• US2131809A - Valve : en
  • US2131845A - Means for operating upon the heelportions of shoes : en
  • US2132249A - Oil lubricated mounting : en
  • USD111613S - Design for a watch : en
  • US2131781A - Gas turbine system of the continuous combustion type : en
  • US2132263A - Air conditioner : en
  • AU105293B2 - Improvements in devices for protecting the eyes : en
  • CA376921A - Wall paper remover : en fr
  • US2132240A - Means for grinding card flats : en
  • GB493232A - Improvements in or relating to picture analysis for television or other distant-transmission purposes : en
  • US2132366A - Process of bating skins in leather manufacture : en
  • US2131874A - Radiator protector : en
  • US2132190A - Vat dyestuff : en
  • US2132245A - Heddle for circular looms : en
  • AU105243B2 - Improvements relating to vibratory screens : en
  • US2132272A - Closure cushioning and sealing means : en
  • US2132125A - Railway signaling system : en
  • US2132291A - Spring seat : en
  • AU362337A - Improvements in or relating to multi grid electron discharge tubes suitable for use as mixer or converter tubes in superheterodyne receivers : en
  • DE665752C - Rotatable connection for parts of electrical devices such as lights : de en
  • FR832862A - Improvements to liquid filters : en fr
  • US2131811A - Safety stop for internal combustion engines : en
  • US2132089A - Apparatus for printing photographic sound records : en
  • US2132279A - Vehicle seat table : en
  • US2132258A - Tree guard for aerial wires : en
  • US2131924A - Endoscqpic tube and obturator therefor : en
  • CA376822A - Electric sodium lamp and discharge device manufacture : en fr
  • CA376920A - Concrete pavement joint : en fr
  • CA376938A - Waste sulphuric acid regeneration : en fr
  • US2131875A - Nonreflecting window : en
  • DE665836C - Absorbable sewing and ligating material : de en
  • FR832842A - Foldable float for tanks intended for the storage of wines or other liquids : en fr
  • CA376929A - Advertising device for vehicles : en fr
  • US2132254A - Steering of craft : en
  • US2132274A - Dynamo-electric machine : en
  • FR832817A - Improvements to capacitors whose dielectric itself serves as a support : en fr
  • GB493092A - Improved method facilitating the precipitation of suspended matter in sugar juices : en
  • AU410037A - Improvements in photographic material for colour photography : en
  • DE665829C - Monitoring device for the simultaneous switching of pulse-controlled stepping mechanisms in remote control devices : de en
  • DE666056C - Half mask respirator : de en
  • FR832827A - Further training in machines for setting rivets, eyelets or similar articles : en fr
  • GB493441A - Improvements in and relating to change speed gear controls : en
  • FR832868A - Cathode ray tubes and circuits relating thereto : en fr
  • FR833000A - Liquid resistance heating body constituting an automatic thermostat : en fr
  • GB493273A - An improved rigid crossing for electric trolley wires : en
  • GB493412A - Improvements in and connected with vehicle axle arrangements : en
  • FR832779A - Colorful products : en fr
  • CA376908A - Shoe shank stiffener : en fr
  • AU407537A - Improvements relating to colour effects : en
  • CA376859A - Tampon : en fr
  • CA376937A - Radio receiver remote control : en fr
  • DE665755C - Method to facilitate the finding of foreign bodies that have penetrated living and dead bodies, in particular of dentures, their parts or materials, in X-ray recordings : de en
  • FR832830A - Device for recovering power due to the speed of the moving air or the speed of translation in the air : en fr
  • CA376840A - Abrasive article : en fr
  • CA376901A - Respiratory appliance : en fr
  • US2131861A - Electrode holder : en
  • US2131876A - Apparatus for blanketing comestibles with inert gas : en
  • GB493357A - A new and improved composition of matter suitable for a dentifrice : en
  • GR7694B - SHAVING MACHINE. : el en
  • GB493324A - Improvements in and relating to weighing machines : en
  • IE15278L - Treatment of tea. : en
  • GB493235A - Improvements in or relating to electrical high frequency transmission lines : en
  • US2131780A - Adenotome : en
  • DE664866C - Machine for filling and encapsulating vessels : de en
  • GB493294A - Manufacture of aromatic nitro-compounds : en
  • US2132267A - Heavy alternating-current measurement : en
  • US2131778A - Means for projecting stereoscopic pictures : en
  • US2132133A - Fan : en
  • USD111595S - Design for a scarf : en
  • US2132181A - Process for the manufacture of carbohydrate compounds : en
  • US2132220A - Floor construction or the like : en
  • US2132325A - Hydraulic window lift : en
  • US2132095A - Method of conditioning fibrous material : en
  • USD111629S - Design for a dress : en
  • US2131812A - Nut lock : en
  • US2132233A - Cast railway car body bolster : en
  • US2132295A - Stapling device : en
  • GB493181A - Composite slidable and adjustable metallic scaffold : en
  • DE665921C - Process for the preparation of diphenylamine pellets : de en
  • US2132161A - Insertable circulation starter for well strings : en
  • US2132324A - Method of and apparatus for removing bands from building drums : en
  • US2132004A - Flare torch : en
  • US2132314A - Lawn sprinkler : en
  • US2131787A - Power transmitting device : en
  • US2131938A - Process for the refining of naphthenic acids : en
  • US2131953A - Method of making valves : en
  • DE666032C - Light projection device for displaying markings belonging to parlor games or the like : de en
  • US2131734A - Hydrogenation of mono nitrated alkyl benzenes : en
  • GB493192A - Improved stencil hand-stamp : en
  • US2131831A - Dispensing device : en
  • US2132052A - Self-training idler : en
  • US2131984A - Poultry feeder : en
  • US2132278A - Electrical control circuit : en
  • GB493177A - Shock absorbing device for the steering gear of electric automobile cranes : en
  • FR48984E - Method and devices for television transmission with electron tube as an analyzer system : en fr
  • GB493252A - Improvements in or relating to carburetters for internal combustion engines : en
  • FR832956A - Folding leg system, particularly applicable to tail landing gear for airplanes : en fr
  • FR832856A - Ornament and hair clip : en fr
  • GB493511A - Automatic frequency control circuits for radio receivers : en
  • US2131857A - Liquid fuel injection apparatus for internal combustion engines : en
  • GB493176A - Improvements in and relating to hydroplanes : en
  • DE666002C - Device for testing switches for short-circuit strength : de en
  • GB493189A - Improvements in moving picture cameras : en
  • FR832750A - Process for preparing tetrachlorethylene : en fr
  • GB493300A - Improvements in or relating to the displaying and/or dispensing of narrow fabrics : en
  • GB493147A - Improvements in the manufacture and production of dyestuffs of the naphthalene series : en
  • GB493226A - Improvements in or relating to gyroscopic steering apparatus for torpedoes and the like : en
  • GB493385A - Improvements in priming compositions : en
  • GB493195A - Lighting attachment for sewing machines : en
  • GB493437A - Improvements in and relating to the production of lipoid-soluble substances having bactericidal properties : en
  • GB493190A - Improvements in or relating to seaming machines : en
  • DE665745C - Generation of nitrogen by burning fuels with air : de en
  • DE665914C - Hydraulic relay for indirect controllers working with servo motors : de en
  • DE665823C - Toy transformer with a device for regulating its secondary voltage : de en
  • FR832715A - Improvements to high voltage electrical installations : en fr
  • FR832768A - Simultaneous manufacturing process of pure aluminum oxide and ammonia-magnesian phosphate : en fr
  • FR832889A - Improvements to electric starting devices for internal combustion engines : en fr
  • GB493256A - Improvements in or relating to two speed gear mechanisms for actuating tuning devices in radio receivers and other tunable electric apparatus : en
  • GB493340A - Improvements in and relating to the determination of the direction of incidence of oscillatory phenomena : en
  • US2132030A - High pressure valve : en
  • AU414437A - Improvements in or relating to electronic voice operated switching devices in telephone systems : en
  • DK55294C - Machine for Making Sticks and Moldings. : da en
  • FR832751A - Rotary agricultural tiller tool : en fr
  • DE665512C - Process for the preparation of new enol derivatives containing the sterol core : de en
  • DK55296C - Method for Manufacturing Polarizing Layers. : da en
  • US2131752A - Coded continuous inductive train control system : en
  • GB493146A - Improvements in x-ray tubes : en
  • FR832906A - Method for increasing the orientation capability of jet breakers : en fr
  • US2131808A - Sanitary napkin machine : en
  • USD111643S - Design tor a dress : en
  • US2132000A - Phosphate coating bath and method of making : en
  • GB493274A - Improvements in or relating to apparatus for measuring gas pressures : en
  • DE665873C - Process for obtaining lecithin-containing, oxidase-free oil cakes : de en
  • US2132035A - Fire extinguisher : en
  • DE666036C - Loading device for cigar matting machines : de en
  • FR48996E - Control device for automatic lathes : en fr
  • AU437537A - A constant tension, variable speed belt and pylley power transmission gear : en
  • FR832838A - Dressing process for flat gums, and the resulting new products : en fr
  • US2131729A - Thermostatically controlled variable-throw crankpin mounting device : en
  • US2131879A - Method of treating hydrocarbon distillates : en
  • US2132055A - Spinning machine : en
  • GB493219A - Flexible shaft coupling : en
  • FR832761A - Control device for valves, winches, retractable landing gears, lifting devices, and other applications : en fr
  • FR832854A - Heavy-duty agricultural sprayer with piston pump, oscillating : en fr
  • FR832997A - Vehicle, in particular on rails, with engine mounted in a rotating frame : en fr
  • GB493359A - Improved means for admixing with water, sewage effluent and the like a chlorinating or other agent : en
  • FR832721A - Advanced process for refining petroleum distillates : en fr
  • DE665827C - Block printer : de en
  • DE665948C - Process for the decarburization of commercially available nickel or cobalt : de en
  • US2132306A - Apparatus for controlling or indicating photographic exposures : en
  • FR832919A - Frame in several articulated elements for bracelet, necklace, with detachable clips : en fr
  • GB493239A - Improvements in or relating to coupling apparatus for vehicles : en
  • DE665785C - Evaporator for lighting, heating and cooking appliances fed by pressurized kerosene : de en
  • DK55295C - Method for producing a homogeneous magnetic material with low hysteresis loss, and coil with a core of this material. : da en
  • CA376899A - Thermostatic device : en fr
  • USD111564S - Design for a combination kitchen : en
  • US2131994A - Refractory metal composition : en
  • GB493307A - Improvements in the recovery or production of unitary cyclic compounds form the products obtained by the pressure extraction or destructive hydrogenation of carbonaceousmaterials : en
  • US2131972A - Brake and accelerator control : en
  • GB493513A - Production of new derivatives of starch : en
  • AU105301B2 - Improvements in or relating to grid structures for liquid freezing trays : en
  • DE665554C - Electron tubes : de en
  • DE665789C - Production of phosphoric acid from mineral phosphates and sulfuric acid : de en
  • GB493135A - Planographic printing plate : en
  • US2132273A - Fluorescent material : en
  • GB493331A - Improvements relating to electric heating elements and their manufacture : en
  • US2132034A - Dressmaking form and the like : en
  • US2132015A - Means for determining drilling fluid characteristics : en
  • US2132135A - Straight bar knitting machine : en
  • FR832805A - Machines for removing garlic from wheat in milling : en fr
  • FR832829A - Device for scanning images in television sets : en fr
  • FR832871A - Improvements to reinforced concrete tanks suitable for liquids immiscible with water, particularly hydrocarbons : en fr
  • GB493139A - A method of bonding synthetic rubber-like materials to metal surfaces : en
  • DK55292C - Device by Radiators. : da en
  • FR832951A - Leather treatment process : en fr
  • AU126038A - Process forthe preparation of aromatic isothiocyanates : en
  • DE666055C - Device for suppressing the moire effect when optically copying lenticular films : de en
  • US2132183A - Inductor compass : en
  • US2132002A - Construction of hubs : en
  • US2132341A - Improved magazine cover and method of producing same : en
  • FR832875A - Machine for shaping threads intended for binding perforated sheets : en fr
  • US2132160A - Manufacture of shaped articles : en
  • DE665730C - Device for increasing the measuring accuracy of alternating current meters : de en
  • DE665808C - Control device for maintaining the same temperature in incubators for bacteriological laboratories : de en
  • FR832863A - Improvements in the construction of spray guns : en fr
  • DE665800C - Arrangement for the protection of single or multi-phase electrical systems for alternating or direct current, in particular of high voltage systems, by means of fuses : de en
  • DK55297C - Cheese washing machine. : da en
  • DE666065C - Process for the pressure hydrogenation of high-boiling hydrocarbon oils : de en
  • FR832855A - Compact air-cooler allowing rational ventilation, automatic defrosting and a suitable humidity level : en fr
  • US2131810A - Treatment of cellulose derivatives : en
  • DE665818C - Removable protective cover for window and emergency exit openings of air raid shelters : de en
  • CA376934A - Detachable heel : en fr
  • AU146238A - Improvements in or relating to steam powerplant : en
  • US2132145A - Apparatus for soldering ends to can bodies : en
  • DE665888C - Conversion of a rotating movement into a straight back and forth going by means of swash plates arranged on the rotating shaft and offset by 180Ò : de en
  • US2132177A - Dispensing device for roll paper : en
  • FR832851A - Sophisticated guiding system for slat shutter curtains : en fr
  • GB493255A - Improvements in or relating to metal air propellers : en
  • US2131821A - Sheet metal seaming tool : en
  • US2132203A - Electrical connecter : en
  • US2132312A - Art of and apparatus for liquid treatment : en
  • US2132138A - Method of applying alubricant coating to glassware : en
  • US2131890A - Brazing : en
  • US2132310A - Feeder apparatus for mail sorting machines : en
  • CA376895A - Wheel spring securing means : en fr
  • CA376880A - Washing and rinsing apparatus : en fr
  • US2131996A - Locomotive stoker : en
  • AU53238A - Braun Tube : en
  • FR832847A - Improved process for the refining of relatively low melting point metals and, in particular, lead and the simultaneous treatment of oxides, dross, residues, etc., of these metals : en fr
  • US2131847A - Lasting machine : en
  • US2132276A - Metal mold : en
  • FR832797A - Process for chromogenic development of silver halide emulsion layers by inversion development : en fr
  • DE665851C - Process for cleaning caustic soda lye : de en
  • DE665822C - Vehicle toy with a spring drive and a locking member that inhibits or releases the process : de en
  • CA376882A - Engine fuel feed : en fr
  • US2132219A - Golf club : en
  • DE665828C - Control device for stage lighting : de en
  • FR832886A - Shelf magazine for vending machines : en fr
  • GB493244A - Improvements in thermally actuated switches, relays and apparatus for fire detectionand like purposes : en
  • FR832953A - Improvements to electrical circuits for vehicle equipment : en fr
  • GB493399A - Oil distributing and apportioning device : en
  • US2132080A - Brake applying device : en
  • US2132103A - Weather strip : en
  • US2132252A - Woven wire belt for paper making machines : en
  • USD111594S - Design for a sewing machine : en
  • GB493169A - Improvements in or relating to fluid-actuated valves : en
  • USRE20877E - Cast metaixjc dentobe : en
  • US2131762A - Gasket packing, and the like : en
  • US2132222A - Brake beam strut and lever assembly : en
  • US2132288A - Air conditioner for fans : en
  • DE665912C - Equipment on vacuum cleaners for the hose connection : de en
  • US2131905A - Apparatus for causing reaction between liquids and for separating the reacted products : en
  • US2132142A - Pipe for smoking tobacco : en
  • GB493366A - Improvements in or relating to methods of and devices for taking an impression of the eye : en
  • GB493419A - Improvements in fish dressing machines : en
  • DE665959C - Process for the production of pulp from beech wood : de en
  • GB493318A - Improvements in or relating to systems for transmitting intelligence with the aid of a beam of light : en
  • DE665801C - Closed fuse cartridge : de en
  • DE665938C - Vehicle gas generator with water jacket : de en
  • DK55290C - Mechanical Cleaning and Raking Apparatus for Fireplaces with flat Grating surface. : da en
  • GB493335A - Improvements in double butt hinges : en
