• CA365631A - Sulphuric acid : en fr
  • US2078813A - Display cabinet : en
  • US2078840A - Vaportight exteriorly heated electric baking oven : en
  • AU179536A - Improvements in or relating to process of and apparatus for producing ions and adsorbing thesame onan organism : en
  • US2078849A - Carburetor for internal combustion engines : en
  • CH190491A - Multi-cell compressor with a sickle-shaped working chamber, especially for hot and contaminated fluids. : de en
  • CH190396A - Sewing utensils box. : de en
  • AT149408B - Lock for setting and checking points. : de en
  • US2078369A - Method and apparatus for joining wire cloth : en
  • SU50823A1 - Single-spindle automatic lathe : en ru
  • US2078862A - Bottle and like container : en
  • FR812068A - Headlight reflector : en fr
  • US2078722A - Spacing member for type line setting and printing machines : en
  • USD104306S - Design for a lace tablecloth : en
  • BE420607A - : en
  • US2078507A - Grater : en
  • USD104329S - Design for a lace : en
  • US2078306A - Drill sharpener : en
  • USD104287S - Design for a musical instrument : en
  • US2078324A - Pedal attachment : en
  • PL24718B1 - A device protecting ships against sinking. : en pl
  • CA365623A - Phenolic condensation product : en fr
  • CH190493A - Device for reducing steam losses in labyrinth shaft seals in steam turbines. : de en
  • USD104313S - Design for lace : en
  • AT149301B - Device with a liquid-cooled high pressure vapor discharge tube. : de en
  • AT149337B - Process for producing a gas mixture suitable for ammonia synthesis by continuous gasification of the coal under pressure. : de en
  • DE643690C - Transmission system for high frequency, especially multiple carrier frequency operation : de en
  • AU100810B2 - Improvements in or relating tothe extraction of volatile hydrocarbons from solid or high boiling point liquid hydrocarbons : en
  • US2078451A - Pulpstone : en
  • US2078653A - Process for breaking petroleum emulsions : en
  • US2078775A - Control of heating systems : en
  • DE643990C - Device for measuring very high-frequency electrical alternating currents : de en
  • CA365772A - Fountain pen : en fr
  • BE420478A - Device for drawing threads of different widths in decorative paint : en fr
  • USD104297S - Design for an amusement machine : en
  • FR812029A - Improvements to devices with automatic time controls : en fr
  • US2078261A - Colloidizing mixed esters of cellulose : en
  • FR812186A - Machine for slicing meat or the like : en fr
  • GB465027A - Improvements in or relating to mops and receptacles therefor : en
  • DE644185C - Contact dryer for drying and liming fine-grained masses in continuous operation : de en
  • CA365686A - Fibrous material package : en fr
  • IE14540L - Electricity coin-freed vending apparatus : en
  • FR812064A - New aircraft, type of aircraft : en fr
  • FR812175A - Improvements to wheels or the like : en fr
  • AT149418B - Adjusting and locking device for railway signals, points, etc. like : de en
  • AU402536A - Improvements in water sofening apparatus : en
  • CH190643A - Process for the preparation of the di-n-propylamide of 3,5-dimethyl-isoxazole-4-carboxylic acid. : de en
  • CH190404A - Hot deficiency. : de en
  • DE644329C - Tobacco pipe with an insert tobacco pot : de en
  • GB465169A - Improvements in or relating to apparatus for converting rotary motion into combined rotary and reciprocating motion, specially applicable for operating pumps and the like : en
  • AT149371B - Process for making thin sponge rubber articles. : de en
  • CH190580A - Actuator for rear brakes on bicycles. : de en
  • AT149319B - Price-indicating scale. : de en
  • CH190519A - Device for earth fault protection of a direct current network, in particular high voltage, fed by grid-controlled discharge cells connected in series. : de en
  • AT149318B - Compasses, especially for plotting lengths. : de en
  • CH190490A - Switching device for the belt conductor of bevel gears, in particular for roving machines. : de en
  • US2078590A - Telescopic spectacles : en
  • AU329236A - Heat exchange apparatus : en
  • FR811998A - Detachable spike for tractor and agricultural machine wheels : en fr
  • GB465015A - Improvements in sewing machine accessories : en
  • PL24775B1 - Telegraphic translation. : en pl
  • US2078503A - Shackle stop : en
  • US2078701A - Automatic device for maintaining and controlling tension : en
  • US2078839A - Dough rolling appliance : en
  • USD104335S - Design for a four-engine transport : en
  • DK53008C - Feed salt mixture. : da en
  • FR812021A - Barbed wire and process and machine for its manufacture : en fr
  • US2078305A - Automatic oil burner control : en
  • CH190350A - Device for forming balls of earth for plant seedlings. : de en
  • US2078686A - Internal orifice thermal dilator and medicator : en
  • US2078736A - Motor fuel : en
  • US2078824A - Fixing means for elements of prismatic contour : en
  • GB464893A - Improved spirit burners for use in sealing preserving glasses and similar vessels : en
  • US2078379A - Mobile apparatus for icing refrigerator vehicles : en
  • US2078900A - Road roller : en
  • GR6472B - INSTRUMENT FOR FINDING THE MAIN GEOGRAPHICAL ELEMENTS OF A STATE. : el en
  • GB464937A - Improvements in and relating to sectional pleasure boats, canoes, and the like : en
  • US2078792A - Electric timing and counting device : en
  • US2078870A - Labeling machine : en
  • DK52990C - Reversing device for washing machines. : da en
  • GB465000A - Improvements in and relating to weft supply mechanism for looms for weaving : en
  • CA365729A - Aeroplane landing gear : en fr
  • CH190402A - Device on washing stoves for introducing additional air into the combustion chamber of the same. : de en
  • CA365705A - Abrasive article : en fr
  • USD104243S - Design for a combination desk unit : en
  • US2078407A - Method of treating hydrocarbons : en
  • US2078723A - Rotary cylindrical valve : en
  • GB464782A - An improved method of applying to metal surfaces a coating of fusible metal : en
  • PL24678B1 - A method of preserving the effects achieved mechanically on fabrics of vegetable origin. : en pl
  • AU100828B2 - Improvements in or relating to electron discharge device arrangements : en
  • CH190470A - Hydraulic die casting machine. : de en
  • DE644182C - Lathe with steels attacking opposite sides of the workpiece : de en
  • AT149350B - Method for switching over periodically changed cold storage tanks. : de en
  • CH190368A - Process for obtaining elements that insulate heat and sound. : en fr
  • CH190448A - Film developing box. : de en
  • DK53003C - Reinforced Concrete Structure Part and Method for Building Structures thereof. : da en
  • FR811957A - Paper container with threaded closure : en fr
  • GB464813A - Improvements in screen printing machines : en
  • PL24710B1 - The method of producing metallic powders. : en pl
  • DE644260C - Overpressure valve for rooms filled with explosive gases : de en
  • US2078406A - Method of filling golf ball cores, centers, or the like : en
  • GB464960A - Improvements in motor-driven railway undercarriage trucks : en
  • GB465085A - Improvements in tunnel-kilns : en
  • DE644245C - Indirectly acting electrical controller for any physical state : de en
  • FR812121A - Operation and extension installation for existing power plants : en fr
  • GB464812A - Improvements in or relating to processes for the manufacture of magnesium or alloys thereof : en
  • GB465196A - Improvements relating to the production of cold flow in substances : en
  • GB464858A - Improvements in and relating to the control of electrical transformers and dynamo-electric machines : en
  • GB464798A - Portable apparatus for automatically detecting, signalling and stopping gas leakages rom gas conduits and containers : en
  • GB464994A - Improvements relating to garters or sock suspenders, belts, bands and other articles for personal wear : en
  • CH190458A - Measuring device on machines and apparatus for boring cylinders. : de en
  • CH190590A - Retractable landing gear for aircraft. : en fr
  • US2078422A - Laminated insulation material : en
  • DE644364C - Linking machine : de en
  • CA365629A - Gaseous electric discharge device : en fr
  • CA365646A - Plate shaving machine : en fr
  • CH190532A - Ear microscope. : de en
  • FR811962A - Device for making stockings in a single operation on straight-line knitting machines : en fr
  • FR812060A - Aircraft engine tuning device for high altitude flights : en fr
  • GB464865A - Improvements in or relating to the application of coating material to shoe parts : en
  • CA365617A - Foot treating pad : en fr
  • CA365769A - Vehicle body : en fr
  • CH190429A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH190413A - Process for the processing of grain, especially rye. : de en
  • US2078609A - Reaction product of gallic acid and a soluble tungsten compound and a process of making it : en
  • US2078717A - Hood latch : en
  • GB465005A - Headwork for automatic dial weighing machine : en
  • GB464779A - Sound recording apparatus : en
  • PL24733B1 - Method of dyeing animal fibers. : en pl
  • US2078455A - Carton : en
  • US2078222A - System of fiber liberation : en
  • US2078532A - Ballast water recovery for airships : en
  • CH190549A - Disinfection and preservation methods. : de en
  • US2078719A - Corn popping machine : en
  • US2078733A - Hose connecter : en
  • USD104280S - Design fob a cooking range : en
  • US2078685A - Vapor electric converter : en
  • US2078756A - Tracking connection for vehicles : en
  • DE644300C - Control device for refrigeration machines : de en
  • US2078252A - Label applying mechanism : en
  • US2078829A - Means for supporting and driving tubular grinding mills : en
  • CA365661A - Tobacco manipulating machine : en fr
  • FR812191A - Improvements made to processes to reduce the felt power of animal fibers, especially wool : en fr
  • US2078354A - Abrasive article : en
  • US2078628A - Printing press : en
  • DE644161C - Binder for casting molds and cores : de en
  • GB464980A - Protective aerated garments against poisonous liquids and gasses : en
  • FR812087A - Broom composed of layers for machines and electrical devices : en fr
  • FR811940A - Improvements to self-closing shut-off valves : en fr
  • USD104304S - Design for a shoelace tassel : en
  • US2078249A - Device for weighing of the balance type : en
  • US2078859A - Mounting for a high speed cutting tool : en
  • GB465064A - An improved method of construction for soundboards of pianofortes and like musical instruments : en
  • US2078444A - Shoe protector : en
  • USD104298S - Design for an amusement machine : en
  • GB464864A - Improvements in and relating to the production of road and other surfaces, building materials, blocks, slabs or other articles : en
