- ES139299A1 - Procedure for obtaining solid conglomerates of pressed tiger nut for the production of horchatas. :
en
es
- CH180744A - Grinding machine for grinding rings and the like. :
de
en
- AT143319B - Process for the production of characters, images, etc. on aluminum or aluminum alloys. :
de
en
- AT143373B - Facial rowing device. :
de
en
- CH180775A - Refrigerating machine systems, especially for household refrigerators. :
de
en
- AT143362B - Leaf spring support sheet. :
de
en
- CH180673A - Method for gluing a reinforcement layer on fur structures. :
de
en
- US2020501A - Safety razor :
en
- AU1998634A - Fluid controlled steam boiler feed water regulator :
en
- CH180834A - Case, especially for the watertight and airtight closure of suitcases, clothes and valuables. :
de
en
- AT143369B - Car shifter. :
de
en
- CH180655A - Hand loom. :
de
en
- US2020439A - Boring machine :
en
- US2020765A - Hydraulic feed :
en
- US2020437A - Process for bleaching vegetable fibers :
en
- US2020629A - Adjustable bridge for bifocal lenses :
en
- US2020748A - Clutch :
en
- US2020474A - Thermostatic circuits :
en
- US2020690A - Preparation of alkylene diamines :
en
- FR790251A - Wide-neck carafe with shock-proof lid that opens and closes automatically :
en
fr
- GB438027A - An improved method and means for humidifying the atmosphere in ovens :
en
- AT143441B - Device for the electrical remote transmission of movements, in particular pointer positions, with an inductive alternating current transmitter. :
de
en
- CA354061A - Moistureproof yarn :
en
fr
- CH180634A - Fitting, the fastening means of which are invisible when fastened. :
de
en
- US2020939A - Folder for sheets :
en
- US2021061A - Bearing for weighing scales and the like :
en
- US2021109A - Antitheft bolt lock construction :
en
- CA354075A - Liquefied gas dispensing apparatus :
en
fr
- DE621930C - Device for step-by-step start-up of direct current networks fed by a single armature converter :
de
en
- US2020317A - Transmission and repeater system :
en
- US2020618A - Electric control structure :
en
- US2020692A - Resilient device :
en
- DK50883C - Heat Exchanger for Liquids. :
da
en
- US2020962A - Vapor electric device :
en
- US2020343A - Box with label holder :
en
- US2020487A - Electrical signaling :
en
- GB438194A - Improvements in and relating to spinning pumps :
en
- FR790207A - File to classify documents :
en
fr
- AT143312B - Process for the production of iron carbonyl. :
de
en
- CH180624A - Toilet flushing device with air tank. :
de
en
- CH180801A - AC electric discharge device. :
en
fr
- CH180824A - Amplifier for high or intermediate frequency oscillations with automatic volume control. :
de
en
- GB438109A - Feed mechanism for machine tools :
en
- GB438214A - Improvements in or relating to circular knitting machines of the double axially opposed needle cylinder type :
en
- FR790129A - Method and apparatus for uniformly compressing or nicking objects of slightly varying height :
en
fr
- US2020559A - Red glaze :
en
- US2020914A - Electrode arrangement in glow-discharge tubes :
en
- DE621950C - Process for seasoning and treating sauerkraut and other pickled vegetables as well as sour fodder :
de
en
- GB438163A - Improvements relating to valves :
en
- CA354109A - Cemented carbide material :
en
fr
- ES138233A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- ES139315A1 - A process for the manufacture of solid alcohol. :
en
es
- FR790162A - Improvements to the control of heat radiation devices :
en
fr
- DE621686C - Device for absorbing the torsional moment in self-supporting aircraft spring struts :
de
en
- DE621837C - Frames or stands for advertising purposes :
de
en
- US2020512A - Apparatus for loading and unloading fluid packed seals :
en
- CH180694A - Process for the preparation of a chromable azo dye. :
de
en
- FR790153A - Wedge fittings for hollow conductors :
en
fr
- DE621875C - Glare-free headlights for motor vehicles :
de
en
- ES139552A1 - Improvements in the manufacture of footwear. :
en
es
- DE621745C - Runner for high-speed synchronous motors :
de
en
- ES139519A1 - A new device for the retrieval of metal valves. :
en
es
- ES139277A3 - A procedure for the preparation and use of a bright pigment. :
en
es
- DE621918C - Vehicle, in particular rail vehicle :
de
en
- ES3915U - Cigarette paper case (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438331A - Dry cleaning apparatus :
en
- FR790118A - Removable heat insulation device for kitchen containers :
en
fr
- FR790035A - Tank dye bromination products :
en
fr
- GB438084A - Treatment with hydrogenating gases of distillable carbonaceous materials :
en
- GB438173A - Improvements in or relating to self-laying tracks adapted for tractors and other vehicles :
en
- NL36850C - :
en
- US2020698A - Pile fabric and method of treating the same :
en
- US2020891A - Method and apparatus for testing organic coatings :
en
- USD97496S - Design for a flower holder or :
en
- FR45654E - pneumatic inlet valve with internal valve pneumatically loaded in working order :
en
fr
- GB438377A - Improvements in or relating to stationary kilns for burning bricks, blocks, tiles and like articles :
en
- US2020897A - Headlight mounting :
en
- US2020943A - Antiskid device :
en
- DE621634C - Pressurized gas switch for high voltages :
de
en
- DE621858C - Gravel pump with two-part casing pipe for deep drilling :
de
en
- DE621744C - Arrangement for generating three-phase electricity from single-phase electricity and vice versa :
de
en
- USD97465S - Design for a container closure :
en
- FR790157A - Rhomboidal wing structure for air vehicles, with or without engine :
en
fr
- GB438153A - Improved construction of compressed air engines :
en
- GB438142A - Improvements in or relating to motor vehicles :
en
- GB438148A - Improvements relating to horse-shoes :
en
- FR790161A - Dryer for intaglio printed paper strips :
en
fr
- GB438221A - Improved bottle washing machine :
en
- GB438391A - "fancy" mechanism for textile carding engines and such like :
en
- DE621725C - Two-stage process for generating gas from fine-grain or dust-like fuel :
de
en
- GB438522A - Improvements in means for automatic regulation of the voltage of electric load circuits :
en
- DE621968C - Process for keeping the arc constant during electric arc welding of workpieces provided with a groove-shaped recess at the joint :
de
en
- GB438244A - Improvements in the crystallization of dextrose :
en
- FR790145A - Choppers, potato masher, graters and similar apparatus :
en
fr
- CH180868A - Process for the production of a vat dye. :
de
en
fr
- USD97479S - Design for a hair curler :
en
- FR790116A - Method and apparatus for the continual production of hot air or gases for drying and for any other application :
en
fr
- FR790291A - Improvements in vulcanization accelerators and in the manufacture of plastic compositions :
en
fr
- US2020779A - Buttonhole sewing machine :
en
- US2020333A - Automatic circuit breaker :
en
- AU1997734A - Electric water heater :
en
- AT143377B - Automatic springless central buffer coupling. :
de
en
- CA354107A - Artificial mass :
en
fr
- US2020388A - Alarm clock :
en
- US2020619A - Pressure actuated switching mechanism :
en
- US2020719A - Process and apparatus for solidifying material in finely subdivided form :
en
- US2020414A - Gas cock :
en
- DE621732C - Process for polishing small metal objects :
de
en
- DE621754C - Process for the enrichment of compressed yeasts with enzymes :
de
en
- DE621674C - Hollow mast for electrical lighting systems :
de
en
- AT143380B - Method and device for indicating damage to the air reservoirs of tires. :
de
en
- CA354147A - Bottle closure and liquid dropper :
en
fr
- ES139280A1 - Improvements in the used car strollers in the attraction known by electrodromo. :
en
es
- ES3785Y - Ice cream machine with which you can make one or more kinds of ice cream at the same time. :
en
es
- FR790266A - Method and tool for fixing a fitting, ferrule, tubular rivet or other applications :
en
fr
- GB438151A - Shock absorbing device for pedal and other cycles :
en
- FR790026A - Device for double electric or mechanical wiper blades :
en
fr
- FR790055A - Electrical device comprising two conductors separated by insulating material, more particularly: capacitor :
en
fr
- ES4166U - Bra for knot ties made. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR45651E - Motorcycle improvement :
en
fr
- FR790239A - Process for making strapping for parcels, bundles, etc., by means of a metal wire and a rolling seal :
en
fr
- DE621333C - Aerial camera with a plate magazine that moves step by step :
de
en
- FR790024A - Improvements to roll stamps for the sanitary inspection of meat :
en
fr
- FR790070A - Funeral monument :
en
fr
- FR790063A - Automatic dispenser for liquids :
en
fr
- US2021085A - Compressor valve :
en
- DK50874C - Leather processing machine, in particular edge-burning machine, with a body for moving the workpiece arranged above and above the work table. :
da
en
- FR790114A - Single drum washing machine with side water reserves :
en
fr
- US2020455A - Tile setting assembly and method of handling and packaging :
en
- US2020475A - Electric switch :
en
- US2020553A - Hinge construction :
en
- DE621384C - Liquid shock absorbers, especially for motor vehicles :
de
en
- ES139198A1 - A device for fixing a plate or a nozzle on a wall of wood or an analogous material. :
en
es
- ES139336A3 - Process for the manufacture of trisodium phosphate. :
en
es
- AT143431B - Supply roll for adjusted film lengths. :
de
en
- CA354084A - Electric heater :
en
fr
- AT143488B - Water tube steam boiler. :
de
en
- FR790111A - Improvements in transmissions :
en
fr
- DE620954C - Apparatus for developing photographic papers :
de
en
- US2020645A - Preparing greens for canning :
en
- US2020757A - Spinning apparatus :
en
- US2020775A - Method of producing photographic pictures in colors :
en
- US2020848A - Body lock :
en
- GB438082A - Improvements in or connected with hood fittings for motor and other vehicles :
en
- FR45675E - Process for de-oiling gases or vapors and device for its realization :
en
fr
- CH180748A - Safety razor with connectable blade magazine. :
de
en
- GB438299A - Improvements in or relating to cartons, boxes, packets and like containers :
en
- CA354048A - Bottle stopper :
en
fr
- CH180777A - Device for cooling a heat-emitting element by means of air. :
de
en
- GB438295A - Improvements in or relating to cylindrical propellors :
en
- US2020387A - Process for producing indigo :
en
- US2020411A - Process of making catalysts :
en
- AT143385B - Device for turning wrongly lying cigarettes into the mirror position. :
de
en
- CA354073A - Liquid and vapour separator :
en
fr
- AT143443B - Process for the production of opanks. :
de
en
- CH180820A - Locking and switching device operated by inserting coins. :
de
en
- CA354040A - Golf club :
en
fr
- ES139533A1 - A new device for expelling certain amounts of material from a container. :
en
es
- GB438051A - Method of electrically intensifying signals from light impulses and apparatus therefor :
en
- USD97472S - E a farr :
en
- US2020845A - Door construction for refrigerator cabinets :
en
- CH180765A - In particular centrifugal machine acting as a pump. :
de
en
- US2020858A - Decking apparatus :
en
- US2020822A - Idle time keyer :
en
- US2020401A - Game apparatus-bull fight :
en
- AU1878134A - Improvements in or relating to toy figures, mascots andthe like :
en
- CA354148A - Cementing machine for drill holes :
en
fr
- US2020803A - Toy magnet crane :
en
- US2021006A - Air friction type governor :
en
- CH180637A - Bath brush with built-in resilient massage rollers. :
de
en
- US2020371A - Belt buckle :
en
- US2020530A - Internal combustion engine :
en
- ES139294A1 - Perfection in razors to cut the hair and dry shaving. :
en
es
- ES139224A1 - A shoe manufacturing process, joining soles and cuts by cold welding. :
en
es
- AT143501B - Hand dry fire extinguishers. :
de
en
- CH180850A - Steam or gas turbine locomotive. :
de
en
- FR790109A - Improvements in color photography :
en
fr
- GB438172A - Improvements in and relating to electric switch devices of mercury or other fluent material type :
en
- IE14143L - Tubular belt conveyor. :
en
- US2020603A - Illuminated sign :
en
- US2020951A - Hydraulic steering system :
en
- USD97493S - Design for a textile fabric :
en
- US2020547A - Grinding machine :
en
- US2020792A - Water craft :
en
- US2020325A - Method of producing precipitates :
en
- US2021062A - Indicator for incandescent lamps :
en
- DE621779C - Device for tearing through a winding paper web when changing the winding rollers :
de
en
- US2020705A - Acoustical diaphragm and mounting means :
en
- US2020993A - Metal molding and fastening means therefor :
en
- CA354037A - Spray device :
en
fr
- DE621885C - Starter carburetor :
de
en
- US2020978A - Crate :
en
- CA354123A - Fire extinguisher :
en
fr
- CA354111A - Cathode ray tube :
en
fr
- US2020762A - Treatment of twines, cords, and the like made of hard fibers :
en
- AT143427B - High-voltage discharge vessel, in particular an X-ray tube. :
de
en
- AT143374B - Drive device for a screw boat to be operated by hand. :
de
en
- CH180764A - Slurry pump. :
de
en
- CH180869A - Process for the production of a non-hardenable condensation product from formaldehyde, urea, phenol and hexamethylenetetramine. :
de
en
- NL36757C - Roentgen installation with capacitors, which are charged over rectifiers and supply the tube with a voltage higher than the maximum value of the applied AC voltage :
en
nl
- CA354076A - Liquefied gas dispensing apparatus :
en
fr
- CH180872A - Process for the preparation of a hardenable condensation product. :
de
en
- DE621723C - Secondary draft regulator for firing systems :
de
en
- FR790123A - Adjusting device for the drive mechanism of a variable-pitch propeller aircraft :
en
fr
- AT143371B - Transparent window composed of two panes arranged at a distance from one another, especially for gas masks. :
de
en
- US2020612A - Tennis ball :
en
- US2020991A - Support :
en
- US2020428A - Vacuum tube :
en
- US2020587A - Box :
en
- US2020640A - Control system for motor-driven vehicles :
en
- US2021097A - Washing machine :
en
- AT143516B - Electric light bulb. :
de
en
- GB438032A - An improved garment hanger :
en
- CH180652A - Driving pulley for textile machines. :
de
en
- US2020467A - Production of glass :
en
- US2021032A - Yarn controller for creels and like apparatus :
en
- AT143403B - Mixer tap. :
de
en
- AT143495B - Wall cladding made from panels. :
de
en
- CA354038A - Thermo container :
en
fr
- DE621753C - Headlights, especially for motor vehicles, with dimming device :
de
en
- DE621876C - Soot cleaning device on flue gas preheaters :
de
en
- FR45679E - Method and apparatus for artificial incubation of eggs :
en
fr
- DE621902C - Process for the production of concrete bodies under water :
de
en
- US2021075A - Combination trailer for highways and railroads :
en
- ES139364A1 - A complete combustion stove system. :
en
es
- GB438233A - Improvements in and relating to process of and apparatus for canning eggs :
en
- AT143343B - Seed drill that can be used for fertilizer spreading. :
de
en
- AT143420B - Gate valve for oil or gas wells. :
de
en
- US2020453A - Production of assistants fob the :
en
- DE621666C - Charging device for hydrocarbon gas generators :
de
en
- DE621749C - Indirect hydraulic controller for several control points :
de
en
- DE621797C - Combined differential and winding short-circuit protection for generators or generator windings working in parallel :
de
en
- FR790277A - Device for folding and unfolding a convertible top of a vehicle, such as a coach :
en
fr
- CH180635A - Jass table. :
de
en
- US2021105A - Method and apparatus for making decorated boxes :
en
- US2020838A - Radiator grille cover :
en
- AT143462B - Auxiliary device for determining positions, directions and distances when using a map. :
de
en
- CA354088A - Methacrilic acid ester manufacture :
en
fr
- AT143489B - Suction valve for frost-proof pumps. :
de
en
- CH180821A - Telephone system. :
de
en
- US2020392A - Drying apparatus :
en
- USD97466S - Design for a drive handle for tools :
en
- FR790184A - evaporator for obtaining coarse-grained salt by evaporation of a saline solution :
en
fr
- GB438039A - Improvements in or relating to cooking utensils :
en
- USD97457S - Design for a scarf :
en
- CH180756A - Method of sealing cast iron water and gas pipe sleeves. :
de
en
- CH180795A - Discharge tube. :
de
en
- GB438397A - Improvements in or relating to the packing of rubber or like elastic bands or strips :
en
- GB438654A - Improvements in or relating to the manufacture of crepe threads and crepe fabrics :
en
- FR790233A - Fish processing process and resulting products :
en
fr
- ES139285A1 - An electromechanical device for the government of supplying water to several consumers. :
en
es
- FR790297A - New corkscrew device :
en
fr
- AT143344B - Heat distributor for confectioner's ovens. :
de
en
- ES4149U - Steering wheel for cars. (Machine-translation by Google Translate, not legally binding) :
en
es
- US2020949A - Alloy :
en
- AT143486B - Device for sealing shop windows or the like. :
de
en
- CA354127A - Superheterodyne radio receiver :
en
fr
- CH180608A - Window or door with at least one sash that can be moved in the frame. :
de
en
- CH180688A - Process for the preparation of 2,4-dinitro-3,6-dichloroaniline. :
de
en
- ES139394A1 - Procedure for obtaining capillary active media. :
en
es
- ES139510A1 - A procedure that allows obtaining a new safety explosive. :
en
es
- FR790240A - Process for the impregnation of spruce wood :
en
fr
- USRE19750E - Manufacture of products of carbon :
en
- AT143311B - Process for reducing the condensation pressure in the preliminary separation in the two-stage rectification of liquefied gas mixtures. :
de
en
- AT143503B - Device for the production of low-tension wire ropes. :
de
en
- CH180692A - Process for the preparation of an azo dye. :
de
en
- CH180841A - Antifreeze shield for motor vehicles. :
de
en
- CA354110A - Heat dispersing laminated product :
en
fr
- AT143323B - Process for gluing paper in the fabric with the aid of animal glue and means for carrying out this process. :
de
en
- US2020990A - Motor vehicle lamp :
en
- GB438412A - Improvements relating to the electro-deposition of nickel :
en
- FR790062A - Improvements to signaling systems such as teleprinter :
en
fr