  • GB493182A - Improvements in milling, surface grinding and like machine tools : en
  • US2132154A - Method of producing combined colored and black and white pictures : en
  • GB493518A - Process for the production of metal coating of stainless steel : en
  • US2131840A - Shoe upper stretching machine : en
  • US2132155A - Method of manufacturing a product containing calcium nitrate and ammonium nitrate : en
  • USD111611S - Design fob a dress : en
  • US2131844A - Guard for shingle edges : en
  • USD111635S - Design fob a dress ensemble : en
  • US2132174A - X-ray apparatus : en
  • CA376870A - Refrigeration system : en fr
  • FR832895A - Air cooling device : en fr
  • US2132301A - Necktie : en
  • USD111626S - Design for an electric lantern : en
  • DE665692C - Note typewriter : de en
  • GB493298A - Improvements in electric lamps comprising combinations of electric discharge devices with materials excited to luminescence by the radiation from the discharge therein : en
  • FR832798A - Arrangement for the transmission of a plurality of information by the same line using power lines : en fr
  • US2132085A - Advertising, indicating, and displaying device : en
  • US2131934A - Visual interpretation of electrical currents : en
  • US2132285A - Trestle : en
  • USD111579S - Design for a finger ring : en
  • USD111584S - Design for an advertising sign : en
  • DK55287C - Electrode system with asymmetric conductivity and method of manufacture. : da en
  • FR48957E - Converting a straw baler into a hay baler : en fr
  • GB493383A - Improvements in collapsible tubes : en
  • US2132016A - Paper making : en
  • DE665805C - Artificial abutment tooth : de en
  • FR48991E - Breathing apparatus enhancements for protection against toxic bodies and noxious gases : en fr
  • GB493360A - Improvements in high-pressure mercury-vapour electric-discharge lamps : en
  • FR832708A - Improvements in the fabrication of asymmetric conductivity devices : en fr
  • GB493205A - Improvements in portable files, covers or presses for documents, books and other suitable articles : en
  • GB493545A - Improvements in and relating to road vehicles : en
  • FR832729A - Insecticidal preparation, especially against insects nesting in the soil and also having a manuring action : en fr
  • FR832940A - Glass thread diaphragm and its applications in particular as separators for electric accumulators : en fr
  • FR49000E - Electric radiator for hot water heating : en fr
  • GB493194A - Improvements in spinning, twisting and analogous machines : en
  • DE665899C - Stripping device for the pre-cutting comb on combing machines : de en
  • GB493390A - Improvements in and relating to combustion apparatus : en
  • FR832734A - Base for ointments : en fr
  • FR832930A - Improvements in transmitting and receiving stations of t. s. f. very short wave : en fr
  • US2132078A - Hand loom heddle shifting device : en
  • DE665993C - Process for compressing coal : de en
  • DK55280C - Machine for Making Capsule Shutters for Bottles. : da en
  • DE665816C - Ball joint coupling, especially for trailers of motor vehicles : de en
  • FR832781A - Engine arrangement for vehicles with rotating frames, in particular for rail vehicles : en fr
  • GB493200A - Method of and means for ventilating toilet fixtures : en
  • FR832837A - Method for detecting contact between conductive or non-conductive bodies and switchgear allowing the realization : en fr
  • FR832800A - Small oven tongs and similar applications : en fr
  • GB493295A - Improved means for use in the casting of concrete beams in situ : en
  • GB493116A - Improvements in or relating to electrical precipitators : en
  • FR832983A - Removable dish-turner for baking ovens : en fr
  • GB493512A - Improvements in or relating to hog cholera vaccine : en
  • US2132246A - Handle attachment for paper boxes : en
  • USD111633S - Design fob a font of printing type : en
  • US2132260A - Spinning ring and traveler therefor : en
  • AU105345B2 - Improvements relating to circuit arrangements employing thermionic amplifiers for controlling the volume range of signals : en
  • FR832978A - Adjustable device to indicate the prices of goods in the shelves : en fr
  • IT363528B - : it
  • GB493347A - Improvements in regulating devices for electric drives : en
  • DE665864C - Rotary switch for brief activation of electrical circuits in several switch positions : de en
  • FR832815A - Molding process and metal equipment for melting parts which have parallel, thin and closely spaced fins : en fr
  • US2131813A - Apparatus for producing hollow articles or containers from paper pulp : en
  • US2132045A - Automobile body heater : en
  • US2132049A - Brake shoe adjusting and centering device : en
  • US2132081A - Means for the flowing of wells : en
  • DE665835C - Process for drying and cooling fuel gases with the aid of a water-absorbing liquid : de en
  • FR832946A - Apparatus for indicating or measuring the intensity or other characteristic of a radiating field : en fr
  • US2131842A - Suction cleaner handle construction : en
  • GB493082A - The manufacture of new polymeric products : en
  • GB493322A - Improvements in systems of control for electrically operated lifts : en
  • FR832707A - New parcel rack for bicycles and mopeds : en fr
  • GB493215A - Meat tendering appliance : en
  • FR832973A - Valve, especially for breathing apparatus : en fr
  • US2131986A - Blue flame oil burner : en
  • US2132259A - Electric cable : en
  • US2132127A - Convertible stapling implement : en
  • FR832900A - Universal automatic machine with intermittent or continuous operation for the manufacture of simple or complex brushes : en fr
  • GB493296A - Improvements in or relating to electron multipliers : en
  • GB493373A - Improvements in or relating to means for stabilising marine vessels : en
  • GB493086A - Improvements in binders for making luminescent screens : en
  • FR832864A - Device for the preparation and projection of gas clouds : en fr
  • FR832980A - Anti-fog and anti-icing heater, in particular for windshields and windows of automobiles and airplanes : en fr
  • GB493422A - Improvements in and relating to fuel injection pumps for multi-cylinder internal combustion engines : en
  • FR832975A - Process for producing concentrated strongly oxidized oxides of nitrogen : en fr
  • US2131882A - Design embossed high luster finish material : en
  • US2132159A - Art of refining : en
  • FR832979A - Sandblasting apparatus : en fr
  • DE665878C - Process for polishing hard fibers, namely coconut fibers : de en
  • FR832911A - Deformable frame device and its application to jewelry : en fr
  • DE665803C - Electric discharge lamp with a helical discharge path created by built-in parts : de en
  • DE665772C - Machine for manufacturing, filling and sealing a bag : de en
  • GB493080A - Improvements relating to slicing machines : en
  • US2132364A - Process and apparatus for congealing liquids : en
  • USD111570S - Design fob a bird cage : en
  • DE665742C - Process for the production of swelling starch : de en
  • US2131940A - Denture : en
  • CA376927A - Denture tooth : en fr
  • GB493081A - Improvements in band-strapping machines and the like : en
  • GB493277A - Improvements in and relating to calculating machines : en
  • GB493268A - Improvements in or relating to machines for the fatigue testing of materials by bending : en
  • US2131795A - Illuminated number or name plate : en
  • US2131862A - Glass grinding apparatus : en
  • US2132093A - Liquid heater : en
  • US2131843A - Coin injector for packages : en
  • GB493346A - Improvements in or relating to electric coil assemblies for high frequency purposes : en
  • DE665929C - Brake circuit for drives of electrically set wing signals with a gear brake magnet for the travel and stop definition : de en
  • FR832759A - Opacifiers for vitreous enamels : en fr
  • GB493199A - Improvements in hand or arm supporting devices for the interior of motor car bodies : en
  • FR832744A - Anodes for the electrolytic establishment of zinc coatings : en fr
  • GB493262A - Improvements in and relating to liquid-blast electric circuit breakers : en
  • GB493527A - Improvements relating to thermionic valve circuits : en
  • FR832739A - Blade movement for armor mechanics : en fr
  • DE665795C - Coin telephone with delayed coin return and automatic payment : de en
  • DE665807C - Truss pad : de en
  • DE665902C - Sewage basin : de en
  • US2131921A - Electron discharge device : en
  • US2131871A - Injector overflow mechanism : en
  • US2132061A - Quick action whip stock : en
  • FR48964E - Process for the preparation of dyes of the thioindigoid series : en fr
  • GB493401A - Improvements in the method and means for bending sheets of wood : en
  • AU105239B2 - Braun Tube : en
  • CA376834A - Two - way communication system : en fr
  • CA376890A - Counter moulding machine : en fr
  • CA376862A - Brake lining : en fr
  • FR48973E - Process for the protection of products sensitive to the photochemical action of light : en fr
  • US2131930A - Apparatus for seprating mixed materials having different electrical conductivities : en
  • US2132361A - Process of chlorinating methylaromatic compounds : en
  • FR832936A - Film presser for cinematographic devices : en fr
  • GB493162A - Improvements in or connected with bathing caps : en
  • GB493328A - Improvements in and relating to the resilient mounting of motors for vehicles and aircraft : en
  • US2131825A - Game : en
  • FR48978E - Improvements to sofa beds : en fr
  • FR832845A - Process for maintaining and preserving at a constant value the degree of radioactivity of mineral waters : en fr
  • GB493264A - Improvements in or relating to steam traps : en
  • FR832716A - Device for supporting or supporting a servomotor, in particular a servo motor or for controlling the control surfaces or the like, on aircraft : en fr
  • GB493321A - Improvements in or relating to diamond tools : en
  • DE665786C - Z-shaped cap shoe : de en
  • FR832780A - Method and device for determining the orthogonal coordinates of ground points, in particular of chains of polygons, etc. : en fr
  • FR832915A - Protective device for presses and the like : en fr
  • GB493206A - Improvements in power transmission mechanism : en
  • FR832705A - Improvements to static pitot tubes : en fr
  • FR832763A - New process for manufacturing insulating materials fired at high temperature : en fr
  • DE666062C - Generation of nitrogen-free, nitrogen-rich gases : de en
  • CA376933A - Metal roof covering : en fr
  • US2131766A - Method of producing couplings : en
  • AU105248B2 - Improvements in or relating to hydro-extractors : en
  • FR832713A - Gearbox : en fr
  • GB493138A - Improved method and apparatus for screening suspensions of fibrous material : en
  • USD111577S - Design for a lamp : en
  • AU105241B2 - Improvements in gas tight junctions with quartz : en
  • DK55285C - Radio receiver with Fading control and Tuning indicator. : da en
  • AU105273B2 - Improvements in or relating to cooling arrangements for air-cooled aircraft engines : en
  • DE665885C - Injection pump for internal combustion engines : de en
  • DE665975C - Method for obtaining the anterior pituitary hormones : de en
  • GB493152A - Improvements in or relating to variable speed friction gearing : en
  • DK55307C - Snaplaas. : da en
  • GB493148A - Improvements relating to fungicidal compositions : en
  • GB493428A - Improvements relating to rolling mills of the pilger type : en
  • DE665544C - Chute transmission : de en
  • CA376924A - Coating composition for porous surfaces : en fr
  • US2132075A - Garment clasp : en
  • US2132191A - Compound of the pyrazoloanthraquinone series : en
  • US2131835A - Liquid fuel burner : en
  • US2132007A - Vacuum cleaner with headlight : en
  • CA376892A - Journal box : en fr
  • US2131827A - Forge furnace : en
  • DE665970C - Cartridge and weapon : de en
  • CA376885A - Cellulosic material purification : en fr
  • US2131782A - Cooling fluids to low temperatures and diffusion refrigerating machines therefor : en
  • US2131832A - Shoe counter manufacture : en
  • DE665962C - Process for the suppression of color dominants when recording and playing back lenticular films : de en
  • DE665831C - Electric remote control device for the actuation of adjustable organs : de en
  • DE665871C - Lighting device for grand pianos, where the lamp is carried by the music stand : de en
  • DK55286C - Cooling device for disk motors for air cooling of the outer coil heads and the outer rotor rods. : da en
  • DE665778C - Process for the production of pharmacologically active preparations containing ferrous compounds : de en
  • DK55303C - Signaling device for Automobiles or similar Vehicles. : da en
  • FR832891A - Suprasound frequency underwater microphone receiver : en fr
  • CA376926A - Filtering apparatus : en fr
  • DE665934C - Electric miner's lamp with a power generator arranged in a housing that carries the incandescent lamp and coupled to a compressed air motor : de en
  • US2131796A - Fertilizing sprinkler : en
  • US2131967A - Sheet feeding mechanism : en
  • US2132104A - Vehicle window silencer : en
  • DE665791C - Process for the preparation of ethyleneimine polymerization products : de en
  • DE665797C - AC switch with arc extinguishing by a flowing extinguishing agent supplied under pressure : de en
  • DK55293C - Water heater. : da en
  • US2132057A - Thermo-electric safety switch : en
  • US2131723A - Method and apparatus for transferring threadlike articles : en
  • US2131767A - Apparatus for treating metal : en
  • US2131935A - Molding machine : en
  • US2131954A - Plant duster : en
  • US2132018A - Inhibition of peroxide formation in ethers : en
  • US2132166A - Plow : en
  • US2132211A - Bass drum beater : en
  • US2132370A - Metal rolling apparatus and method for annular work : en
  • USD111571S - Design fob a what-not : en
  • US2132261A - Spinning ring and traveler therefor : en
  • US2132309A - Foldable chair : en
  • GB493183A - Improvements in methods and devices for creping webs of paper and other sheet material : en
  • FR832865A - Twin parallel shaft motor with v-shaped or diamond-shaped cylinders : en fr
  • GB493212A - An improvement in or relating to frying-ranges : en
  • AU105235B2 - Improvements relating to intermittent driving mechanism especially for filtering or thickening apparatus : en
  • CA376902A - Boxing glove : en fr
  • CA376824A - Masticable material : en fr
  • US2132298A - Vehicle wheel : en
  • US2132153A - Rotary internal combustion engine : en
  • CA376846A - Vacuum valve : en fr
  • GB493392A - Improvements relating to marine or like smoke tube boilers equipped with steam superheaters : en
  • CA376909A - Electric resistance element : en fr
  • GB493309A - An improved anti-theft device for use on pedal cycles or motor cycles : en
  • USD111646S - Design for a dress : en
  • FR832726A - Construction game : en fr
  • FR832796A - Process for removing salts from water : en fr
  • CA376865A - Electric wire bracket : en fr
  • US2132343A - Lifting jack for automobiles : en
  • GB493429A - Two-way directive wireless system : en
  • AU105247B2 - Improvements in or relating to cans or like containers : en
  • US2131818A - Automatic traffic control system : en
  • US2132008A - Railway crossing : en
  • US2132331A - Rest : en
  • GB493327A - Improvements in and relating to electric communication systems : en
  • GR7684B - GEOGRAPHY TEACHING SYSTEM IN SCHOOLS AND GEOGRAPHY IS MAPPED FOR THIS PURPOSE. : el en
  • FR832901A - New improvements to dispensing containers : en fr
  • USRE20876E - Cigarette making machine : en
  • GB493089A - Improvements relating to advertising or display means : en
  • GB493402A - Improvements relating to power transmission by electrical means : en
  • CA376830A - Fluid pressure control system : en fr
  • GB493133A - Improvements in or relating to building structures, such as walls and the like : en
  • FR48995E - Method and apparatus for the preparation of silica for glass fillers : en fr
  • GB493342A - Improvements in machines for the casting under pressure of metals : en
  • GB493405A - Method and apparatus for reducing tubular blanks : en
  • DE665839C - Retractable taxiway for land planes : de en
  • GB493137A - Improvements in and relating to coin-freed amusement devices : en
  • FR832718A - Process for dyeing cellulose esters or ethers : en fr
  • FR832765A - Rear construction of motor vehicle bodies : en fr
  • FR832879A - Compass repeater for automatic steering and recorder : en fr
  • GB493156A - Road roller : en
  • DE665920C - Tool for the production of hollow bodies provided with constrictions, e.g. B. in the shape of a ball bar : de en
  • GB493433A - Motor tractor with gas generator mounted thereon : en
  • US2131722A - Folding chair : en
  • FR832994A - Casting process for magnesium and its alloys : en fr
  • US2132283A - Suction tip : en
  • US2131956A - Broom holder : en
  • GB493241A - Improvements in and relating to electric transformers : en
  • GB493269A - Improvements in and relating to counting mechanism : en
  • FR832758A - Manufacturing process of castings in molds : en fr