  • US2078890A - Dental fountain : en
  • US2078238A - Separation of ethylene from its homologues : en
  • GB464846A - Improved attachment for the supporting members of pattern cards of jacquard machines : en
  • GB465122A - Apparatus for producing copper and other metal rods and the like : en
  • US2078487A - Automatic selector for radio receiving sets and like devices : en
  • US2078907A - Carton and blank for forming the same : en
  • PL24741B1 - The method of softening the water used for washing. : en pl
  • US2078325A - Key holder : en
  • US2078403A - Countercurrent contactor : en
  • FR811949A - Aircraft engine cooling device : en fr
  • GB464984A - Improvements in or relating to collapsible lift gates and the like : en
  • FR811905A - Removable float for angling : en fr
  • GB464948A - Improvements in cigarette making machines : en
  • US2078875A - Wedge : en
  • GB465195A - Improvements in or relating to the production of paper : en
  • FR812028A - Improvements to evaporative units : en fr
  • GB465047A - Improvements in or relating to the carbonisation of mixtures of coal and oil : en
  • GB465328A - Improvements in firing mechanism for automatic firearms : en
  • US2078550A - Gaiter : en
  • PL24679B1 - Buckle, especially for textiles. : en pl
  • CA365717A - Windshield cleaner : en fr
  • GB464972A - Improvements in or relating to the treatment of textile materials : en
  • US2078225A - Decopperizing lead with phosphorus : en
  • US2078348A - Furnace and its method of operation : en
  • US2078274A - Combined typewriting and comput : en
  • US2078478A - Combination push bar and sign support : en
  • US2078543A - Spraying apparatus : en
  • US2078807A - Supercharger for internal combustion engines : en
  • CH190642A - Process for the preparation of the diallylamide of 3,5-dimethyl-isoxazole-4-carboxylic acid. : de en
  • ES143478A1 - A process for the manufacture of agglomerates of charcoal waste. : en es
  • DK52992C - Procedure for the production of compressive and durable, activated carbon. : da en
  • GB464964A - Improvements in or relating to evaporators : en
  • DE644319C - Process for obtaining a coke suitable for making electrodes : de en
  • FR811928A - Device for varying the lift of airplanes and seaplanes during flight : en fr
  • DE644188C - Drive on cutting machines : de en
  • US2078435A - Pump : en
  • US2078529A - Cloth finishing : en
  • AU100814B2 - Improvements in or relating to fusible electric cutouts : en
  • US2078600A - Clutch : en
  • US2078771A - Voltage measuring apparatus : en
  • GB464835A - Improvements in or relating to air-screws : en
  • AT149423B - Closure for tubes or similar containers. : de en
  • US2078763A - Pen-arm mounting : en
  • DE644184C - Process for producing flexible soles : de en
  • FR812082A - System for adjusting the speed of the rewinder controls, in particular the straps : en fr
  • GB464953A - Improvements in light reflecting devices : en
  • GB464759A - Improvements in or relating to cash registers : en
  • FR812173A - Control device for the circuit for introducing new liquid in hydraulic systems with change of direction of circulation : en fr
  • DE644171C - Conveyor device with an endless conveyor tube made of elastic material, in particular rubber : de en
  • GB464795A - Improvements in or relating to supporting devices carried on motor bicycles and like vehicles : en
  • FR811991A - Heat treatment process for coal and hydrocarbons : en fr
  • DE644349C - X-ray tubes for irradiation purposes : de en
  • US2078832A - Process and a device for manufacturing briquettes by compression : en
  • US2078423A - Clothespin : en
  • CH190391A - Procedure and device for processing the rayon staple ribbon. : en it
  • CA365678A - Automatic firearm : en fr
  • CH190392A - Sealed wire rope strand or stranded rope. : de en
  • PL24695B1 - A way to increase the resistance of glass, glaze and enamel to chemical influences. : en pl
  • PL24676B1 - A method of obtaining fuel gas from heavy oils for feeding internal combustion engines and a device for carrying out the method. : en pl
  • US2078391A - Condenser type electrode : en
  • PL24709B1 - Device for the recovery of sunken submarines. : en pl
  • USD104320S - Design fob a pair of goggles ob : en
  • AT149328B - Method and device for the production of raised rails for frogs. : de en
  • CH190617A - Process for the preparation of a chromable azo dye. : de en
  • US2078343A - Refrigerating mechanism : en
  • US2078687A - Elevator control system : en
  • DE644369C - Venting device for fluid brakes, especially for motor vehicle wheels : de en
  • AU150536A - Improvements in or relating to television and like transmitting apparatus : en
  • CH190571A - Device for quick opening and closing of tubes. : de en
  • AT149446B - Practice floor. : de en
  • CA365706A - Electric iron : en fr
  • AT149438B - Bolt training for automatic firearms. : de en
  • CA365767A - Golf club grip : en fr
  • CH190446A - Process for manufacturing planographic printing plates in aluminum foil. : en fr
  • USD104283S - Design for a dress : en
  • US2078562A - Casting : en
  • BE421254A - : en
  • AT149307B - High-pressure mercury lamp with a quartz discharge vessel and glow electrodes. : de en
  • GB464794A - Improvements in electric cables : en
  • CH190484A - Leather strap for wrist watches. : de en
  • DE644307C - Device for the operation of discharge vessels, especially those with gas or vapor filling, with indirectly heated glow cathode : de en
  • CH190558A - Circuitry to facilitate fine tuning of heterodyne receivers. : de en
  • DE644302C - Suspension railway with wheelless vehicles that are guided floating along iron rails by means of magnetic fields : de en
  • USD104267S - Design fob medal or similar article : en
  • DK53014C - Seat Cushion for Saddles of the Coil Spring Type for Bicycles and Motorcycles. : da en
  • US2078459A - Combined television and audio broadcasting : en
  • US2078566A - Apparatus for washing the interior of tanks : en
  • CH190513A - Electric machine. : de en
  • CH190575A - Device for fixing objects to the outside of a closed car. : en fr
  • AT149309B - Electric fluorescent tube with hollow sheet electrodes, inert gas basic filling and mercury supply. : de en
  • GB464914A - Improvements in or relating to thermostatic control apparatus : en
  • GB464999A - Improvements relating to gas and like prepayment meters : en
  • CH190495A - Two-stroke internal combustion engine fitted with a turbine using energy from the exhaust gases. : en fr
  • US2078278A - Process of producing titanium dioxide : en
  • DE644143C - Artificial ice rink : de en
  • IE14379L - Purification of air, etc. : liquid cooling : en
  • AT149413B - Rail contact. : de en
  • FR812079A - Improvements to pavers in cast iron or other molded material : en fr
  • FR812178A - Improvements to lubricated valves : en fr
  • CA365615A - Separable fastener forming method : en fr
  • CH190535A - Chair for doctors, dentists, hairdressers and the like. : de en
  • FR812154A - Hydraulic energy transmission device : en fr
  • IE14322L - Signal separating circuits : en
  • US2078825A - Connecter device : en
  • USD104234S - Design foe : en
  • PL24780B1 - Cathode lamp. : en pl
  • CH190403A - Washing facility. : de en
  • CH190538A - Process for the preparation of esters of polynuclear oxyketones. : de en
  • US2078712A - Segment bearing : en
  • DE644324C - Circuit for call seekers : de en
  • US2078665A - Cigarette case : en
  • US2078919A - Method of forming hollow glassware : en
  • ES143476A1 - 4,6-diamino-2-alkyl-pyridines and process for its preparation. : en es
  • FR812045A - Suspension system for rail vehicles : en fr
  • GB464910A - Improvements in or relating to sound-scanning rollers for sound film apparatus : en
  • GB465020A - An improved ball joint coupling for trailers of motor vehicles and the like : en
  • US2078408A - Polishing machine : en
  • FR812169A - Improvements in the reduction of solid bodies and more particularly in the production of metal powders : en fr
  • GB464830A - Improvements in attachment devices for radiator weather shields of automobiles : en
  • DE644197C - Metal cap for resistors u. like : de en
  • DE644242C - Automatic railway coupling : de en
  • FR812139A - Warning devices for automatic feed regulators for steam boilers : en fr
  • GB464993A - Improvements in or relating to yarn winding machines : en
  • US2078445A - Resilient suspension for mechanical units : en
  • FR812177A - Apparatus for rigidly folding paper strips : en fr
  • FR812124A - Improvements to machines for making bags and other tubular articles : en fr
  • GB464949A - Improvements in and relating to travelling toys : en
  • US2078267A - High pressure lubricator construction : en
  • US2078480A - Deep well pump : en
  • GR6465B - HEMISPHERICAL FROM ANY METAL BAKING MACHINE I HAD IN THE CENTER OF THE BASE A METALLIC PRODUCTION OF TWO CONVEY BODIES OR BODIES. : el en
  • US2078625A - 5-hydroxy-hydrindene-ortho-carboxylic acid : en
  • ES143083A1 - Improvements related to methods and means to determine the presence of living organisms and or the sex of living organisms. : en es
  • CH190561A - Television receiver with cathode ray tube. : de en
  • AT149395B - Vehicle bodies with the smallest air resistance, especially streamlined vehicles. : de en
  • GB464788A - Improvements in or relating to modulated carrier wave transmitters and apparatus for use therewith : en
  • AT149437B - Tracer bullet. : de en
  • CA365738A - Heating furnace stock support : en fr
  • FR812196A - Rolling mill table, especially for sheet rolling mills : en fr
  • US2078413A - Tractor implement hitch : en
  • US2078731A - Acoustical treatment of walls : en
  • ES143521A1 - PROCEDURE FOR THE USE OF A MASS TO PURIFY GASES : en es
  • GB465002A - Improvements in or relating to carrier attachment for conveyors : en
  • US2078476A - Timepiece construction : en
  • US2078542A - Album : en
  • US2078794A - Method and apparatus for melting : en
  • DE644215C - Process for the production of objects from glazed plaster : de en
  • DK52993C - Lubricant separator for compression refrigeration machines. : da en
  • PL24652B1 - B634> £ 3 / oo Submarine. : en pl
  • US2078725A - Vest or waistcoat : en
  • US2078360A - Cathode for electron discharge devices : en
  • GB465007A - Improvements in dry sealing envelopes, bags, wrappers and the like : en
  • US2078812A - Weighing scale : en
  • US2078397A - Combined road and rail vehicle : en
  • US2078745A - Slider for slide fasteners and method for making the same : en
  • USD104281S - Design fok a dress : en
  • US2078669A - Apparatus for controlling webs : en
  • US2078909A - Tuning apparatus : en