- USRE19749E - Method of extracting rosin from :
en
- US2020867A - Oil burner :
en
- US2021029A - Loom attachment :
en
- FR790281A - Improvements to vacuum cleaning devices :
en
fr
- FR790289A - Heat-resistant polystyrene manufacturing process :
en
fr
- CH180757A - Pipe connection. :
de
en
- US2020311A - Method of making the same :
en
- US2020447A - Sand blast apparatus :
en
- US2020621A - Aircraft engine :
en
- FR790106A - Process for making articles made from hardened formalin casein, or similar materials :
en
fr
- GB438200A - Improvements relating to clamps for supporting cables :
en
- GB438147A - Improvements in and relating to high voltage electrical discharge tubes :
en
- DE621935C - Massage device for head treatment :
de
en
- US2020562A - Toy block :
en
- US2020588A - Fluid flow meter :
en
- US2020840A - Decorated box :
en
- ES139376A1 - A process of making coatings of bituminous agglomerate. :
en
es
- GB438255A - Improvements in arrangements for resonance indication in superheterodyne receiving sets :
en
- AT143426B - Multicolor camera. :
de
en
- DE621714C - Dialing device for the optional call of telephone subscriber stations for house and office traffic :
de
en
- US2020669A - Vulcanizer :
en
- US2020523A - Mop :
en
- DE621624C - Link conveyor belt for steep conveyors with variable capacity of the cup chambers :
de
en
- CH180669A - Corset. :
de
en
- US2021026A - Circular type wash rack or laundry :
en
- ES139353A1 - A method of construction of lever handles for doors. :
en
es
- FR790028A - Improvements in the manufacture of building blocks, bricks, tiles, slabs, etc. :
en
fr
- FR45694E - Luggage rack made up of elastic beads intended for the stowage and fixing of luggage, parcels or objects of any kind on the roof of motor vehicles :
en
fr
- GB438022A - Improvements in and relating to the production of sodium arsenite and to compositions for insecticidal or fungicidal purposes containing the same :
en
- FR790288A - Improvements to advance regulators for sewing machines :
en
fr
- DE621740C - The use of an iron-chromium-nickel-silicon-carbon alloy for highly fire-resistant objects :
de
en
- DE621806C - Plate dryer with built-in sieve device :
de
en
- FR790259A - Improvement of the characteristics of brake linings and clutch discs by special composition and distribution of components :
en
fr
- GB438419A - Improvements in or relating to phase shifters :
en
- FR790025A - Forced exhaust system for internal combustion heat engines in general, and for aircraft engines in particular :
en
fr
- FR790081A - Improvements to mounting headlights on cars :
en
fr
- GB438040A - Improvements in or relating to regulators for pivoted wind shields and the like :
en
- FR790023A - New multiple die for spinning artificial silk :
en
fr
- GB438339A - Improvements in or relating to electric power transmission systems :
en
- GB438396A - Automatic clutch :
en
- FR790299A - Improvements to steam generators :
en
fr
- GB438393A - Improvements in automatic emergency brake mechanism for vehicles :
en
- USD97483S - Design for a fruit juice squeezer :
en
- FR790060A - Assembly and hanging device for grouping packaging of matching shapes :
en
fr
- GB438519A - Improvements relating to boiling or like pans :
en
- GB438382A - New or improved method of and means for removing coating materials such as paint from metal and the like fireproof surfaces :
en
- GB438421A - Improvements in and relating to the chilling of steel rod :
en
- FR790038A - Oil lubrication system, especially for internal combustion engines :
en
fr
- GB438188A - Manufacture of bituminous constructional materials :
en
- ES139320A1 - Apparatus for quickly and perfectly skinning slaughtered animals. :
en
es
- ES139527A1 - A method of constructing contact organs for electric discharge lamps. :
en
es
- US2020805A - Paper receiving carriage :
en
- DE621660C - Device for braking AC double motors with vertical shaft :
de
en
- DE621731C - Electrolyte for generating electrolytic deposits of rhodium :
de
en
- USD97488S - Design for a clock case :
en
- GB438193A - Improvements in multi-colour cinematography :
en
- GB438387A - Improvements in drinking bowls for cattle and horses :
en
- CH180651A - Apparatus for stretching and advancing fibrous material in the form of curly strands and for bringing these strands one by one into a distribution area. :
en
fr
- CH180849A - Hydraulic power transmission device. :
de
en
- FR790003A - Improvements to electronic discharge devices :
en
fr
- GB438176A - Improvements relating to display sheets and the like more especially for albums :
en
- FR790231A - Method and devices for increasing the production of vertical heating tube evaporators :
en
fr
- CA354141A - Thrashing apparatus :
en
fr
- GB438256A - Improvements in or relating to game or puzzle devices :
en
- DE621679C - Device for separating the light beams used for control purposes in optical sound recording devices :
de
en
- US2020500A - Safety razor :
en
- US2020893A - Vending machine :
en
- US2020868A - Boring machine and the like :
en
- ES139372A1 - Improvements in the manufacture of metal sheet floats for fishing nets. :
en
es
- DE621815C - Heat time relay to achieve long switching times :
de
en
- DE621849C - Wind power machine, the power of which is distributed over several machines as the speed increases :
de
en
- FR790098A - Coffee flakes and its manufacturing process :
en
fr
- US2020540A - Monorail motor truck :
en
- US2020586A - Antiskid device for wheel treads :
en
- US2020313A - Zinc sulphide :
en
- US2020881A - Hay silo :
en
- DE621142C - Knitting machine, especially warp knitting machine :
de
en
- DE621195C - Machine for attaching press studs :
de
en
- ES139271A1 - A PROCEDURE TO OBTAIN CAPILLARY ACTIVE MEDIA :
en
es
- FR790075A - Improvements to machines for gimping rubber threads :
en
fr
- GB438410A - Apparatus for dehydrating oil-containing materials :
en
- DE621717C - Hand-operated or automatic lifting device for brush holders of electric motors :
de
en
- DE621788C - Letter pack for needles or the like with a viewing opening which is covered by a transparent film :
de
en
- GB438071A - Universal beds for invalids :
en
- USD97484S - Design for a lady s hand bag :
en
- DE621756C - Cold bed roller conveyor for rolling mills with one or more run-up channels :
de
en
- US2020561A - Spear and releasable hammer :
en
- ES139553A3 - A procedure to improve the appearance and presentation of embroidered and printed fabrics and fabrics and garments made with them. :
en
es
- FR790247A - Improvements made to grinding wheels :
en
fr
- GB438297A - Improvements in or relating to compositions suitable for use as filling or coating material for paper and textiles :
en
- DE621859C - Device for washing and other wet treatment of textile goods :
de
en
- GB438252A - An improvement in cricket bats and like bats for use in games :
en
- FR45688E - Extrusion press for manufacturing metal tubes and bars :
en
fr
- GB438266A - A tilting device for rolling mills :
en
- ES3705Y - Purifying and economizing apparatus. :
en
es
- FR790256A - Glass suction cup for the building industry :
en
fr
- FR45681E - Marine rescue apparatus :
en
fr
- GB438395A - Improvements in and relating to bore-hole pumps :
en
- FR45671E - Improvements in power supply and adjustment systems for synchronous and asynchronous machines :
en
fr
- FR790224A - Improvements to trunks, suitcases or other similar receptacles :
en
fr
- ES138814A3 - Procedure for the extraction of fats and oils containing solid parts of animal origin. :
en
es
- FR790181A - Ironer for razors and similar instruments :
en
fr
- GB438091A - Improvements in tooth brushes with an arrangement for massaging the gums :
en
- CA354070A - Photographic layer :
en
fr
- US2020360A - Paneled structure :
en
- US2020994A - Manufacture of goods of or containing sponge-like or cellular rubber :
en
- US2020558A - Fire valve device for gas meters :
en
- US2020676A - Temperature indicator :
en
- US2020880A - Railway hopper car :
en
- GB438203A - Improvements relating to the installation of electric conduit systems in concrete floors and the like :
en
- US2020776A - Laminated material :
en
- US2021084A - Bottle seal :
en
- US2020894A - Method of making endless metal cloths or wire fabrics :
en
- US2021024A - Grinding machine :
en
- US2020952A - Backfiring indicator for mercury arc rectifiers :
en
- US2020753A - Fuel injection system for aircraft engines :
en
- USRE19748E - Cooling system :
en
- USD97513S - Design for a tubing cutter :
en
- AT143324B - Method and device for cutting tooth gaps into combs. :
de
en
- CH180710A - Camera with built-in light meter. :
de
en
- IE14071L - Conveyor. :
en
- CH180713A - Device to facilitate swimming. :
de
en
- ES4100U - Swimsuits with flowers or garlands applied (Machine-translation by Google Translate, not legally binding) :
en
es
- US2020496A - Process of dyeing :
en
- US2020362A - Electric current converter :
en
- US2020679A - Golf club :
en
- DE621639C - Radiation control unit :
de
en
- US2020648A - Product for use as germicide, fungicide, or insecticide :
en
- US2020834A - Collapsible container :
en
- US2020963A - Refrigerator cooling tank for drinking water :
en
- US2021060A - High frequency communicating system :
en
- US2020975A - Calculating machine :
en
- CA354131A - Typewriter :
en
fr
- CH180716A - Device for attaching a shoe to a ski. :
en
fr
- US2020899A - Stabilizing means for vehicles :
en
- US2020712A - Electric connecter device :
en
- CH180864A - Process for the preparation of a new polyazo dye. :
de
en
- FR790043A - Device for placing bottle closure caps during their transport from the filling point to the capping point and machine for perfecting their closure :
en
fr
- FR790045A - Improvements to paper folding machines :
en
fr
- FR790103A - Improvements in the detection and amplitude adjustment of radio-electric oscillations :
en
fr
- FR790252A - Steam stripper lance :
en
fr
- FR45669E - Process for detecting the presence of certain bodies in the soil or elsewhere, and for studying their properties :
en
fr
- FR790250A - Pressure device for hydraulic brake :
en
fr
- US2020346A - Vehicle body construction :
en
- DE621743C - Stand winding consisting of separate partial windings for AC machines with high performance :
de
en
- ES139266A1 - Procedure for the application of an artificial ornamentation on marble tombstones of dark and black tones. :
en
es
- GB438232A - Improved device for removing drills or other articles from their shafts :
en
- AT143359B - Device for hydraulic power transmission, in particular for hydraulic brakes of motor vehicles. :
de
en
- DE621733C - Process for connecting rods with reinforced rod ends within a framework by welding :
de
en
- DE621903C - Lifting cistern for small and full flushing :
de
en
- GB438368A - Improvements in or relating to pneumatic player apparatus for musical instruments :
en
- AT143419B - Pulley for deep drilling rigs. :
de
en
- DE621663C - Electric heater :
de
en
- FR790254A - Sulfur-powder for the projection of pulverulent materials of great fineness :
en
fr
- GB438498A - Improvements in and relating to rectifier installations :
en
- DE621748C - Cattle stables :
de
en
- DE621888C - Disc clutch :
de
en
- DE621989C - Metallic mold plates :
de
en
- FR790071A - Improvements in the manufacture of chain links :
en
fr
- DE621410C - Banknote receipt and dispensing device for money exchange, residual return and wage payment registers :
de
en
- GB438093A - Improvements in or relating to process for curing and preserving plant products :
en
- DE621614C - Device for galvanizing sheet metal using the lead zinc process :
de
en
- DE621981C - Line casting machine with vertically movable casting slide that can be stopped at different heights :
de
en
- CH180742A - Apparatus for the production of sheet or tape material while maintaining the desired thickness thereof. :
de
en
- US2020886A - Lamp support :
en
- FR790279A - Production of quaternary polyammonium combinations :
en
fr
- GB438184A - Apparatus for the production of extracts from coffee and tea :
en
- USD97492S - Design fob a shoe buckle :
en
- DE621900C - Protective container for transport bottles :
de
en
- AT143422B - Self-collecting skill game. :
de
en
- GB438425A - Improvements in or relating to the imparting of bloom or green fluorescence to lubricating oils :
en
- DE621964C - Process for the production of barbituric acids :
de
en
- FR790189A - Arrangement of brushes for collectors of dynamo-electric machines :
en
fr
- GB438064A - Improvements in thermostatic devices :
en
- CA354031A - Photographic process :
en
fr
- US2020737A - Gaseous electric discharge arc lamp :
en
- DE621873C - Arrangement to maintain the transmission of energy via overhead lines with one or more conductors during thunderstorms :
de
en
- FR790165A - Improvements to the control mechanism of automobile clutches :
en
fr
- US2020323A - Method of making zinc and sodium sulphides :
en
- US2021096A - Door construction for refrigerators :
en
- US2020695A - Hinge :
en
- FR790080A - Compressor-drainer :
en
fr
- DE621659C - Frequency converter :
de
en
- DE621866C - Portable ticket printer :
de
en
- FR790029A - Lock for vehicle doors :
en
fr
- FR790204A - Pressure indicator :
en
fr
- GB438036A - Improvements in blowers and the like :
en
- GB438202A - Improvements in door-operated electric switches :
en
- FR790138A - Process for manufacturing sponge rubber articles from aqueous dispersions of rubber :
en
fr
- FR790158A - Coreless induction furnace for low frequencies :
en
fr
- AT143316B - Comb cutting machine. :
de
en
- GB438178A - Improvements in and relating to furnaces :
en
- GB438416A - Improvements relating to a method of and apparatus for making fire-extinguishing foam :
en
- DE621703C - Process and device for processing used photo and cinema films :
de
en
- FR45676E - New dyes of the carbocyanine series and their preparation process :
en
fr
- FR790273A - Improved machine for filling siphons and similar containers for carbonated drinks :
en
fr
- GB438254A - Press for pressing of plates, especially for use in the manufacture of radiators :
en
- GB438226A - An improvement in or relating to flexible couplings for transmitting rotary motion :
en
- GB438262A - Electrically insulated coupling for metal pipes or conduits :
en
- DE621938C - Lifting device consisting of a wedge and a trestle guided on this and secured against rolling back :
de
en
- ES139562A1 - IMPROVEMENTS IN THE REGULATION OF THE AIR INLET IN INTERNAL COMBUSTION ENGINES WITH A FOUR-STROKE CYCLE :
en
es
- FR790133A - Improvements in the construction of vaults and walls of ovens and hearths :
en
fr
- FR790285A - Shaving cream spreader :
en
fr
- DE621680C - Smoking cutlery :
de
en
- FR790296A - New traction and orientation device in continuous extension :
en
fr
- GB438237A - Machine for stoppering bottles, flasks, tin cans, and the like with stoppers of corkor similar material :
en
- FR790206A - Method and apparatus for dispensing one fluid dropwise into another, particularly during a washing or extracting operation :
en
fr
- DE621891C - Method for storing food, especially eggs :
de
en
- ES138563A1 - Improvements in the assembly of highly sensitive cascade amplifiers. :
en
es
- FR790142A - Television set :
en
fr
- GB438058A - Improvements in apparatus for igniting gas-burners :
en
- GB438379A - An improved draw-off or filling connection, particularly for drums, tanks or the like :
en
- USD97480S - Design for an overshoe :
en
- US2021021A - Manufacture and production of hard metal alloys :
en
- DE578897C - Process for the production of pipes and pipe connections from paper :
de
en
- FR790094A - Device for transferring liquids :
en
fr
- GB438204A - Improvements in air cleaners and classifiers for fine coals :
en
- GB438276A - Improvements in the manufacture of multiple-folded and doubled yarn or thread :
en
- FR790183A - Device for producing a control voltage of rectangular shape and of any desired frequency :
en
fr
- ES139498A1 - PROCEDURE FOR OBTAINING NON-SATURATED PREGNANODIONES :
en
es
- GB438107A - Improvements in or relating to statistical machines :
en
- GB438589A - Improvements in or relating to the manufacture of crepe threads and crepe fabrics :
en
- US2020330A - Automatic circuit breaker :
en
- ES139325A1 - Perfection in the machines to choose cork discs. :
en
es
- ES4158U - Removable rim for vehicle wheels intended to carry pneumatic fittings (Machine-translation by Google Translate, not legally binding) :
en
es
- FR790265A - Sorting machine :
en
fr
- CH180611A - Connection of railroad tracks at the butt joint. :
de
en
- US2020537A - Lubricating device :
en
- DE621632C - Switch with arc extinguishing by compressed gas :
de
en
- ES139385A1 - A procedure for obtaining metallic tape and thin sheet metal. :
en
es
- DE621969C - Food can :
de
en
- US2021039A - Device for the handling of bulk material :
en
- US2020687A - Apparatus for use in the manufacture of films and foils :
en
- CA354042A - Identification band :
en
fr
- AT143510B - Time announcement device, in particular for self-connecting telephone networks. :
de
en
- AU2076635A - Improvements in or relating tothe manufacture of cigarettes :
en
- FR45662E - Further training in portable film cameras :
en
fr
- DE621739C - Process for improving the storability and spreadability of mixed fertilizers obtained by reacting the components :
de
en
- ES139361A1 - Improvements in the selective mechanisms for the control of the change of speeds. :
en
es
- USD97501S - Pencil holder :
en
- US2020650A - Thiazole substituted by a primary alkylamino group :
en
- CH180822A - Telegraph system with dual current operation. :
de
en
- CH180738A - Power-operated hand scissors with knives moving in parallel. :
de
en
- DE621946C - Resilient coupling :
de
en
- DE621653C - Fluid brake for vehicles :
de
en
- FI16815A - Cardboard :
en
fi
- FR790056A - Lighter in which ignition is produced by opening the cover :
en
fr
- ES139276A1 - A process for treating metal surfaces, especially for preparing them to receive lacquer, paint and the like. :
en
es
- FR790150A - Board game :
en
fr
- GB438152A - Improvements relating to propelling mechanism for boats :
en
- GB438303A - Improvements in or relating to thermostatic switches :
en
- DE621818C - Mass for making crucibles :
de
en
- US2020397A - Vehicle cushion seat and the like :
en
- US2020598A - Animal trap :
en
- USD97489S - Design for an eyeshade :
en