  • FR832903A - Chain and hook attachment device for performing work on vertical surfaces : en fr
  • GB493225A - Improvements in arc welding apparatus : en
  • GB493282A - Improvements in or relating to seats and more particularly chairs for reclining upon : en
  • DE665549C - Process for the production of male and corpus luteum hormone-active substances : de en
  • DE665897C - Electropneumatic bell mechanism : de en
  • US2132244A - Automatic progressive die for stud, bolt, and screw blanks : en
  • USD111625S - Design fob a textile fabric ob simi : en
  • DE666006C - Soap : de en
  • FR832778A - Method of remote telegraphic transmission of the position or indications of a meter : en fr
  • GB493150A - Improvements in manifolding apparatus : en
  • CA376875A - Sliding door : en fr
  • US2132115A - Receptacle closure : en
  • US2131777A - Method of producing oilcloth : en
  • US2131793A - Granular nonvitreous desiccated borax : en
  • US2131908A - Multiplying machine : en
  • US2131979A - Appliance for testing vehicle tires and road surfaces : en
  • US2132123A - Cover for dough working surfaces : en
  • US2131733A - Cellulose derivatives : en
  • US2131873A - Apparatus for bending glass : en
  • US2132237A - Weighing apparatus : en
  • US2132350A - Solvent refining of hydrocarbon oil : en
  • USRE20878E - Awning tote window : en
  • GB493313A - Improvements in and relating to anti-aircraft projectiles : en
  • USD111573S - Design for a casing for an electric : en
  • GB493442A - Process for the manufacture of valuable condensation products : en
  • FR48959E - Improvements to processes and machines for electric welding : en fr
  • DE665945C - Application brush for shoe polish or the like with a cream container designed as a handle : de en
  • DE665997C - Insulating materials for electrical purposes : de en
  • DE665884C - Device for controlling the mixture quantity allowance and an additional air allowance for carburetors with premix formation for internal combustion engines : de en
  • DE666005C - Electrical capacitor composed of several wound partial capacitors : de en
  • GB493198A - Improvements in index mechanisms for the steering wheels of vehicles : en
  • US2131957A - Charging and scavenging of the cylinders of two-stroke internal combustion engines : en
  • US2132201A - Padlock : en
  • US2132292A - Steam jet refrigerating system : en
  • DE665723C - Device on high-speed cylinder presses with perforation sets : de en
  • CA376857A - Fluid handling apparatus : en fr
  • DE666011C - compass : de en
  • FR832748A - Method and device for coating containers : en fr
  • FR832942A - Balancing brake device for motor vehicle doors and other applications : en fr
  • FR48955E - : fr
  • GB493417A - Improved driving arrangement for four-wheeled motor vehicles : en
  • FR48974E - : fr
  • GB493312A - Improvements in and relating to aerial mines and projectiles : en
  • GB493221A - Improvements in breaking aqueous emulsions of oils, fats or waxes : en
  • US2131895A - Paper feeding device : en
  • FR48983E - Closing device for support collar : en fr
  • DE665855C - Contact carrier : de en
  • GB493193A - An improved hydraulic multi-way valve : en
  • FR832785A - Instrument for measuring angles : en fr
  • FR832896A - Advanced Electronic Discharge Tube : en fr
  • US2131736A - Continuous inductive train control system : en
  • US2132076A - Fluos : en
  • US2132247A - Automatic fluid pressure controller : en
  • GB493085A - Improvements in chain shifting mechanism of a variable speed gear for a cycle or the like : en
  • FR832788A - Bomb trigger for aircraft or the like : en fr
  • FR832927A - System of protection, by electric means, of military land and others : en fr
  • USD111622S - Design for a bed jack : en
  • FR48968E - Tying pliers : en fr
  • DE665937C - Device for electrical spot weld welding : de en
  • DE665915C - Movement transmission with several racks connected in series and connected to one another by pinions : de en
  • FR832787A - Shoe covers and process for making them : en fr
  • GB493409A - Improvements in and relating to hydraulic torsional vibration dampers : en
  • US2132068A - Carbon holding and retracting device for duplicating machines : en
  • US2132373A - Method of making helical blades : en
  • US2131748A - Envelope machine : en
  • US2132173A - Air gun : en
  • US2132354A - Dewaxing wax-bearing oil : en
  • USD111637S - Design for a dress : en
  • GB493281A - Improvements in or relating to packing cases or containers : en
  • GB493303A - Improvements in or relating to cathode ray tube scanners : en
  • FR832960A - Telephone transmission system by means of a highly sensitive microphone and a loudspeaker : en fr
  • GB493229A - Measuring and control apparatus : en
  • US2132157A - Roll film camera : en
  • DE665994C - Process for the production of hard coal briquettes : de en
  • FR832823A - Flexible and adjustable brake stopper for vehicles : en fr
  • DE665960C - Drainage cylinders or cloth hangers, especially for paper and cellulose production : de en
  • US2131776A - Cleaning metal plates : en
  • USD111632S - Design fob a dress : en
  • GB493393A - Improvements in direction finding or homing systems : en
  • GB493475A - Improved centrifugal apparatus for removing rust scale and the like from metallic surfaces : en
  • US2131866A - Water insoluble azo dyestuffs : en
  • US2132062A - Device for controlling the load opening in boxcars and the like : en
  • US2131749A - Pump : en
  • US2131768A - Apparatus for treating metal articles : en
  • AU405637A - Improvements in shearing machines for shearing sheep andother animals : en
  • CA376905A - Bolt anchor : en fr
  • GB493141A - A retort and apparatus for refining raw materials in solid, liquid, vapour and gaseous state : en
  • CA376918A - Grain loading and stacking machine : en fr
  • US2132150A - Apparatus for treating mineral oils : en
  • US2132206A - Container top : en
  • GB493416A - Improvements in operating devices for propellers, turbine wheels, and pump wheels, having screw blades adjustable for pitch : en
  • US2131764A - Art of nitrating cellulose by pretreatment of the cellulose : en
  • GB493201A - Improvements relating to stands or supports for typewriters : en
  • DK55281C - Procedure for the Preparation of Pure Hyposulfite. : da en
  • FR832822A - Switch for electromagnetic control mechanisms : en fr
  • US2132047A - Perforator : en
  • FR832959A - New device for massaging the skin and simultaneously improving blood circulation : en fr
  • FR832794A - Process for preparing phosphoric acid : en fr
  • US2131836A - Variable choke : en
  • US2132299A - Drawing mechanism for textile slivers or rovings : en
  • DE665908C - Circuit arrangement for telephone systems with two-wire connecting lines : de en
  • DE665898C - Overtaking signal system for vehicles : de en
  • DK55299C - Pressure elastic Sealing and Underlay body. : da en
  • US2131860A - Grease gun filler : en
  • US2131892A - Electron discharge device : en
  • US2132195A - Apparatus for the recovery of precious metals such as gold : en
  • GB493431A - Improvements in or relating to the air cooling of internal combustion engines : en
  • DK55308C - Hiking shoes. : da en
  • AU412437A - Improvement in roll holding camera construction : en
  • US2131816A - Conveying machinery : en
  • AU105246B2 - Improvement in folding camera construction : en
  • DE665868C - Electric fuse cartridge : de en
  • FR48999E - Flying device : en fr
  • FR832736A - Hand inhaler : en fr
  • GR7275B - CONTAINER FOR STORAGE OF PERSONS. : el en
  • CA376828A - Polycarboxylic acid and anhydride : en fr
  • CA376903A - Cooking or grill pan : en fr
  • AU40738A - Improvements in impeller shaft packings for water pumps : en
  • CA376883A - Recording instrument : en fr
  • USD111630S - Design for a textile fabric : en
  • US2132293A - Razor construction : en
  • CA376904A - Fly screen : en fr
  • US2131923A - Electron tube : en
  • US2131964A - Washing apparatus for locomotives and the like : en
  • US2132234A - Refrigerating system and apparatus : en
  • CA376939A - Electric lamp bulb frosting method : en fr
  • USRE20875E - Combination range : en
  • CA376856A - Contact mass utilization : en fr
  • CA376847A - Dry pipe valve : en fr
  • DE665769C - Shoe glue press : de en
  • DE665792C - Process for the production of Diaethylaminoaethanol : de en
  • FR48977E - Manufacturing process of rubber-like materials and products obtained : en fr
  • FR832924A - Security lock : en fr
  • GB493311A - Improvements in or relating to alloy steels : en
  • GB493509A - Process for producing animalised fibres : en
  • US2131841A - Processing of calcined pigments : en
  • US2132041A - Can sealer : en
  • US2132054A - Adjustable pitman : en
  • US2131837A - Toe lasting mechanism : en
  • CA376914A - Wardrobe or cabinet : en fr
  • FR832754A - Special device for the watertight assembly of plates using an extensible profile and jaw allowing the construction of tanks, silos, partitions, etc. : en fr
  • DE665876C - Flat weft knitting machine with gable knives arranged on the deck machine : de en
  • DK55302C - Oxygen Breathing Apparatus with Oxygen Storage Container and Signal Mechanism. : da en
  • CA376906A - Cosmetic case : en fr
  • FR832818A - Heterogeneous electromechanical vibrating systems : en fr
  • FR832970A - Removal of fading signs in television transmitters : en fr
  • CA376884A - Illuminated sign : en fr
  • GB493250A - Method of treating shoe stiffening materials : en
  • USD111603S - Design for lace : en
  • US2132040A - Tire cover : en
  • US2131982A - Rubber process : en
  • US2132069A - Hand truck : en
  • USD111599S - Design for a phonograph cabinet : en
  • AU436938A - Improvements in or relating to telephone or like systems : en
  • DE665783C - Conveyor device for the print strip pushed out of a strip printer and sent through a projection device : de en
  • US2131807A - Dental burr holder : en
  • DE665784C - Ring roller briquette press : de en
  • GB493163A - A new or improved elastic door seal : en
  • DE665845C - Profile pair of U-shaped profiles that are joined together to form pit support frames or the like : de en
  • DE665974C - Process for the treatment of titanium dioxide : de en
  • DE665852C - Superheater for ship boiler : de en
  • US2132039A - Production of neutral solvents by fermentation : en
  • USD111565S - Design for a decorative nail : en
  • FR48994E - New method and apparatus for making hard ends, and the improved article derived therefrom : en fr
  • FR832920A - Gas regulator device : en fr
  • FR832989A - Improvements to glass grinding devices : en fr
  • FR832945A - Process and devices for the treatment and preservation of perishable foodstuffs and in particular ensiled cereals : en fr
  • GB493158A - Improvements in or relating to methods of and apparatus for making internal fittingsfor boxes or like containers : en
  • AU49438A - Improvement in photographic objectives : en
  • DE665963C - Rotary lobe pump with rod-shaped delivery pistons and a control piston rotating in an annular space : de en
  • US2132101A - Carrier wave system compensated automatic gain control : en
  • GB493517A - Improvements in and relating to firescreens : en
  • GB493151A - Improvements relating to door-extractors for coke-ovens : en
  • GB493178A - Improvements in or relating to roofing tiles : en
  • US2132029A - Dual wheel assembly : en
  • US2132107A - Road roller : en
  • FR48971E - Photoelectric cell photometer : en fr
  • US2131839A - Fiber conduit joint : en
  • US2132281A - Guitar playing simplifier : en
  • US2132372A - Air conditioning apparatus : en
  • FR832950A - Apparatus for dyeing textiles : en fr
  • GB493354A - Improvements in and relating to the control of alternating current motors : en
  • CA376930A - Advertising device mechanism : en fr
  • US2132060A - Weather strip : en
  • DE665746C - Process for obtaining the adrenal cortex hormone : de en
  • USD111608S - Design fob a stool : en
  • US2131753A - Multiwall autoclave : en
  • US2132096A - Deposited rubber and like article and method for making same : en
  • US2131868A - Well measuring : en
  • US2132124A - Dle time keying : en
  • US2132097A - Flashing light signal : en
  • FR832969A - Manufacturing process for window slides, in particular for vehicles : en fr
  • US2132236A - Advertising display or hanger for bottles : en
  • USD111588S - Design for a sprayer : en
  • IE15630L - Improved apparatus for moving sliding partitions, windows¹and the like. : en
  • GB493355A - Improvements relating to magnetically operated electric switches : en
  • GB493516A - Improvements in apparatus for feeding signatures to stitching machines : en
  • DE665879C - Machine for softening, glazing and straightening long fibers : de en
  • GB493077A - Improvements in and relating to the manufacture of ropes and the like : en
  • GB493093A - Improvements in extrusion machines for moulding pellets from plastic substances : en
  • GB493310A - A method of making long filler cigar bunches and mechanism for use therein : en
  • FR832844A - Electric current switch : en fr
  • GB493508A - Improvements in the recovery or production of unitary cyclic compounds from the products obtained in the pressure extraction of solid carbonaceous materials : en
  • USRE20872E - Floor supporting structure : en
  • DE665863C - Roller switch : de en
  • GB493270A - An improved synchronous motor combination designed for the driving of contact selectors of electric remote control installations : en
  • US2132316A - Luggage carrier : en
  • FR832782A - Infeed roller bank for cooling beds with one or more infeed paths : en fr
  • GB493159A - Method of forming thin-walled ferrous articles : en
  • FR832745A - Improvements in the fabrication of asymmetric conductivity devices : en fr
  • GB493179A - Improvements in or relating to powder-boxes : en
  • GB493119A - Improvements in and relating to resilient supports : en
  • FR48965E - Discharge tube : en fr
  • US2132367A - Rail anchor : en
  • DE666047C - Process for the production of electrical resistors, in particular high-resistance resistors : de en
  • GB493115A - Improvements in gun-turrets for aircraft : en
  • FR832999A - Improvements to devices used to drive or drive posts, piles and others, into the ground : en fr
  • DE665918C - Cooling device for hollow cylindrical rollers : de en
  • GB493091A - Improvements in or relating to hydraulically operated vehicle brake mechanisms : en
  • DE665824C - Control device for steam burners operated with liquid fuels : de en
  • US2131955A - Die casting machine : en
  • DE665761C - Device for starting internal combustion engines : de en
  • DE665793C - Process for the preparation of ª ‰ - (p-Oxyphenyl) -isopropylmethylamine : de en
  • DE665804C - Electrically non-conductive powder with magnetic permeability for the manufacture of mass cores and processes for its manufacture : de en
  • US2131759A - Control system : en
  • FR832882A - Handlebar grip : en fr
  • GB493341A - Improvements in and relating to signal combining circuits : en
  • FR832917A - Intermittent radio transmission device : en fr
  • GB493384A - Improvements relating to automatic weighing scales : en
  • GB493117A - Improvements relating to electric switches particularly for the control of an electric refrigerator : en
  • GB493184A - Improvements in or relating to continuous annealing or like heat-treatment furnaces : en
  • FR832801A - Process for preparing pure alumina with simultaneous obtaining of pure lime : en fr
  • DE665799C - Electrical resistors and heating elements : de en
  • US2132302A - Lamp structure : en
  • CA376819A - Welding electrode : en fr
  • US2132021A - Orchard heater : en
  • CA376915A - Sewage-treating process : en fr
  • US2132140A - Stock handling apparatus : en
  • US2132305A - Automobile seat holder : en
  • US2132320A - Paring knife : en
  • US2132297A - Decorative light and chime display : en
  • FR832839A - Control method with delayed action, in particular for electrical switches : en fr
  • CA376861A - Bright silver deposition : en fr
  • CA376826A - Free cutting alloy : en fr
  • US2132317A - Bicycle frame or the like : en
  • AU110258B2 - Improvements in electric discharge lamps adapted for use as sources in optical projection apparatus : en
  • DE665694C - Process for the production of iron and those metals whose affinity for oxygen is not significantly greater than that of iron : de en
  • US2131770A - Apparatus for treating metal articles : en
  • US2132026A - Forward view mirror for automobiles : en
  • US2131978A - Method of forming bushing structures : en
  • US2132217A - Sash construction : en
  • USD111589S - Design for a bookmark : en
  • DE665763C - Propellant gas generator : de en
  • CA376848A - Coded railway signalling system : en fr
  • AU64838A - Improvement insound recording and reproducing : en
  • DE665965C - Swing plane with springy wing parts : de en
  • DK55288C - Apparatus for Evaporation of Fuel. : da en
  • US2131922A - Loading board : en
  • CA376844A - Hopper outlet cleaning device : en fr
  • US2132304A - Safety attachment for automotive vehicles : en