  • GB464952A - A process for the production of valuable products from unsaturated hydrocarbons and hydrogen sulphide : en
  • US2078297A - Ophthalmic mounting : en
  • GB464885A - Improvements in and relating to negative glow electric discharge devices : en
  • GB465048A - Improvements in the treatment of chrome tanned leather : en
  • US2078913A - Method of making hollow rubber articles : en
  • DE644328C - Varicose vein wrap bandage : de en
  • DE644293C - A pressure control device containing a high pressure regulator and a downstream low pressure regulator : de en
  • FR811970A - Slider closure and method for its manufacture : en fr
  • US2078510A - Method and apparatus for overhead irrigation : en
  • GB464786A - Improvements in voltage control arrangements for electric generators : en
  • FR812125A - Cables especially for high current and high voltage : en fr
  • ES143495A3 - Procedure to automatically manufacture the females of the snaps or press studs. : en es
  • FR811910A - Blade derailleur for shifting bicycles : en fr
  • GB464820A - Improvements in or relating to nursery or baby-chairs and baby-carriages : en
  • CH190440A - Inking device on rotogravure rotary machines. : de en
  • FR812098A - Elevator for tar and other viscous substances : en fr
  • GB464996A - Improvements in or relating to sound translating devices : en
  • FR812067A - Device for extinguishing and controlling electric arcs : en fr
  • PL24719B1 - Control device of mine carts for coal mining. : en pl
  • US2078884A - Liquid fuel burner : en
  • USD104299S - Design for an amusement machine : en
  • DE644370C - Direction indicators, in particular for motor vehicles : de en
  • GB464837A - Improvements in or relating to methods of constructing the hull of ships : en
  • US2078612A - Revolving display case : en
  • GR6470B - ACCESSORY CONVERTED THE NORMAL PEN ON THIS DURATION. : el en
  • IE14467L - Telephony : en
  • US2078511A - Headwear : en
  • USD104315S - Design foe a textile fabric : en
  • US2078898A - Draft regulator : en
  • ES143503A2 - IMPROVEMENTS IN THE PROCEDURES AND DEVICES FOR THE ELECTROLYTIC TREATMENT OF CHEMICAL COMPOUNDS, ESPECIALLY OF AQUEOUS SOLUTIONS OF CHLORIDES, CHLORATES, ETC : en es
  • FR812013A - Self-propelled sprayer for agricultural work : en fr
  • USD104250S - Design for a flower holder or : en
  • FR811935A - Device for extinguishing cigarettes : en fr
  • FR812165A - Double action press for star crimping of metal cartridges : en fr
  • PL24731B1 - Sealing of valves, gate valves and similar closing devices. : en pl
  • FR812086A - High power helical blower wing : en fr
  • US2078786A - Applicator and control means therefor : en
  • US2078514A - Water heater for fireplaces : en
  • DE644344C - Support clamp for electrical overhead lines : de en
  • GB464869A - Improvements in or relating to containers of the type formed from flexible material, such as paper, wood pulp or sheet metal : en
  • GB464881A - Improvements in reversing gears for vehicles : en
  • GB464961A - Improvements in devices for hardening rails : en
  • DE644166C - Method for applying and removing elastic coatings from cylindrical or prismatic objects, in particular rollers : de en
  • DE644207C - Projection device : de en
  • GB465201A - Improvements in and relating to mercury arc rectifiers : en
  • FR811984A - Seal material, alkali resistant, its preparation process and its applications : en fr
  • GB464874A - Improvements in or connected with internal combustion turbines : en
  • US2078670A - Dishwashing machine : en
  • DE644281C - Switching element for radio equipment, e.g. B. wound capacitor, resistor or a system combined from both, with wire-shaped connection pieces arranged in a tensile manner at both ends : de en
  • FR811913A - Manufacturing process for multi-layered metal tubes and wires : en fr
  • FR812107A - Process for impregnating electrical capacitors : en fr
  • FR812160A - Process for treating distillable carbonaceous materials using hydrogenating gases : en fr
  • GB465121A - Improvements in or relating to tensile and like testing machines : en
  • DE644167C - Scissors for film cutting in the form of simple paper scissors : de en
  • GB464912A - Spark plug electrode : en
  • GB465003A - An improved packet or container for crochet hooks and other articles : en
  • IE14568L - Radio receivers : en
  • US2078437A - Abrasive wheel : en
  • US2078645A - Electric discharge apparatus : en
  • DE644394C - Teleprinter with button levers moved by electromagnets : de en
  • US2078865A - Hand knob : en
  • CA11445S - Clinical thermometer : en
  • DE644392C - Connection between car body and bogie of rail vehicles : de en
  • GR6467B - SOAP. : el en
  • US2078773A - Method of reclaiming spent "doctor" solution : en
  • US2078418A - Cellulose film and foil and method of making the same : en
  • USD104236S - Design for a sign unit or the like : en
  • FR812184A - Improvements to advertising devices : en fr
  • GB464965A - Improvements in or relating to methods of treating linen textiles : en
  • GB464974A - Improvements relating to bucket dredges and similar endless conveyor mechanisms : en
  • FR812002A - Crystalline glossy paint : en fr
  • FR811931A - Process for the preparation of lubricants such as lubricating mineral oils and lubricating greases : en fr
  • PL24690B1 - A method of dyeing and printing cellulose esters and ethers in green-blue shades. : en pl
  • FR812047A - Locking or blocking device for tracks and needles : en fr
  • AT149327B - Bathtub convertible into a box. : de en
  • CH190640A - Process for the production of preparations containing the volatile constituents of plants or parts of plants. : de en
  • US2078442A - Solvent refining of mineral oil : en
  • US2078616A - Remote measuring device : en
  • FR812159A - Automatic starter for asynchronous polyphase motors with ring-wound rotors : en fr
  • DE644323C - Storage for wheel sets of small railroad cars : de en
  • DE644294C - Device for wet treatment of fabrics : de en
  • FR811958A - Device for fixing a mechanical device or component on a switchboard : en fr
  • FR811985A - Process and products for introducing light or oxidizable fusible bodies into a bath of molten metal : en fr
  • GB465009A - Improvements in or relating to tobacco pipes : en
  • DE644175C - Procedure for making pieces of silk more difficult in progress : de en
  • USD104256S - Design for a seat : en
  • DE644374C - Process for the production of flexible footwear : de en
  • FR811997A - Cathodic transmission apparatus for direct television and for the remote transmission of films with sound : en fr
  • GB465091A - Improvements in or relating to car bodies : en
  • CH190504A - Flame tube boiler. : de en
  • AT149346B - Process for influencing the alloy formation in multilayer, molten metal baths, in particular those which consist of a lower lead layer and a zinc layer above. : de en
  • US2078689A - Source of light for photography : en
  • US2078908A - Combined multiband electrical structure and switching mechanism : en
  • US2078460A - Hair waving clamp : en
  • US2078522A - Radio condenser : en
  • US2078578A - Color photography : en
  • AT149336B - Process for the production of objects made of malleable cast iron. : de en
  • GB464969A - Improvements in frictional clamping devices : en
  • PL24711B1 - Operating table, especially for orthopedic surgery. : en pl
  • FR812000A - Improvements in methods and devices for determining the value of a physical variable, such as a force or a speed, capable of causing relative displacement between parts : en fr
  • US2078288A - Method and apparatus for heating and deaerating boiler feed water : en
  • US2078329A - Building wall : en
  • DE644099C - Switching arrangement for the engines of cranes, excavators or the like. : de en
  • DE644339C - Process for the production of condensation products with a tanning effect : de en
  • AT149422B - Apparatus for the production and delivery of gas, e.g. B. carbonic acid, impregnated liquid, especially water. : de en
  • CH190548A - Disinfection method. : de en
  • GB465014A - Illuminated advertising apparatus with a scintillating effect : en
  • PL24717B1 - Articulated pipe joint. : en pl
  • AT149335B - Process for through-dyeing leather. : de en
  • AT149443B - Closure for tubes or similar containers. : de en
  • CA365652A - Fluid moving centrifugal apparatus : en fr
  • CA365776A - Cabin trailer chassis : en fr
  • US2078302A - Modulating system for short waves : en
  • US2078524A - Filter apparatus : en
  • US2078811A - Guide rail for rollers, wheels, and the like : en
  • FR812198A - Cigarette Making Improvements : en fr
  • ES143468A1 - Procedure for the separation of minerals by flotation. : en es
  • ES143477A1 - Procedure for the manufacture of plates for buildings. : en es
  • FR812023A - Dispenser for pasty material : en fr
  • GB465062A - Improved construction of cleaning mechanism for tubes of heat exchange apparatus : en
  • DK53009C - Ball bearing swivel rings for Vehicles. : da en
  • DE644317C - Control device for the operating valves of a hand cutting torch : de en
  • AU100818B2 - Improved device for dispensing pastes and liquids : en
  • DE644170C - Process for the production of synthetic resin-containing layers with a matt surface : de en
  • CA365656A - Run-proof hosiery knitting machine : en fr
  • AU100815B2 - Improvements in and relating to elastic sided riding boots and the like : en
  • FR810835A - : fr
  • GB465114A - Cartridge holders for use in loading revolvers : en
  • CA365704A - Hydraulic grinding machine : en fr
  • CH190516A - Switch arrangement for high performance. : de en
  • CH190646A - Interchangeable couplings for vehicles, in particular bicycles. : de en
  • ES143474A1 - A new procedure for the manufacture of soda. : en es
  • BE419817A - : en
  • CH190572A - All terrain vehicle. : en fr
  • BE420399A - : en fr
  • GB465110A - Improvements in continuously variable change-speed gears : en
  • US2078386A - Glass cutting mechanism : en
  • CH190530A - Device on electrical lighting fixtures for adapting the length of the latter to the height of the room. : de en
  • DE644380C - Frame for rail vehicles : de en
  • US2078417A - Brake lever : en
  • US2078650A - Portable food carrier and heater : en
  • USD104244S - Design for a liquid dispenser : en
  • FR811925A - Removable tongs for appetizers, vegetables, salad and other dishes : en fr
  • FR812141A - Method and apparatus for continuous or evenly spaced spot electric welding of metals and alloys : en fr
  • GB465004A - Improvements in overhead-housed sliding doors : en
  • FR812012A - Hand saw with mechanical blade control : en fr
  • DE644327C - Absorbent mass to prevent explosions of acetylene dissolved in acetone : de en
  • US2078622A - Method and means for securing vehicle roof covers : en