- GB438285A - Improvements in or relating to electric oscillators for use with cathode-ray tubes :
en
- AT143413B - Typewriter. :
de
en
- AT143481B - Spatial direction finder. :
de
en
- US2020777A - Oil burner :
en
- US2020920A - Cable equalizer :
en
- US2020425A - House car :
en
- US2020872A - Aircraft engine and gun assembly :
en
- GB438189A - Improvements in refrigerated containers for the storing and transporting of sweetmeats :
en
- CH180629A - Device for achieving perfect combustion of the oxide gases in heating systems. :
de
en
- US2020418A - Carburetor :
en
- US2020930A - Control of electric vacuum discharge tubes :
en
- USD97490S - Design for a shoe :
en
- DE621922C - Circuit arrangement for starting up amplifiers to be switched on in signal or telephone lines :
de
en
- US2020606A - Vehicle-protecting lock :
en
- CH180873A - Process for the preparation of a hardenable condensation product. :
de
en
- GB438143A - Improvements in electrical welding machines :
en
- CA354072A - Food chopper :
en
fr
- FR790087A - A gauge-like device for checking the concentricity of the brake linings :
en
fr
- US2020359A - Corrosion preventing system and process :
en
- US2020876A - Display carton :
en
- US2020400A - Method of weaving pile fabrics :
en
- USD97512S - Design for a bottle :
en
- AT143355B - Roller skate for rail vehicles. :
de
en
- AT143459B - Superheterodyne receiving apparatus. :
de
en
- AT143508B - Motor vehicle with independently sprung wheels. :
de
en
- ES139282A1 - An apparatus for ascertaining the values of advancement, intended for instruments of fire direction in the antiaircraft defense. :
en
es
- GB438191A - Improvements in bibcocks and stopcocks :
en
- US2020340A - Thieme :
en
- US2020410A - Safety detonating device for use in torpedoing oil wells :
en
- US2020787A - Screen and process of making the same :
en
- DE621719C - Protection device for capacitors in alternating current networks :
de
en
- FR790074A - Improvements to devices for obtaining electrolytic deposits :
en
fr
- CH180753A - Match container. :
de
en
- DE621650C - Device for preventing pitting and solid deposits from solutions, in particular from feed water :
de
en
- GB438079A - Improvements in stop motion mechanism for swivel looms :
en
- NL37113C - :
en
- US2020544A - Folding sectional door :
en
- US2020843A - Meat forming :
en
- US2021102A - Discharge tube :
en
- AT143393B - Gaseous fuel burners. :
de
en
- AT143542B - Method and device for producing a flammable mixture of air and heavy hydrocarbons for feeding internal combustion engines. :
de
en
- CH180781A - Radio interference protection device on electrical devices and machines. :
de
en
- US2020390A - Shunt for electric blasting caps :
en
- US2020550A - Well pumping apparatus :
en
- US2020812A - Boring machine :
en
- GB438074A - Improvements in or relating to the driving gears of sheaf-binding harvesting machines :
en
- GB438224A - Improvements in the pouring arrangements of tea-pots, coffee-pots, jugs and the like :
en
- DE621905C - Method and device for bringing about a heat exchange between a warmer gas stream loaded with condensable vapors and another, colder gas stream of approximately the same total pressure :
de
en
- US2021046A - Process for devulcanizing rubber :
en
- DE621132C - Arrangement for period conversion, which consists of two asynchronous frequency converters with different numbers of poles and a common drive motor :
de
en
- ES139321A3 - A tensioning system to hold the boot against the ski binding. :
en
es
- DE622072C - Device for separating dust from gases :
de
en
- DK50897C - Of elements composed Central heating boiler. :
da
en
- FR790268A - Device for opening a door either to the right or to the left :
en
fr
- GB438136A - Improvements in or relating to articles made of ebonite :
en
- FR790013A - Electric cooker with oven for baking or roasting :
en
fr
- FR790077A - Improvements to digital indicating devices (and possibly printing) :
en
fr
- FR790182A - Device for producing voltages having a determined shape curve for the purpose of controlling static discharge converters in a gas or vapor atmosphere :
en
fr
- FR790201A - Aerostable wing for aircraft :
en
fr
- US2020479A - Planographic printing element :
en
- US2020652A - Edging roll for rolling mills :
en
- US2020653A - Conversion of hydrocarbon oils :
en
- US2020836A - Switch actuating mechanism :
en
- CA354044A - Engine cylinder :
en
fr
- CA354125A - Super-regenerative radio receiver :
en
fr
- CH180776A - Dry air deep freezing method. :
de
en
- US2020628A - Means for handling pulverulent or granular material and the like :
en
- US2020752A - Method of forming contact points :
en
- CH180614A - Process for the production of light-colored bituminous road and floor coverings. :
de
en
- CH180678A - Process for breaking down solutions or liquid mixtures by cooling and crystallizing individual components and a device for carrying out the process. :
de
en
- AT143423B - Device, preferably for small-tone film apparatus, to eliminate or reduce mechanical interfering vibrations. :
de
en
- AT143428B - Device for connecting band-shaped bodies made of paper, celluloid and other material by gluing. :
de
en
- CH180698A - Process for the preparation of a dye of the dioxazine series. :
de
en
- US2020515A - Concrete form key, tie, and spacer :
en
- AT143520B - Silver chewing gum. :
de
en
- GB438503A - Process and apparatus for baling artificial fibres :
en
- AT143391B - Beer dispenser. :
de
en
- CH180871A - Process for the preparation of a hardenable condensation product. :
de
en
- US2020913A - Distribution apparatus :
en
- US2020938A - Material and article handling machine :
en
- AT143397B - Mouthpiece for wine lifter or the like. :
de
en
- CH180719A - Device for forming an emergency sled with the help of skis and ski equipment. :
de
en
- CA354089A - Modified castor oil and coating composition :
en
fr
- CA354124A - Oscillation generation system :
en
fr
- US2020378A - Spark arrester :
en
- CH180610A - Automatic cap weir. :
de
en
- US2021068A - Window screen :
en
- CA354053A - Paper manufacture :
en
fr
- DE621724C - Device for automatic regulation of the grate speed of traveling grates in combustion systems :
de
en
- ES139563A2 - IMPROVEMENTS IN EDGE FINISHING MACHINES :
en
es
- US2020503A - Adjustable leg structure :
en
- US2020966A - Spark plug and method of making the same :
en
- CA354093A - Driving mechanism :
en
fr
- DE621669C - Method and device for producing a glass ribbon :
de
en
- DE621919C - Automatic device for adjusting the spacing of brake blocks on rail vehicles :
de
en
- DE621997C - Lid pressing device for cooking pots :
de
en
- US2020339A - Commercial package :
en
- FR790127A - Handkerchief antiseptic pouch :
en
fr
- CH180662A - Durable mixture suitable for dyeing and printing textiles. :
de
en
- AT143533B - Electric vacuum cleaner. :
de
en
- CH180645A - Process for the production of barrel locks. :
de
en
- DE621628C - Process for dearsenating potash eyes :
de
en
- FR790221A - Knurling machine :
en
fr
- FR790222A - Rotary oven device for cookers :
en
fr
- ES139338A1 - Procedure for the manufacture of soap with cocoa butter or similar products. :
en
es
- US2020604A - Drinking fountain :
en
- US2020919A - Coking retokt oven :
en
- GB438045A - Improvements in or relating to electrical signalling systems :
en
- CH180811A - Method for sterilizing metallic objects for medical purposes. :
de
en
- US2020482A - Driving mechanism :
en
- US2020505A - Production of monocarboxylic acids and their derivatives :
en
- US2020583A - Road grading machine :
en
- US2020720A - Bottle cap :
en
- DE621965C - Electrical switchgear, such as shift drum u. Like., In which the Isolierkoerper is mechanically stressed during the switching process and is also exposed to the effect of an arc :
de
en
- FR790177A - Rake rake :
en
fr
- US2020778A - Carburetor control :
en
- AT143469B - Straightening device for the automatic formation of the elevation angle. :
de
en
- DE621974C - Piston dough dividing machine :
de
en
- GB438180A - A measuring tap, preferably of glass, for delivering liquids :
en
- US2020309A - Process for heat treating foods :
en
- CH180722A - Damping device to be applied to the muzzle of a firearm. :
de
en
- DE621673C - Process for the production of hollow brick beams :
de
en
- GB438517A - Hydraulic variable transmission :
en
- AT143433B - Suitcase video recorder. :
de
en
- CA354102A - Solvent production :
en
fr
- US2020497A - Collapsible tire building form :
en
- US2021005A - Control system for oil-electric locomotives :
en
- US2020502A - Partitioning :
en
- US2020630A - Protective lining for vessels :
en
- US2020718A - Electric device :
en
- CA354135A - Heel cover :
en
fr
- US2020531A - Buckle :
en
- US2020551A - Poultry feeder :
en
- US2020785A - Interlocked propelling and clamping means for mobile drills :
en
- AT143442B - Small X-ray apparatus, in particular for dental purposes. :
de
en
- CH180754A - matchbox. :
de
en
- CH180851A - Electrical device for remote control of doors. :
de
en
- US2020338A - Process of treating derivatives of cellulose and product thereof :
en
- US2020287A - Manifold book :
en
- US2020875A - Energization and control of amplifiers :
en
- US2020915A - Mercury arc rectifier :
en
- AT143341B - Pressure device for the knives of mowing machines. :
de
en
- AT143395B - Press for fruit, vegetables, etc. like :
de
en
- US2020300A - Bag and method of making same :
en
- CA354052A - Safety razor :
en
fr
- US2020739A - Centrifugal friction governor for clock-trains, etc. :
en
- CA354134A - Liquid-applying apparatus :
en
fr
- CH180739A - Process for manufacturing metal powders and installation for carrying out this process. :
en
fr
- DE621661C - Device for ending an elongated light tube :
de
en
- ES139384A1 - Procedure for obtaining semi-soluble calcium pectinate. :
en
es
- DE621643C - An electric motor drives a centrifugal machine :
de
en
- GB438067A - Improvements in and relating to oil burning apparatus :
en
- DE621820C - Device for determining the light transmittance of thin layers, especially photographic layers :
de
en
- DE621829C - pull bar :
de
en
- GB438095A - Improvements in or relating to the manufacture of piston rings :
en
- GB438228A - A new or improved process for the plating of aluminium :
en
- CA354136A - Hydrocarbon oil cracking process :
en
fr
- US2020609A - Display apparatus :
en
- US2020935A - Circuit interrupter :
en
- US2020671A - Manufacture of oxygenated organic compounds :
en
- CA354126A - Audion circuit :
en
fr
- US2020519A - Collapsible steel centering :
en
- US2021027A - Oil emulsion :
en
- CA354143A - Desiccating method :
en
fr
- AT143450B - Ring binder mechanism. :
de
en
- US2020770A - Hydraulic brake system :
en
- US2020398A - Electromagnetic regulating apparatus :
en
- US2020405A - Distributor :
en
- US2020896A - Vehicle ventilating apparatus :
en
- US2020711A - Liquid dispensing apparatus :
en
- US2020849A - Bottle filling machine :
en
- CH180751A - Ashtray. :
de
en
- USD97464S - Design for a textile fabric or simi :
en
- CH180842A - Device on cover lenses to prevent them from tarnishing. :
de
en
- US2020908A - Metal lath :
en
- CH180640A - Tool for stirring and beating machines. :
de
en
- US2020285A - Sheet metal wire clamp :
en
- US2020454A - Molded pulp article :
en
- US2020931A - Network distribution :
en
- CA354050A - Metal comminuting process :
en
fr
- CH180622A - Noise-dampening throttle and shut-off device for liquid lines. :
de
en
- DE621562C - Method and device for drying or conditioning cigarettes :
de
en
- DE621612C - Buckle clasp for bracelets, watch straps, necklaces, etc. :
de
en
- GB438170A - Improved means for connecting together electric cables :
en
- CH180853A - Electrical security system for crossings, especially in railway systems. :
de
en
- GB438092A - Improvements relating to arrangements for preventing unauthorised use of motor vehicles :
en
- GB438367A - Improvements in flint lighters for pipes, cigarettes and the like :
en
- US2020746A - Parachute pack and chair :
en
- US2020450A - Triturating, emulsifying, and mixing machine :
en
- US2020584A - Crate lid :
en
- AT143498B - Process for the production of shaped pieces of carbon material produced from organic substances by thermal decomposition, in particular charcoal. :
de
en
- US2020824A - Process of fertilizing soil :
en
- US2021089A - Oil grade indicator :
en
- US2020638A - Refrigerator drawer :
en
- US2021114A - Magazine storage rack :
en
- AT143352B - Device for detaching the ground material from grinding rollers with automatic disengagement. :
de
en
- AT143524B - Knotting apparatus, especially for knotting warp threads. :
de
en
- DE621976C - Manufacture of compounds containing aluminum and fluorine :
de
en
- US2021022A - Awning :
en
- US2020288A - Apparatus for use in making footwear :
en
- USD97504S - Design for a deess :
en
- US2020774A - Window washing chair :
en
- US2021013A - Apparatus for circulating the glass in glass furnace gathering basins :
en
- US2020772A - Aircraft appliance :
en
- AU2051034A - Anew or improved method of, and means for, drying or conditioning articles :
en
- US2020520A - Centering device for concrete forms :
en
- US2020784A - Windshield wiper :
en
- US2020469A - Sphygmomanometer :
en
- US2020703A - Improved hydrocarbon products, especially lubricating oils :
en
- US2020569A - Trombone :
en
- US2021050A - Dyeing spool :
en
- USD97449S - Design for a bear member for a :
en
- US2020298A - Cyclic ester :
en
- US2020347A - Electric wave altimeter :
en
- US2020709A - Grinding machine :
en
- USD97506S - Design fob a vending machine cabinet :
en
- DE621778C - Method and device for generating and maintaining vibrations when driving advertising bodies attached to flexible suspension elements and moving in any path :
de
en
- GB438050A - Manufacture of polyvinyl esters :
en
- FR790144A - Dryer for reel textiles :
en
fr
- DE621697C - Amplifier arrangement :
de
en
- FR790185A - Combined furniture forming bed and armchair or sofa :
en
fr
- FR790236A - Waterproof fabrics and their manufacturing processes :
en
fr
- GB438268A - Improvements in laminated decorative glass-surfaced sheets :
en
- GB438585A - Improvements in the manufacture of cellulose ester and ether filaments, threads, films, foils and the like :
en
- GB438426A - Manufacture of acid dyestuffs :
en
- CH180700A - Method for applying ignition charges to cords at specific intervals and device for carrying out the method. :
de
en
- DE621640C - Land vehicle, in particular motor vehicle, the frame of which is entirely or partially designed as a three-dimensional, flexurally and torsionally rigid framework :
de
en
- ES139348A1 - A procedure for drying rayon (formerly called artificial silk). :
en
es
- FR790290A - Electric discharge tube :
en
fr
- FR790294A - Ignition distributor for internal combustion engines :
en
fr
- CA354095A - Clutch :
en
fr
- CH180656A - Needle bar control device for zigzag sewing machines. :
de
en
- GB438523A - Improvements in or relating to new vat dyestuff compositions :
en
- GB438043A - Improvements in or relating to electric motor control systems :
en
- DE621944C - Method for uniting parts of a tree :
de
en
- GB438215A - Improved machine for sharpening scissors, shears or the like :
en
- GB438497A - Improvements in and relating to rectifiers :
en
- GB438597A - Improvements in or relating to vending and amusement apparatus :
en
- DK50878C - Steam developer with forced flow of the tool. :
da
en
- FR790249A - Device for continuous gyroscope angle adjustment in automobile torpedoes provided with gyroscopic torpedo guides :
en
fr
- ES139532A1 - A new oil extraction process, characterized in that the diffusion and centrifugation of the masses of olives is simultaneously carried out, taking advantage of the diffusing liquid to evacuate the products in continuous operation. :
en
es
- FR790274A - Device for automatic thawing of refrigeration installations :
en
fr
- FR790282A - Convertible packaging, more particularly usable for the sale presentation and sale of dolls :
en
fr
- FR790019A - Pipe assembly device :
en
fr
- FR790086A - Universal safety razor blade sharpening machine :
en
fr
- GB438342A - An improved illuminated vanity case :
en
- FR790096A - Pallet game :
en
fr
- FR790226A - Sickbed :
en
fr
- US2020677A - Friction gear :
en
- DE621559C - Trailer for motor vehicles :
de
en
- ES4161U - Device for the binding of drilled sheets by means of two or more receiving rings (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438253A - Improvements relating to self-locking nuts :
en
- IE13843L - road rollers :
en
- DE621687C - Swiveling aircraft chassis :
de
en
- GB438384A - Emergency fittings for aircraft :
en
- GB438284A - Improvements in or relating to suction cleaners :
en
- GB438338A - Improved knee pad or protector :
en
- US2020889A - Apparatus for uncoiling coiled sheet metal :
en
- US2020984A - Leggings or ski pants :
en
- US2021033A - Combined foundation bandeau and apron :
en
- DE621868C - Axle bearing :
de
en
- US2021004A - Sugar and the like dispenser :
en
- US2020434A - Loom and method of weaving :
en
- FR790040A - Improvements to flour or fillers and their preparation :
en
fr
- FR790073A - Elevating platform :
en
fr
- FR45667E - Production process for monoazo dyes :
en
fr
- US2020565A - Friction testing machine :
en
- DK50886C - Device for internal combustion engines of a kind in which liquid fuel is injected through spring-loaded fuel valves. :
da
en
- GB438104A - Improvements in and relating to electric transformers :
en
- GB438401A - Improvements in or relating to electric circuit interrupters :
en
- AT143365B - Device for influencing the filling of the brake line of compressed air brakes. :
de
en
- US2020902A - Manufacture of zinc sulphide pigment :
en
- GB438335A - Improvements in counter sales book :
en
- IE13633L - Combustion control in furnaces :
en
- DE621931C - Winding process for core ring coils :
de
en
- US2020560A - Indicating instrument :
en
- GB438056A - Process of refining crude fats and fatty oils :
en
- IE13882L - Vegetable mashers :
en
- USD97463S - Design for a textile fabric :
en
- GB438102A - Improvements in or relating to removable handles for containers :
en
- DE621742C - Device for the automatic control and monitoring of feed motors in continuous grinders :
de
en
- FR790141A - Time reset of clocks, mainly by means of power lines :
en
fr
- GB438392A - Electrical friction massage apparatus :