  • USD111606S - Design fob an advertising sign : en
  • USD111628S - Design for an ash receiver : en
  • US2132028A - Automatic boiler water conditioner and blow-off system : en
  • US2131888A - Automobile lighting system : en
  • US2132232A - Car body bolster : en
  • US2132129A - Treatment of hydrocarbon oils : en
  • USD111596S - Design for a sweater ensemble : en
  • US2132209A - Roofing : en
  • US2132248A - Ice cube freezing device : en
  • USRE20869E - Composition toxic to lower forms of : en
  • GB493258A - Improvements in drying devices : en
  • US2132043A - Film reel : en
  • AU506037A - Sprinkler canfor applying treatment liquid to flyblown sheep : en
  • GB493261A - Improvements in and relating to the silencing of the exhaust of outboard engines : en
  • USD111616S - Design fob a mixing machine or simi : en
  • US2131742A - Photographic desensitizing : en
  • US2132359A - Solvent refining of hydrocarbon oil : en
  • DE666016C - Internal combustion engine system with piston engine as a propellant gas generator : de en
  • GB493088A - Improvements in or relating to blowpipe burner nozzles : en
  • GB493227A - Improvements in or relating to control systems for electrically operated elevators : en
  • GB493144A - Horticultural binding tape : en
  • FR832737A - Improvements to vehicle chassis : en fr
  • FR832755A - Method of manufacturing bodies and solids under the influence of centrifugal forces : en fr
  • DE665728C - Intensity-controlled light source for the purposes of telegraphy and television : de en
  • GB493272A - Improvements relating to suspensory bandages : en
  • DE665780C - Replacement ignition device for an internal combustion engine equipped with a magnet or battery ignition : de en
  • DE665844C - Pneumatic tube system, in which arriving streets with barriers open into a common pipe : de en
  • GB493209A - Improvements relating to auxiliary apparatus for self-propelled electric vehicles : en
  • FR832841A - Detector of harmful gas : en fr
  • DE665843C - Method and device for pulling drive belts in machines, in particular spindle drive belts in spinning or twisting machines : de en
  • DE665979C - Tariff device for determining the maximum load on consumers of electrical energy using a power meter, which does not take into account brief exceedances of the agreed power limit in its maximum display : de en
  • DE665849C - Fine slot filter for gases and liquids : de en
  • US2132227A - Process and apparatus for the manufacture of envelopes, bags, and other like articles : en
  • US2132266A - Gooseneck concealed hinge : en
  • FR832861A - Improvements to radiobeacons and radio alignments : en fr
  • FR832968A - Aviation parachute and opening device : en fr
  • USD111597S - Design for a window ventilator : en
  • USD111636S - Design fob a dress ensemble : en
  • DE665958C - Device for clamping the outrigger support of radial drilling machines on the base : de en
  • GB493430A - Improvements in spirit level arrangements for gun levelling mechanism : en
  • FR832749A - Process for preparing tetrachlorethylene : en fr
  • FR832766A - Safety device for printing machines with dangerous descent such as paper cutters, cutters, etc. : en fr
  • GB493278A - Improvements in or relating to display devices : en
  • US2131943A - Control device : en
  • DE665889C - Fusion welded connection for pipes : de en
  • DE665968C - Parking brake for window, door and Like. Wing in their open positions : de en
  • FR48951E - Elastic mouthpiece for collecting dust from blast hole drilling : en fr
  • GB493155A - Improvements in or relating to containers provided with pouring attachments : en
  • US2131925A - Purification of organic compounds : en
  • US2132056A - Funnel support : en
  • US2132114A - Exploding splitting tool : en
  • FR48982E - Mercury switch or equivalent liquid : en fr
  • US2132210A - Combine machine : en
  • FR832982A - Improvements to closures and sealing methods for boxes, jars and similar containers : en fr
  • GB493214A - Improvements in friction clutches : en
  • GB493316A - Improvements relating to stackable chairs : en
  • FR832890A - Improvements to hand protection devices for presses and other machines : en fr
  • GB493157A - Improvements in or relating to hydraulic shock-absorbers, more particularly for automobile vehicles : en
  • GB493323A - Improvements in or relating to display cards : en
  • DE665768C - Automatically engaging auxiliary wheel : de en
  • GB493240A - Improvements in or relating to magnetos for internal combustion engines : en
  • DE665779C - Method for electromagnetic testing of installed steel wire ropes : de en
  • DE665773C - Manufacture of phosphoric acid : de en
  • FR832789A - Wheat and other grain conditioner : en fr
  • DE665883C - Internal combustion engine : de en
  • DE665923C - Process for the preparation of 1-methylnaphthalene-7-sulfonic acid and 1-methyl-7-oxynaphthalene : de en
  • GB493476A - Apparatus for cleaning tubes and like articles internally : en
  • FR832902A - Improvements in tulle and lace looms : en fr
  • FR832802A - Elastic armchairs : en fr
  • GB493445A - A process for the preparation of cream and butter : en
  • DE665820C - Toy armored car : de en
  • GB493444A - Improvements in or relating to tubes for heating and circulating water or other fluid : en
  • US2132149A - Producing metals : en
  • GB493224A - Method of manufacturing fruit vinegar : en
  • DE665865C - Remote time switch for stairwell lighting with air brake : de en
  • DE665904C - Rotary lever kneading and mixing machine : de en
  • FR832843A - Autoclave door : en fr
  • GB493380A - Improvements in or relating to fluid operated rams : en
  • GB493044A - Improvements relating to devices for winding wool, yarn or thread : en
  • GB493515A - Improvements in or relating to secondary or storage batteries : en
  • FR48960E - : fr
  • US2131887A - Heater manufacture : en
  • US2132058A - Soda fountain straw jar with clip : en
  • USD111612S - Design for a dress : en
  • FR832947A - Electronic tubes and circuits using them : en fr
  • US2131963A - Driver's seat for farm machinery : en
  • USD111572S - Design for a combined flag and staff : en
  • US2131884A - Electric plug connection : en
  • USD111592S - Design for a wall telephone set : en
  • FR832727A - Rolling Ladders Improvements : en fr
  • US2131969A - Sealed package : en
  • FR48998E - Device applicable to typewriters for setting up and adjusting the position of a tally sheet in front of a main sheet in the machine : en fr
  • GB493132A - Improvements in or relating to supply cables for vehicles and collectors therefor : en
  • GB493407A - Method and press for the shaping of flat work-pieces, particularly for drawing deep hollow bodies from metal sheets : en
  • FR832806A - Round chain loom : en fr
  • GB493406A - The manufacture of acid wool dyestuffs : en
  • FR832883A - Footrest for pedals : en fr
  • US2132092A - Ignition apparatus : en
  • US2132038A - Safetypin : en
  • FR832770A - Transforming mechanism from circular motion to rectilinear motion, particularly applicable to the indicator board for adjusting t-stations. s. f. : en fr
  • US2132020A - Gas burner : en
  • FR832730A - Gearbox with automatic speed change by friction clutch : en fr
  • DE665748C - Circuit arrangement for teleprinting systems with dialer operation : de en
  • USD111591S - Design for a spraying unit : en
  • US2131738A - Optical system : en
  • US2131911A - Light sensitive device : en
  • US2132072A - Formation tester : en
  • FR832971A - Improvements made to free-piston machines, in particular to double-acting compressed gas generators : en fr
  • DE665740C - Weighing device for filled packs connected to a filling and sealing machine : de en
  • DE665815C - Device for the optical copying of sound films : de en
  • FR832933A - Process and installation for the production of smoke emissions intended to be used for example as a means of signaling, in particular in air navigation : en fr
  • FR48997E - Improvements to electrical amplifiers : en fr
  • GB493436A - Improvements in and relating to moving contact electric current converters : en
  • FR832929A - Improvements to heating devices : en fr
  • GB493143A - An improved arrangement for the interchange of energy between direct current and alternating current mains : en
  • GB493333A - Improvements relating to centrifugal pumps : en
  • DE665830C - Device for monitoring the synchronization of the contact arms of a remote control system : de en
  • DE665950C - Device for determining the drift angle and for the immediate determination of the flight speed over the ground : de en
  • GB493207A - Improvements relating to double-acting hydraulic jack systems such as for undercarriage retraction in aircraft : en
  • GB493302A - Improvements in or relating to the production of plywood : en
  • DE665995C - Pressure-sealing insulation for electrolyzers, especially pressure electrolyzers : de en
  • FR832832A - Improvements made to installations for distributing liquid fuels in measured quantities, particularly on airfields : en fr
  • US2132059A - Road rolling machine : en
  • USRE20873E - Connecter for electrical conduits : en
  • US2131848A - Carburetor : en
  • DE665850C - Manufacture of alkali hyposulfite : de en
  • US2132108A - Dewaxing petroleum oils : en
  • USD111618S - Design for a coat : en
  • DE665810C - Accordion : de en
  • DE665751C - Device for changing the direct current flowing in a predominantly inductive consumer as quickly as possible : de en
  • FR48990E - Handling device for radiobeacons : en fr
  • FR832783A - Two-thread sewing machine making blind stitch : en fr
  • FR832813A - Process for bringing air to blow torches and apparatus suitable for applying the process : en fr
  • US2131741A - Facsimile printing telegraph system and apparatus : en
  • US2132014A - Core catcher : en
  • FR832874A - Process for sterilizing premises, and in particular operating theaters and annexes : en fr
  • FR832897A - Device applicable to kitchen appliances for heating apartments : en fr
  • GB493154A - Improvements in the manufacture and production of dyestuffs : en
  • GB493164A - Machine or apparatus for producing designs in plastic materials upon the walls, ceilings and other surfaces of buildings or like structures : en
  • GB493326A - Improvements in devices for cleaning and wiping razor blades : en
  • US2131760A - Vehicle : en
  • USD111586S - Design for a bulletin board : en
  • US2131975A - Lipstick holder : en
  • US2132083A - Fuel injection in free piston internal combustion engines : en
  • USD111631S - Design for a dress : en
  • FR832732A - Improvements to inductive feedback coupling and self-locking pulse-synchronized oscillation generators : en fr
  • FR832964A - Switching system, especially for periodically returning couplings : en fr
  • GB493447A - Improvements in the recovery or production of unitary cyclic compounds from the products obtained in the pressure extraction of solid carbonaceous materials : en
  • US2131939A - Production tap grinder : en
  • US2132179A - System for operating alternating current switchboard instruments : en
  • US2132180A - Two-way signaling system : en
  • US2132323A - Pistol holding device : en
  • GB493525A - Improvements in and relating to driving belts and conveyor belts : en
  • DE665939C - Device for cutting endless, running synthetic fiber bundles : de en
  • DE665724C - Monitoring device with glow lamps for signal systems, in particular for crossings : de en
  • US2131826A - Piezo-electric device : en
  • DE665766C - Power machine controller for indirect regulation : de en
  • DE665774C - Process for the production of phenols : de en
  • USRE20871E - Support and hair covering for : en
  • GB493191A - Improvements in and relating to pistons for internal combustion engines : en
  • US2131751A - Hat bow : en
  • US2131948A - Spring ring or circlet : en
  • US2131891A - Printing plate : en
  • US2132214A - Measuring system : en
  • GB493204A - Improvements in or relating to feeding mechanism for magnetic separators and for other purposes : en
  • FR832760A - Improvements to telegraph systems : en fr
  • AU309937A - Improved reflector lampshade : en
  • US2131987A - Electric cable with air space insulation : en
  • US2132144A - Wrapper for perishable goods : en
  • FR832910A - Device for making curdled milk called yoghurt : en fr
  • US2132268A - Process of surface finishing rubber goods : en
  • US2132042A - Oil seal : en
  • US2131792A - Metal container : en
  • US2131870A - Telegraph system : en
  • US2131980A - Window sash and housing : en
  • DE665725C - Control transformer arrangement for rail vehicles : de en
  • FR832753A - Process for treating white water in the manufacture of paper, cellulose, ground wood pulp, cardboard and other fiber products : en fr
  • GB493408A - Improvements relating to remote control systems : en
  • DE665867C - Safety element with separable neutral conductor : de en
  • DE666000C - Machine transmitter for overlay remote control systems : de en
  • US2131962A - Combination license plate and direction signal for motor vehicles : en
  • GB493343A - Improvements in apparatus for controlling the fuel supply of internal combustion engines : en
  • DE665391C - Device with coin slot for issuing tickets or items with different prices and, if applicable, with issuing of the remaining amount : de en
  • CA376876A - Pulp article production : en fr
  • US2132362A - Conveyer system : en
  • US2131852A - Light projecting system : en
  • US2131731A - Diphenyl derivative : en
  • DE665949C - Process for the production of metallic magnesium : de en
  • GB493218A - Flexible transmission couplings : en
  • US2131820A - Telephone voice silencer : en
  • US2131981A - Elastic or rubber thread or yarn and method of manufacturing the same : en
  • US2132070A - Method of electromagnetically regulating the output of compressors : en
  • US2132121A - Pencil sharpener : en
  • US2132338A - ziebolz : en
  • CA376821A - Corn starch manufacture : en fr
  • FR48976E - Improvements to shoes and their manufacturing process : en fr
  • FR832776A - Staining enhancements for hardened casein : en fr
  • AU105281B2 - Improvements in or relating to multi grid electron discharge tubes suitable for use as mixer or converter tubes in superheterodyne receivers : en
  • AU414338A - Improvements in electric discharge lamps adapted for use as sources in optical projection apparatus : en
  • US2132050A - Game dice : en
  • US2132147A - Disk furrow opener : en
  • US2132287A - Handle lock guard : en
  • US2132167A - Process of producing dry enzymatic preparation from animal organs : en
  • US2131937A - Insulating cover : en
  • CA376831A - Signalling system : en fr
  • US2131966A - Golf club : en
  • FR832719A - Improvements to pressurized fluid engines : en fr
  • FR832992A - Device for performing anesthesia mechanically : en fr
  • GB493087A - Omnibus-bar electric distribution system : en
  • GB493368A - Improvements in or relating to alternating current amplifiers : en
  • US2131754A - Paper : en
  • DK55301C - Procedure for Treating the Surface of Paper, Cardboard or Cardboard. : da en
  • AU105252B2 - Improvements in or relating to methods of manufacturing hard-metal alloys and objects made therefrom : en
  • CA376835A - Telegraphone : en fr
  • US2131788A - Thread shear : en
  • US2132074A - Treatment of direct dyestuffs : en
  • US2132311A - Apparatus for surface treating metal articles : en
  • CA376837A - Coiled-coil filament mounting : en fr
  • US2132228A - Opening roof for vehicle bodies : en
  • FR832892A - Means for the dehydration of organic liquids by azeotropic distillation : en fr
  • DE665812C - Device for preventing the formation of air bubbles on the wire of high-speed Fourdrinier paper machines : de en
  • DE666001C - Brushless small motor for direct and alternating current operation with winding-free iron armature : de en
  • USD111587S - Design for a key case ob the ijke : en
  • USD111575S - Design for a display cabinet : en
  • DE665749C - Circuit arrangement for relay transmissions, over which telegraph connections are established in self-connection traffic : de en
  • US2132241A - Telephone system : en
  • US2131727A - Confection handle and method of making same : en
  • DE665872C - Relay or display device that is in equilibrium at a certain limit value of the quotient of a current and a voltage : de en
  • US2131990A - Utility rack : en
  • FR832825A - Process for metallizing the surface of all concrete masses : en fr
  • GB493440A - Improvements in or relating to hydraulic valves : en
  • DE665866C - Device for recording the deviations of a changing electrical quantity (actual quantity) from another electrical quantity (target quantity) : de en
  • GB493237A - Device for the dressing of single profiled screw grinding wheels : en
  • US2131959A - Timing of the inlet and exhaust orifices of two-stroke internal combustion engines : en
  • US2131960A - Display device : en
  • US2132141A - Pipe and filter therefor : en
  • DE665848C - Process for filling the digester absorber of absorption apparatuses working with solid, chemically acting absorption substances : de en