  • US2078843A - Apparatus for supersaturating with carbon dioxide, liquids such as wines : en
  • US2078894A - Direction signal : en
  • CH190616A - Process for the preparation of a new aromatic sulfone. : de en
  • CH190500A - Pneumatic piston pump with two different diameters for injecting fuel into an internal combustion engine. : en fr
  • FR812049A - Improvements to plate heat exchangers : en fr
  • CH190485A - Tobacco pipe. : de en
  • BE420511A - : en
  • DE644397C - High frequency sieve chain : de en
  • GB465052A - Improvements in valve-control mechanism for steam engines : en
  • DE644263C - Egg blender : de en
  • DE644177C - Motor protection circuit, which comes into operation in the event of a phase break : de en
  • CH190379A - Cutlery holder to be attached to dishes. : de en
  • AU100806B2 - Improvements in or relating to process of and apparatus for producing ions and adsorbing thesame onan organism : en
  • GB465096A - Improvements in and relating to machines for moulding plastic material such as dough : en
  • US2078893A - Clutch : en
  • CH190510A - Method for regulating the field strength and the terminal voltage of synchronous machines. : de en
  • CH190363A - Heater. : de en
  • CH190509A - Process for producing a bipolar electrode for dry electric batteries, and a bipolar electrode produced by this process. : de en
  • CH190430A - Method of manufacturing a paint. : de en
  • DE644178C - Asynchronous three-phase generator for active and reactive power operation : de en
  • DK53006C - Mechanism for Regulating the Outflow or Inflow Means of Internal Combustion Engines. : da en
  • CH190578A - Vehicle wheel with at least one removable rim. : de en
  • CH190444A - Automatic process for equalizing clichés and embossing dies. : en fr
  • CA365702A - Composite grinding wheel : en fr
  • CH190483A - Tensioners for wires, ropes and the like. : de en
  • CA365709A - Fountain pen desk set : en fr
  • CH190452A - Pencil sharpener. : de en
  • GR6468B - INSECTICIDE DEVICE. : el en
  • US2078769A - Selective receiving system : en
  • CA365712A - Printing press inking system : en fr
  • PL24632B1 - A method of treating rovings or fabrics and producing flexible textiles from them. : en pl
  • CA365742A - Wind motor : en fr
  • CH190507A - Refrigerator. : de en
  • CH190521A - Converter system. : de en
  • CH190481A - Clamping device for razor blades. : de en
  • US2078793A - Lighting fixture : en
  • USD104260S - Standard for electrical ap- : en
  • DE644407C - Device for dimming a light bulb arranged in the reflector of a headlight, especially for motor vehicles : de en
  • CH190632A - Process for the production of an indigoid dye. : de en
  • AT149403B - Device for transferring the surface shape of rubber tire protectors to the road. : de en
  • AT149405B - Ski binding. : de en
  • PL24661B1 - A way to normalize missile elements. : en pl
  • US2078368A - Foot measuring instrument : en
  • US2078544A - Airplane : en
  • US2078245A - Modulation and frequency stabilization : en
  • PL24745B1 - A method of improving the metallurgical processing of ores containing iron. : en pl
  • USD104251S - Design fob a shoe tree : en
  • US2078307A - Machine for covering heels : en
  • US2078662A - Toastee : en
  • USD104249S - Design for a hanging stove : en
  • AU241736A - Improved device for dispensing pastes and liquids : en
  • CA365720A - Power line reactor : en fr
  • DE644229C - Process for the production of white enamel, especially iron enamel : de en
  • CH190411A - Fitting for sports shoes. : de en
  • US2078421A - Manufacture of alkyl and aryl phosphates : en
  • US2078765A - Direction finding receiver circuit : en
  • CH190554A - Circuit arrangement for telex switching systems. : de en
  • USD104240S - Design fob a console extension table : en
  • ES143514A1 - Perfections introduced in the percussion fuzes, especially in the fuses for small caliber grenades. : en es
  • PL24646B1 - Device for suppressing the noise of firearms. : en pl
  • CH190542A - Process for the separation of mixtures of stereoisomeric alcohols of the androstane series. : de en
  • DE644243C - Multi-part spacer for distancing an electrical conductor within the shell surrounding the conductor at a large distance : de en
  • CH190366A - Air cleaner. : de en
  • US2078281A - Wall structure : en
  • US2078419A - Apparatus for treating fibrous material : en
  • US2078533A - Pencil or pen holder : en
  • USD104318S - Design foe a lace tablecloth : en
  • AT149332B - Process for the production of finely divided metal compounds. : de en
  • CH190529A - Oil burner used, in particular, to heat the air to prevent crops from freezing. : en fr
  • GB464903A - New or improved method and apparatus for the production of coated tablets : en
  • PL24640B1 - A method of producing linoleum-like coverings used in particular for floors : en pl
  • FR812059A - Hiloire or hatch edge, especially for folding boats : en fr
  • FR812138A - Improvements in electrical devices for detecting a gas in gas mixtures and for measuring its quantity : en fr
  • DE644362C - Collar button with a rigid head part and a rubber foot part : de en
  • FR811933A - New phthalocyanines of the benzene series and their production process : en fr
  • CH190441A - Device for correcting printed reproduction originals in line typesetting and printing machines. : de en
  • FR811964A - Improvements to automatic threshing machines : en fr
  • ES143466A1 - An alarm device. : en es
  • ES143512A1 - Control mechanism for the variation of the angle of inclination in the wings of aerial helices. : en es
  • US2078709A - Instructive toy : en
  • CA11443S - Cravat holder : en
  • FR812146A - Submachine gun pack harness with ammo and accessory bags : en fr
  • CA365632A - Lubricant : en fr
  • US2078536A - Massage device : en
  • US2078828A - Spring machinery : en
  • AT149312B - Vibration device for safety razors with a fixed blade. : de en
  • CH190359A - Covering for floors, walls, ceilings and other building purposes, as well as processes for the production of the same. : de en
  • US2078557A - Lady's traveling case : en
  • US2078258A - Tufting machine : en
  • FR812133A - DC power supply device for vehicle detector : en fr
  • GB465113A - Improvements in grid controlled vapour arc converting apparatus : en
  • GB465345A - Process for the refining of lead and lead alloys : en
  • DE636614C - Sharp-edged abrasive and polishing agent for cleaning and peeling grain : de en
  • DE644313C - Vehicle for transporting irrigation pipes : de en
  • DE644256C - Formwork holder for concrete structures : de en
  • DE644231C - Crepe paper machine : de en
  • FR812030A - Reinforced concrete pipes for high pressures and their manufacturing process : en fr
  • CA365671A - Metal powder producing apparatus : en fr
  • AT149324B - Device for adjusting and securing, in particular the inclined position of a swiveling headrest in reclining furniture. : de en
  • AU150036A - Improvements in or relating to fusible electric cutouts : en
  • CH190614A - Process for the preparation of a 4-oxyfluoranthene monosulfonic acid. : de en
  • DE644402C - Rheostat : de en
  • FR812120A - Improvements to so-called devices : en fr
  • FR812135A - Method of automatic sale of objects, goods or articles by means of a mechanical distributor combined with an amusement device : en fr
  • USD104264S - Design fob a bottle : en
  • GB465077A - Improvements in or relating to glasses for electric discharge devices : en
  • CH190644A - Process for the preparation of a keto-cyclopentano-dimethyl-tetradecahydro-phenanthrol. : de en
  • US2078229A - Mounting for piezoelectric elements : en
  • US2078298A - Blasting : en
  • US2078468A - Treating hydrocarbon oils : en
  • DE644282C - Device for the operation of discharge vessels : de en
  • GB464789A - Improvements in or relating to aerial and aerial mounting arrangements : en
  • GB464963A - Improvements in and relating to mastic asphalt compositions : en
  • GB464802A - Improvements in and relating to means for and methods of marking roads : en
  • GB464942A - Improvements relating to feeding devices for animal cages : en
  • FR812033A - Semi-autoclave humidifier for making so-called permanent waves : en fr
  • US2078250A - Cold gas carburetor and generator : en
  • US2078858A - Telescope sight : en
  • GB464809A - Improvements in or relating to electric discharge devices : en
  • FR812022A - Process for making polished and stainless steel surfaces and new industrial products resulting therefrom : en fr
  • FR812025A - Improvements to electrical mercury vapor converters : en fr
  • CH190624A - Process for the preparation of a dye. : de en
  • US2078496A - Machine for making paper bags : en
  • US2078513A - Magnetic separator and concentrator : en
  • US2078299A - Automatic train stop system : en
  • US2078387A - Diazo amino compounds : en
  • US2078728A - Rebound check for golf club shafts : en
  • PL24706B1 - Device for psycho-technical examination of car drivers and for play purposes. : en pl
  • CA365681A - Over-speed switch : en fr
  • CA365725A - Card shuffling and dealing device : en fr
  • CH190508A - Cupboard for storing food and drinks. : de en
  • US2078553A - Discharge head for fluid containers : en
  • US2078896A - Electric motor : en
  • FR812199A - Folding hood for automobiles : en fr
  • FR812084A - Method and device for remote control for stacked remote control systems : en fr
  • US2078593A - Poultry house : en
  • US2078425A - Structural unit : en
  • DK53004C - Fluid weight. : da en
  • US2078868A - Electroplating process : en
  • DE644168C - Shoe with upper part made of straps : de en
  • PL24654B1 - A method of producing wetting, foaming, cleansing and emulsifying agents. : en pl
  • PL24693B1 - : en pl
  • US2078372A - Blinking light system : en
  • PL24639B1 - Motor-driven or pulley-driven relay, in particular for devices used to ensure the safety of rail traffic. : en pl
  • US2078352A - Measuring instrument : en
  • ES143496A3 - Improved procedure for banding and forming stripes and borders in details. : en es
  • USD104262S - Design fok a closure cap : en
  • DE644232C - Deep digger : de en
  • DE644305C - Power converter : de en
  • US2078631A - Locking device : en
  • USD104254S - Design for a smoking stand : en
  • USD104284S - Design fob a game board : en
  • DE644277C - Shielded coil system : de en
  • FR812128A - Improvements made to recording systems, in particular for scales : en fr
  • GB464935A - Improvements in or relating to fuses for grenades and other projectiles : en
  • GB465001A - Improvements relating to facing tiles : en
  • DE644270C - Ice spur : de en
  • DE644288C - Sound transmitter with a vibratable plate (membrane) and an upstream radiator : de en
  • FR811941A - Veil for the toilet : en fr