en
- FR790095A - New clothing display device :
en
fr
- GB438106A - Improvements in or relating to the air-cooling of internal-combustion engines :
en
- GB438108A - Improvements in and relating to matrices for type-bar-making machines :
en
- US2020412A - Attachment for beer dispensing apparatus :
en
- FR790196A - Insecticidal and anti-cryptogamic product, process and device for its manufacture :
en
fr
- ES139337A3 - Improvements in the manufacture of paper tubes used in spinning. :
en
es
- GB438066A - Improvements in or relating to spring mattresses :
en
- FR790300A - Improvements to television receivers :
en
fr
- GB438593A - An improved method of and means for the storage of continuous electric heating of water and other liquids :
en
- DE621955C - Wheel frame rotatable around a vertical axis on the vehicle frame, especially for motor vehicles and trailers :
de
en
- DK50893C - Process for the Preparation of Molecular Compounds of 1-Phenyl-2,3-Dimethyl-4-Isopropyl-5-Pyrazolone and Barbituric Acid Derivatives. :
da
en
- DE621728C - Multi-part straw shaker for threshing machines :
de
en
- ES139375A1 - A procedure for manufacturing guides for bicycles and motorcycles. :
en
es
- DE621555C - Electric candle :
de
en
- DE621706C - Tobacco cutting device :
de
en
- DE621937C - Luffing crane :
de
en
- US2021010A - Persisting luminescent screen :
en
- DE621638C - Agent for preventing naphthalene deposits in luminous gas lines :
de
en
- ES139483A1 - An improved process for the preparation of alkaline earth metals. :
en
es
- FR790122A - Method and device for adjusting variable speed mechanisms :
en
fr
- GB438329A - Improvements in or relating to the manufacture of dielectric materials :
en
- AT143364B - Track light projector for marking the vehicle width of motor vehicles. :
de
en
- CH180599A - Safety device on knife drums of agricultural cutting machines. :
de
en
- US2020419A - Apparatus for supplying web-material :
en
- US2021125A - Paper-making :
en
- USRE19755E - Fuse for aeroplane defense :
en
- DE621689C - Winding device for spinning, twisting and winding machines :
de
en
- DE621708C - Connecting iron for overlapping parts in mining :
de
en
- FR45686E - Dispenser for liquids and especially liquid soaps :
en
fr
- GB438293A - Nickelling process applicable to all metals and particularly to those which are moreelectro-negative than nickel :
en
- GB438155A - Improvements in anti-friction bearings and like parts :
en
- FR790084A - Improvements in high frequency coupling means :
en
fr
- GB438213A - Improvements in school desks :
en
- GB438886A - Purification of hydrogen peroxide solutions :
en
- US2020847A - Automatic regulator and method :
en
- CH180675A - Lace closure for footwear. :
de
en
- DE621636C - Device for switching off multi-phase lines :
de
en
- FR790131A - Improvements to internal combustion turbines :
en
fr
- FR790276A - Improvements made to servomotor control devices, in particular those for the transmission of automobiles :
en
fr
- GB438310A - Improvements in mixing and measuring devices :
en
- US2020850A - Apparatus for mixing liquids and gases :
en
- CH180827A - High-frequency receiving arrangement, in particular for receiving radio beacon signals. :
de
en
- US2020759A - Construction of the trailing edges of aeroplane wings :
en
- US2020363A - Automatic volume control arrangement :
en
- US2021003A - Packing and display container :
en
- US2020526A - Device for registering the charging condition of airships :
en
- US2021047A - Endless freezing container :
en
- US2021053A - Fluid pressure regulation system :
en
- AT143518B - Dry fire extinguishers. :
de
en
- AT143529B - Suitcase. :
de
en
- US2020758A - Combined brake and throttle control mechanism :
en
- CA354077A - Pile fabric making machine :
en
fr
- DE621880C - Filter cloth tape to be used in paragraphs :
de
en
- FR790052A - Variable speed power transmission mechanism :
en
fr
- GB438160A - Distributor for liquids and particularly those liable to congeal :
en
- US2020670A - Controller for inductive devices :
en
- DE621977C - Process for the preparation of fluorinated organic compounds :
de
en
- FR790168A - :
fr
- FR790214A - Device for sticking gummed strips :
en
fr
- GB438319A - Improvements in thermostatic control of carburetting devices for internal combustion engines :
en
- GB438344A - Improved supports for tramway and the like rails :
en
- AT143460B - Device for the detachable connection of a lighting device to a microscope. :
de
en
- GB438509A - Process for the production of a food :
en
- US2020521A - Projecting apparatus :
en
- US2020980A - Last :
en
- USRE19758E - Method of and apparatus fob :
en
- US2020576A - Flexible tile :
en
- US2020643A - Anaesthetizing apparatus :
en
- DE621920C - Motor-driven carriage pusher :
de
en
- FR790046A - Improvements to internal combustion engines of the liquid fuel injection type :
en
fr
- FR790076A - Filter well, its construction and maintenance process :
en
fr
- GB438280A - Improvements in or relating to the manufacture of extracts or essences of coffee, chicory, cocoa and the like beverages :
en
- US2021014A - Sinking cellular piers and the like :
en
- US2020396A - Cable terminal device :
en
- DE621675C - Process for the production of lidded boxes with a neck rim :
de
en
- DE621786C - Adhesive tape roll :
de
en
- FR790120A - Shock absorbing steering wheel for automobiles :
en
fr
- ES4151U - A plate or fiberglass plate cupboard device for forging floors or ceilings (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438357A - Improvements in boilers for hot-water supply and heating systems :
en
- DE621709C - Process for processing ammonia water on simple or mixed ammonium salts :
de
en
- GB438415A - Process for increasing the viscosity of tars :
en
- DE621737C - Secret switch arrangement for electrical security systems :
de
en
- US2020567A - Mechanical movement shears :
en
- US2020813A - Centralized radio system :
en
- GB438206A - Improvements in means for exuding the contents of collapsible tubes or containers :
en
- DE621635C - Device for delaying switching processes :
de
en
- US2021103A - High frequency amplifier :
en
- ES139331A3 - A procedure for obtaining cooling of the aspirated air in open or closed cycle breathing apparatus. :
en
es
- ES139371A1 - Improvements in the manufacture of projectile fuzes. :
en
es
- FR45699E - Submersible canoe :
en
fr
- FR790121A - Device for adjusting domed rolling mill rolls :
en
fr
- GB438181A - Improvements in or relating to electron discharge devices :
en
- GB438347A - Improvements in or relating to apparatus for dispensing aerated waters and the like liquids :
en
- ES139542A1 - A coupling arrangement for high frequency communication devices. :
en
es
- CH180641A - Device to prevent food from burning in normal saucepans during cooking. :
de
en
- USRE19756E - krueger r :
en
- US2020815A - Building structure :
en
- US2021055A - Gas producing apparatus :
en
- NL37893C - :
en
- US2020319A - Method and apparatus for suede surfacing fabrics :
en
- US2021093A - Process for producing coarse crystalline ammonium sulphate and product thereof :
en
- US2020491A - Shearing mechanism :
en
- US2020581A - Bottom rail sealing strip :
en
- GB438088A - Improvements in or relating to domestic hot water supply systems :
en
- GB438171A - An improved hand rake :
en
- GB438185A - An improved process for refining mineral, vegetable or animal oils, paraffins, waxes, resins and the like :
en
- GB438227A - Improvements in incandescent cathodes particularly for gasfilled discharge tubes :
en
- FR790051A - Steering mechanism for road motor vehicles :
en
fr
- US2020744A - Typewriting machine :
en
- US2020798A - Discharging device :
en
- USD97505S - Design for a vending machine cabinet :
en
- DE607450C - Disk slot closure :
de
en
- AT143421B - Self-collecting goods ordering device. :
de
en
- CH180797A - Light filter. :
de
en
- ES139530A3 - A device to reduce vibrations. :
en
es
- FR790091A - Device intended for the exploration and graphic inscription of the shape of all internal anatomical cavities :
en
fr
- GB438502A - Automatic apparatusf or applying bobbins on to spindles for looms :
en
- GB438037A - Improvements relating to the propulsion of aircraft :
en
- US2020661A - Process for treating hydrocarbon oils :
en
- US2020782A - Combination case and display :
en
- CA354106A - Engine starter :
en
fr
- US2020322A - Process of treatment of complex materials containing potassium salts :
en
- US2020566A - Propulsion machine :
en
- US2020407A - Means for the reenforcement of sheathing for beams :
en
- US2020697A - Pneumatic dispatch system :
en
- USD97473S - Design fob a buckle :
en
- ES4164U - A new device for the binding of perforated sheets (Machine-translation by Google Translate, not legally binding) :
en
es
- US2020955A - Air regulating means for liquid :
en
- US2020959A - Centrifugal machine :
en
- DE621694C - Process for consolidating clay soils :
de
en
- ES139367A1 - Sanitary device with drive device for opening and closing. :
en
es
- FR790272A - Pipe joint that can be easily released :
en
fr
- DE621767C - Cleaning device for grooved rails :
de
en
- FR790042A - Hygienic sliding cross :
en
fr
- GB438146A - Improvements in or relating to the pasteurisation, sterilisation or like treatment of milk and other liquids :
en
- US2021091A - Package-making machine :
en
- US2020283A - Insect trap :
en
- US2020855A - Ornament :
en
- DE621713C - Process for the digestion of rock phosphates with hydrogen chloride :
de
en
- FR790015A - Improvements in the production of printing plates :
en
fr
- FR790209A - Improvements in the manufacture of wood or fiber boxes :
en
fr
- US2020969A - Shoe sole :
en
- US2021012A - Process for production of acid alkali-metal pyrophosphates :
en
- US2021082A - Clamp :
en
- CA354056A - Rheostat potentiometer :
en
fr
- CH180885A - Flying device. :
de
en
- FR790159A - Mechanism to smooth the underside of the shoes after assembly :
en
fr
- DE621971C - Device for pretreating material to be burned, preferably raw cement material :
de
en
- ES139395A1 - Improvements in the manufacture and coupling of trees and pump rods. :
en
es
- DK50887C - Gear exchange. :
da
en
- NL36937C - :
en
- US2020438A - Automobile seat :
en
- US2020665A - Process of making basic lead trinitroresorcinol :
en
- US2021008A - Electric comb :
en
- USD97459S - Design for a combined control knob :
en
- NL36862C - :
en
- US2020514A - Bundle holder :
en
- US2020934A - Manufacture of benzyl cellulose :
en
- US2020538A - Electric laundry iron :
en
- US2020856A - Core taking device :
en
- US2021120A - Seat construction :
en
- CH180752A - Output device. :
de
en
- ES139521A1 - A frequency changing network. :
en
es
- DE621907C - Centrifugal machine with splash lubrication :
de
en
- CH180733A - Product for melting and refining magnesium or its alloys. :
en
fr
- DE621789C - Synchronous clock with beat :
de
en
- ES139534A1 - Procedure of binding of blocks for notes and analogues. :
en
es
- FR45678E - Pressure indicator :
en
fr
- GB438376A - Improvements relating to the manufacture of metal tubes :
en
- GB438083A - Improvements relating to motor vehicle seats :
en
- ES139341A1 - Improvements in knitting machines. :
en
es
- GB438352A - Synchronous motor arrangement :
en
- CH180620A - Gas switch for liquid heater. :
de
en
- DE621772C - Device for supplying water to the mixture charge in internal combustion engines :
de
en
- AT143464B - Method and device for shooting against aircraft. :
de
en
- CA354026A - Radio receiving system :
en
fr
- GB438078A - Improvements in connection with the operation of points on railways :
en
- GB438296A - Improvements relating to retractable aircraft undercarriages :
en
- US2020688A - Process for the production of negatives or positives, particularly separation negatives for color reproduction :
en
- USD97516S - Design for a dispensing booth or :
en
- USD97460S - Design for a lens strap :
en
- AT143521B - Electric switch and changeover switch for large currents. :
de
en
- AU289803B2 - Flexible wrapping material comprising a cellophane laminate and package made therewith :
en
- FR790292A - New or improved regulator to regulate the draft in a flue :
en
fr
- AU2002034A - Improvements in devices for separating air from liquids :
en
- FR790219A - Further development of bottle rinsing machines :
en
fr
- GB438267A - Improvements in or relating to methods of mounting tubes in refrigerator cabinets and similar structures :
en
- DK50881C - Electric Tumbler Switch. :
da
en
- ES139327A1 - An inverting mechanism of the inclination of the wings of the marine propellers. :
en
es
- FR790105A - Thermostatically controlled circuit breaker :
en
fr
- GB438505A - Improvements in gramophones and the like :
en
- USD97450S - Design for a shoe :
en
- DE621845C - Device for the mechanical production of briquette bundles :
de
en
- FR790036A - Control and adjustment device for electric discharge paths :
en
fr
- US2021083A - Advertising device :
en
- US2021090A - Air conditioning system :
en
- ES139366A1 - Improvements in the construction of devices for the amplification of electrical variations. :
en
es
- FR790027A - Loose-leaf binding system :
en
fr
- DE621730C - Wall bushing for pipes in which the pipe is held centrally by balls in the bushing :
de
en
- FR790065A - Manufacturing process of agglomerates and products obtained :
en
fr
- GB438097A - Race game apparatus :
en
- US2020585A - Visor construction :
en
- US2020857A - Device for recording or reproducing a sound film :
en
- IE14307L - Purification of raw calcium aluminates :
en
- DE607103C - Heat-insulated metal vessel :
de
en
- DE621677C - Process for the regeneration and desilvering of fixing salt solutions :
de
en
- GB438033A - Improvements in or relating to seats :
en
- FR790269A - Rotary device for cleaning :
en
fr
- ES138954A3 - Manufacturing procedure for tubes with special alloys. :
en
es
- US2021088A - Motor fuel :
en
- US2020635A - Apparatus for picking up objects from a conveyer :
en
- US2020745A - Device on folding machines :
en
- FR790146A - Device for indicating the operating state of a network section :
en
fr
- DE621874C - Squirrel cage for induction motors :
de
en
- AT143411B - High voltage discharge vessel. :
de
en
- AT143536B - Reinforced concrete lattice mast. :
de
en
- CH180625A - Security lock for umbrella stand. :
de
en
- US2020577A - Automobile signal :
en
- US2020725A - Gaseous electric discharge lamp device :
en
- US2021011A - Mixing jar :
en
- CH180814A - Device for the production of hair perms. :
de
en
- CH180839A - Tube. :
de
en
- DE621878C - Smoke exhaust pipe with rotatable butterfly valve :
de
en
- GB438230A - New rubber product :
en
- US2020385A - Chemical products :
en
- DE615669C - Lens hood for lenses of photographic cameras designed as a carrier for replaceable filters :
de
en
- DE621855C - Device for the separate control of the shut-off valves of a fire extinguishing system :
de
en
- DE621958C - Reversing device for an exhaust steam turbine connected to a piston steam engine :
de
en
- US2020616A - Aircraft :
en
- US2021072A - Continuous heat treating machine :
en
- AT143333B - Device for fine grinding of roughage and fibrous materials. :
de
en
- CA354101A - Sewing machine tufting device :
en
fr
- US2020473A - Portable crimping tool :
en
- US2020903A - Attachment for carburetors :
en
- USD97454S - Design fob a buckle :
en
- US2020831A - Overhead door :
en
- ES139386A1 - A procedure for the manufacture of material for buttresses, in the footwear industry. :
en
es
- GB438166A - Improvements in and relating to the transmission of electric energy through gaseous discharge converters :
en
- DE621718C - Switching arrangement for DC braking of three-phase motors :
de
en
- FR790180A - Method for balancing rotational oscillations in four-stroke internal combustion engines with an odd number of cylinders and uniform crank settings :
en
fr
- GB438258A - Improvements in or relating to the automatic starting of internal combustion engines :
en
- GB438361A - Improvements in or relating to the manufacture of coumarin :
en
- CA354139A - Communication system :
en
fr
- CH180826A - Magnetron arrangement. :
de
en
- DE621967C - In the event of an overcurrent, switching device that responds automatically to influence the switch-off process of direct current systems :
de
en
- US2020552A - Can handling machine :
en
- US2020726A - Gaseous electric discharge device :
en
- US2020707A - Gaseous electric discharge lamp device :
en
- US2020743A - Shoe sole press :
en
- US2021031A - Winding machine :
en
- DE621943C - Device for indicating the contents of a container by weight, especially a cylinder, for liquefied gases :
de
en
- DE621775C - Electric musical instrument :
de
en
- CH180762A - Human powered blower. :
de
en
- DE621834C - Flame cutting machine for pipes :
de
en
- CH180745A - Razor sharpener. :
de
en
- CA354081A - Electric valve converting system :
en
fr
- CH180750A - Merchandise. :
de
en
- GB438587A - Improvements in the manufacture of filaments and threads of cellulose acetate :
en
- US2020827A - Triangular prism shaped tin :
en
- AT143407B - Method for multiple remote measurement or multiple remote transmission of pointer positions u. Like. According to a pulse method. :
de
en
- CH180772A - Device for automatically feeding pressure vessels, in particular steam boilers. :
en
fr
- US2020426A - Piston :
en
- US2020823A - Tongs :
en
- AT143491B - Device for continuous dicing of disc-shaped material. :
de
en
- CH180639A - Heat pad for heating by means of heating powder with a cover made of porous paper. :
de
en
- AT143504B - Device to achieve a pulsation-free three-phase power with grid-controlled three-phase single-phase current converters. :
de
en
- CH180677A - Steamer. :
de
en
- USD97511S - Design for a bridge for an :
en
- AT143473B - Paper cover for heating powder filled heat cushions. :
de
en
- CH180693A - Process for the preparation of an azo dye. :
de
en
- AT143448B - Procedure for using till coupons for advertising purposes. :
de
en
- US2021040A - Protective coating of carbides :
en
- US2021042A - Recover pack for tennis balls :
en
- AT143535B - Two-wheeled wheelbarrow. :
de
en
- CH180856A - Process for the preparation of α-hexyl-cyclopentanone. :
en
fr
- CA354049A - Ore extraction :
en
fr
- DE621696C - Circuit arrangement for inductive transmission of direct current surges :
de
en
- CH180875A - Process for the preparation of an acylated mixture of the isomers of the dihydrofollicle hormone. :