  • US2131828A - Lamp : en
  • US2131834A - Refrigerating apparatus : en
  • US2132027A - Gauge for masonry joints : en
  • US2132110A - Apparatus for surface hardening metal articles : en
  • US2132319A - Vibration damper : en
  • US2132082A - Loading and unloading device : en
  • US2132242A - Assembling apparatus : en
  • CA376855A - Catalytic operation control : en fr
  • CA376935A - Washing, rinsing and drying apparatus : en fr
  • FR832966A - Continuous process for the distillation of coal in a closed vessel : en fr
  • US2132090A - Brake mechanism : en
  • DE665722C - Electric heating device for melting pots of setting machines : de en
  • FR832881A - Axial barrel motor : en fr
  • US2132024A - Film rewind device : en
  • FR832704A - Device to help put on long-shank boots : en fr
  • US2131735A - Continuous inductive train control system : en
  • US2131869A - Sheet glass handling apparatus : en
  • US2132116A - Alloy : en
  • US2132322A - Ejector type refrigerating system : en
  • DK55306C - Closing device at hatches. : da en
  • GB493266A - Process for the production of coke in lump form : en
  • US2131927A - Stuffing box for liquid pumps : en
  • US2132111A - Signaling mail box : en
  • CA376940A - Electric lamp bulb : en fr
  • US2132215A - Valve for controlling pressure and rate of supply of fluids : en
  • CA376864A - Loose leaf book and tray : en fr
  • GB493364A - Photographic treating solutions : en
  • US2131902A - Fish cooking apparatus and method : en
  • US2132178A - Manufacture of 4-aminobenzene-sulphonic acid amide : en
  • US2132223A - Two-cycle supercharged internal combustion engine : en
  • USRE20879E - Permutation lock : en
  • US2131800A - Circuit breaker : en
  • US2131999A - Solvent refining : en
  • US2132098A - Insulating panel and closure : en
  • US2132184A - Dredge or excavator : en
  • USD111566S - Design for a decorative hail : en
  • US2132275A - Nonskid tire construction : en
  • US2132315A - Lock valve : en
  • US2132200A - Automatic idle course mechanism for straight knitting machines : en
  • FR832939A - Spun glass separator for electric accumulators : en fr
  • US2131906A - Brake drum : en
  • FR48972E - Device actuated by compressed fluid for operating the clutch and gearbox of motor vehicles : en fr
  • GB493074A - Improved process of manufacturing pyrethrum extract : en
  • US2131846A - Last : en
  • GB493439A - Improvements in or relating to aircraft : en
  • FR832706A - Transmission system with sideband suppression : en fr
  • GB493253A - Improvements in or relating to electrical oscillation generators : en
  • US2132037A - Blow-out preventer : en
  • US2132360A - Vaporizing and oxidizing phosphorus : en
  • USD111627S - Design fob a scarf or similar article : en
  • US2132117A - Trousers : en
  • DE665861C - Plugs designed for multi-core cables with concentric shielding inserts : de en
  • US2131725A - Method and system for treating air or other fluids : en
  • US2131976A - Image suppression system : en
  • US2132238A - Convertible roof structure for tents, cabanas, and the like : en
  • US2132189A - Flexible metal tube : en
  • US2131880A - Racket stringing device : en
  • FR832986A - Improvements made to deformable tubes, in particular those intended to contain more or less pasty materials : en fr
  • GB493425A - Improvements in and relating to trunks, portmanteaux, cases, and the like : en
  • US2132112A - Riveting mechanism : en
  • GB493186A - Method of making a composite abrasive wheel : en
  • USD111574S - Design for an electric shaver : en
  • US2131915A - Secondary clock : en
  • GB493374A - Improvements in and relating to electric circuits employing discharge devices : en
  • DE665729C - Circuit arrangement for the operation of Braun tubes : de en
  • CA376911A - Particle separating apparatus : en fr
  • USD111644S - Design for a dress : en
  • US2131872A - Mulcher lifter : en
  • US2131769A - Apparatus for treating metal articles : en
  • US2131730A - Universal facepiece for gas masks : en
  • CA376879A - Electric heater : en fr
  • US2132198A - Bucket chain tumbler : en
  • US2131961A - Carrier scraper : en
  • US2132225A - Timing apparatus : en
  • CA376931A - Voltaic couple : en fr
  • US2132025A - Electric hair clipper : en
  • DE665982C - Welding head for automatic electric arc welding with rod-shaped electrodes : de en
  • US2132337A - Transparent garment protector : en
  • CA376853A - Elastic textile product : en fr
  • US2132327A - Floating diaphragm for vestibule cars : en
  • US2131797A - Transmission means for control members : en
  • CA376832A - Moulded laminated product : en fr
  • AU420637A - Improvements relating to circuit arrangements employing thermionic amplifiers for controlling the volume range of signals : en
  • CA376850A - Coupling system : en fr
  • US2131786A - Roasting of ores, especially zinc sulphide ores containing lead and/or cadmium : en
  • US2132303A - Drying mechanism for cans and the like : en
  • US2132023A - Power steering apparatus : en
  • CA376912A - Razor device : en fr
  • DE665936C - Control method for resistance, especially spot welding machines using steam or gas discharge paths : de en
  • DE665943C - Device for manufacturing calibrated glass tubes : de en
  • FR832937A - Improved apparatus for sound reproductions from a phonogram on film : en fr
  • FR832846A - Device for forming, cleaning and polishing electrodes of electric welding machines and for similar applications : en fr
  • FR832741A - Process for recovering ether from a mixture of ether and dilute alcohol : en fr
  • DE665841C - Shoe with vulcanized, trough-shaped rubber sole : de en
  • DE665736C - Beater head for beater from screenless beater mills : de en
  • DE665747C - Drive for electric traction vehicles : de en
  • DE665838C - Process for the production of luminescent screens for Braun tubes using heat- or oxygen-sensitive luminous materials : de en
  • AU455537A - Improvements in or relating tothe sealing of electric conductors through quartz or hard glass : en
  • US2132172A - Tangent adjusting means : en
  • DE665932C - Jaw clamp for connecting electrical conductors : de en
  • GB493421A - Fuel supply means for internal combustion engines using alternatively a carburetter or gas from a generator : en
  • CA376936A - Separable fastener production : en fr
  • DE664070C - Process for the production of a coarse-grained storage-stable ammonium bicarbonate : de en
  • AU361337A - Improvements in or relating to grid structures for liquid freezing trays : en
  • DE665957C - Drive device for the work spindle automatic, single-spindle swivel arm with two right and left hand runs : de en
  • DE666024C - Slaughterhouse trap : de en
  • FR832742A - Process for isolating propane and propylene from gas mixtures : en fr
  • US2132053A - Self-training idler : en
  • US2132168A - Vehicle compass : en
  • GB493427A - Device for controlling the gliding angle in aircraft : en
  • GB493451A - Improved means for connecting tubular conduits : en
  • USD111645S - Design for a sewing cabinet : en
  • US2131779A - Fuel injection pump : en
  • FR832957A - High speed combined motor : en fr
  • GB493388A - Improvements in or relating to electric discharge tubes and incandescent lamps : en
  • USD111641S - Design for a dress or similar article : en
  • DE665877C - Tower-like gas cleaner : de en
  • DE665990C - Cutting and welding torches : de en
  • FR832926A - Current rectifier : en fr
  • DE665770C - Hall roofing to protect against projectile and fire bomb penetration : de en
  • US2132106A - Ophthalmic mounting : en
  • GB493286A - Improvements in or relating to automatic feeding mechanisms more particularly, thoughnot exclusively, for closures for bottles and like containers : en
  • GB493330A - Improvements in or relating to vehicle brakes : en
  • US2131850A - Motion picture machine : en
  • FR832998A - Removable sheet binder : en fr
  • DE665870C - Protection circuit for converter : de en
  • DE666014C - Knife guide for the cutting unit of mowing machines : de en
  • US2132120A - Pouring or dropping vessel : en
  • GB493160A - Improvements in or relating to mechanically damped vibratory members : en
  • GB493208A - Improvements in or relating to rotary shutters for cameras : en
  • US2131829A - Coke oven door : en
  • GB493299A - Improved process for the treatment of cadmium and cadmium coated surfaces : en
  • DE665858C - Device for determining the distance zone of a telecommunication connection, in particular for recommending time zones : de en
  • DE665798C - Double seat valve for a compressed air control with an auxiliary piston serving for feedback : de en
  • GB493230A - Improvements in or relating to the balancing out of higher harmonics in alternating current electric circuits or apparatus : en
  • DE665984C - Drive for motor vehicles : de en
  • FR832740A - Dispersive and stabilizer product for water-in-oil dispersions : en fr
  • USD111634S - Design for a candle holder or simi : en
  • GB493072A - Improvements in or relating to gas-heated grilling apparatus : en
  • FR832996A - Transmission Mechanism : en fr
  • FR832885A - Triple locking with single control for use on machine tools : en fr
  • GB493243A - Improvements relating to windscreen or window cleaners : en
  • US2132136A - Holding or stripping mechanism for shearing machines : en
  • US2132148A - Impact press : en
  • FR832828A - Improvements in electrical circuit apparatus, in particular with oscillating circuits, such as radio or electroacoustic apparatus : en fr
  • GB493265A - Improvements in or relating to supporting devices for x-ray tubes : en
  • US2131756A - Rubber ball : en
  • US2132204A - Two-step solenoid valve : en
  • DE665909C - System for transmitting signals by means of a high-frequency carrier wave : de en
  • FR48966E - : fr
  • FR832981A - Control method for duplicating milling machines : en fr
  • US2132330A - Preparation of nitrohydroxy compounds : en
  • GB493339A - Manufacture of aromatic amino-compounds : en
  • FR832988A - Apparatus for spreading powdery or granular materials : en fr
  • GB493247A - Improvements in multi-contact electric couplings : en
  • FR832873A - Improvements to magnetic circuits for loudspeakers and similar devices : en fr
  • DE665966C - Controllable pitch propeller : de en
  • GB493547A - Improvements in or relating to fruit juice extracting machines : en
  • USD111619S - Design for a coat : en
  • USD111620S - Design for pants : en
  • US2131838A - Insole and method of making the same : en
  • GB493332A - Improvements in or relating to apparatus for indicating spiritualistic messages : en
  • DE666048C - Arrangement for generating a display or relay effect when a synchronous machine falls out of the way : de en
  • CA376852A - Electric fuse : en fr
  • US2131789A - Switching apparatus : en
  • CA376896A - Motion picture apparatus : en fr
  • CA376900A - Cellulosic dyed material : en fr
  • FR832869A - Personal protective gas respirator : en fr
  • GB493320A - Improvements in electrical musical instruments : en
  • GB493381A - Improvements in combinations of rubber and separatory sheet materials for rubber : en
  • US2132128A - Brassiere : en
  • US2132286A - Change responsive conrolling means : en
  • US2131971A - Box making machine : en
  • US2132357A - Carboxylation of alkali metal salts of phenols : en
  • US2131974A - Screen for the production of stereoscopic images : en
  • GB493398A - Improved method of concentrating aqueous solutions, suspensions and the like : en
  • GR7692B - SYSTEM OF BUILDING TILES AFTER RIBINGS PREPARED FROM FACTORY FROM IRON CONCRETE. : el en
  • DE665802C - Electric headlamp bulb made of a parabolic metal reflector and a glass faceplate combined with the latter : de en
  • US2131883A - Method of making structural units : en
  • AU105277B2 - Improved photographic camera : en
  • GB493367A - Improvements in or relating to methods of and apparatus for embossing : en
  • DE665771C - Receiving arrangement for reducing the number of electrical impulses used for remote transmission of a measured quantity for the purpose of influencing a counting or regulating device : de en
  • FR832835A - Device for locking a retractable landing gear : en fr
  • US2132207A - Wrench : en
  • US2132289A - Smoking pipe : en
  • US2131920A - Communication system : en
  • US2132175A - X-ray apparatus : en
  • FR832850A - Improvements to spark plugs for internal combustion engines : en fr
  • DE665941C - Device for atomizing liquids : de en
  • FR832769A - Method of manufacturing tools in cast steel, and melting furnace for the implementation of this process : en fr
  • GB493348A - Improvements relating to dynamo regulators : en
  • US2132332A - Car skid : en
  • DE666040C - Conveyor and discharge device for grainy or powdery goods : de en
  • GB493149A - Improvements in and relating to aircraft with sustaining rotors : en
  • GB493075A - Steam cleaning method and apparatus : en
  • GB493386A - Improvements relating to the production of coloured asbestos cement : en
  • AU105263B2 - A constant tension, variable speed belt and pylley power transmission gear : en
  • DE665813C - Headbox for Fourdrinier paper machines : de en
  • USRE20874E - Method of making rail joint bars : en
  • DE665907C - Limit switch for chassis : de en
  • FR832767A - Improved locking for airplanes and more particularly applicable to retractable landing gear : en fr
  • FR832905A - High precision gas analyzer : en fr
  • US2131913A - Printing mechanism : en
  • FR832867A - Device for measuring characteristics of electrical transmission devices : en fr
  • GB493242A - Improvements in or relating to ferraris electric meters : en
  • DE665759C - Mixture-compressing internal combustion engine, in which a highly heated charging part is fed to the working cylinder to ignite the compressed fuel-air mixture : de en
  • US2131758A - Slow magnetic regulating device for noninductive loads : en
  • GB493452A - Improved means for connecting tubular conduits : en
  • US2131917A - Illuminated street sign : en
  • US2131910A - Hydraulic transmission : en
  • US2132013A - Insecticide : en
  • US2132077A - Method of making blue-veined cheese : en
  • GB493305A - Improvements in and relating to garments : en
  • GB493369A - Improvements in or relating to frequency multiplying electrical circuit arrangements : en
  • FR832804A - Large lightweight monoliths : en fr
  • GB493279A - Improvements in or relating to television and like systems : en
  • GB493314A - Improvements in the manufacture and production of azomethine dyestuffs containing metal : en
  • CA376910A - Shoe fitting method : en fr
  • FR832944A - Method and device for molding engine pistons : en fr
  • US2131901A - Vacuum heating system : en
  • GB493096A - Improvements in or relating to knot-tying devices : en
  • FR832918A - Automatic pick-up shovel device for loading vehicles : en fr
  • FR832790A - Lantern : en fr
  • GB493217A - Electron multipliers : en
  • GB493404A - Method of measuring gravity : en
  • DE665782C - Process for making substitute coffee from figs or chicory roots : de en
  • FR832894A - Packaging improvements : en fr
  • GB493315A - Improvements in and relating to containers for cigarettes and other products and methods of making same : en
  • FR832831A - Forming plates covered with cuprous oxide for rectifiers or similar apparatus : en fr
  • FR832991A - Vertical axis centrifugal pump and degassing pump : en fr
  • FR832808A - Adjustable Ultra High Frequency Oscillator : en fr
  • FR832993A - Cinematic shooting device : en fr
  • CA376820A - Corn starch manufacture : en fr
  • FR832921A - Device for automatic adjustment, by means of a photocell, of the shutter speed and the aperture of the diaphragm in photographic cameras : en fr
  • FR832907A - Optical recording and copying process for crosslinked films : en fr
  • GB493418A - Improvements in nozzles for vacuum cleaners : en
  • IE15145L - Secondary batteries : en
  • US2131763A - Fireplace contained air circulating heater : en
  • GB493202A - Improvements in or relating to fluid flow meters : en
  • FR832772A - Improvements to electrical switches : en fr
  • US2131947A - Sheep foot tamper : en
  • GB493391A - Improvements in or relating to flaps for aerofoils : en
  • FR832860A - Control device for twin filters : en fr
  • FR48993E - Improvements to devices intended to communicate or remove heat from a gas through an exchange surface : en fr
  • FR832725A - Heat exchanger manufacturing process : en fr
  • GB493434A - A fuel-cooled atomiser for internal combustion engines : en
  • FR832720A - Method and device in winders for replacing a full reel by an empty reel : en fr
  • US2131933A - Fuel injection pump : en
  • GB493276A - Improvements in or relating to the temperature treatment of fluids applicable to the recovery of volatile solvents : en
  • GB493078A - Improvements in or relating to composite building boards : en
  • FR832747A - Shuttle or continuous cable car with at least one cable : en fr
  • DE665777C - Rotatable drum furnace for inferior fuels : de en
  • GB493259A - Improvements in or relating to the production of gas mixtures rich in hydrogen : en
  • US2132340A - Cigarette paper booklet : en