  • ES143513A1 - A percussion fuze for projectiles, especially for small gauge gains. : en es
  • GB464922A - Machine for the manufacture of insulating tapes : en
  • US2078833A - Air conditioner : en
  • FR811912A - Process for casting or molding deoxidized copper and apparatus suitable for carrying out this process : en fr
  • PL24648B1 - : en pl
  • PL24671B1 - Permanent gas-tight sealing of windows, doors or shutters. : en pl
  • US2078734A - Gyroscopic apparatus : en
  • US2078516A - Process of treating acid liquors : en
  • US2078259A - Fabric testing machine : en
  • DE644183C - Device for increasing the lift of aircraft wings : de en
  • US2078220A - Control system : en
  • USD104274S - Design fob a fruit juice extractor : en
  • USD104276S - Design for a fruit juice extractor : en
  • FR812142A - Process for engraving and carving reliefs and other similar plastic images and apparatus for producing it : en fr
  • FR812092A - Device for reducing vapor losses in labyrinth seals : en fr
  • FR812164A - Improvements relating to railway cars : en fr
  • GB464921A - Improvements in or relating to the treatment of direct dyestuffs : en
  • DE644236C - Locomotive dome lock : de en
  • ES143525A3 - A new procedure for examining the condition of strips of fabrics and other materials. : en es
  • GB465191A - Improvements in hot plates and the like : en
  • US2078359A - Process and apparatus for coating particles : en
  • DE644218C - Multiple wire drawing machine : de en
  • DE644333C - Measuring device for fine boring mills : de en
  • US2078488A - Protective article of manufacture : en
  • US2078637A - Radio tuning device : en
  • US2078797A - Electron tube : en
  • GB464932A - Improvements in therma electric cut-outs, relays and like switching means : en
  • GR6466B - METHOD FOR THE MANUFACTURE OF CONCENTRATED PRODUCTS. : el en
  • GB465094A - Improvements in television : en
  • DE644383C - Automatic starting device for the optional starting of several electric motors : de en
  • GB464844A - Improvements in or relating to the control of centrifugal fans, pumps and the like : en
  • GB465192A - Process of stabilising chlorinated hydrocarbons of low molecular weight : en
  • GB465326A - Improvements in cartridge extractors for automatic or repeating firearms : en
  • US2078311A - Cushion rubber heel : en
  • BE420512A - : en
  • CH190424A - Process for the production of a new azo dye. : de en
  • US2078526A - Method of manufacturing rubber hydrochloride films : en
  • PL24675B1 - A method of producing permanent dyes and prints on fibers. : en pl
  • US2078512A - Colostomy belt : en
  • USD104300S - Design for a container : en
  • BE420701A - : en fr
  • CH190433A - Process for the production of enamel which is at least partially white-clouded by gas opacity. : de en
  • AU100829B2 - Improvements in or relating to television and like transmitting apparatus : en
  • GB465120A - Improvements in and relating to carrier signalling systems : en
  • DE644221C - Method of making briquettes : de en
  • US2078218A - Intercepting member for paper stock treating machines : en
  • FR811975A - Photo chamber with electric luxmeter : en fr
  • GB464931A - Improvements in arrangements for effecting control of the ignition of electric arc converters : en
  • PL24659B1 - Method for the production of water-insoluble azo dyes. : en pl
  • DK53007C - Valve with a valve body moved by an electromagnet. : da en
  • GB465117A - Improvements in moulds for casting metals : en
  • FR812034A - Device for the production of two symmetrical sawtooth voltages, in particular applicable to television : en fr
  • GB464793A - Improved blasting device : en
  • US2078390A - Safety attachment for the operating pedals of a motor vehicle : en
  • GB464842A - Improvements relating to the mounting of means for locking relatively slidable members : en
  • PL24754B1 - Device for introducing active mass into electric accumulator plates. : en pl
  • GB464981A - Improved process and apparatus for imparting false twist to textile threads : en
  • GB465061A - Mortise window or door fastener : en
  • GB465217A - Improvements in automatic firearms : en
  • DE644312C - Method for measuring the viscosity of gaseous and liquid substances : de en
  • DE644335C - Device for the reproduction of sound recordings or cinematographic image recordings or the like on tapes : de en
  • PL24651B1 - A hauler with a rope drum. : en pl
  • US2078395A - Piston ring expander : en
  • US2078538A - 4,5-alkylsubstituted 2-aminodiarylketones and process of preparing them : en
  • US2078727A - Compositions of matter and use thereof : en
  • PL24712B3 - A spirit burner for cookers which work under pressure. : en pl
  • GB464796A - Improvements in apparatus for charging electric storage batteries : en
  • FR811951A - Advanced toothbrush : en fr
  • FR812061A - Linear rectification process by over-adaptation of lamps mounted in parallel or in push-pull : en fr
  • GB464997A - Process and apparatus for the production of hardened briquettes from coking coal : en
  • DK53005C - Propulsion unit for Motor Vehicles. : da en
  • US2078690A - Welding system : en
  • DE644320C - Stapling device for U-shaped wire clips : de en
  • DE644244C - Switchable plug device with firedamp protection : de en
  • PL24633B1 - A method of producing patterns on creped fabrics. : en pl
  • GB464933A - Improvements in hinges : en
  • FR812129A - Cellular frame panel : en fr
  • USD104273S - Design for a sign : en
  • US2078663A - Control lever for aircraft, or similar rocking lever devices in control mechanisms : en
  • US2078779A - Method of cleaning steam : en
  • DE644194C - Process for the preparation of compounds containing arsenic and sulfhydryl groups, which are readily soluble in water : de en
  • DE644195C - Suspension insulator with a head part made of ceramic material, which is connected to the cap and the bolt by being filled with metal : de en
  • US2078762A - Automatic tone control system : en
  • CA365650A - Musical instrument : en fr
  • CH190619A - Process for the preparation of a chromable azo dye. : de en
  • US2078424A - Conductor support : en
  • CA365710A - Lens drilling machine : en fr
  • US2078477A - Means for making concrete structures in forms : en
  • AT149416B - Device for displaying occupied spaces in vehicles. : de en
  • CA365761A - Abrasive article : en fr
  • DE644252C - Chip device, especially for parquet floors, with rotating plates provided with metal bristles or the like : de en
  • DE644346C - Step selector, especially for higher voltage transformers, with fixed contacts in a star shape around the control shaft : de en
  • AT149383B - Cigarette machine. : de en
  • CA365734A - Retrieving mechanism : en fr
  • AT149333B - Device for mercerising fibers in a loose state. : de en
  • AT149303B - High pressure mercury lamp with a noble gas base filling and glow electrodes. : de en
  • PL24728B1 - Make a moveable. : en pl
  • AT149351B - Process and device for operating gas-heated metallurgical melting furnaces equipped with regenerators. : de en
  • CH190559A - Arrangement with high-voltage transformer for network connection devices, in particular television sets. : de en
  • US2078615A - Device for adjusting pressure relief devices : en
  • AU146136A - Improvements inthe manufacture of insoles and soles of footwear : en
  • CH190468A - Tool with a hard metal pad. : de en
  • PL24687B1 - Method for the production of catalysts for hydrogenation of carbon materials. : en pl
  • AT149349B - Process for the production of azo dyes. : de en
  • AU100819B2 - Charge storage dissector : en
  • CH190431A - Method and apparatus for electrolytic etching. : en fr
  • DE644280C - Process for the production of solid electrolytic capacitors with paper or similar fiber materials as spacers : de en
  • CH190398A - Machine for the continuous treatment of lengths of fabric. : de en
  • AT149356B - Flame retardants for impregnating or painting wood, fabrics and other combustible materials. : de en
  • AT149425B - Device for filling sacks, in particular valve sacks and other containers. : de en
  • AU100794B2 - An improved telephonic time announcer : en
  • CA365610A - Arch-supporting insole : en fr
  • AT149393B - Winter sports equipment with rudder. : de en
  • CA365752A - Spanner : en fr
  • PL24777B1 - Method for producing methyl bromide. : en pl
  • US2078666A - Thermionic device : en
  • BE420508A - : en
  • BE420700Q - Device and method for representing objects of all kinds : en fr
  • DE644278C - Circuit arrangement for electromagnets with the excitation windings connected in parallel valve cells : de en
  • GB464911A - Improvements in and relating to gauges : en
  • US2078683A - Motor control system : en
  • CH190426A - Process for the preparation of a disazo dye. : de en
  • CH190497A - Liquid-cooled cylinder with retracted cylinder liner. : de en
  • US2078848A - Clamp : en
  • AT149407B - Railway wagons for transporting bulk goods. : de en
  • DE644259C - Quick-closing device for shut-off devices : de en
  • GB464919A - Improvements in or relating to television transmitting and the like systems : en
  • GB465197A - Improvements relating to the cold working of materials : en
  • US2078864A - Road guard : en
  • US2078367A - Sway bar construction : en
  • US2078836A - Silicates of alkali metals and method of producing them : en
  • DE644413C - Balance with two tilt levers connected in parallel : de en
  • AU100816B2 - Method of and means for separating and grading cereals andother seeds : en
  • CA365649A - Wetting and foaming agent : en fr
  • GB465200A - Improvements in the manufacture and production of valuable condensation products containing nitrogen, phosphorus or sulphur : en
  • IE14106L - Animal carrying vehicles : en
  • CA365640A - Locomotive : en fr
  • DE644375C - Building game with metal pipes, plates and connecting pieces : de en
  • CA365741A - Drinking straw or tube : en fr
  • CH190473A - Electric hot riveting process. : de en
  • CA365740A - Thermostatic valve : en fr
  • US2078420A - Motor vehicle : en
  • AT149369B - Device for impregnating wood, namely line poles u. like : de en
  • CH190408A - Process for the manufacture of aerated leathers for headgear and aerated leather obtained by means of this process. : en fr
  • CH190486A - Lighter. : de en
  • CH190557A - Automatic telephone system with additional equipment. : de en
  • CH190593A - Liquid heater designed as an oven attachment. : de en
  • US2078456A - Antifriction bearing : en
  • US2078753A - Refractory heat insulation : en
  • GB465053A - Improvements in thermionic amplifiers : en
  • US2078692A - Engine construction : en
  • USD104321S - Design for a bridge for an : en
  • DE644322C - Auxiliary machinery for locomotives : de en