de
en
- US2020918A - Zinc sulphide :
en
- US2020940A - Manufacture of wire :
en
- US2020960A - Treatment of materials in rotating furnaces or drums by hot gas :
en
- US2020432A - Wide range orifice meter installation :
en
- US2020907A - Yarn and the fabric produced therefrom :
en
- US2020625A - Drill bit :
en
- US2020510A - Pellet forming machine :
en
- US2020634A - Rupture support :
en
- US2020879A - Protective device :
en
- US2021100A - Production of hydroabietyl alcohols :
en
- CA354058A - Electric power system :
en
fr
- CA354086A - Organic compound polymerization :
en
fr
- CH180613A - Process for the production of a high quality tar product, especially for road construction. :
de
en
- CH180728A - Carrier, in particular film, for the mechanical recording of a vibration track to be reproduced optically, and a method for producing such carriers. :
de
en
- AT143367B - Vehicle, in particular motor vehicle with central support. :
de
en
- CH180734A - Object of high heat resistance. :
de
en
- AT143466B - Cascade amplifier in B connection. :
de
en
- DE621936C - Process for the production of molded bodies made of vitreous quartz :
de
en
- GB438277A - Improvements relating to window raising and lowering mechanism :
en
- GB438354A - A method for the desulphurisation of crude benzene, petroleum oils, shale oils and of other hydrocarbon oils containing sulphur :
en
- CH180800A - Electric discharge lamp. :
de
en
- DE621736C - Grinding wheel working with the face for high speed :
de
en
- NL36807C - Device for irradiating with X-rays, consisting of a compression tube and an X-ray dosimeter attached thereto. :
en
nl
- US2020727A - Gaseous electric discharge device :
en
- US2021117A - Heat exchanger :
en
- FR790232A - Improvements to vacuum cleaning devices :
en
fr
- US2020423A - Artificial limb :
en
- AU1914834A - Improvements in or relating to thermionic generators for generating high-frequency and ultrahigh-frequency oscillations :
en
- GB438086A - Improved valve gear for internal combustion engines having the cylinders radial or parallel to the main shaft :
en
- AT143394B - Stove. :
de
en
- AT143468B - Cuspidor. :
de
en
- US2021009A - Heat exchanger :
en
- US2020763A - Refrigerating apparatus :
en
- AU2000034A - Improvements in and relating to sugar juice heaters :
en
- CH180789A - Automatic electrical switching device, in particular for periodically reversing the direction of the current. :
de
en
- US2020926A - Double hung casement window :
en
- USD97474S - Design fob a buckle :
en
- US2020829A - Hosiery packaging :
en
- FR45663E - Improvement of socket outlets by bow or trolley :
en
fr
- US2020974A - Time switch :
en
- US2020421A - Method of producing mercaptans and thio-ethers :
en
- GB438156A - A device for filling glasses with beer and other liquids, under pressure :
en
- US2020873A - Spinning or twisting device :
en
- US2020361A - Air compressor :
en
- DK50900C - Rectangular Crepe Protective Strip for Hairdresser Sweaters. :
da
en
- DE621662C - Mechanical inverter or converter with a rotating collector breaker that is self-driven by the interruption current :
de
en
- ES139524A1 - Improvements in the construction of four-stroke engines. :
en
es
- FR790267A - Process for transforming silk waste into flake :
en
fr
- GB438035A - Improvements in aprons and bibs :
en
- US2020315A - Interlocking sheet piling :
en
- US2020488A - Telephone system :
en
- GB438264A - An improved collapsible crate :
en
- GB438403A - Improvements in or relating to the purification or reclaiming of used or waste paper :
en
- US2020942A - Regulating system :
en
- AT143302B - Process for making textile fibers or fabrics crease-resistant. :
de
en
- AU4412664A - Flexible wrapping material comprising a cellophane laminate and package made therewith :
en
- CH180630A - Gasifier for liquid fuels. :
en
it
- CH180815A - Device for applying a shaving agent. :
de
en
- AT143429B - Installation on viewfinders of photographic recording apparatus. :
de
en
- CH180805A - Forehead parasol. :
de
en
- AU1996134A - Improved body measuring implement for tailoring purposes :
en
- US2020292A - Self-contained heating means for cans and the like :
en
- US2020888A - Hoisting apparatus :
en
- AT143303B - Process for the production of matt artificial structures from viscose. :
de
en
- CH180818A - Equipment at cash registers for issuing receipts of various widths. :
de
en
- ES138778A1 - A device for the remote service maneuver of firearms in general. :
en
es
- FR790061A - Automatic change of wavelength band by maneuvering the scanning device in the receiving stations and radio electricity devices :
en
fr
- CH180670A - Maternal support. :
de
en
- CH180648A - Process for the production of man-made staple fibers. :
de
en
- CH180787A - Underfloor connection device. :
de
en
- ES139326A1 - Perfeccionamientos in the machines deposits of articles that are accionado mechanically by means of a currency. :
en
es
- US2021115A - Joint and jointed article :
en
- AU1999934A - Instrument for use in navigation :
en
- AT143505B - Process for the production of color films or color photographs. :
de
en
- US2020345A - Sulphur dye and method for its preparation :
en
- US2021073A - Production of solid carbon dioxide :
en
- CH180718A - Device for the formation of an emergency sled with the help of skis. :
de
en
- AT143437B - Device to prevent the action of oblique rays of light lying outside the field of view on light-sensitive cells. :
de
en
- ES4167U - Travel books, itineraries, guides and similar. (Machine-translation by Google Translate, not legally binding) :
en
es
- AT143381B - Device to support a central buffer coupling. :
de
en
- US2021019A - Broiler drawer :
en
- US2021052A - Refrigerating apparatus :
en
- US2020667A - Brake :
en
- US2020328A - Paper manufacture :
en
- US2020373A - Baking pan :
en
- US2020965A - Spark plug :
en
- US2020878A - Continuous butter churn :
en
- AT143405B - Gasification burner. :
de
en
- AT143439B - Items of laundry, in particular breast braces. :
de
en
- AU2158735A - Precipitating apparatus :
en
- CA354030A - Shaft packing :
en
fr
- CH180817A - Filter element for gas masks and the like. :
en
fr
- CH180860A - Process for the preparation of a new polyazo dye. :
de
en
- USD97482S - Design for a tea kettle :
en
- CA354094A - Driving mechanism :
en
fr
- US2020657A - Bolt machine :
en
- CH180778A - Method and device for the extraction of krypton and xenon from the air. :
de
en
- AT143507B - Reversible shoe and process for its manufacture. :
de
en
- AT143511B - Electrical switching device for securing automobiles against theft. :
de
en
- GB438075A - Improvements in or relating to sheaf-binding harvesting machines :
en
- US2020440A - Control mechanism for motor vehicles :
en
- US2020970A - Telephone voice silencer :
en
- US2020507A - Fastening device :
en
- US2020608A - Traffic position indicating model :
en
- CH180732A - Method of carbonization of molten cast iron. :
de
en
- FR790261A - Tool for cutting wire, sheet metal and similar items :
en
fr
- AT143356B - Signal device for motor vehicles. :
de
en
- FR45656E - Locking or secret closing device :
en
fr
- CA354039A - Hose :
en
fr
- AT143329B - Process for the production of highly viscous polymerisation products of fatty oils. :
de
en
- US2020658A - Machine and method for manufacturing bolts :
en
- US2020797A - Ejecting cardcase :
en
- AT143404B - Pipe for beer kegs. :
de
en
- AT143549B - Control for, in particular, electrical heating devices for internal combustion engines. :
de
en
- CH180829A - Antenna arrangement with shielded down conductor. :
de
en
- US2020332A - Automatic circuit breaker :
en
- US2020443A - Compensating means for gear tooth grinders :
en
- USRE19753E - Automatic cibctjit breaker :
en
- US2020796A - Regulation of voltage :
en
- US2020800A - Screening apparatus :
en
- US2020344A - Method and machine for operating on soles :
en
- US2020729A - Method of and apparatus for sealing vitreous bodies :
en
- AU1953634A - Improvements in or relating to discharge devices such as cathode ray tubes :
en
- CH180664A - Washing machine. :
de
en
- AU2124235A - Improvements in or relating to feed apparatus for receiving sets amplifiers andthe like :
en
- CH180874A - Process for the preparation of an acylated dihydrofollicle hormone. :
de
en
- DE621633C - Switch with arc extinguishing by compressed gas :
de
en
- CH180878A - Process for the preparation of an acylated mixture of the isomers of the dihydrofollicle hormone. :
de
en
- DE621693C - File conveyor system with devices that automatically transfer the containers from a downward to an upward moving rope :
de
en
- DE621894C - Electromotive braking device, especially for motor vehicle trains :
de
en
- DE621992C - Chair that can be placed in a bathtub for flushing the vagina or bowel :
de
en
- FR790218A - Electric discharge tube :
en
fr
- GB438265A - Improvements in and relating to doors for refrigerator cabinets :
en
- AT143496B - Rain gauge. :
de
en
- DE621839C - Developing and fixing box for tape films :
de
en
- CH180741A - Method for gluing fournier and plywood panels. :
de
en
- DE621711C - Steep tube boiler with drums lying across the gas flow :
de
en
- US2020950A - Key click filter :
en
- AT143376B - Multi-cell air hose. :
de
en
- CH180721A - Skill game machine. :
de
en
- CH180747A - Double-edged safety razor. :
de
en
- FR790033A - Independent frames sliding sideways and parallel :
en
fr
- FR790287A - Window lift :
en
fr
- CH180647A - Means for storing, transporting and dispensing liquids, for example beverages. :
de
en
- CH180703A - Process for the preparation of granular polymerization products from polymerizable, organic, unsaturated esters. :
de
en
- US2021051A - Safety screw :
en
- US2020582A - Adjustable cap :
en
- CA354063A - Magnetic coil core :
en
fr
- DE621553C - Device to compensate for the game in the valve drive of internal combustion engines u. like :
de
en
- US2020372A - Recording device :
en
- AT143475B - Orthopedic footwear. :
de
en
- US2020327A - Single side band transmission :
en
- US2021030A - Driving mechanism for turrets and like apparatus :
en
- DE621432C - Device for dismantling used steel wire ropes :
de
en
- AU2087835A - Means forand method of bending staves for casks, barrels andthe like :
en
- CH180737A - Process for the production of wave heating elements assembled from several parts. :
de
en
- CH180793A - Discharge vessel. :
de
en
- ES139304A1 - Procedure for recovery of residual material and waste steel alloys for magnets. :
en
es
- ES139515A1 - Improvements in the manufacture of metal valves for radiotelephony. :
en
es
- GB438059A - Improvements relating to magnetic separators :
en
- US2020976A - Production of pure phosphoric acid :
en
- DE621961C - Non-sweating toilet bowls :
de
en
- US2020465A - Hydraulic brake apparatus :
en
- US2020476A - Ceramic article :
en
- AT143424B - Upper thread tensioning device for sewing machines. :
de
en
- GB438362A - Improvement in ionic discharge device and circuit therefor :
en
- DE621825C - Two-stroke internal combustion engine with two or more pistons working in a cylinder star on a common combustion chamber :
de
en
- FR790020A - Advanced pipe assembly device :
en
fr
- DE621752C - Iron sheet pile wall :
de
en
- CA354051A - Flat screen frame for wood pulp :
en
fr
- US2020445A - Head motion for looms :
en
- USD97451S - Design for a hand bag or similar :
en
- US2020468A - Dielectric material and method of making :
en
- US2020533A - Process for treating nuts :
en
- CH180854A - Method and device for the production of filaments from glass, slag and similar fusible material. :
de
en
- US2021020A - Method of briquetting coal :
en
- US2020422A - Machine for shaping uppers over lasts :
en
- US2020807A - Electric rotisserie :
en
- CH180812A - Device for evaporating salts or salt mixtures. :
de
en
- AU1999234A - Improvements in or relating to fastening-inserting machines :
en
- DE621668C - Multi-part glass shape :
de
en
- US2020374A - Tool for working concrete and the like :
en
- US2020539A - Process of producing ultramarine blue and a new article of manufacture :
en
- US2020457A - Time announcer :
en
- US2020651A - Condensation product of the oxazine series :
en
- US2020839A - Safety control for presses :
en
- US2020611A - Rotary machine :
en
- FR45674E - Method to cover load variations :
en
fr
- US2020683A - Braiding mechanism and process :
en
- USD97476S - Design for a buckle :
en
- CH180623A - Shower head. :
de
en
- US2020837A - Machine for cutting roller blanks :
en
- US2021016A - Film splicing :
en
- US2020525A - Rotary pump, compressor, and the like :
en
- US2021041A - Push button switch :
en
- AT143308B - Process for the production of rayon from viscose solutions spun on bobbins. :
de
en
- AT143506B - Adjustable chin rest on breathing masks. :
de
en
- US2021092A - Improved method and means for incorporating a fluid to a stream of a fluid or of a pulverulent solid :
en
- US2021101A - Radiator core and shell assembly :
en
- AT143309B - Process for the simultaneous production of a sodium hydroxide solution low in sodium chloride and Glauber's salt. :
de
en
- AT143321B - Method and device for the production of rubber threads. :
de
en
- US2020910A - Overhead crossing :
en
- US2020944A - Antiglare device :
en
- AT143370B - Movable weir. :
de
en
- CH180779A - Process for the production of positive plates for lead collectors. :
de
en
- AT143406B - Device for protected against air ingress storage of liquid or plastic substances, in particular of varnishes, paints and the like. Like. In containers. :
de
en
- CA354145A - Outboard motor starter :
en
fr
- US2020471A - Whipstock packer :
en
- US2020532A - Heat transfer unit :
en
- US2020760A - Port structure for furnaces :
en
- US2020314A - Method of controlling rectifiers and circuits therefor :
en
- US2021119A - Method of making pressure cartridges :
en
- AU2163235A - Improvements in and relating to methods for preventing corrosion in engine cylinders :
en
- DE621682C - Post-treatment of electrically generated oxide layers on aluminum and its alloys :
de
en
- ES139302A1 - Special rotating machine for liquid lifting. :
en
es
- ES4153U - New cuspidor model (Machine-translation by Google Translate, not legally binding) :
en
es
- FR45673E - Advertising board :
en
fr
- AT143461B - Device for determining the direction of a target moving in space. :
de
en
- CH180825A - Magnetron arrangement. :
de
en
- CH180836A - Non-slip hardware. :
en
fr
- US2020364A - Vaporizer :
en
- CH180636A - Lock. :
de
en
- AT143537B - Two-for-one twisting spindle. :
de
en
- AT143331B - Process for making stuffed eggs. :
de
en
- AT143398B - System for the automatic filling of containers or bags with powdery goods. :
de
en
- FI16810A - Apparat för kylning av mjölk i kannor :
en
fi
- US2020494A - Jar cover :
en
- US2020591A - Generator :
en
- US2020675A - Dyeing of textile materials :
en
- DE621651C - Rail joint connection with thread pressure control and fixed, long joint bridge :
de
en
- FR790163A - Device to be applied to the spindles of spinning and twisting beds, to ensure uniform tension of the yarn during twisting :
en
fr
- USD97455S - Design for a spoon :
en
- AT143513B - Process for the manufacture of dentures. :
de
en
- US2020307A - Load weighing device :
en
- AT143534B - Device for sticking brands, labels, etc. like :
de
en
- CH180831A - Methods for signaling, remote control and the like. :
de
en
- CH180809A - Device for loosening the scalp forming the scalp. :
de
en
- AT143318B - Process for the production of an animal feed. :
de
en
- AT143432B - Foot measuring device with ball pusher. :
de
en
- US2020916A - Liquid soap dispenser :
en
- USD97502S - Design fok a glove :
en
- GB438161A - A bat for table tennis and similar games or sports :
en
- DE617447C - Wound clamp :
de
en
- GB438292A - Connecting device for cables, hoses, cords and the like :
en
- AT143310B - Electrolytic cell with permanent anodes for aluminum production. :
de
en
- FR790166A - Method and device for weaving by means of claw shuttles :
en
fr
- GB438134A - Improvements in or relating to the compression of gaseous fluids :
en
- CA354069A - Photographic emulsion :
en
fr
- US2020649A - Treatment of hydrocarbons :
en
- US2021077A - Indexing punch presses :
en
- USRE19751E - Circumferential pipe welding :
en
- ES139503A1 - Process for the manufacture of composite crystals, luminous, etc., using non-splintable intermediate layers of polymerizations. :
en
es
- DE621610C - Shovel for laying in the brickwork of rotary furnaces :
de
en
- FR790059A - Removable anti-glare device for glasses and nose clip :
en
fr
- GB438212A - Improvements in or connected with partitioning means for packing cases, cartons, trays or like containers :
en
- CH180697A - Process for the preparation of a dye of the anthraquinone series. :
de
en
- DE621648C - Process for dyeing the rayon made from regenerated cellulose, spun-matted using titanium dioxide, with substantive dyes :
de
en
- DE621999C - Rail tongs for cranes, loading bridges or the like. :
de
en
- US2020524A - Tillage implement :
en
- US2021078A - Turbine :
en
- CH180723A - Device for small-bore shooting built into a military repeating rifle. :
de
en
- FR790197A - Improvements to silencers for gas streams :
en
fr
- AT143470B - Radio receiver. :
de
en
- DE1354277U - :
de
en
- ES4150U - Plugs for containers intended to contain granulated or powdery materials. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR790018A - Improvements to the processes for obtaining the double khso4.kno3 salt :
en
fr
- GB438135A - Improvements in typographical slug casting machines :
en
- DE621843C - Cross-country motor vehicle that can be used with or without caterpillars :
de
en
- ES139300A1 - Improvements in the construction systems of metal closures. :
en
es
- DE621846C - Containers with rubbing surfaces for cigarettes carrying ignition material :
de
en
- DE621630C - Ultra short wave receiver :
de
en
- CH180653A - Device for unwinding thread spools. :
de
en
- US2020310A - Ultra high frequency communication system :
en
- US2020381A - Associated package and sound record :
en
- US2020504A - Drier :
en
- US2020696A - Hinge :
en
- US2020927A - Drill-stem weight measuring device :
en
- FR790169A - Electric control system :
en
fr
- DE621856C - Mixture for the production of coverings for floors or the like :
de
en
- GB438154A - Improvements in or relating to instruments for measuring elongation :