  • DK55305C - Bottling machine. : da en
  • GB493187A - Improvements in or relating to hair curlers : en
  • GB493372A - Improvements in or relating to plaster products : en
  • DE665928C - Driver brake valve : de en
  • DE665961C - Method and device for dewatering and drying webs or sheets made of cellulose, wood pulp or the like. : de en
  • US2132132A - Fire extinguisher system : en
  • US2131931A - Annealing pot : en
  • AU105223B2 - Improvements in shearing machines for shearing sheep andother animals : en
  • AU105288B2 - Improvements in photographic material for colour photography : en
  • CA376838A - Monomethylol ketone preparation : en fr
  • GR7695B - METHOD OF PRODUCTION OF ANHYDRATED ALCOHOL. : el en
  • FR832972A - Improvements to endless sleeve stretching mechanisms for fiber textiles : en fr
  • US2132165A - Foundry sand conditioning apparatus : en
  • US2132255A - Ice refrigerator : en
  • DE665756C - Means for drying and keeping dry tissues which secrete or accumulate aqueous fluids : de en
  • GB493073A - Method of manufacturing cellular or non-cellular rubber sheets : en
  • US2132102A - Cover for cavities : en
  • DK55284C - Coupling device for combined Oscillator-Modulator tubes. : da en
  • FR832784A - Removable winch for goats and other flying or fixed scaffolding : en fr
  • FR832961A - Improvements in the manufacture of spring casings : en fr
  • GB493188A - Improvements relating to washing machines : en
  • GB493095A - Improvements in or relating to a method of and apparatus for coating cylinders : en
  • DE666018C - Gun pulling tool : de en
  • US2131798A - Expansion joint : en
  • FR832819A - Vehicle suspension articulation system : en fr
  • GB493223A - Improvements in battery lamps : en
  • CA376913A - Respiratory disease treating apparatus : en fr
  • FR48988E - Development of devices for relay transmission and distribution of broadcast programs : en fr
  • GB493377A - Improvements relating to windows and the like : en
  • GB493353A - Improvements relating to projector lamps : en
  • FR832762A - Suspension of oscillating half-axles, in particular for motor vehicles : en fr
  • GB493379A - Electric kitchen stove or oven : en
  • FR832824A - Improvements in the assembly of precious stones or other stones of all shapes : en fr
  • FR832710A - Quartz-mounted cable for carrier frequency operation : en fr
  • US2132197A - Method of making piston rings : en
  • CA376845A - Vacuum cleaner : en fr
  • US2132130A - Pump system for liquid fuel heating plants : en
  • USD111580S - Design for a tap knob : en
  • US2132105A - Musical tuning device : en
  • CA376887A - Halide product : en fr
  • US2131928A - Slush pump valve and the like : en
  • US2132202A - Steel tape rule : en
  • US2132224A - Vent plug : en
  • US2131894A - Azo dyestuffs and their production : en
  • US2132176A - Apparatus for handling ballast : en
  • CA376923A - Can opener : en fr
  • US2132313A - Closure of ink bottles : en
  • US2132355A - Separation of wax from hydrocarbon oils : en
  • US2132230A - Protective coating and process of applying and removing : en
  • US2131804A - Knock-down shoe for furnaces : en
  • DE665951C - Temperature sensor for thermometer : de en
  • GB493337A - Means for showing luminous pictures in illuminated rooms : en
  • US2131909A - Alloy : en
  • USD111569S - Design for a statuette : en
  • CA376842A - Cork composition : en fr
  • DE665754C - Flat weft knitting machine : de en
  • DK55283C - Brake drum, especially for Brakes on Railway vehicles. : da en
  • US2131732A - Tumbling mill : en
  • AU61938A - Improvements in electric heating plates : en
  • CA376893A - Tie-rod joint : en fr
  • FR832777A - Device for modifying the inclination of an airplane controlled, automatically or by hand, according to a gyroscopic horizon : en fr
  • AU105269B2 - Improvement in photographic objectives : en
  • AU105278B2 - Improvements in or relating to steam powerplant : en
  • AU105270B2 - Improvements in electric heating plates : en
  • US2132205A - Secret transmission : en
  • AU105264B2 - Improvements in strip wrapping and tubing material andin the manufacture thereof : en
  • DE665857C - Circuit arrangement for signaling by means of alternating currents in telephone systems : de en
  • FR832724A - Improvements to electric lamps : en fr
  • GB493301A - Improvements in or relating to webs of sheet material : en
  • US2132006A - Brake applying mechanism for motor vehicles : en
  • CA376839A - Gas cylinder support : en fr
  • DE665735C - Procedure for fixing bearing lining made of synthetic resin or other material : de en
  • US2132065A - Pectate and method of making same : en
  • DE665744C - Lead cable press with fixed split crimping head : de en
  • GB493443A - Improvements in and relating to steam generators with forced flow of the working medium : en
  • AU397638A - Vacuum sheetmetal can or like container : en
  • FR832722A - Improvements to the main low pressure gas distribution pipes : en fr
  • FR832723A - Device for synchronizing the regulating organ of a pendulum by a normal oscillator : en fr
  • US2132353A - Nitroalcohol : en
  • DE665781C - Drum mill : de en
  • DE665901C - Device for packing zigzag-shaped nested cigarette paper sheets in cardboard envelopes : de en
  • DE665930C - Circuit arrangement for coin operated telephones with network group traffic : de en
  • DE665976C - Device for regulating the amount of feed water for steam generators with a centrifugal device : de en
  • AU105528B2 - Improvements in or relating to telephone or like systems : en
  • US2132262A - Thermooperative valve : en
  • US2132365A - Treatment of hydrocarbons : en
  • DE665765C - Method and device for photographic contact copying of color raster images : de en
  • US2132185A - Method of forming coverings and the like : en
  • US2132326A - Tube coupling : en
  • USD111600S - Design for an electric sadiron : en
  • US2132063A - Flash lamp : en
  • US2131944A - Clutch and brake control mechanism : en
  • US2132243A - Method of preparing a casein paint : en
  • CA376891A - Compressed air motor : en fr
  • AU105234B2 - Improvements in electrical switching apparatus especially adapted tor use with pneumatic tube conveying systems : en
  • DE665767C - To adjust the propeller blades, the gear unit is used for gear reduction and reduction : de en
  • GB493345A - Improvements in or relating to the rings of spinning, doubling and twisting frames : en
  • US2132084A - Pump : en
  • US2131726A - Vehicle traffic signal switch : en
  • AU407437A - Improvements in or relating to demodulator circuit arrangements for demodulating modulated carrier waves : en
  • GB493290A - Improvements in or relating to the production of oil-soluble condensation products from phenols and aldehydes : en
  • US2131968A - Reversibly associated rotary pump and valve device : en
  • DE665953C - Automatic starting device for internal combustion engines : de en
  • DE665991C - Fastening pliers : de en
  • US2131814A - Liquid treatment of yarns : en
  • US2132091A - Method of producing yeast mash : en
  • US2131958A - Two-stroke cycle internal combustion engine : en
  • DE665840C - Reinforcement for window guides in motor vehicles : de en
  • GB493432A - Flexible transmission couplings : en
  • US2132194A - X-ray apparatus : en
  • US2131817A - Powder insufflator : en
  • US2132369A - Lamp making apparatus : en
  • USD111609S - Design for a rubber tooth brush : en
  • US2132253A - Electric circuit control mechanism : en
  • GB493438A - Improvements in or relating to motor vehicle chassis frames : en
  • DK55298C - Ignition device for mixture-compressing internal combustion engines. : da en
  • DE666029C - A ski binding that is detachable from the ski but firmly attached to the boot : de en
  • FR48956E - Improvements to cinematographic cameras : en fr
  • US2132122A - Microscope : en
  • US2132139A - Railway traffic controlling system : en
  • USD111605S - Design for an advertising sign : en
  • FR48969E - Scientific culture of the cultivated mushroom : en fr
  • FR832799A - Process for bringing molten substances into a finely divided state : en fr
  • DE666066C - Process for the preparation of dialkylaminoalkylamides of high molecular weight fatty acids : de en
  • GB493185A - Improvements in or relating to apparatus for forming a ringlet curl : en
  • DE665910C - Method for the transmission of radio and television broadcasts broadcast on radio waves to a disruption area : de en
  • GB493197A - Cartons for eggs and other brittle articles : en
  • CA376916A - Can cooler : en fr
  • DE665760C - Kickback protection for starting cranks of internal combustion engines : de en
  • FR832728A - Process for acting on the development of plant roots and on the activity of secondary meristems : en fr
  • GB493306A - A photographic method of recording changes in occurrences or measurements by graph-like representations : en
  • CA376836A - Refrigeration apparatus : en fr
  • DE665922C - Process for the preparation of 4-chloro-1-arylaminoanthraquinones : de en
  • FR832833A - Improvements in mounting accessories on an aircraft : en fr
  • FR832746A - Method for fixing the blades of rotating capacitors on their supports : en fr
  • US2132163A - Foundry sand conditioning apparatus : en
  • US2132308A - Planting implement : en
  • GB493234A - Improvements in or relating to the bodies of motor vehicles : en
  • GB493289A - Improvements in and relating to thermionic valve amplifiers : en
  • GR7697B - STANDARD IMMEDIATE BLOOD TRANSFUSION DEVICE. : el en
  • FR832909A - : fr
  • FR832764A - Device for conducting and sucking in engine cooling air in rear-engined motor vehicles : en fr
  • FR832922A - New racing game with staggered courses : en fr
  • US2131823A - Lighting fixture : en
  • FR832916A - Device for the simultaneous sterilization of a bottle and its teat : en fr
  • FR832974A - Improvements to amplifier circuits : en fr
  • US2131855A - Ice cube holder and method of handling ice cubes : en
  • US2131950A - Fuel feeding system for internal combustion engines : en
  • US2131952A - Nocturnal antiaircraft fire control system : en
  • US2131949A - Machinery carrying trailer : en
  • GB493097A - Improvements in or relating to foot arch supports : en
  • GB493317A - A new or improved loading machine : en
  • DE665833C - Device for measuring the quotient of two quantities given by electrical currents or voltages with the help of a measuring mechanism with a rotating armature : de en
  • GB493142A - Improvements in or relating to oscillation generators : en
  • GB493365A - Improvements in or relating to the coating of surfaces of zinc or zinc alloys : en
  • FR832893A - Process for the manufacture of sheet sinapisms : en fr
  • US2131833A - Staking and ironing machine : en
  • US2132071A - Sealing collapsible tubes : en
  • FR832954A - Welding machine improvements : en fr
  • US2131794A - Tunnel liner segment : en
  • DE665738C - Apparatus for developing photosensitive papers : de en
  • GB493228A - Improvements in or relating to earthing reactances : en
  • FR832948A - Device for deducing the average power factor of an electrical installation for the most heavily loaded period in active or apparent average power : en fr
  • GB493175A - Process for the production of readily soluble pasty products for the preparation of sweet dishes, puddings and the like : en
  • US2131803A - Building block : en
  • US2131904A - Stabilization of animal and vegetable fats and oils : en
  • FR832866A - Process for exchanging and removing anions in solutions and its applications : en fr
  • GB493414A - Improvements relating to ships' propellers : en
  • DE665796C - Switching chamber for electric gas switch : de en
  • GB493338A - Improvements relating to the manufacture of pressed nuts : en
  • US2132009A - Adjustable seat : en
  • US2131743A - Venturi siphon : en
  • US2132221A - Power transmission : en
  • US2131739A - Helical ribbon spring measuring apparatus : en
  • GB493371A - Improvements in or relating to machines for use in the binding of books : en
  • GB493420A - Process for separating ether out of mixture of ether and aqueous alcohol : en
  • DE665947C - Process for processing waste water containing copper : de en
  • DE666037C - Tongue bearing for lignite briquette presses : de en
  • US2131946A - Centralized mechanism for automatically indicating the position, identity, and movement of railway cars in the switching yard : en
  • US2132333A - Adjustable nozzle : en
  • GB493287A - Improvements in machines for wrapping sweetmeats or small articles : en
  • CA376829A - Heating furnace : en fr
  • CA376860A - Metal melting and casting method and apparatus : en fr
  • FR832958A - Improvements to dumpers : en fr
  • DE665985C - Device for pressing the welts that are pinched against the insole under heat : de en
  • USD111568S - Design fob a strip server : en
  • GB493506A - Improvements in metal bottles or containers : en
  • FR48979E - Method and device for the production of rubber hollow bodies : en fr
  • FR832717A - Manufacturing process of 2. and 2: 7-dialkylphenylcarbamylfluorenes and fluorene-2- and 2: 7-dicarboxylic acids : en fr
  • DE666019C - Drum mill : de en
  • FR832876A - Remote controlled toy plane : en fr
  • FR832965A - Machine for making woven and similar articles bearing designs : en fr
  • GB493370A - Improvements in or relating to radio and other carrier wave receivers : en
  • FR832859A - Device for removing metallic impurities contained in engine lubricating oil : en fr
  • DE665874C - Method and device for distilling higher fatty acids from fatty acid-containing material with steam : de en
  • DE665814C - Screw press for thickening pulp, wood pulp and paper pulp : de en
  • DE665903C - Impact device with elastic attachment of the hammer to the drive carriage : de en
  • US2131851A - Vegetable slicing machine : en
  • CA376917A - Crutch or cane spike : en fr
  • AU105308B2 - Improvements in welded metal fabric for reinforcing concrete structures : en
  • US2131993A - Sonic depth and height indicator : en
  • US2132019A - Inhibition of peroxide formation in : en
  • AU105232B2 - Sprinkler canfor applying treatment liquid to flyblown sheep : en
  • USPP293P - graham : en
  • AU110254B2 - Vacuum sheetmetal can or like container : en
  • DE665788C - Device for the flat rolling of initially round drawn wires : de en
  • US2131802A - Separable hinge connection : en
  • US2132280A - Method and means for grinding tapered rolls : en
  • USD111615S - Design for a belt : en
  • DE665956C - Pipe connection with the help of sliding sleeves : de en
  • DK55300C - Procedure in the manufacture of cardboard from cellulosic substances. : da en
  • GB493174A - Method of operation and operating device for gas turbine prime movers, in particularfor ships : en
  • GB493251A - Improvements in electrode feeding mechanisms for arc lamps : en
  • GB493283A - Improved apparatus for raising natural oils and other liquids by gaseous pressure : en
  • US2131899A - Safety latch : en
  • CA376897A - Building metal frame : en fr
  • US2131805A - Bending strength tester : en
  • US2131995A - Stoker fuel distributor : en
  • US2132352A - Nitroalcohols : en
  • US2131824A - Control apparatus for aircraft : en
  • FR832820A - Device for mixing and cooling or heating : en fr
  • FR832928A - Further training in optical systems used for phototelephony and similar applications : en fr
  • US2131863A - Ski pole : en
  • GB493118A - Improvements in and relating to the manufacture of iron oxide pigments : en
  • GB493334A - Safety razors : en
  • USD111621S - Design fob a wallet : en
  • FR832738A - Circulation game installation with shut-off devices : en fr
  • GB493246A - Toy pistol : en
  • GB493249A - Improvements in or relating to embossing calenders : en
  • DE665832C - Device for remote control of a plurality of adjustable organs : de en
  • DE665919C - Shifting device for rolling stock with edging devices : de en
  • US2132152A - Apparatus for making composition strips : en
  • US2132339A - Receptacle : en
  • GB493356A - Improvements in and relating to the production of cushions or the like : en
  • US2132064A - Treated latex and method of treating latex : en
  • USD111582S - Design for a handbag : en
  • FR832771A - Electric current saving reducer : en fr
  • FR832962A - Process for the impasto of coloring pigments : en fr
  • GB493395A - Improvements in and relating to insulating compounds and methods of making the same : en
  • GB493254A - Improvements in or relating to woven wire fabric for paper making machines : en
  • FR832914A - Making a shoe type <<moccasin>> with double slap : en fr
  • DE665854C - Automatic pulse generator : de en
  • DE665940C - Method of making a hemostatic agent : de en
  • DE665971C - Toys or joke articles : de en
  • FR832709A - Front bodywork, especially for aerodynamic vehicles : en fr
  • FR832935A - Improvement in the methods of adjusting the speed of electric locomotives with several engines : en fr
  • GB493394A - Improvements in and relating to windshield cleaner construction : en
  • GB493079A - Improvements in or relating to lighting apparatus for use with headgear for personalwear : en