  • PL24762B1 - Positive electrode for galvanic cell with air depolarization and method of its production. : en pl
  • FR812037A - Relaxation oscillation generator : en fr
  • GB465119A - Improvements in the manufacture of coiled-coil filaments for incandescent electric lamps and the like : en
  • FR812090A - Spur gear transmission for starters : en fr
  • GB465107A - Improvements in or relating to cutting dies and methods of producing the same : en
  • FR812093A - Product to ensure the tightness of air chambers : en fr
  • GB464897A - Improvements relating to bomb-proof shelters : en
  • US2078495A - Handbag frame : en
  • US2078623A - Pressure recording device : en
  • CH190537A - Device for treating sick parts of the body with ozone gas. : de en
  • US2078607A - Static reducing system : en
  • CA365614A - Liquid viscosity testing apparatus : en fr
  • GB465076A - Improvements in and relating to ships' hatch covers : en
  • CH190609A - Process for the preparation of a product which can be used as a wetting, washing, emulsifying, dispersing, leveling and softening agent. : de en
  • FR811923A - Improvements made to valves for rinsing tanks, in particular those for flushing tanks : en fr
  • FR811950A - Improvements to electrical network protection devices : en fr
  • FR812112A - Apparatus relating to the heating of wireless clamps, used for permanent waving : en fr
  • GB464902A - A process for determining the excess amount of oxidising agent in chemically purified water : en
  • GB464985A - Improvements in electric wave filters : en
  • US2078472A - Lubricating oil : en
  • US2078822A - Variable transmission mechanism : en
  • PL24752B1 - A device for automatic opening and closing of vehicle doors. : en pl
  • PL24753B1 - Wood gas purifier, especially in vehicle generators. : en pl
  • US2078584A - Sign : en
  • US2078751A - Hand operated printing press : en
  • GB464918A - Improvements in and relating to radiators for use with internal combustion engines and like purposes : en
  • FR811936A - Projector refinements : en fr
  • US2078364A - Direct acting shock absorber : en
  • FR812048A - Process for the continuous manufacture of corona casings from plastic fibrous compositions of animal origin : en fr
  • GB464895A - Improvement in lubricated valves : en
  • GB464906A - Improvements in and relating to vehicle bodies : en
  • US2078363A - Starting circuits for electrical space discharge tubes : en
  • US2078754A - Silencer : en
  • US2078312A - Telephonic time announcer : en
  • US2078446A - Self-sealing box blank : en
  • US2078599A - Cement sack opening device : en
  • DE644209C - Method and machine for the production of bottles or the like from paper or the like. : de en
  • GB464917A - Method of and apparatus for producing granulate of blast furnace slag for the manufacture of white cement and plaster : en
  • US2078416A - Grinding apparatus : en
  • US2078415A - Mobile commode : en
  • US2078672A - Inverter tube : en
  • US2078257A - Synchronous motor : en
  • FR812001A - Automatic discharge valve : en fr
  • CH190409A - Heel with a replaceable tread, especially for women's shoes. : de en
  • DE644196C - Electrical switching or regulating device in which a resistor body connected to the circuit to be influenced is thermally influenced with a negative temperature coefficient : de en
  • GB464787A - Improvements in or relating to couplings for connecting together scaffold tubes, poles or the like : en
  • AT149308B - Electric mercury vapor discharge lamp with a noble gas base filling. : de en
  • AT149376B - Electrical insulator for high frequency purposes with a low dielectric constant and low dielectric loss. : de en
  • GB465126A - Improvements in or relating to the separation of solid materials of different specific gravities : en
  • ES143469A1 - Coatings for printing roller and similar applications. : en es
  • FR811922A - Spectroscopic optical telegraph : en fr
  • US2078735A - Package : en
  • CA365753A - Doll wig : en fr
  • CH190381A - Spring-loaded base for mattresses and furniture upholstery. : de en
  • FR811967A - Continuous clamping press : en fr
  • DE636892C - Process for heat exchange between gaseous media : de en
  • GB465018A - Improvements relating to variable speed gear : en
  • FR812006A - Process for processing fats and oilseeds : en fr
  • GB465006A - Hydraulic clack-adjusting means for use for example with valveoperating mechanism : en
  • GB464801A - Improvements in or appertaining to terminations or joints for high tension electric cables : en
  • DE644272C - Process for making an elastic yarn : de en
  • DE644403C - Energy direction relay : de en
  • US2078589A - Eyeglass construction : en
  • FR811907A - Clasp for jewelry boxes, coin purses, wallets and other applications : en fr
  • FR812171A - New improved solvents : en fr
  • FR811986A - Steam veil hearth to prevent smoke and soot formation : en fr
  • GB464934A - Improvements relating to the de-frothing of foam baths : en
  • FR811914A - Tool for tensioning and stapling packaging straps : en fr
  • GB465017A - Improvements in or relating to intaglio printing machines : en
  • US2078528A - Rubber composition and method of preserving it : en
  • USD104269S - Design fob a hose guard : en
  • FR812176A - Parallel milling device : en fr
  • US2078236A - Can transporting device : en
  • US2078826A - Wood preservative : en
  • DE644176C - Die setting and line casting machine, in which the dies are released from their magazines by means of register strips : de en
  • GB464975A - Ultra-short wave radio transmitters : en
  • AT149391B - Box, especially for elongated objects. : de en
  • DE644262C - Cross table for machine tools, especially drilling and milling machines : de en
  • GB464888A - Improvements in or relating to liquid fuel tanks : en
  • FR812151A - Folding formwork for ribbed floors : en fr
  • US2078515A - Method and means for drying material : en
  • US2078573A - Combined taillight and stop light : en
  • US2078597A - Hydraulic power transmission mechanism : en
  • AU100834B2 - Improvements in water sofening apparatus : en
  • BE420407A - : en
  • DE644393C - Device for braking AC series motors : de en
  • FR811952A - Combined gasification and fuel supply control device for internal combustion engines : en fr
  • FR811987A - Safety fire door for steam boilers : en fr
  • GB464987A - Improvements in the supporting structures for belt conveyors : en
  • US2078610A - Drill mount : en
  • FR812036A - Variable area aircraft wing system : en fr
  • CH190364A - Saving element on hot water heating boilers. : de en
  • AT149414B - Snow plate. : de en
  • CA365639A - Photo-luminescent glass : en fr
  • CH190434A - Device on thread sewing machines for the formation of safety knots. : de en
  • CA365765A - Tube rolling mill : en fr
  • CH190502A - Process for generating mechanical energy from electrical energy in a manner independent of the point in time at which electrical energy is generated : de en
  • FR811927A - Method and machine for the manufacture of hook nails, and nail manufactured by this method : en fr
  • GB465344A - Scanning and synchronizing system for television systems : en
  • FR812044A - Process for manufacturing an insulin-based preparation : en fr
  • US2078604A - Centrifugal strainer : en
  • US2078611A - Die casting machine : en
  • US2078905A - Continuous heat-treating furnace : en
  • FR812167A - Device for emptying pressurized liquefied gas cylinders : en fr
  • BE420457A - : en
  • CH190463A - Display device with several scales arranged on a curved scale carrier. : de en
  • AT149390B - Pocket friction wheel lighter for liquid fuel. : de en
  • DE644297C - Process for the preparation of engine propellants : de en
  • CH190517A - Electric toggle switch. : de en
  • CH190520A - Arrangement with cathode ray tube. : de en
  • DE644110C - Electrically conductive fluorescent screen : de en
  • US2078233A - Photographic emulsion : en
  • US2078428A - Process of obtaining phosphatides from soapstock : en
  • US2078575A - Eyeglass mounting : en
  • AT149358B - Process for the continuous generation of water gas. : de en
  • AT149401B - Welded rail joint connection. : de en
  • AT149448B - Liquid heater for generating boiling water in the flow. : de en
  • US2078356A - Method of annealing : en
  • AT149410B - Rolling ring for brake cylinders of pneumatic brakes. : de en
  • CA11447S - Shoe : en
  • CH190467A - Process for obtaining steels with determined characteristics at will. : de en fr
  • US2078646A - Knitting machine design guide : en
  • CA365754A - Electric controlling apparatus : en fr
  • FR812089A - Cinematographic apparatus cooled by a motor-driven wind tunnel : en fr
  • AT149370B - Synthetic resin with inlays in thread form and process for its manufacture. : de en
  • AT149385B - Fruit picker. : de en
  • US2078449A - Braun cathode-ray tube : en
  • US2078850A - Governor : en
  • USD104277S - Design fob a cooking range : en
  • AT149313B - Spring-loaded seating furniture frame. : de en
  • AU100825B2 - Improvements in or relating to electric lens arrangements : en
  • AT149345B - Painting device. : de en
  • US2078588A - Press deflating mechanism : en
  • CA365685A - Fibrous material packaging process : en fr
  • CH190628A - Process for the production of a new condensation product. : de en
  • AU289536A - Improvements in or relating to a machine for manufacturing finned tubing : en
  • CH190352A - Trunk tensioner to prevent the tree trunks from tearing open when felled. : de en
  • CH190436A - Booklet comprising at least one graphic directory. : en fr
  • US2078863A - Concrete conveyer : en
  • PL24685B1 - A method of removing sediment with nitrates or free nitric acid from vessels and apparatuses used in the agricultural industry and in the production of food and nutrients. : en pl
  • PL24704B1 - The way of separating the rayon rayon threads. : en pl
  • FR812078A - Electro-mechanical measuring and control device : en fr
  • FR812137A - Ground-operated machine, especially mower : en fr
  • CA365624A - Cleaning apparatus : en fr
  • CH190613A - Process for the preparation of a 3-oxypyrene monosulfonic acid. : de en
  • CA365703A - Grinding machine : en fr
  • US2078595A - Artificial leg : en
  • CH190553A - Self-seller for coins of various values. : de en
  • US2078916A - Brake arrangement : en
  • DE644382C - Switch with arc extinguishing by compressed gas held together in a switching chamber and flowing through between the contacts : de en
  • PL24672B1 - Maznica with lubricant supply to axle journals by means of a lower bushing, designed especially for vehicles running on rails. The patent depends on the patent No. 14500. : en pl
  • US2078216A - Motor control system : en
  • US2078438A - Detachably suspended bag : en
  • CH189156A - Process for the production of security paper. : de en