en
- DE621644C - Portable device for lighting gases :
de
en
- GB438187A - Improvements in stuffing boxes :
en
- GB438283A - Improvements in or relating to ear protectors :
en
- DE621912C - Process for the preparation of phthalyl chloride and its chlorine substitution products :
de
en
- ES139535A1 - An electric discharge lamp. :
en
es
- GB438312A - An improved igniter for grenades :
en
- GB438658A - Improvements in gramophones and like sound-reproducing apparatus :
en
- DE621861C - Process for the production of condensation products of benzanthrone :
de
en
- FR790228A - Suction cup or suction nozzle for vacuum cleaning devices :
en
fr
- FR790210A - Process for photographic sound recording :
en
fr
- GB438141A - Improvements in or relating to flexible hand rails for escalators :
en
- GB438072A - A beverage food :
en
- GB438038A - Improvements relating to token systems of traffic control for railways and the like :
en
- GB438239A - Improvements in and connected with dust bins and the like :
en
- FI16823A - Temperature index anordning :
en
fi
- GB438060A - Improvement in or connected with cloth toy animals, dolls, puppets and the like :
en
- DE621722C - Regenerator with housing rotatable about a horizontal axis :
de
en
- DE621896C - Security device against theft of motor vehicles :
de
en
- GB438294A - Improvements relating to pile fabrics :
en
- GB438341A - Improvements in or relating to current collecting devices :
en
- GB438183A - Steel gas bottle for high pressures and process for its manufacture :
en
- US2020946A - Refrigerating device :
en
- GB438286A - A direction indicator for road vehicles :
en
- FR790164A - Smoker's Pipe Improvements :
en
fr
- DE620976C - Additive for printing inks :
de
en
- FI16816A - Anordning vid circulation system for cellulosakokare :
en
fi
- FR790054A - Electric discharge tube :
en
fr
- GB438599A - A new or improved moulded tile or the like :
en
- DE621802C - Device for attaching a photographic chamber or the like to an optical observation device :
de
en
- FI16824A - For car radiator cell connector plate :
en
fi
- ES4142U - Traffic nails. (Machine-translation by Google Translate, not legally binding) :
en
es
- DE621608C - Turnbuckle connection for anchor straps :
de
en
- DE621631C - Process for the manufacture of high voltage electrical cables :
de
en
- FI16813A - Restrictions on the application of the rules of competition :
en
fi
- FR790011A - Application of graphite to firearms and all other ballistic devices :
en
fr
- FR790057A - Improved process and mechanism for shaping cigar dolls :
en
fr
- FR790136A - Improvements to machines for making steel wool or other metals :
en
fr
- GB438372A - Improvements in or relating to thermostatic electric switches :
en
- FR790126A - Method and device for gasification of low volatility fuels in an internal combustion engine :
en
fr
- GB438520A - Improvements relating to coin operated gas and electricity meters and like mechanisms :
en
- FR790099A - Apparatus intended for the separation and refining of ores :
en
fr
- IE13501L - Hearing appliances :
en
- US2020321A - Gathering machine :
en
- DE621652C - Adjustable joint clamp for aligning the joints of railroad tracks laid in curvatures :
de
en
- DE621884C - Covering device for greenhouses and hotbeds :
de
en
- FR790016A - Gasket packing :
en
fr
- DE621618C - Signaling device by which the opening of the door of a motor vehicle is indicated to the outside by electrical means :
de
en
- DE621645C - Circular or arched iron pit support frame :
de
en
- DE621877C - Suction mouthpiece for vacuum cleaner :
de
en
- DK50888C - Method for Manufacturing Straw Asphalt Slabs. :
da
en
- FR790237A - Electrical device allowing automatic disinfection of telephone devices by instant vaporization of liquids :
en
fr
- GB438103A - Process for the separation of undistilled products :
en
- US2020761A - Coin controlled liquid dispensing apparatus :
en
- US2021001A - Sealing-in method and apparatus :
en
- DE621860C - Squeeze roller arrangement for the treatment of moving webs of fabric :
de
en
- FR45695E - Vending machine :
en
fr
- FR790128A - Wind musical instrument :
en
fr
- CA354067A - Bed :
en
fr
- CH180627A - Process for the shaping of glass sheets and device for its implementation. :
en
fr
- US2020320A - Combined work feeding and holding device :
en
- FR45691E - Process for preparing organic sulfur compounds :
en
fr
- US2020408A - Condenser foil terminal :
en
- DE621755C - Universal frame with adjustable rollers in the frame level :
de
en
- US2020819A - Terminal connecter :
en
- US2021112A - Packing ring :
en
- US2020741A - Photo flash light device :
en
- DE621926C - Slide disconnector with straight guide :
de
en
- US2020366A - Variable pitch propeller :
en
- DE621893C - Gas protection hood :
de
en
- US2020999A - Sulpho fatty body :
en
- US2021110A - Sterilizing means :
en
- DE621966C - Switch based on the expansion principle :
de
en
- FR790171A - Process for manufacturing improved products (fibers, yarns, horsehair, small ribbons, films, etc.) from cellulose or cellulose derivatives :
en
fr
- FR790195A - bulb case :
en
fr
- DE621916C - Process for the preparation of water-insoluble boric acid esters of cholesterol :
de
en
- CH180671A - Inlay lapels on men's and women's dresses and methods of making them. :
de
en
- CH180846A - Cruise control device for automobiles. :
de
en
- US2020917A - Relay :
en
- CH180807A - Footrest designed as a shoe insert and process for their manufacture. :
de
en
- GB438413A - A process for increasing the viscosity of tars :
en
- CH180619A - Fireplace. :
en
fr
- DE621747C - Process for the production of compositions containing polyvinyl ester :
de
en
- FR790187A - Device for adjusting the speed of rotation of the aircraft power train :
en
fr
- FR790211A - Window regulator with ventilation slot :
en
fr
- GB438298A - Improvements in cameras for producing multiple photographs :
en
- ES4169U - A mechanical device to turn two-sided seats adaptable to any chair or bench (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438389A - Improvements in and relating to the tempering of glass :
en
- GB438220A - Improved sifting apparatus :
en
- CH180603A - Soundproof construction. :
en
fr
- CH180612A - Device for dust-free emptying of waste bins. :
de
en
- CH180813A - Electrically heated curling irons for hairstyles. :
de
en
- US2020375A - Capping machine :
en
- ES139314A1 - Improvements in automatic firearms. :
en
es
- FR790119A - Brush or broom sucks and collects dust :
en
fr
- FR790032A - :
fr
- FR45660E - Improvements to the suspension devices of the pivot cross member of a bogie :
en
fr
- IE13740L - Thermionic cathodes :
en
- GB438321A - Improved goodyear welting and method of making same :
en
- DE621620C - Process for the production of shoe and slipper soles :
de
en
- DE621826C - Pruefgeraet for determining the dead center position of the pistons of internal combustion engines :
de
en
- FR790241A - Snap action clamping tool :
en
fr
- FI16814A - Anordning vid kärnor :
en
fi
- AT143546B - Method and device for gasifying hard-to-evaporate fuels for internal combustion engines. :
de
en
- US2020355A - Restaurant check holder :
en
- DE621987C - Device for heat dissipation from the active parts of transformers :
de
en
- AU2194735A - Improvements in indicating devices for displaying variable information :
en
- DE621836C - Device for the production of plush-like carpets :
de
en
- FR790191A - Improvements to electrically controlled fans :
en
fr
- US2020370A - Windshield heating apparatus :
en
- US2020791A - Brake compositions :
en
- FR790167A - Vehicle comprising a heavy device (such as a construction hoist or similar device) mounted on its frame :
en
fr
- DE621872C - Mechanical locking of two electrical contactors :
de
en
- FR790235A - Heterodyne receiver for radio broadcasting :
en
fr
- CA354117A - Masher :
en
fr
- DE620723C - Machine for the production of a fabric consisting of threads lying next to one another and sewn together in the transverse direction :
de
en
- DE621863C - Temperature sensor device for pipe steam generator :
de
en
- ES139329A1 - A procedure for the sterilization of all kinds of liquids. :
en
es
- GB438364A - Improvements relating to the regulation of supply frequency in electrical distribution systems :
en
- DE621761C - Device for supplying in register, printed webs provided with register imprints or holes, in particular paper webs, in rotary printing machines :
de
en
- ES139485A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- DE586477C - Process for the preparation of a medicinal product containing radium emanation :
de
en
- DE621840C - Gyroscope :
de
en
- GB438242A - Improvements in tools for turning crank-shafts :
en
- GB438323A - An improved device for automatically controlling the water level in a steam condenser :
en
- GB438400A - Improvements in or relating to refrigerating lids or closures for vacuum-jacketed vessels :
en
- ES139360A1 - An improved apparatus for roasting meats. :
en
es
- ES4098U - Shirts with vents. (Machine-translation by Google Translate, not legally binding) :
en
es
- GB438291A - Process for the manufacture of cyclic ª‡-cyanketimides and cyclic cyanketones :
en
- GB438243A - Improvements in processes of producing composite photographs as an accompaniment to music :
en
- DK50882C - Method for the manufacture of flexible strips, wires, foils and hoses of polystyrene or similar plastics, preferably for use as insulation of electrical wires. :
da
en
- DE621973C - Tube made of layered layers of paper, cardboard, fabric, vulcanized fiber, parchment paper, linoleum, etc. Like., In particular for flushing or blowing bulk material in mining :
de
en
- ES139383A1 - Procedure for obtaining pectin. :
en
es
- ES139516A1 - PROCEDURE FOR OBTAINING NON-SATURATED PREGNANOLONES AND PREGNANODIONES :
en
es
- FR790143A - Electrical signaling system for railway level crossings :
en
fr
- DE621898C - Pistol with a cocked trigger :
de
en
- GB438186A - Improvements in or relating to partitioned receptacles :
en
- DE621692C - Truck to move garbage :
de
en
- GB438229A - Improvements in centrifugal separators :
en
- FR45693E - Air turbine filter for cleaning up stale atmospheres by destroying microbes, removing carbonic acid and other harmful gases they contain :
en
fr
- FR790034A - New dyes :
en
fr
- GB438138A - Improvements in or relating to culinary appliances :
en
- USD97468S - Design for a tire :
en
- USD97515S - Design fob a liquid atomizer :
en
- DE621923C - Coin control device for self-collecting telephone stations :
de
en
- ES139531A1 - A procedure for obtaining photographs that are made on a plain background, appear on the negative as produced on another background or place chosen in advance. :
en
es
- US2020750A - Automatic starting mechanism :
en
- GB438190A - Improvements in or relating to mercurial electrical cut-outs :
en
- GB438304A - Improvements in and relating to shaking conveyors :
en
- ES139309A3 - A procedure for obtaining all kinds of drawings and inscriptions painted in oil on any surface, in one or more colors. :
en
es
- FR790202A - Improvements to calculating and printing machines with two-color ribbons :
en
fr
- GB438289A - Improvements in and relating to moving coil voltage regulators :
en
- DE621621C - Equipment on listening devices to determine the direction of sound :
de
en
- CH180660A - Process for the production of bulges in single-faced knitted fabrics. :
de
en
- CH180870A - Process for the production of a non-hardenable condensation product from formaldehyde, urea, thiourea and hexamethylenetetramine. :
de
en
- US2020596A - Crown block :
en
- USD97507S - Design fob a container closure :
en
- DK50899C - Commutator motor for Vacuum Cleaners and similar Appliances. :
da
en
- US2020795A - Pile construction :
en
- US2021106A - Window shade :
en
- AT143493B - Schooling device. :
de
en
- CA354041A - Lens :
en
fr
- FR45653E - Soft wooden sole :
en
fr
- GB438414A - Improvements in or relating to the manufacture of sintered hard alloys :
en
- CH180799A - Atomizers in oil furnaces. :
de
en
- CH180643A - Device on tin cans to open the same. :
de
en
- CH180731A - Process for the treatment of residues from the roasting of iron pyrites with a view to obtaining a raw material for the steel industry. :
en
fr
- US2020869A - Reel fitting :
en
- US2020905A - Compensated compass, especially for aerial vehicles :
en
- AT143390B - Process for the production of closures for bottles or the like. :
de
en
- CH180707A - Set of sheets for typewriter copy accounting. :
de
en
- CH180866A - Process for the preparation of a new polyazo dye. :
de
en
- US2020506A - Production of monocarboxylic acids and their derivatives :
en
- US2020780A - Price tag support :
en
- US2020871A - Stoker construction :
en
- USD97517S - Combination coal and gas range :
en
- AT143452B - Amplifier tube with glow discharge. :
de
en
- AT143550B - Gas or liquid valve. :
de
en
- US2020594A - Ticket printing and issuing :
en
- CA354129A - Lubricating apparatus :
en
fr
- ES139284A3 - A molding procedure for metal castings. :
en
es
- FR790064A - Cutting tool :
en
fr
- GB438300A - An improved bomb-aimer's windscreen :
en
- GB438218A - Improvements in or relating to the manufacture of explosives :
en
- US2020773A - Deflection variator :
en
- US2020948A - Distillation system :
en
- USD97475S - Design fob a buckle :
en
- US2020929A - Game :
en
- AT143305B - Process for the production of a granular compound fertilizer. :
de
en
- AU2110935A - Improvements in and relating tothe carrying outof chemical reactions with circulating gases :
en
- US2020624A - Fuel injecting mechanism :
en
- US2021095A - Method of making vehicle body panels :
en
- US2020299A - Churn dasher :
en
- US2020342A - Combined pressure exhauster and cooker :
en
- US2020357A - Lift for raising motor vehicles and such like for inspection or other purposes :
en
- US2020862A - Furnace construction :
en
- GB438144A - Improvements relating to vehicles :
en
- US2020442A - Valve guide cleaning device :
en
- US2021058A - Plastic impression material :
en
- USD97500S - Design for a clock :
en
- US2020316A - Submarine cable system :
en
- US2020668A - Tissue handkerchief and method :
en
- AT143389B - Lids made of multilayer material for vessels, especially for ice cream cups, preservation vessels for fruits, puree, milk bottles and the like. like :
de
en
- CH180727A - Repetition device on calculating machines. :
de
en
- US2020632A - Material handling mechanism :
en
- US2021037A - Bundling clip :
en
- US2021064A - Method of and means for making booklets of cigarette paper :
en
- US2020685A - Process for the preparation of the esters of unsaturated acids :
en
- US2020799A - One-piece container :
en
- US2021076A - Safety razor :
en
- US2020802A - Toy magnet crane :
en
- US2020749A - Automatic engine starting apparatus :
en
- AU2001934A - Improvements in the delivery of liquid from liquid dispensing apparatus :
en
- DE621757C - Device for removing the sinter from the rolling stock before rolling :
de
en
- GB438139A - Improvements in distance relay mechanism for the protection of electrical installations :
en
- FI16822A - Building combination for cooling fully enclosed electrical machines with external ventilation :
en
fi
- AU2015934A - Improvements in non Spillable containers for liquid medicaments disinfectants orthe like :
en
- AT143497B - Process for the production of fittings. :
de
en
- US2020436A - Shaft seal :
en
- US2020672A - Hydration of olefines :
en
- US2020844A - Packing :
en
- ES138934A1 - A new procedure for obtaining embossed cinematography. :
en
es
- ES139345A1 - Improvements introduced in retort facilities for the distillation of solid carbonaceous substances. :
en
es
- CH180720A - Electromechanical game device. :
en
fr
- DE621827C - Sensitive metal membrane for large lifts, especially for regulators :
de
en
- CH180644A - Device for the mechanical, loss-free dispensing of especially foaming liquids such as beer etc. from pressure lines into vessels, especially into glasses, using a so-called foam collector. :
de
en
- ES139543A2 - IMPROVEMENTS IN THE DIVISION OR CRACKING OF OILS, HYDROCARBONS :
en
es
- FR790089A - Cardboard box :
en
fr
- FR790007A - Bad seed vacuum for threshing machines :
en
fr
- US2020574A - Cash register :
en
- US2020639A - Thermal insulation unit or board :
en
- US2020736A - Gaseous electric discharge device :
en
- AT143541B - High pressure storage system. :
de
en
- CA354027A - Delivery vehicle :
en
fr
- DE621685C - Infusion bag made from a rectangular base sheet by folding and stapling :
de
en
- DE621794C - Process for the production of low-carbon iron-chromium alloys :
de
en
- DE621998C - Trouser press :
de
en
- AT143531B - Work piece trolley for circular sawing machines. :
de
en
- GB438316A - Improvements in brakes for cycles and the like :
en
- DE609733C - Tunable filter chain of constant resonance width for wireless telephony purposes :
de
en
- DE621676C - Process for the production of safety glasses :
de
en
- CH180785A - Electrical cable end box. :
en
fr
- AU2217735A - Rot-protecting covering for wooden posts, piles, sleepers andthe like and method for producing same :
en
- US2020406A - Internal combustion engine crank shaft :
en
- US2021087A - Refrigerating apparatus :
en
- DK50885C - Electrode system for discharge pipes. :
da
en
- CA354099A - Fastening device :
en
fr
- DE621803C - Process for sensitizing halide silver emulsions :
de
en
- DE621889C - Device for sealing the impeller shaft of a powder slip clutch :
de
en
- CH180838A - Packaging of plastic material. :
de
en
- CA354059A - Industrial heating apparatus :
en
fr
- US2020304A - Textile materials :
en
- US2020480A - Variable speed device :
en
- US2020641A - Brick and tile kiln :
en
- NL36847C - :
en
- US2020369A - Steam generator and means for promoting the circulation of the liquid therein :
en
- US2020352A - Switch :
en
- US2021002A - Lighting fixture :
en
- CH180642A - Airtight box for preserves, extracts and other products. :
en
it
- FR790079A - Reduced inertia semi-rotary mercury switch :
en
fr
- GB438301A - An improved composite material :
en
- AT143440B - Crampon. :
de
en
- CH180602A - Wall. :
en
fr
- DE621787C - Labeling machine for applying small labels to packages :
de
en
- AT143502B - Shoe and process for its manufacture. :
de
en
- AT143402B - Safety device on gas burners. :
de
en