  • GB493070A - Improvements in or relating to electrical condensers : en
  • DE665819C - Freely erectable wire mesh : de en
  • DE666035C - Process for producing a filter material for the smoke filters of cigarettes : de en
  • FR832913A - Propeller pan : en fr
  • US2131942A - Electromagnetic switching system : en
  • US2132088A - Speed changing mechanism : en
  • FR832711A - Improvements to magnetos : en fr
  • GB493329A - Improvements in or relating to electric circuit interrupters with arc extinguishing means : en
  • FR832943A - Hydropneumatic regulator for fuel system : en fr
  • DE665977C - Resistance control device for two separate circuits that are symmetrical in normal operation, especially for brake circuits for electrically powered vehicles : de en
  • GB493361A - Improvements in electric discharge devices : en
  • DE665732C - Production of sterile or disinfecting objects or masses : de en
  • GB493424A - Improved method of producing a covering layer on a film adapted to receive a mechanically - produced record of sound or other oscillations : en
  • DE665847C - Clip made of wire to hold loose documents etc. like : de en
  • GB493260A - Inductance devices of the type employed as frequency changers : en
  • DE665757C - Rotatable multiple scale holder for multiple measuring devices, clocks, signal, command and advertising devices : de en
  • US2131865A - Process of making pentamethine cyanine dyes : en
  • US2132345A - Process of rendering wool unshrinkable : en
  • US2132003A - Motion picture apparatus : en
  • US2132208A - Ultrahigh frequency radio amplifier : en
  • US2131878A - Coaster : en
  • US2132031A - Process of treating sulphide ores : en
  • DE665675C - Device for straightening the delivery pile : de en
  • CA376858A - Button sewing machine : en fr
  • CA376932A - Dirigible trailer : en fr
  • AU105229B2 - Improvements in or relating tothe sealing of electric conductors through quartz or hard glass : en
  • CA376919A - Thermostatic control : en fr
  • USD111601S - Design for a textile fabric : en
  • FR832775A - Two-tube resistance amplifier : en fr
  • DE665981C - Electrically heated hob : de en
  • CA376928A - Root crop digging device : en fr
  • US2132046A - Circular knitting machine for dropstitch work : en
  • US2132066A - Riding boot : en
  • US2132269A - Cable anchor : en
  • AU105497B2 - Improvements relating to electrical relays : en
  • DE665933C - Slide-out electrical switchgear : de en
  • US2132363A - Hydraulically operated reclining chair : en
  • US2131881A - Method of treating cereals and resulting product : en
  • US2132235A - Insulated electric conductor : en
  • US2131916A - Automatic control for tabulating machines : en
  • US2132257A - Ceramic manufacture : en
  • CA376854A - Converter and assembly : en fr
  • US2132126A - Centralized traffic controlling system for railroads : en
  • US2131856A - Electric plug : en
  • US2131970A - Piston ring construction : en
  • CA376888A - Mould growth inhibition : en fr
  • FR48970E - Improvements to secondary batteries or electric accumulators : en fr
  • US2131791A - Electric target rifle range : en
  • US2131951A - Automatic steering device for ships : en
  • US2132170A - Transit : en
  • GB493400A - Improvements in or relating to magnetic separators : en
  • DE665860C - Jaw clamp for connecting electrical lines : de en
  • FR832870A - Top and bottom lock for furniture or other applications : en fr
  • US2131985A - Under-hung eaves trough hanger : en
  • US2132256A - Dual-load meter : en
  • CA376868A - Trailer light : en fr
  • AU44338A - Improvements relating to intermittent driving mechanism especially for filtering or thickening apparatus : en
  • CA376898A - Tire chain : en fr
  • US2131745A - Ventilating device for automobiles : en
  • US2132118A - Nonrodded milk crate : en
  • US2132131A - Bed : en
  • US2131773A - Bearing : en
  • DE665931C - Self-connection desk phone with coin payment facility : de en
  • DE665859C - Self-collecting coin operated telephone station : de en
  • AU73938A - Improvements in or relating to cooling arrangements for air-cooled aircraft engines : en
  • US2132216A - Tuning indicator tube : en
  • FR832877A - Pest control product and its manufacturing process : en fr
  • US2132137A - Treating hydrocarbon oils : en
  • US2131771A - Loading apparatus : en
  • DE665964C - Wing end flap : de en
  • FR48958E - Improvements to cathode ray tubes : en fr
  • US2132371A - Insect catcher with catching grid under electric tension : en
  • USD111583S - Design for an advertising sign : en
  • US2132218A - Flashlight switch : en
  • AU105291B2 - Improvements in impeller shaft packings for water pumps : en
  • US2132171A - Surveying instrument : en
  • US2131858A - Noncocking fishing spinner : en
  • US2131801A - Double acting jaw crusher : en
  • US2132048A - Color analyzer and reproducer : en
  • US2132079A - Tool checking equipment and method of using the same : en
  • USD111576S - Design for a sign : en
  • USD111614S - Design fob a self-photographing : en
  • US2131889A - Pedal : en
  • US2132277A - Control system : en
  • FR832702A - emergency lighting for motor vehicles : en fr
  • FR832756A - Improvements to powerline transmission systems : en fr
  • USD111640S - Design fob a dress : en
  • GB493415A - Hydrocarbon fuel treater : en
  • US2131772A - Method and apparatus for treating metal articles : en
  • DE665882C - Rotatable multiple scale holder for multiple measuring and display devices with curved scales : de en
  • FR832826A - Process for the preparation of a phosphorus nitride and industrial applications of this nitride : en fr
  • US2132094A - Multiband indicator : en
  • DE666038C - Device for breaking off the briquette from the strand of a ring roller press : de en
  • FR48980E - : fr
  • FR832840A - Vacuum machine for household purposes for making household preserves and making ice cream in small quantities : en fr
  • GB493140A - Improvements in or relating to electron discharge devices : en
  • DE665900C - Process for the production of vitrified bonded grinding wheels : de en
  • GB493474A - A rotary-tool holder : en
  • FR832977A - Time-triggered device ensuring automatic variation of the draft of central heating boilers : en fr
  • FR832733A - Heel nailing machine : en fr
  • FR832932A - Switch applicable in particular to the control of t transmitting stations. s. f. : en fr
  • US2132134A - Time recorder mechanism : en
  • FR832853A - Mirror : en fr
  • DK55309C - Alarm Clock with Means to Set the Alarm Clock in and out of the Alarm Clock. : da en
  • DE665954C - Gas turbine : de en
  • US2132282A - Stenciling machine : en
  • US2131867A - Shaker conveyer : en
  • US2132036A - Method of embossing and perforating preformed shoe parts : en
  • US2132368A - Electric lamp and method of manufacture thereof : en
  • US2132348A - Higher molecular alcohols : en
  • DE665906C - Process for the production of calcium cyanamide : de en
  • GB493514A - An improved method of producing printed matter so that the character of the matter is alterable by rubbing : en
  • DE665944C - Method and device for manufacturing glass tubes with a precise interior shape : de en
  • US2131864A - Process of making heptamethine dyes : en
  • USD111624S - Design foe an embossedi textile : en
  • DE665758C - Liquid manure distributor with two rotating centrifugal wheels fitted with blades : de en
  • US2132012A - Tuck flap envelope : en
  • US2132192A - Calculating machine : en
  • GB493403A - Multiple lead pencil : en
  • GB493238A - Improvements in or relating to potato harvesting machines : en
  • FR832912A - Improvement provided to seaplanes or flying machines intended to land on water : en fr
  • US2132271A - Watt-hour meter : en
  • US2131761A - Type form make-up device : en
  • US2131936A - Control device for atomizer nozzles, burner heads, and the like : en
  • FR832795A - Receiving amplifier combined with a signaling device for telephone transmissions : en fr
  • US2132033A - Garment : en
  • DE665733C - Method and device for weaving parallel weft-free cords with an aqueous rubber dispersion : de en
  • DK55289C - Apparatus for Pre-drying Waste Fuel at Lighthouses. : da en
  • DE665775C - Variable capacitor made of inorganic, especially ceramic, insulating material with low dielectric losses, plate-shaped design : de en
  • DE665834C - Process for the production of a high-voltage coil, especially for transformers, transducers or the like. : de en
  • DK55291C - Method for Manufacturing a Luminescent Glass. : da en
  • FR48989E - Shaft and butt for protative firearms and method for their manufacture : en fr
  • GB493292A - Process for the treatment of cellulosic fibrous materials : en
  • GB493426A - Improvements in double thread blind stitch sewing machines : en
  • CA376851A - Electric fuse : en fr
  • CA376925A - Oxidative deterioration retardation : en fr
  • US2131859A - Thread cleaner : en
  • CA376878A - Solder pot : en fr
  • FR48967E - Device for the temporary laying of electric cables : en fr
  • GB493304A - Improvements in or relating to television and like systems : en
  • FR832836A - Device for the automatic determination of the position of a mobile radio transmitter : en fr
  • FR832931A - Improvement in the assembly of t stations. s. f. in their box : en fr
  • DE665806C - Handle with a pointed feeder shaft for perforated rubber washers : de en
  • AU128438A - Improvements in devices for protecting the eyes : en
  • DE665762C - Device for cooling turbines, in particular gas turbines : de en
  • US2131945A - Cap and sealed package : en
  • US2131898A - Pajamas : en
  • US2131973A - Work positioning means : en
  • US2131926A - Camera magazine : en
  • DE665727C - Device for brightness control in Braun tubes, especially for television purposes : de en
  • US2131774A - Container closure : en
  • US2132158A - Dough twisting machine : en
  • US2131783A - Control for electrically operated stoker mechanism for coal furnaces : en
  • US2131965A - Thread forming mechanism : en
  • DE665927C - Feed valve device for air brake systems : de en
  • US2132022A - Trolley collector for electrical distribution systems : en
  • US2132151A - Apparatus for treating mineral oils : en
  • USRE20870E - Aircraft anchor : en
  • GB493222A - Improved automatic safety relief valve device for gas retorts : en
  • USD111610S - marcus : en
  • GB493411A - Process and means for displacing the chain-guides of fabricstretching machines : en
  • AU105225B2 - Improvements in or relating to demodulator circuit arrangements for demodulating modulated carrier waves : en
  • GB493435A - Improved centrifugal apparatus for removing rust, scale, and the like from metallic surfaces : en
  • GB493203A - Improvements relating to electrical signalling apparatus : en
  • GB493351A - Improvements in or relating to wrapping machines for wrapping cartons : en
  • US2132226A - Demonstration model : en
  • US2131886A - Television system : en
  • US2131991A - Apparatus for printing cloth : en
  • DK55304C - Electric Bicycle Light. : da en
  • GB493211A - Process for the manufacture of leuco sulphuric acid esters of vat dyestuffs : en
  • FR832714A - Improvements to remote controlled electrical relays : en fr
  • GB493114A - An improved logarithmic calculator : en
  • US2132146A - Apparatus for cleaning gases : en
  • FR832990A - Engine gas generator, consisting of an internal combustion motor-compressor with opposed pistons, with two shafts : en fr
  • FR832904A - Improvements in hosiery crafts : en fr
  • FR832812A - Process for separating mixtures of high molecular weight substances : en fr
  • CA376833A - Metal lath : en fr
  • DE665790C - Process for the preparation of alkylenimines : de en
  • DE666042C - Use of electrodeposited, cold rolled iron or iron alloys : de en
  • FR48962E - Method and apparatus for the production of printing cylinders having a debossed or raised surface : en fr
  • GB493410A - Improvements in or relating to folding cardboard boxes and cartons : en
  • GR7686B - ENGINE FOR POWER PRODUCTION MECHANISM FOR USING THE POWER OF THE SEA. : el en
  • USD111567S - Design for a decorative nail : en
  • GB493389A - Improvements in or relating to display devices : en
  • US2132356A - Carboxylation of alkali metal salts of phenols : en
  • AU105245B2 - Process forthe preparation of aromatic isothiocyanates : en
  • AU105254B2 - Improved reflector lampshade : en
  • GB493136A - Improvements in or relating to thermionic valve amplifiers : en
  • US2131747A - Antihalation backing for photographic film : en
  • US2132032A - Partition wall : en
  • DE666009C - Kitchen stove for space heating : de en
  • AU23538A - Improvements in electrical switching apparatus especially adapted tor use with pneumatic tube conveying systems : en
  • CA376849A - Highway crossing signalling system : en fr
  • CA376871A - Starch manufacture : en fr
  • GB493397A - Improvements in or relating to photographic cameras provided with means for the removal of disturbing light reflections in making exposures : en
  • FR832985A - Improvements made to frames for the lenses of photographic or cinematographic devices : en fr
  • GB493172A - Improvements in or relating to screens for use in connection with cinematograph projection : en
  • US2131893A - Process and apparatus for twisting threads : en
  • FR832803A - Hermetically sealed, portable interference-suppressing metal enclosure, with a special antenna inside, with shielded output cable, for hearing from all telephones. s. f. receivers : en fr
  • FR832816A - Thermo-atomizer device for heating the explosive mixture in internal combustion engines : en fr
  • USD111581S - Design fob a table : en
  • GB493168A - Improvements in directional lighting fittings adapted to cooperate with a linear source of light : en
  • GB493382A - Improvement in phonographs : en
  • GB493378A - Improvements in preparations for treating the hair : en
  • GB493231A - An improved gas burner : en
  • GB493288A - Manufacture of substitutes for wool from viscose : en
  • FR832809A - New dyes and intermediates for their preparation : en fr
  • US2132188A - Automatic reversing signal device : en
  • GR7691B - ROOF MAKING TILE SYSTEM. : el en
  • IE15115L - Radio transmitters : en
  • GB493448A - Improvements in or relating to central cooling systems for buildings : en
  • AU105289B2 - Process of treatment of materials containing tantalum and / or niobium : en
  • DE665817C - All-terrain, armored one-man combat chariot : de en
  • US2131799A - Apparatus for extruding metal : en
  • DE665856C - Arrangement for speech communication with vehicles : de en
  • GB493084A - A process for improving diesel fuel oils : en
  • FR832786A - Improvements to the desulphurization of cast iron : en fr
  • US2131740A - Gas valve : en
  • FR832735A - Process for the vulcanization of flat and thin parts in two-part press dies, in particular tire plasters and device for applying the process : en fr
  • GB493153A - Process for the production of laminated glass plates : en
  • GR7690B - PERFECTIONS IN THE GYROSCOPS. : el en
  • DE665998C - Airspace-insulated concentric line for high-frequency transmission : de en
  • FR48981E - Compressed air motor, capable of operating as a brake motor by a braking device, with compressed air exhaust : en fr
  • GB493280A - An improved occasional table : en
  • GR7685B - SYSTEM NEUTRALIZING THE CONSEQUENCES OF ACQUIRED SPEED AND INACTIVITY. : el en
  • US2132099A - Method of and apparatus for purifying dairy products : en
  • GR7687B - ENGINE FOR HYDROFIRE DIFFUSION. : el en
  • GB493210A - Improvements in or relating to apparatus for rolling dough : en
  • GB493510A - Improvements in or relating to motor road vehicles : en
  • GB493446A - Improvements in or relating to method of and apparatus for treating gases with liquids : en
  • FR48953E - Electric arc lamp with electrodes oblique to each other : en fr
  • FR832887A - Coin stores on spiral wire : en fr
  • US2131989A - Apparatus for mechanically operating level crossing gates : en
  • US2132342A - Process for rendering wool unshrinkable : en
  • DE665753C - Device for converting electrical energy into light : de en
  • GB493350A - Improvements in braces for personal wear : en
  • GB493090A - Improvements in controlling means for gas turbine plants of the continuous combustion type : en
  • DE665809C - Stripping device for helical spreading rollers of fertilizer spreaders : de en
  • GB493248A - Improvements in or relating to the manufacture of cheese : en
  • GB493263A - Improvements in and relating to fire extinguishers : en
  • FR832752A - Propulsion mechanism for craft boats : en fr
  • GB493236A - Improvements in or relating to cellulose derivative compositions : en
  • FR832792A - Injection pump with lumen distribution, especially for internal combustion engines : en fr
  • GB493352A - Electromagnetic instrument for determining the orientation of a movable body in a magnetic field : en
  • GB493423A - Improvements in weather-excluding strip for swing doors : en
  • USD111623S - Patfnt offitf : en
  • AU148038A - Improvements in or relating to hydro-extractors : en