  • CH190376A - Brush. : de en
  • CH190412A - Anti-skid device for ski boots. : de en
  • US2078887A - Rotary internal combustion engine : en
  • US2078594A - Artificial limb : en
  • US2078847A - Top roller clearer : en
  • US2078337A - Article of manufacture, for example insoles : en
  • US2078537A - Preservation of green-fodder : en
  • US2078671A - Crystal starter rectifier and phase control tube : en
  • US2078752A - Sand and mud separator and mixer for well drilling : en
  • US2078572A - Duplex tamperproof sash lock : en
  • USD104331S - Design fob a dress : en
  • US2078714A - Preparation of tubular sheet metalware articles : en
  • GB464989A - A process and apparatus for the production of non-smoking fuel from agglomerates of rich coal : en
  • US2078790A - Offset process : en
  • FR811908A - Electric ignition device for explosion engines : en fr
  • GB465044A - The manufacture of packing and fluid tightening materials : en
  • AT149320B - Coffee pot with pressure strainer. : de en
  • CH190487A - Process for the production of an expanded natural cork base plate, especially for machine foundations. : de en
  • CH190623A - Process for the preparation of a dye. : de en
  • GB465066A - Improvements relating to gas-filled electric lamps : en
  • US2078489A - Safety stop for balancers : en
  • USD104239S - Design fob a buckle : en
  • USD104333S - Design for an oil burner : en
  • USD104307S - Design fob a textile fabric : en
  • GB464792A - Improvements in or relating to the manufacture of textile materials : en
  • GB464998A - Improvements in or relating to pattern mechanism for knitting machines : en
  • DE644174C - Horizontal metal extrusion press : de en
  • ES143523A1 - Pneumatic drive arrangement. : en es
  • FR812157A - Method and device for making stockings with French heels and French feet : en fr
  • GB465079A - Improvements in electric hot plates : en
  • GB465189A - Improvements in channelled roofing tiles and method of assembling same : en
  • DE644311C - Process for the production of finely divided magnetizable material : de en
  • FR811947A - Manufacturing process of polymethine dyes : en fr
  • US2078518A - Price tag holder : en
  • US2078844A - Cigarette and necktie holder : en
  • FR811917A - Grid filter : en fr
  • DE644398C - Expansion vessel for electrical cables and apparatus : de en
  • CH190543A - Process for the preparation of a 3- (bis-dioxypropyl) -amino-4-oxy-3'-dioxypropylamino-4'-oxyarsenobenzene monosulfoxylate. : de en
  • GB464790A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB465042A - Improvements in the manufacture and production of sulphates and sulphur : en
  • PL24767B1 - Adjusting device for sliding windows. : en pl
  • US2078377A - Apparatus for evaporating and distilling : en
  • DK53002C - Procedure for Construction of New Buildings. : da en
  • FR811995A - Improvements in the manufacture of film protection devices : en fr
  • GB464783A - Manufacture of plastic masses : en
  • GB464832A - Improvements in or relating to scales and weighing machines : en
  • GB464930A - Improvements in or relating to means for opening and closing the moulds of a machine for forming glassware : en
  • GB465112A - Automatic firearm having a sliding barrel : en
  • US2078273A - Centrifugal machine : en
  • FR812070A - Lady bag says : en fr
  • DE644163C - Flip hat : de en
  • CH190539A - A method of preparing a local anesthetic. : en fr
  • IE14245L - Thermionic amplifier circuits : en
  • GB465157A - Improvements in or relating to the manufacture of methane : en
  • ES143504A1 - IMPROVEMENTS IN INTERNAL COMBUSTION ENGINES : en es
  • US2078591A - Rifle : en
  • CH190428A - Process for the preparation of a vat dye of the anthraquinone series. : de en
  • FR811988A - Adjustable time distribution : en fr
  • FR812020A - Improvement in connection devices for cable ends : en fr
  • GB464866A - Improvements in and relating to electric motor control systems : en
  • USD104270S - Design fob an antiskid device : en
  • AT149311B - Switching device for the dial of clocks with a 24-hour display. : de en
  • GB464995A - Improvements in and relating to coin freed vending machines : en
  • DE644271C - Painter's palette : de en
  • AT149382B - Stiff turn-down shirt collar. : de en
  • DE644180C - Deoxidation of metal melts by dissolving the oxidic metal compounds with the help of slag : de en
  • FR812187A - Improvements to dry gas meters : en fr
  • GB464877A - Improvements in or relating to rotary pumps : en
  • GB464944A - Improvements in or relating to apparatus for mixing liquids : en
  • FR812069A - Suspender buckle : en fr
  • GB465059A - Improvements in and relating to the automatic control of three phase alternating current slip-ring motors operating centrifugal or other pumps : en
  • FR812031A - Tool holder intended for use on machine tools : en fr
  • FR812099A - Improvements to high frequency transmission systems using concentric cables : en fr
  • GB465054A - Improvements in or relating to electric discharge devices : en
  • GB465075A - Improvements in or relating to coke wagons : en
  • DE644336C - Leg protectors made of rubber or waterproof fabric : de en
  • US2078500A - Road scraper : en
  • FR812145A - Method and device for controlling discharge siphons from reservoirs for liquids, especially flushing toilets : en fr
  • FR812077A - Asymmetric indigoid vat dyes : en fr
  • GB464839A - An improvement in or relating to electric fuses for use particularly in electric supply apparatus : en
  • GB464988A - Brushes and brooms with rubber loops and method for the production of the same : en
  • GB464892A - Improvements in iris diaphragms for photographic shutters : en
  • DE1405520U - : de en
  • DE625111C - Aircraft with or without a tail- or fuselage-like control arm : de en
  • DE644345C - Method and device for laying overhead aluminum cables with steel core : de en
  • PL24708B1 - Injection head for steam temperature control with nozzles placed in the shaft. : en pl
  • US2078320A - Cutting machine : en
  • AU100813B2 - Improvements in and apparatus forthe manufacture and production of hydrocarbons from carbon monoxide and hydrogen : en
  • DE644265C - Process for sensitizing halogen silver emulsions to the short-wave part of the spectrum with the aid of oxocyanine dyes : de en
  • US2078351A - Asymmetric arseno compounds : en
  • AT149322B - Device for determining the performance and for examining the start-up and stopping of prime movers for vehicles and aircraft. : de en
  • US2078917A - Method of attaching rubber to metal and articles produced thereby : en
  • FR812153A - Bottom Ventilation Foam Floating Machine : en fr
  • US2078601A - Drafting t-square : en
  • US2078827A - Means for tagging animals and particularly poultry : en
  • PL24658B1 - Closures for bottles or similar vessels, provided with a device for extracting an appropriate amount of liquid from them. : en pl
  • FR811992A - Improvements to devices for photographic recording of alternating phonograms : en fr
  • CH190562A - TV receiver with rotating mirror screw. : de en
  • CH190585A - Device for automatic control of the temperature in cars with a central heating element. : de en
  • GB464886A - Improvements in or relating to winding or crank handles for rolling shutters : en
  • DE644199C - Overload bars, short-circuit-proof and gas-tight sealed fusible link : de en
  • US2078296A - Means for testing compression strength of materials : en
  • US2078531A - Thermostatic switch : en
  • GB464924A - Improvements in devices for supporting patients on operating tables : en
  • PL24673B1 - Device for sending airborne signals. : en pl
  • DE644315C - Process for the extraction of highly swellable inorganic substances : de en
  • GB465194A - Improvements in or relating to internal combustion engines, compressors, pumps or the like with revolving slides : en
  • PL24692B1 - Device for connecting scythe with the cutter. : en pl
  • DE644220C - Control of bunker locks : de en
  • DE644381C - Circuit arrangement for the transmission of impulses over telecommunication lines, especially for telephone systems with dialer operation : de en
  • USD104230S - Panel for a lighting fixture : en
  • FR811965A - Release device for all threshing machines supplying devices : en fr
  • DE644258C - Procedure for avoiding dangerous torsional vibrations : de en
  • DE644249C - Process for cooling coal distillation gases : de en
  • PL24739B1 - Radio flat coil with adjustable number of turns. : en pl
  • US2078276A - Clutch plate : en
  • US2078809A - Figure toy : en
  • CA365760A - Aircraft : en fr
  • US2078640A - Automatic coal stoking device : en
  • GB465159A - An improved method of and apparatus for cooling liquids : en
  • PL24642B1 - Fuel injection nozzle for internal combustion engines. : en pl
  • GB464819A - Improvements in apparatus for purifying and filtering liquids : en
  • GB465033A - Apparatus for generating mixed steam and combustion products for use in a heating system : en
  • DE644342C - Tube for generating ultra-short waves : de en
  • DE644408C - Process for the preparation of dyes of the anthraquinone series : de en
  • GB465161A - Improved device for stabilising and adjusting the tension of the suspension springs of a vehicle : en
  • US2078724A - Locking device : en
  • US2078576A - Gas lighter : en
  • US2078874A - Closure : en
  • GB465068A - Improvements in or relating to hydraulic remote control systems : en
  • GB465019A - Improvements in or relating to modulator and demodulator networks, for carrier current signalling and the like : en
  • FR812085A - Installation of mechanical lifters (roller aprons or lifting tables) for sheet rolling mills : en fr
  • US2078230A - Process for hydrogenating substituted aromatic alcohols : en
  • US2078508A - Refrigerating apparatus : en
  • DE644222C - Production of chlorosulfonates : de en
  • DE644337C - Dyeing machine, especially for textiles : de en
  • GB464951A - A process for the production of valuable products from mercaptans and unsaturated hydrocarbons : en
  • GB465109A - Improvements relating to apparatus for supplying human beings with pure air : en
  • USD104314S - Design for lace : en
  • US2078221A - Display sign and method of construction : en
  • US2078355A - Lap-forming apparatus : en
  • US2078644A - Electric discharge apparatus : en
  • DE644233C - Drive for roughing rollers on drum gouging machines : de en
  • DE644267C - Conical bottle cap and process for their manufacture : de en
  • DE644414C - Scales with device for displaying excess or underweight : de en
  • FR812101A - Portable shelter : en fr
  • CA365641A - Oil fuse cut-out : en fr
  • BE421695A - : en
  • CA365699A - Reaper-thresher machine : en fr
  • US2078651A - Belt buckle : en