- FR45697E - Device for casing ampoules, pharmaceutical tubes and the like :
en
fr
- AT143326B - Pavement pavers, building blocks and wall panels made of waterproof impregnated cardboard. :
de
en
- FR790022A - Improvements relating to rotary wing aircraft :
en
fr
- GB438245A - An improved toy machine gun :
en
- GB438518A - Improvements in apparatus for filling tins, bottles or other receptacles with liquid :
en
- US2020486A - Meter test switch :
en
- CA354064A - Fountain pen :
en
fr
- FR45666E - Improvements to lenticular grating films :
en
fr
- ES139512A1 - A stove for domestic and industrial use to burn fuel liquids, especially heavy oils. :
en
es
- US2020721A - Bottle capping machine :
en
- CA354028A - Lighting device :
en
fr
- FR790017A - Process for transforming potassium chloride into agglutinated masses :
en
fr
- FR790212A - Ventilation window mechanism :
en
fr
- GB438137A - Improvements relating to indicating instruments such as sensitive altimeters :
en
- ES4170U - Pocket lighter perfected. (Machine-translation by Google Translate, not legally binding) :
en
es
- DE621979C - Process for the production of oxidation products from higher molecular aliphatic hydrocarbons or waxes and similar substances :
de
en
- FR790115A - Powerline transmission system :
en
fr
- ES139368A1 - Safety device for electrical installations, operating when a short circuit occurs. :
en
es
- GB438496A - Improvements in or relating to railway rail-joints :
en
- DE621613C - Heat protection body :
de
en
- US2020495A - Bay window detention construction :
en
- DE621852C - Gearbox assembled with an electric machine with an undivided housing :
de
en
- GB438131A - Manufacture of ortho-oxyazo-dyestuffs :
en
- GB438199A - Improvements relating to the manufacture of artificial fibres :
en
- FR790280A - Advanced process for recovering fibers from waste paper :
en
fr
- ES139313A1 - A new manicure application system. :
en
es
- DE621615C - organ :
de
en
- GB458169A - Improvements in or relating to electron discharge tubes :
en
- ES139541A1 - New manufacturing process for mills or artificial parts, emery, carborundum, silex, aluminum oxide or other material, more cutting than natural stone, applicable to the stones of ancient mills, for the crushing and grinding of ce :
en
es
- FR790156A - Beverage containers :
en
fr
- CH180691A - Process for the preparation of an azo dye. :
de
en
- FR790108A - Double glazed window :
en
fr
- CA354092A - Moulded phenolic and resinous product :
en
fr
- IE13490L - Collapsible metal tubes :
en
- AT143348B - Auxiliary release for cattle hanging chains with toggle. :
de
en
- AT143472B - Process for the production of artificial teeth and tooth replacement parts. :
de
en
- DE621781C - Bicycle spoke lock :
de
en
- DK50880C - Method and Machine for Forming Tobacco Portions, Particularly for Long Insert Wraps. :
da
en
- ES139207A1 - Terminal device for electric cables with mineral insulation. :
en
es
- FR790154A - Automatic stabilization device for airplanes :
en
fr
- GB438408A - Process for making readily soluble complex theophylline compounds :
en
- AT143400B - Hinged lid closure for bottles and. like :
de
en
- CA354128A - Mechanical stoker :
en
fr
- USD97469S - Design fob a jar :
en
- US2020444A - Washing machine :
en
- US2021122A - Apparatus and method for separating solids from liquids :
en
- USD97458S - Design for a scarf :
en
- FR790175A - :
fr
- AU2132835A - Improvements in tabletops :
en
- ES139289A1 - A new system to ensure the operation of fire alarm devices. :
en
es
- FR45665E - Subjects and animals harnessed and moving by limb movement :
en
fr
- US2020610A - Traffic signal :
en
- US2020733A - Switch operating mechanism :
en
- DE621683C - Process for the production of the metallic outer skin of bodies with a curved surface, in particular of car bodies for motor vehicles :
de
en
- ES4175U - Screen for radio valves. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR790050A - Improvements to combustion engines :
en
fr
- ES139349A1 - A procedure to produce the purification of the insulating paper used in electrical cables for the transport of energy at high voltage. :
en
es
- CA354045A - Ore pulp value recovery :
en
fr
- US2020549A - Machine for attaching soles to shoes :
en
- US2020766A - Collapsible basket :
en
- US2021081A - Filtering apparatus :
en
- DE621790C - Radium water activator :
de
en
- DE621994C - Sitting stick that can be converted into a four-legged folding chair :
de
en
- AU2002134A - Improvements relating to liquid measuring apparatus :
en
- AU2253435A - Foundation garments :
en
- AT143386B - Firing with filling shaft. :
de
en
- DE621986C - Insulating roll for fastening lead wires :
de
en
- GB438055A - Improvements in lifeguards and obstruction removers for road and other vehicles :
en
- GB438248A - Improvements relating to automatic flushing cisterns :
en
- CA354091A - Filtering medium :
en
fr
- CH180659A - Device on automatic embroidery machines to adjust the respectively. the fabric frame. :
de
en
- DE621642C - Equipment on machines for filling cap boxes :
de
en
- AT143366B - Wheel tires, in particular for wheels of rail vehicles. :
de
en
- US2020573A - Headrest for seat backs :
en
- US2020988A - Wind and water proofing shingled :
en
- US2021067A - Shoe :
en
- US2020554A - Pipe coupling :
en
- USD97497S - Design for a flower holder or :
en
- DE621655C - High voltage cable system :
de
en
- DE621816C - Laminated slot wedge for electrical machines :
de
en
- US2020852A - Transmission and control mechanism :
en
- US2021116A - Chlorinating apparatus :
en
- US2020420A - Automobile radio control :
en
- US2020308A - Ocean cable system :
en
- US2020614A - Apparatus for truing the wheels of motor vehicles :
en
- CA354132A - Cordage :
en
fr
- US2020851A - Lawn mower :
en
- DE621932C - Arrangement for changing the natural frequency of the yoke legs of electromagnetic drive devices :
de
en
- AT143522B - Process for the production of chlorinated rubber. :
de
en
- CH180615A - Boundary stone for surfaces of streets and squares. :
de
en
- CH180791A - A choke coil arrangement serving as a constant current or similar device with a rod-shaped iron core which is longitudinally displaceable within the coil and is under the influence of a straightening force. :
de
en
- US2021094A - Grading machine :
en
- US2020985A - Combined buckle slide and button loop :
en
- US2020860A - Refrigerating apparatus :
en
- US2020901A - Process for producing pictures :
en
- US2021025A - Knitted neckwear :
en
- USD97514S - Combined grab :
en
- CH180661A - Rubber elastic strap, mainly for pulling through. :
de
en
- US2020717A - Art of producing displays for the inner surface of transparent panes :
en
- CA354113A - Gas mixing device :
en
fr
- US2020499A - Safety razor :
en
- US2020483A - Long draft spinning :
en
- DE621776C - Method and device for producing envelopes, bags or the like with dry rubber coating :
de
en
- CA354036A - Rotary valve for engines :
en
fr
- AT143457B - Method of Obtaining Immunizing Medicines. :
de
en
- AU1996634A - Process for the destructive hydrogenation of carbonaceous materials :
en
- CH180865A - Process for the preparation of a new polyazo dye. :
de
en
- DE621729C - Device connected to the carburetor of an internal combustion engine for extinguishing retarding flame gases :
de
en
- DE621939C - Flue pipe rosette for introducing counter air :
de
en
- FR790205A - Burner for mineral oils :
en
fr
- GB438096A - Improvements in and relating to metallised ribbons and the like for electric cables :
en
- US2021036A - Plastering construction :
en
- AT143353B - Exchangeable fuel carrier for pyrophoric brush lighters. :
de
en
- AT143438B - Copier. :
de
en
- CH180848A - Coupling between a brake cone and a brake jacket, especially for freewheel hubs with coaster brake. :
de
en
- FR790208A - Improvements in variable-speed transmission control devices, in particular for motor vehicles :
en
fr
- FR790225A - Special grinding wheel for dental use :
en
fr
- GB438592A - Anti-anemic substance and process of making it :
en
- US2020715A - Electric arc discharge tube containing a gas or a vapor :
en
- US2021124A - Brake :
en
- AT143306B - Precipitation hardening alloys. :
de
en
- AT143544B - Change-speed gearbox with constantly engaged gears. :
de
en
- US2020835A - Defroster switch :
en
- DE621721C - Furnace for the heat treatment of hydrocarbon oils :
de
en
- US2020681A - Vibrator and operating circuit therefor :
en
- US2020449A - Fur shearing machine :
en
- DE621890C - Process for the production of layers on objects made of iron and zinc :
de
en
- AU2064234A - Repellant and/or fumigant :
en
- AT143474B - Process for the preparation of durable aqueous solutions of substances with anesthetic effect. :
de
en
- DE621906C - Single or multi-phase Ferraris alternating current meters :
de
en
- ES4152U - Special stopper to prevent the formation of drops. (Machine-translation by Google Translate, not legally binding) :
en
es
- DE621908C - Process for dewatering yeast :
de
en
- ES139291A1 - A device to achieve the automatic priming of the liquid lift pumps. :
en
es
- US2020472A - Can sealing machine :
en
- DE621622C - Arrangement for the directional reception of sound :
de
en
- FI16818A - It is possible to use the gloss in the case of concrete :
en
fi
- US2020403A - Process for producing mineral fiber :
en
- AT143408B - X-ray system, especially for short-term recordings. :
de
en
- CA354055A - Fly casting reel :
en
fr
- CH180881A - Method of creating a therapeutically valuable compound. :
de
en
- AT143351B - Ejection device for die setting and line casting machines, in particular for hollow lines. :
de
en
- AT143539B - Wooden construction element. :
de
en
- CA354114A - Waterproof and greaseproof paper :
en
fr
- CH180654A - A method of making an impregnable fabric. :
en
fr
- US2020541A - Grinding machine :
en
- US2020435A - Apparatus for regulating the mixing of ingredients :
en
- US2020937A - Method for producing cyclical disubstituted tetrazoles :
en
- US2020883A - Ratchet wrench :
en
- AT143345B - Ski binding. :
de
en
- US2021015A - Illuminating compact :
en
- GB438167A - Improvements relating to the arrangements of fuel sprayers in and combustion chambers of internal combustion engines :
en
- GB438222A - A new or improved combination of salicylic acid and a calcium salt :
en
- AT143447B - Device for electrical remote display, remote recording or / and for remote counting of measured values with an inductive alternating current transmitter. :
de
en
- GB438506A - Improvements in and relating to feeders and the like for electric currents of high frequency :
en
- GB438716A - Improvements in or relating to television, picture telegraphy and the like :
en
- DE621684C - Drilling device :
de
en
- DE621821C - Static balancing machine :
de
en
- CH180709A - Photographic camera with light meter. :
de
en
- CH180803A - Electric tube lamp with socket. :
de
en
- AU2078935A - Improvements in and relating to electrodes in electrolytic cells :
en
- FR45657E - Cathode ray tube :
en
fr
- GB438386A - Improvements in time-base circuits for cathode ray oscillographs :
en
- DE621842C - Oil-lubricated thrust bearing for a centrifugal governor which is overhung at the end of the machine shaft and axially adjusts a control element :
de
en
- GB438246A - Garment :
en
- DE621649C - Cooling of ammonium nitrate lye :
de
en
- AU2152835A - Improvements in and relating to key operated ticket issuing or ticket printing and issuing machines :
en
- FR790100A - Smoking pipe :
en
fr
- FR790242A - Process for obtaining resinous condensates soluble in oil :
en
fr
- GB438501A - Improvements in electrical condensers :
en
- GB438359A - Improvements in or relating to portable water softening apparatus and tap filters :
en
- FR790190A - Process for manufacturing finely divided titanium pigments :
en
fr
- GB438507A - Improvements in or in connexion with apparatus for manufacturing articles of porcelain, or the like :
en
- ES139287A1 - An improvement in the bolts and nuts to ensure a watertight seal when used to tighten or join joint pieces. :
en
es
- FR45655E - Multiple light signaling device :
en
fr
- GB438081A - Improved attachment for deck chairs :
en
- GB438349A - Improvements in and relating to the production of fish liver oils, particularly halibut liver oils :
en
- FR790068A - Device for controlling a table or a carriage of a machine tool :
en
fr
- FR790230A - Condensation products obtained from urea, formaldehyde and hexamethylenetetramine :
en
fr
- FR45692E - Circular shears for edging, deburring and trimming sheets :
en
fr
- US2020350A - Crank-case emptying and flushing apparatus :
en
- US2020417A - Sole and method of sole fitting :
en
- US2020513A - Oil-sealed submersible structure :
en
- USD97503S - Design for a dress :
en
- AT143478B - Powder mixing device. :
de
en
- CH180743A - Shredding device. :
de
en
- ES139290A1 - Perfections in the winding of rayon crowns or artificial silk. :
en
es
- ES4155U - Seal for bottles (Machine-translation by Google Translate, not legally binding) :
en
es
- US2020348A - Method of fastening core caps to cores :
en
- US2020742A - Slay sole for looms :
en
- US2021108A - Discharge gate for concrete transportation systems :
en
- US2020461A - Engine :
en
- US2020622A - Arylisothiazolones and process of making same :
en
- FI16817A - Sätt och anordning för att afandla för papperstillverkning el. dyl. avsedd massa :
en
fi
- US2020293A - Sink refuse scoop :
en
- US2020354A - Game apparatus :
en
- US2020542A - Belt connecter :
en
- DE621379C - Illuminated billboard :
de
en
- DK50895C - Device for Posting Machines. :
da
en
- FR790124A - Improvements in disc changing devices for phonographs :
en
fr
- DE621770C - Cannulas for medical injections into the body tissue as well as for suction from the body tissue :
de
en
- DE621957C - Inflatable lifeguard with air injection device :
de
en
- ES139350A1 - A procedure to improve the flour value of the flour. :
en
es
- CA354120A - Information displaying indicator :
en
fr
- ES139540A1 - Positive electrode with atmospheric oxygen action. :
en
es
- US2020358A - Journal box :
en
- US2020820A - Method of producing composite pictures :
en
- US2020921A - Hose supporter button and base plate :
en
- US2020601A - Method and means of connecting belts :
en
- NL36821C - :
en
- US2020448A - Implement for cutting vegetable growths :
en
- US2021066A - Machine tool :
en
- US2020548A - Testing apparatus for surface finish :
en
- US2020982A - Recording scale :
en
- US2021007A - Tack remover :
en
- DE621854C - Process for the production of cadmium paints :
de
en
- ES139255A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- GB438076A - Improvements in and relating to the packaging of articles :
en
- US2020768A - Electromagnet horn :
en
- US2020534A - Pastry holding rack :
en
- AT143540B - Device to relieve the winding roller on carrier roller rolling machines. :
de
en
- CH180771A - Spark plug for internal combustion engines. :
en
fr
- FR790147A - Steam power unit for vehicle propeller control :
en
fr
- DE603009C - Mains-powered device, especially radio :
de
en
- DE621774C - Clamping device, especially for drilling machines, for holding several flat workpieces at the same time :
de
en
- CH180819A - Locking mechanism. :
en
fr
- CA354062A - High frequency coil :
en
fr
- DE621726C - Innovation in padding for mattresses :
de
en
- DE621796C - Electrical resistance body :
de
en
- ES139221A3 - Procedure for the manufacture of carbonic acid ice. :
en
es
- DE621824C - Self seller for electricity :
de
en
- DE621941C - Hydraulic press for the production of profile strings from plastic masses :
de
en
- CA354035A - Coal burning method :
en
fr
- CA354116A - Vanity case :
en
fr
- AT143454B - Discharge tube, preferably a screen grid tube. :
de
en
- CH180876A - Process for the preparation of an acylated dihydrofollicle hormone. :
de
en
- CH180887A - Device for holding the leaves of lettuce and similar vegetables together. :
de
en
- US2020956A - Pumping unit :
en
- AT143492B - Stroller. :
de
en
- AU2003734A - Improvements in or relating to odorising and like devices for association with suction cleaners :
en
- CH180790A - Safety switch for electric heater. :
en
fr
- US2020416A - Sole fitting machine :
en
- DE548312C - Powder internal combustion engine with fuel injection :
de
en
- GB438041A - Improved manufacture of embossing rollers particularly for producing lenticular films :
en
- DE621809C - Axle thrust protection for machines, especially steam turbines :
de
en
- US2020702A - Protective shield :
en
- US2020324A - Method and apparatus for launching seaplanes :
en
- FR45687E - Automatic control device actuated by differences in the level of a liquid, applicable to steam generators and other pressure vessels :
en
fr
- DE620246C - Process for the production of colored cellulose esters :
de
en
- DK50871C - Trolley with Bearing surface movable in the Height direction. :
da
en
- GB438174A - Improvements relating to apparatus for cleaning bottles and the like :
en
- GB438274A - Improvements in and relating to bricks :
en
- DE621765C - Rail fastening by means of a clamp member that surrounds the rail foot and is pulled open by shrinkage :
de
en
- GB438317A - Improvements in or relating to means for actuating the rotatable blades of blade wheels :
en
- CH180770A - Control device in the ignition system with glow plugs connected in series. :
de
en
- US2020377A - Band pass circuit :
en
- US2020462A - Automatic machine for the manufacture of bottles and of other glass articles :
en
- US2020922A - Arrangement in rectifying and inverting systems having rare gas or mercury vapor devices :
en
- USRE19752E - Refrigerator :
en
- CH180685A - Process for the production of water-resistant molded pieces containing calcium sulfite. :
de
en
- ES4163U - Devices for fixing the sheets to the blocks, notebooks or cards with changeable sheets (Machine-translation by Google Translate, not legally binding) :
en
es
- FR790140A - Improvements to devices electrically reassembled by alternating current :
en
fr
- US2020788A - Torpedo wake reducing device :
en
- DE621948C - Thermal insulation material :
de
en
- FR790012A - Improvements to wire mesh for paper machines :
en
fr
- GB438351A - Improvements in the manufacture of fuels :
en
- DE621658C - Brush holders for electrical machines :
de
en
- AT143434B - Auxiliary device for string instruments. :
de
en
- FI16812A - Sammansatt träplatta :
en
fi