  • US2132349A - Treatment of phosphoric acid to remove fluorine : en
  • US2132044A - Interference attenuator : en
  • GB493161A - Improvements in brake operating mechanism for trailer vehicles : en
  • FR832878A - On-board phone : en fr
  • FR832967A - Process for the production of liquid hydrocarbons : en fr
  • FR832773A - Feeler roller winder : en fr
  • FR832949A - Draft or combustion regulator : en fr
  • US2131998A - Cyclic acetal : en
  • GB493071A - Improvements in the manufacture of abrasive articles : en
  • US2131918A - Printing mechanism : en
  • GB493542A - Improvements in automatic regulation in radio receivers : en
  • US2131912A - Check sorting machine with card punching attachment : en
  • US2132296A - Rivet package : en
  • DE665935C - Process for electrical resistance welding using the burn-off process without the use of preheating : de en
  • US2132300A - Garden tool : en
  • AU105271B2 - Improvement insound recording and reproducing : en
  • US2132335A - Closure cap applying apparatus : en
  • DE666015C - Device for attaching the holder for flowers to the edge of the flowerpots : de en
  • FR48986E - Improvements to internal combustion engines : en fr
  • CA376889A - Fibrous material sizing method : en fr
  • US2131784A - Track for overhead door hangers : en
  • US2132231A - Apparatus for sorting flexible sheet material : en
  • US2132294A - Heater : en
  • FR832757A - The electric cables : en fr
  • US2131929A - Heat exchange surface : en
  • DE665726C - Optical device for splitting and composing images in television : de en
  • FR832849A - Improvements to pumping devices particularly applicable to cold production : en fr
  • US2132290A - Temperature regulator : en
  • USD111604S - Design for lace : en
  • FR48961E - Improvements to current transformers : en fr
  • FR832810A - Process for the manufacture of glass articles with precise optical surfaces, and articles produced by this process : en fr
  • US2131941A - Denture : en
  • AU132338A - Improvement in folding camera construction : en
  • FR832857A - High pressure lubrication device : en fr
  • CA376881A - Thermally responsive controller : en fr
  • US2131737A - Gravimeter : en
  • US2131775A - Container closure : en
  • US2132156A - Method and apparatus for shrinking and drying cloth : en
  • DE665853C - Vehicle dependency circuit for switching on and off travel lock devices : de en
  • US2132284A - Emergency screw-threaded bolt : en
  • US2132143A - Pipe for tobacco : en
  • US2131724A - Conversion of starchy polysaccharides : en
  • US2131900A - Furniture : en
  • US2132265A - Holder for lacework and the like : en
  • US2132336A - Oil or liquid fuel burner : en
  • USD111602S - Design for a projection lamp : en
  • CA376823A - Electric heating element : en fr
  • US2131790A - Pickling inhibitor : en
  • AU105303B2 - Improvement in roll holding camera construction : en
  • AU528537A - Improvements in strip wrapping and tubing material andin the manufacture thereof : en
  • US2131983A - Elastic yarn and method of making it : en
  • US2132307A - Roller gate : en
  • CA376907A - Cinematograph film manufacture : en fr
  • AU134538A - Improvements in or relating to cans or like containers : en
  • CA376863A - Siliceous product : en fr
  • DE665955C - Auxiliary drive for centrifugal blowers driven by exhaust gas turbines, especially for internal combustion engines : de en
  • US2131785A - Dispensing faucet : en
  • US2131830A - Rat hole drilling mechanism : en
  • GB493094A - Improvements in or relating to apparatus for indicating the presence of gases : en
  • US2131757A - Oil-soluble phenolic condensate : en
  • USD111638S - Design for a dress : en
  • GB493257A - An improved method or process and mechanism or appliances for preparing or composingrelief printing-plates : en
  • FR832774A - Device for mixing a foam stabilizer with a stream of pressurized water : en fr
  • GB493165A - Improvements in or relating to machines for moulding plastic materials : en
  • IE15251L - Fungicidal compositions : en
  • CA376874A - Grinding machine speed control mechanism : en fr
  • US2131822A - Well pump : en
  • US2132328A - Detachable car roof : en
  • CA376843A - Cooling apparatus : en fr
  • DE665881C - Optical system for stereophotogrammetric evaluation devices : de en
  • DE666004C - Electric headlight bulb : de en
  • CA376872A - Inhibitor for packaged products : en fr
  • US2131896A - Spinning and like textile frame : en
  • US2132067A - Drapery hanger : en
  • US2132264A - Control system : en
  • DE665946C - Radiator made of sheet steel : de en
  • AU422637A - Improvements in welded metal fabric for reinforcing concrete structures : en
  • US2131806A - Treatment of hydrocarbons : en
  • USD111593S - Design for an electric razor : en
  • US2131746A - Bumper : en
  • US2132017A - Stabilized compositions comprising aliphatic ethers : en
  • USD111578S - Design for a lantern : en
  • FR832731A - Mermaid : en fr
  • GB493701A - Improvements in the electro-deposition of tin : en
  • GB493336A - Peeling device for fruit, vegetables and the like : en
  • DE665846C - Process for removing silver stains from laundry : de en
  • DE664031C - Exhaust pipe fastening for internal combustion engines : de en
  • US2131977A - Burner : en
  • US2132073A - Suspender clip : en
  • US2132250A - Manufacture of ethyl alcohol from indian corn : en
  • DE665952C - Device for regulating the forces exerted by force generating springs in force generators : de en
  • AU105304B2 - Improvements in or relating to electronic voice operated switching devices in telephone systems : en
  • US2132182A - Stuffing box : en
  • FR832811A - Dyes of the anthraquinone series and their preparation process : en fr
  • GB493233A - Improvements in or relating to furniture with folding legs, flaps or other parts : en
  • AU425637A - Process of treatment of materials containing tantalum and / or niobium : en
  • AU105228B2 - Method of and apparatus for lining pipes in situ with cement, cement mortar or concrete, or other cementitious material of similar nature : en
  • US2131728A - Panel : en
  • US2131914A - Typewriter punch : en
  • DE665620C - Automatic exposure regulator for photographic cameras : de en
  • DE665967C - Device for connecting two aircraft in flight for the purpose of transferring operating materials : de en
  • AU66338A - Improvements in gas tight junctions with quartz : en
  • AU412737A - Method of and apparatus for lining pipes in situ with cement, cement mortar or concrete, or other cementitious material of similar nature : en
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  • US2132270A - Machine for producing form pieces from wet fibrous mass : en
  • AU103538A - Improvements relating to vibratory screens : en
  • GB493344A - Improvements in sliding clasp fasteners : en
  • FR832925A - Disc differentials improvements : en fr
  • GB493396A - Improvements in and relating to detachable hub caps for vehicle wheels and securing means therefor : en
  • FR832848A - Advanced apparatus for refining low melting point metals : en fr
  • GB493171A - Improvements in ice-cooled and like refrigerators : en
  • US2132086A - Printing apparatus : en
  • US2132169A - Photographic desensitizing : en
  • CA376886A - Radial connecting rod assembly : en fr
  • CA376869A - Metal box : en fr
  • USD111585S - Design for an advertising sign : en
  • US2132213A - Recorder of liquid level heights : en
  • US2131997A - Hand rock drill : en
  • CA376894A - Wheel assembly : en fr
  • DE665787C - Iron pit stamp : de en
  • DE665891C - Bearings for push rods to drive vibrating screens : de en
  • DE665896C - Device for filling liquids into vessels under counter pressure : de en
  • US2131992A - Diazo compound and process of making same : en
  • FR832807A - Improvements to indicator wheels for cash registers and the like : en fr
  • FR48954E - Fluorescent organic compounds that can be used in electrical engineering : en fr
  • US2132005A - Article of ceramic bonded abrasive material and method of making the same : en
  • US2131885A - Process for clarifying and sterilizing beer and other liquids : en
  • US2132109A - Time element relay : en
  • US2132318A - Display case : en
  • US2131854A - Self-oiling die stock : en
  • US2132329A - Valve construction for wind musical instruments : en
  • FR832952A - Versatile cartridge for gas protection : en fr
  • CA376873A - Sulphuric acid derivative : en fr
  • CA376841A - Composition cork : en fr
  • CA376866A - Fuse link : en fr
  • CA376867A - Electric wire bracket : en fr
  • US2132113A - Rivet setting mechanism : en
  • US2132164A - Foundry sand conditioning apparatus : en
  • US2132229A - Jamproof check ejector : en
  • USD111598S - Design for a phonograph cabinet : en
  • DE665917C - Process for dressing the chilled cast iron rolls of sheet metal rolling mills for the production of rough sheets : de en
  • GB493449A - Improvements in combinations of electric discharge devices with materials excited to luminescence by the discharge through them : en
  • DE665988C - Process to increase the stability of basic structures : de en
  • GB493387A - Improvements in or relating to variable speed power transmission mechanism : en
  • GB493297A - Improvements in or relating to tuning indicators for wireless receivers : en
  • FR832791A - Rotary mash strainer : en fr
  • FR832923A - Improvements made to impact devices or sheep devices for testing rails : en fr
  • GB493216A - Improvements in screening : en
  • GB493375A - Improvements in spark quenching arrangements for use in telephone or like systems : en
  • DE665825C - Process for the production of capillary-active sulfonation products : de en
  • DE665895C - Optical wing blade pitch indicator for adjustment screws : de en
  • FR832821A - Improvements to aluminum-magnesium alloys : en fr
  • GB493308A - Improvements relating to colour photography : en
  • US2132187A - Aerial traveling device : en
  • US2131819A - Reel seat for fishing rods : en
  • AU105226B2 - Improvements relating to colour effects : en
  • US2132351A - Stable aqueous solutions of subtances having an anesthetic effect : en
  • GB493083A - Improvements in preparation of cellulose esters having a high content of propionyl or butyryl : en
  • GB493325A - Improvements in and relating to the packaging of a number of small articles such as chewing-gum in a cardboard or like box or container, and to packages resulting therefrom : en
  • CA376922A - Wire stretching tool : en fr
  • DE665731C - Elastic wound dressing : de en
  • US2131919A - Record controlled printing machine : en
  • DE665794C - Process for the production of highly citric acid soluble slag phosphates : de en
  • DE665811C - Register roller arrangement for fourdrinier paper machines : de en
  • DE665972C - Process for the refinement of tobacco : de en
  • US2132196A - Transformer : en
  • DE666023C - Can sealing machine : de en
  • DE665842C - Machine for trimming parts of shoes : de en
  • FR48975E - Automatic loading device for artillery pieces with muzzle-fire recoil on the carriage : en fr
  • US2131744A - Press : en
  • US2132051A - Attachment for clocks : en
  • US2131877A - Reversing and locking mechanism for spring motor toys : en
  • US2132344A - Bobbin stripper : en
  • AU138138A - Improved photographic camera : en
  • GB493076A - Improvements in and relating to typographical composing machines : en
  • DE665980C - Electrolytic capacitor with a spiral-shaped anode : de en
  • US2132321A - Tire fastening for kilns and the like : en
  • US2132347A - Machine for testing lubricants : en
  • US2132119A - Lamp burner : en
  • FR832963A - Molded objects and their preparation process : en fr
  • GB493173A - Improved aircraft : en
  • US2131750A - Waterproof and oilproof binder : en
  • US2132193A - Production of partially hydrogenated hydroxy compounds : en
  • USD111642S - Design fob a dress : en
  • US2131815A - Fluid operated power device : en
  • GR7688B - AUTOMATIC DEVICE OF MANDATORY PAYMENT OF EVERY TELEPHONE CONNECTION. : el en
  • FR832884A - Improvements to electric accumulators : en fr
  • US2131903A - Automatic lighter system for vapor fuel stoves : en
  • US2132162A - Propeller : en
  • FR48963E - Process for preparing methacrylic amide : en fr
  • GB493196A - Manufacture of esters of unsaturated alcohols : en
  • GB493319A - Improvements relating to lattice arms for awnings or blinds : en
  • FR832976A - Improvements to slotted elastic connecting members : en fr
  • US2132358A - Butyl alcohol fermentation : en
  • USD111607S - Design fob an advertising sign : en
  • CA376877A - Sound record production : en fr
  • GR7693B - STANDARD HYGIENE WASTE CONTAINER. : el en
  • FR832858A - Portable interlocking device for railway switchboards : en fr
  • GB493362A - Polyphase rectification from a single phase electricity supply : en
  • US2131932A - Friction element : en
  • FR832793A - Process for preparing amino compounds : en fr
  • US2131907A - Conveying mechanism : en
  • US2131988A - Nonresealable bottle : en
  • US2132251A - Manufacture of starch from indian corn : en
  • DE665741C - Schuettelrutschenverbindungen, the connection attachments of which are placed against each other with a horizontal and transverse to the longitudinal direction of the slide with the help of a clamping device : de en
  • DE665721C - Production of alkali phosphates : de en
  • DE665764C - Jam lath for headbox on paper machines : de en
  • FR832898A - Machine for manufacturing control strips for selectors with several selection stages actuated simultaneously : en fr
  • FR48992E - Manufacturing process of molded artificial spongy masses from viscose : en fr
  • GB493271A - An improved appliance for limbering up gun carriages : en
  • DE666020C - Gas protection system with a fresh air line provided with connections for several gas protection masks or mouthpieces : de en
  • FR832743A - Process for recovering carbon disulphide from waste water : en fr
  • GB493291A - Improvements in and relating to electric switches particularly for refrigerators : en
  • FR832934A - New racing game : en fr
  • DE665821C - Toy powered by a spring mechanism with a blower switch used to control the work flow : de en
  • DE665894C - Stabilization of mechanically produced fire extinguishing foam, e.g. B. air foam, for liquid spray, z. B. alcohol, methanol, acetone, etc. : de en
  • FR832872A - Gear pump, balanced : en fr
  • FR832995A - Internal combustion engine comprising a distribution member common to all the cylinders : en fr
  • FR832703A - High speed steel : en fr
  • GR7696B - MEASUREMENT OF MAIN CONES AFTER FRUIT OR NON. : el en
  • US2132010A - Stuffing box packing : en
  • FR832955A - Seal : en fr
  • GB493358A - Improvements in electric systems for transmitting rotational movements : en
  • US2131849A - Marking device for orienting whipstocks : en
  • GB493267A - Improvements in or relating to sleeping bags : en
  • US2132100A - Automobile door dovetail : en
  • US2132199A - Well head installation with choke valve : en
  • USD111590S - Design for an airship : en
  • DE665880C - Anti-glare glasses with darkened glasses in the upper part and on the sides : de en
  • AU23338A - Improvements relating to electrical relays : en
  • DK55282C - Procedure for the preparation of solid alkali compounds. : da en
  • GB493349A - Improvements in or relating to the annealing and pickling of hollow metal articles : en
  • FR832987A - Tennis racket : en fr
  • US2132186A - Electric accumulator : en
  • GB493166A - Improvements in or relating to celluloid and similar tyre inflators : en
  • FR48985E - Machine for the production of cement pipes : en fr
  • DE665978C - Process for converting mechanical or electrical vibrations into light fluctuations : de en
  • US2132001A - Rail car truck : en
  • USD111617S - Design fob a dress : en
  • FR48987E - Trainer rake for straw balers : en fr
  • US2132212A - Means for utilizing exhaust steam : en
  • CA376827A - Abrasive wheel : en fr
  • US2131853A - Substituted hepta-and penta-methinecyanines : en
  • US2132346A - Interconvertible goggle and eyeshade : en
  • US2131765A - Flushing apparatus : en
  • GB493245A - Improvements in or relating to wearing apparel : en
  • GB493363A - Conveying mechanism : en
  • FR832984A - Fastener Insertion Machines Improvements : en fr
  • US2132011A - Beverage dispensing apparatus : en
  • DE666043C - Method of manufacturing a multi-cell panel : de en
  • US2132334A - Jar closure : en
  • US2132087A - Skinning device : en
  • US2132239A - Applicator means for paper tube winders : en
  • US2131897A - Electronic vacuum pump : en
  • DE665776C - Non-homogeneous ground core that can be moved in a high-frequency inductance coil : de en
  • FR832899A - Compressed air motor with recuperator : en fr
  • GB493220A - Improvements relating to apparatus for cleaning and for polishing boots and shoes : en
  • FR832941A - Quick release buckle : en fr
  • GB493275A - Improvements in treating textiles : en
  • FR832888A - Airline improvements : en fr
  • GB493213A - Improvements in or relating to inductances having adjustable high frequency iron core : en
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