- GB438655A - Improved cellulose acetate textile materials and their manufacture :
en
- CA354085A - Immersion heating unit :
en
fr
- GB438305A - Improvements in or relating to steam generators, hot water boilers or heaters :
en
- FR790039A - Device for steam heating :
en
fr
- NL36778C - :
en
- CH180796A - Inverter for generating high frequencies. :
de
en
- US2020394A - Paintbrush holder :
en
- US2020678A - Apparatus for lubrication :
en
- US2020731A - Starting device for low voltage discharge tubes :
en
- US2020771A - Automatic carburetor control :
en
- US2020947A - Locomotive control system :
en
- FR790112A - Special emergency brake, non-slip, with direct action on the ground, for motor vehicles and others :
en
fr
- GB438044A - Improvements in and relating to ignition apparatus for internal combustion engines :
en
- ES139316A1 - Improvements in the manufacture of cement and asbestos construction elements or similar mixtures. :
en
es
- GB438053A - Improvements in or relating to fluid flow indicators :
en
- GB438370A - Improvements relating to bogies for vehicles :
en
- FR790179A - Automatic volume control device for radio receiver :
en
fr
- DE621678C - Device for lifting the wheels of vehicles and for measuring the respective wheel pressure :
de
en
- ES139335A3 - Improvements in the manufacture of condenser microphones. :
en
es
- ES139549A3 - A procedure for the distillation of wine feces. :
en
es
- FR790139A - Improvements to detachable fasteners or fixers for bands, ribbons, belts or other :
en
fr
- FR790244A - Vacuum tube for the production of spokes :
en
fr
- GB438241A - Apparatus for playing a game of skill :
en
- FR790170A - Method and device for applying natural or artificial sun beds :
en
fr
- GB438207A - Improvements in or relating to closures for bottles and other containers :
en
- GB438094A - Stencil moistening machine :
en
- GB438313A - Improvements in or relating to non-refillable bottles :
en
- DE621362C - Process for the operation of continuously operating absorption cooling apparatus :
de
en
- US2021059A - Impression material :
en
- ES139301A3 - Improvements in the manufacture of accumulator batteries. :
en
es
- GB438588A - Improvements in crepe threads and fabrics and the manufacture thereof :
en
- GB438209A - Improvements in drying apparatus :
en
- FR790155A - Anti-glare headlight for vehicles :
en
fr
- FR790088A - Device for setting the pedals of automobile brakes, during adjustment operations :
en
fr
- GB438249A - Apparatus for converting milky liquids, latices, solutions, dispersions and emulsions into a finely divided solid condition by centrifugal spraying and drying :
en
- DE621699C - Arrangement for generating multiphase voltages of adjustable phase and size :
de
en
- US2020335A - Degreasing :
en
- DE621792C - Water turbine with radial inflow and outflow on the outer circumference of the wheel :
de
en
- GB438080A - Improvements in and relating to divan beds and the like :
en
- GB438586A - Improvements in the manufacture of artificial threads, films or the like :
en
- FR45682E - Internal band brake :
en
fr
- GB438404A - Improvements in compressors for refrigerators :
en
- GB438659A - Manufacture of substituted amides of aliphatic-aromatic acids :
en
- DE621695C - Reduced ejection converter :
de
en
- ES139536A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT :
en
es
- ES139551A3 - Grease box for railway wagon axles and the like. :
en
es
- GB438257A - Smoking pipes :
en
- DE621763C - Sheet feeding device for high-speed cylinder presses :
de
en
- FR45658E - Process for keeping the thread tension constant when winding :
en
fr
- FR790125A - Rescue device at great depths underwater :
en
fr
- GB438308A - Improvements in electric storage water heaters :
en
- US2020337A - Hollow metal door :
en
- US2021038A - Gummed tape serving machine :
en
- US2020429A - Selective controlling device for electrically operated brocade looms :
en
- FR790021A - Method, apparatus and metal reinforcement for the construction of roads, pavements, and other soils :
en
fr
- GB438598A - An improved rod for making electrical earth connections :
en
- ES139374A1 - A new automatic dispensing device for all kinds of objects and liquids. :
en
es
- GB438132A - Improvements in or relating to raising liquids by gas pressure :
en
- GB438327A - An improved method of covering aircraft components :
en
- DE621670C - Heating system with a boiler with two separate water rooms for the generation of low pressure steam and hot water :
de
en
- DE621956C - Seat with backrest, especially for motor vehicles :
de
en
- FR45659E - Automatic telephone system :
en
fr
- CH180605A - Slab beam for reinforced floors. :
en
fr
- CH180701A - Shaped structures, in particular for medical purposes. :
de
en
- DE621871C - Circuit arrangement for telecommunications, in particular telephone systems, in which alternating current relays are used with several windings for simultaneous alternating current impulses :
de
en
- FR790243A - Method and device effectively providing effective protection against bugs, mosquitoes, spiders and the like insects and animals such as small snakes, vampires :
en
fr
- GB438145A - Improvements in rotary oil burners :
en
- GB438217A - Improvements in and relating to systems of and apparatus for converting electric currents :
en
- ES139288A1 - An improvement in the manufacture of rubber, simile-leather and similar products. :
en
es
- FR45652E - Application of eddy currents for testing metal parts :
en
fr
- GB438409A - Automatic regulating device :
en
- FR790275A - Dosing mixer tap for lemonade flow and the like :
en
fr
- GB438077A - Improvements in, or relating to, motor cycles :
en
- DE621984C - Negative resistance :
de
en
- US2020446A - Electric grilling apparatus :
en
- US2020529A - Apparatus for sampling :
en
- DE621910C - Angled rolling mill or tube press for the production of seamless tubes :
de
en
- US2020470A - Decorative material :
en
- US2020546A - Buckle :
en
- US2020563A - Condensate removing device :
en
- US2020597A - Engine mounting :
en
- ES139528A1 - An electric discharge lamp. :
en
es
- DE621830C - Roller clamp coupling :
de
en
- ES2983Y - Protector to cover the toilet seats. :
en
es
- FR790113A - Improvements to warning and alarm devices in residential houses, hotels and similar establishments :
en
fr
- FR790203A - Impermeable coating for packaging and its manufacturing process :
en
fr
- GB438521A - Improvements in means for automatic regulation of the voltage of electric load circuits :
en
- US2021118A - Expansion joint making apparatus for ice trays :
en
- DE621641C - Hydraulic braking device for motor vehicles :
de
en
- FR790092A - Improvements in the manufacture of yarns composed of roving fibers using continuous filaments :
en
fr
- GB438105A - Method of cleansing or refining oils and other materials :
en
- US2020627A - Fuel injection valve for internal combustion engines :
en
- DE621626C - Continuous wire line with electric motor drive :
de
en
- CH180746A - Device for fine grinding. :
de
en
- CH180769A - Fuel saving device for an explosion engine. :
en
fr
- FR790047A - Method and mechanism for continuous stretching of untwisted roving :
en
fr
- GB438275A - Improvements in devices for delivering liquids in measured quantities from bottles and the like :
en
- GB438157A - Improvements in wagon tipping apparatus :
en
- FR790014A - Currency selector :
en
fr
- DE621512C - Bobbin changing device :
de
en
- DE621619C - Inflatable float to be worn on the body :
de
en
- GB438402A - Improvements in and relating to the production of ammonium cyanide :
en
- FR790006A - Full exploration reader-worker :
en
fr
- FR790173A - Removable fastening under the skis of the bands to prevent recoil uphill :
en
fr
- GB438418A - Improvements relating to the method of and apparatus for starting multi-stage free-piston compressors :
en
- DE621735C - Device for the automatic switching of change gears connected with slip clutches, mainly turbo clutches, especially for motor vehicles :
de
en
- DE621766C - Elastic wheel for rail vehicles :
de
en
- DE621897C - Air pressure testing and regulating device for power air pumps :
de
en
- DE621741C - Method for measuring two-wire amplifiers or four-wire transmission circuits or for determining the echo reception of hybrid circuits used in remote transmission systems by means of the whistle point determination method :
de
en
- CH180711A - Device for moistening and sealing envelopes. :
de
en
- DE621980C - Process for the preparation of chlorobenzoyl-2-benzoic acids :
de
en
- FR45696E - Machine for processing nuts, especially walnuts, to ensure good presentation and conservation :
en
fr
- GB438111A - Improvements in rotary wings for aircraft :
en
- US2020481A - Friction draft gear :
en
- AT143387B - Tube closure. :
de
en
- AT143480B - Process for the preparation of a quinine compound. :
de
en
- ES139523A1 - Procedure for construction of reinforced concrete tanks for liquids. :
en
es
- CH180601A - Nest box for birds. :
de
en
- CH180628A - Process for the production of safety glass. :
de
en
- US2020816A - Automatic telephone system :
en
- FR790271A - Device for transporting loads, especially baby carriages, on inclined surfaces, particularly stairs :
en
fr
- US2020379A - Fence fabric :
en
- ES4165U - Moisture absorbing apparatus (Machine-translation by Google Translate, not legally binding) :
en
es
- US2020493A - Postage meter :
en
- FR790049A - Acoustic amplifier of sounds emitted by an electrically powered motor :
en
fr
- GB438390A - Improvements in protective arrangements for electric motors :
en
- FR790295A - Universal control valve :
en
fr
- GB438195A - Improvements in or relating to temperature regulating means :
en
- US2020680A - Pouring carton :
en
- GB438375A - Improvements in and relating to the design of spray nozzles :
en
- GB438406A - The manufacture of monoazodyestuffs :
en
- DE621701C - Control device for conveyor machines :
de
en
- ES4174U - Apparatus for writing in the dark. (Machine-translation by Google Translate, not legally binding) :
en
es
- FR790229A - Method and device for the depth control of airplanes landing without seeing the terrain :
en
fr
- GB438398A - Process for through dyeing leather, especially chrome leather :
en
- US2020811A - Figure toy :
en
- IE13518L - Vegetable mill :
en
- US2021080A - Foldable musical instrument :
en
- DE621952C - Method of gluing paper with animal glue in the fabric :
de
en
- DE621782C - Swing saddle for motorcycles :
de
en
- ES138964A1 - Improvements in the construction of devices for the drying of enamel coatings and baths and their analogues. :
en
es
- GB438793A - Improvements in the manufacture and production of amines :
en
- DE621822C - Banknote receipt and dispensing device for money exchange, residual return and wage payment registers :
de
en
- ES139296A1 - A cinematographic projector. :
en
es
- ES139550A1 - A process for obtaining plastic masses or impregnation products. :
en
es
- US2020386A - Truck anchor :
en
- US2021074A - Amusement device :
en
- DE621799C - Connection head for feeding in particular lubricating oil or grease :
de
en
- CA354090A - Pyrotechnical signalling device :
en
fr
- CA354122A - Curtain manufacture :
en
fr
- CH180687A - Process for the preparation of secondary or tertiary amines. :
de
en
- DE621750C - Process for the production of iron railway sleepers with rail guide ribs :
de
en
- DE621995C - Mouthpiece for vacuum cleaner :
de
en
- DE621712C - Tabulator for typewriters :
de
en
- FI16820A - Anchorage for the centrifugation material in the centrifuge :
en
fi
- NL37867C - :
en
- FR790198A - Process for waterproofing pulp of paper, wood or rags :
en
fr
- GB438411A - A new or improved exercising device :
en
- AT143548B - Method for controlling internal combustion engines. :
de
en
- DE621771C - Device for the treatment of body cavities with fluids activated by radiation :
de
en
- DE621784C - Automatic knocking machine :
de
en
- CH180708A - Method for obtaining projections by transparency producing moving images, and projection apparatus for implementing this method. :
en
fr
- DE621851C - Short circuit brake circuit for drives with at least one compound motor pair :
de
en
- ES4173U - Reflector singularly suitable for street lighting, and intended for a light source in elongated form. (Machine-translation by Google Translate, not legally binding) :
en
es
- FI16825A - Bindningsmaskin, särskilt för sammanknytning av varptrådar :
en
fi
- FR45689E - Box for pastry, confectionery or the like :
en
fr
- US2020282A - Control means for bookkeeping :
en
- CH180845A - Brake testers for motor vehicles. :
de
en
- AT143509B - Device for flame cutting workpieces on a miter. :
de
en
- AT143526B - Dutch with running weight relief. :
de
en
- CA354025A - Ophthalmic fitting :
en
fr
- US2020590A - Method of making molded articles :
en
- US2020769A - Process for the manufacture of bornyl oxalates :
en
- US2020989A - Unitary wire connecter :
en
- AT143368B - Railway wagon with removable part designed as a trailer for road transport. :
de
en
- US2020284A - Sun ray indicating terrestrial globe :
en
- DE621947C - Solderless pipe connection, in which a metallic, convex-shaped and full-cross-section sealing sleeve is clamped onto the pipe by material deformation :
de
en
- CH180761A - Rotary compressor. :
de
en
- FR790134A - Fractionation process :
en
fr
- DE621427C - Slicer for slicing machines :
de
en
- DE621949C - Beater wheel for beater mills :
de
en
- DK50890C - Method for the production of citrate-soluble phosphoric acid fertilizers from mineral lime phosphates by the wet road. :
da
en
- CH180862A - Process for the preparation of a new polyazo dye. :
de
en
- US2020578A - Brake :
en
- US2020689A - Process for the preparation of aliphatic carboxylic acids :
en
- US2021121A - Plastic compositions :
en
- AT143412B - Collars, neck strips of shirts, etc. like :
de
en
- AT143532B - Shaped stone. :
de
en
- DE621927C - DC-DC converter :
de
en
- ES139297A1 - Procedure for the manufacture of cement and sand pipes. :
en
es
- FR790260A - Method for improving the efficiency and operation of explosion engines, and implementation device :
en
fr
- USD97499S - Design fob a shoe :
en
- CH180833A - Clip-on label with needle protection flap. :
de
en
- USD97470S - Design for lace :
en
- US2020808A - Rotisserie oven :
en
- US2021086A - Air diffuser :
en
- US2020646A - Wrapper paper for cigars, cigarettes, and the like :
en
- US2020825A - Signal voltage limiter :
en
- US2020861A - Carrier for recording and process for making same :
en
- CH180832A - Advertising pillar. :
de
en
- US2020654A - Continuous absorption refrigerating system :
en
- US2020866A - Vehicle wheel and method of forming same :
en
- US2020686A - Waste heat economizer :
en
- AT143499B - Flexible hose. :
de
en
- CH180665A - Washing device. :
de
en
- AT143330B - Process for the production of a pozzolan cement. :
de
en
- AT143487B - Device for pressing thread or circular profiles, perforations or the like in thin-walled hollow bodies made of cardboard, paper or similar material. :
de
en
- CH180816A - Protective device against heat, fire, smoke, gases, etc. :
en
fr
- US2020607A - Photographic material :
en
- US2021104A - Blow-out preventer :
en
- AU2002234A - Improvements in and relating to apparatus for measuring and dispensing liquids :
en
- CA354057A - Chimney spark arrester :
en
fr
- US2020911A - Circuit breaker :
en
- ES139558A3 - A heavy oil burner. :
en
es
- US2020413A - Means for obtaining flame effects in negative glow devices :
en
- US2020738A - Variable-beat alarm clock :
en
- US2020846A - Means for scalding hogs :
en
- US2020841A - Attachment for listers, etc. :
en
- NL36860C - :
en
- US2020853A - Photographic amusement device and method of making the same :
en
- US2020713A - Ceramic masses preventing the formation of carbon deposits :
en
- GB438073A - Improvements in and relating to gas lamps or lanterns :
en
- FR790090A - Corrector for aircraft sound tracking device :
en
fr
- US2020600A - Suction cleaner :
en
- US2020723A - Electric gaseous discharge device :
en
- US2020830A - Spot welding fixture :
en
- US2021065A - Refrigerator drawer :
en
- US2020478A - Piping and method of making and applying same :
en
- US2020522A - Bolt cap :
en
- AU2038434A - Magnetically balanced tapped transformer :
en
- CH180705A - Process for the production of a nitrogenous, organic fertilizer. :
de
en
- DE621819C - Device for the production of pressed parts from synthetic resin :
de
en
- DE621909C - Method for making wort sounds :
de
en
- GB438336A - Improvements in and relating to electrically driven washing machines :
en
- FR790176A - How to suspend ceilings from reinforced concrete floor joists :
en
fr
- GB438219A - Improvements in or relating to means for reproducing film pictures on a screen of electric lights :
en
- ES3710Y - Tap for liquid passages, especially for beer. :
en
es
- FR45668E - Improved horizontal drive bicycle :
en
fr
- FR790058A - Improvements to the braking systems of railway vehicles and other similar vehicles :
en
fr
- GB438330A - Improvements in or relating to cases or holders for bobbins and other sewing implements :
en
- US2020331A - Automatic circuit breaker :
en
- US2020430A - Acoustic lining or wall covering for rooms :
en
- US2020659A - Bolt making machine :
en
- DE621777C - Account sheet :
de
en
- DE621942C - Relief device for bridge scales :
de
en
- DE621962C - Process for the production of high molecular weight acetals :
de
en
- US2020382A - Chromium plating :
en
- US2020987A - Compressor unloader :
en
- US2021049A - Condiment holder :
en
- FR790152A - Hot and pressure molding process of shoe uppers and resulting product :
en
fr
- US2021099A - Electric control system :
en
- GB438159A - An improved physical exerciser :
en
- DE621954C - Steering device for the trailer of the towing car from road trains :
de
en
- US2020570A - Oil rectifier and reclaimer :
en
- ES3713Y - Own sprayer to carry out artificial rain :
en
es
- DE621785C - Guide pin holder for grading machines :
de
en
- US2020451A - Truck body :
en
- FR790072A - Pea shelling machines :
en
fr
- GB438030A - Improvements in and relating to steam plant :
en
- ES139317A1 - Improvements in casting wheels for polishing materials. :
en
es
- FR45670E - New portable electric light system :
en
fr
- GB438279A - An improved eye-bath :
en
- FR790257A - Television set :
en
fr
- FR790298A - Time dial :
en
fr
- GB438205A - A new or improved gas fire :
en