  • PL24763B1 - A device for throwing shuttles in mechanical weaving looms by means of electricity. : en pl
  • CH190406A - Reinforced wool stocking or wool socks. : de en
  • CA365672A - Mine car underframe : en fr
  • DE644266C - Process for the reproduction of graphic representations : de en
  • US2078317A - Fastening forming and delivering mechanism : en
  • US2078334A - Blower : en
  • AT149435B - Hydraulic jack. : de en
  • US2078439A - Toy and apparatus for manufacturing the same : en
  • USD104310S - Design for a textile fabric : en
  • PL24663B1 - Clamp for fixing electric wires. : en pl
  • PL24660B1 - Plug with a trimmed liner. : en pl
  • US2078268A - Typewriter action : en
  • USD104252S - Design for an automobile heater : en
  • US2078353A - Articles and method of molding : en
  • DK53010C - Device for Automobiles for Preventing Slippage in Smooth Driving. : da en
  • GB464817A - Improvements in or relating to the manufacture of articles such as welding rods out of rim steel : en
  • US2078618A - Direct-current transformer : en
  • DE644228C - Elastic joint : de en
  • US2078271A - Plug valve : en
  • USD104292S - Design for a bicycle mud guard or : en
  • DE644131C - Process for the production of sulfonated condensation products from higher molecular weight fatty acid esters and aromatic hydrocarbons : de en
  • US2078447A - Variable condenser : en
  • DK53001C - Collapsible Clothes Rack. : da en
  • FR811959A - Automatic engagement, especially for the lifting mechanism of the electromagnetic brakes acting on the rails : en fr
  • GB464829A - Improvements in rotatable indicating or advertising devices : en
  • DE644253C - Coffee infusion device with electrode heating : de en
  • DE644401C - Contact arrangement for plumbing equipment : de en
  • DK52991C - Procedure for the manufacture of sulfur sols. : da en
  • AU106436A - Improvements in receiving apparatus of television accompanied by sound : en
  • CH190447A - Camera allowing to take successively several photographs on the same immobile sensitive surface. : en fr
  • US2078474A - Transmission shifting mechanism : en
  • CA365722A - Cup pastry manufacture : en fr
  • US2078535A - Manufacture of relief printing forms : en
  • US2078638A - Purification of sulphonation products : en
  • US2078711A - Rolling under tension : en
  • AT149368B - Cold-applied paving compound for road pavement, flooring or the like. : de en
  • AT149441B - Device for closing bottles by means of closure caps. : de en
  • CH190645A - Slide closures, especially for bottles and tubes. : de en
  • GB465156A - Improvements in or relating to dash pots : en
  • GB465088A - Improvements in current collector trolley-heads for electric vehicles : en
  • FR811966A - case for musical instruments, suitcase-shaped, containing a complete music stand : en fr
  • CA365728A - Metal recovering apparatus : en fr
  • CH190565A - Device for supporting objects. : en fr
  • GB464956A - Improvements in or relating to balance spring buckles or guards for watches : en
  • DE644363C - Liquid shock absorbers for vehicles : de en
  • USD104316S - Design for a textile fabric : en
  • US2078398A - Photographic material having aldehyde screening dyes : en
  • US2078431A - Tag : en
  • US2078647A - Removable denture : en
  • US2078682A - Filter cloth holder : en
  • GB464797A - Manufacture of aromatic carboxylic acid chlorides : en
  • GB465050A - Pigment or colouring mass intended for the production of relief-like or plastic surfaces, and method of producing said pigment or mass : en
  • GB465078A - Method of preparing aluminium and its alloys for electro-deposition : en
  • PL24744B1 - Device for draining liquids from tanks, barrels or similar vessels. : en pl
  • US2078340A - Radioggaphic apparatus : en
  • GB465034A - Improvements in and relating to water-tube boilers : en
  • ES143452A1 - A process for the preparation of light sensitive layers. : en es
  • ES143486A1 - Procedure for the secret transmission of telephone messages. : en es
  • FR811938A - Process for preventing the formation of precipitates of metal salts insoluble in water or, where appropriate, rendering them harmless and preparations suitable therefor : en fr
  • CH190583A - Device on bicycles for switching the drive chain. : de en
  • FR811939A - Improvements to control or signaling systems for railways : en fr
  • FR811981A - Time delay circuit breaker switch : en fr
  • PL24737B1 - The way of finishing yarns and non-woven fabrics. Patent dependent on patents No. 16823 and No. 20249. : en pl
  • US2078282A - Cash kegister : en
  • US2078675A - Heater control system : en
  • CA365653A - Linecasting machine : en fr
  • CA365674A - Catalyst preparation : en fr
  • CA365771A - Burner nozzle : en fr
  • US2078761A - Collar support : en
  • DE644287C - Signal system based on the combination principle : de en
  • CA365775A - Cooking vessel : en fr
  • AT149404B - Rubber tire with cells. : de en
  • AU160536A - Improvements in and relating to elastic sided riding boots and the like : en
  • AT149348B - Process for the preparation of polymethine dyes. : de en
  • CA365645A - Mineral wool mixture : en fr
  • CH190453A - Device for the representation of objects. : de en
  • US2078304A - Electric discharge device : en
  • PL24726B1 - The method of vulcanizing electric cable sheaths. : en pl
  • BE420452A - : en
  • CH190357A - Device for ventilating tiled roofs. : de en
  • CA365714A - Vehicle brake leverage mechanism : en fr
  • US2078301A - Exhaust control for a pump operating motor : en
  • PL24631B1 - Listening device. : en pl
  • AT149344B - Device for making vinegar. : de en
  • CA365774A - Hair curler : en fr
  • CA365673A - Mine car underframe : en fr
  • CH190442A - Doctor blades for gravure printing machines. : de en
  • DE644309C - Rotary piston compressor with rotating displacement piston : de en
  • DK53011C - Sand spreader for Automobiles. : da en
  • CH190372A - Firing. : de en
  • CH190568A - Case to hold ampoules and similar easily damaged objects. : de en
  • US2078801A - Insert mechanism : en
  • BE420415A - : en
  • CH190599A - Preparation for printing textile fabrics. : de en
  • GB465154A - Improved manufacture of ceramic products : en
  • US2078559A - Permanent waving apparatus : en
  • US2078743A - Closure cap for containers : en
  • CH190367A - Liquid heater for generating boiling water. : de en
  • CH190540A - Process for the production of trihexosandicarboxylic acid. : de en
  • CH190547A - Process for the preparation of a guaiacol azophenylsulfonamide. : de en
  • FR812083A - Power switch of the support isolator type with disconnectors mounted directly on them : en fr
  • USD104330S - Design for a clock : en
  • AU100823B2 - Method of and apparatus for inspecting liquids : en
  • DE644355C - Pre-work piece manufactured using a core for pipe production : de en
  • AT149352B - Device for sampling walls and surfaces of all kinds. : de en
  • CA365689A - Threaded element lock : en fr
  • PL24776B1 - Rail joint. : en pl
  • US2078452A - Pulpstone and filler for the same : en
  • CA365692A - Elastic fabric : en fr
  • CH190637A - Junction box for flush mounting. : de en
  • DE644187C - Storm lantern burner with burner cap and flame plate : de en
  • US2078873A - Mailing device with reply member : en
  • DE644332C - Pressure pipeline, container or the like, consisting of a plurality of sections, the connection between two sections being made by a special connecting body welded to them : de en
  • DK52997C - Method for Making a Solid Resin Emulsion. : da en
  • DE644201C - Process for the production of ground surfaces of ceramic capacitor dielectrics with a very thin wall thickness : de en
  • DE644223C - Lowering of the pour point of hydrocarbon oils : de en
  • FR811961A - Process for fractionating emulsions of oil, water and solids : en fr
  • GB464915A - Improvements in paper containers : en
  • PL24664B1 - Impenetrable alloy. : en pl
  • DE644340C - Device for the automatic reversal of the ribbon length movement on typewriters or the like. : de en
  • FR811994A - Device for the reduction and restraint of clavicle fractures and acromioclavicular dislocations : en fr
  • FR811976A - Mobile insect sensor device, particularly applicable to the destruction of the Colorado beetle : en fr
  • FR811919A - Circular knitting machines refinements : en fr
  • US2078602A - Resistance color code chart : en
  • US2078705A - Roll grinding machine : en
  • US2078679A - Fender : en
  • US2078691A - Protective system : en
  • US2078808A - Metallizing composition : en
  • US2078227A - Cigar and wrapper : en
  • US2078899A - Cracking process : en
  • BE420845A - Oxygen supply valve with automatic control by the lungs and with control lever arranged outside the order bag : en fr
  • US2078577A - Shoe supporting mechanism : en
  • US2078581A - Sheet metal frame : en
  • CH190455A - Snowshoe. : de en
  • CA365779A - Eraser device : en fr
  • USD104253S - Design for an oil burner casing : en
  • PL24746B1 - Jet wheel for cleaning and polishing hard objects with abrasive. : en pl
  • US2078374A - Arrow glider : en
  • US2078741A - Holder : en
  • AT149363B - Process for making retroreflective copies. : de en
  • AU231836A - An improved telephonic time announcer : en
  • CH190459A - Comparator micrometer. : en fr
  • PL24669B1 - Method for the production of halogen unlucky aminoanthraquinones. : en pl
  • PL24689B1 - The method of producing tannins. : en pl
  • PL24649B3 - Method of obtaining potassium sulphate by reduction of langbeinite. : en pl
  • US2078617A - Friction element and bond therefor : en
  • DE644331C - Method of manufacturing the belt end engaging part for articulated belt connectors : de en
  • GB464887A - Improvements in or relating to carriage returning mechanism for typewriters : en
  • US2078710A - Rail anchor : en
  • CH190469A - Method and device for casting centrifugally cast pipes. : de en
  • PL24668B1 - Lining for metal melting furnaces : en pl
  • PL24773B1 - Press for making hollow blocks. : en pl
  • DE644251C - Method of manufacturing glass tubes with a precise interior shape : de en
  • DE644367C - Device for joint operation of brake and gas foot levers on motor vehicles : de en
  • FR812043A - Manufacturing process of materials suitable for the constitution of loads for remote transmission lines : en fr
  • FR812140A - Distribution device for internal combustion engines : en fr
  • FR811983A - Improvements to dish drainers : en fr
  • AT149315B - Device for the graphical division of Wilkel into thirds and for the graphical determination of the square and cube roots. : de en
  • US2078396A - Auxiliary seat : en
  • US2078821A - Variable control mechanism : en
  • PL24765B1 - Locking device for door handles. : en pl
  • US2078400A - Insulated sanitary cover for milk cans : en
  • US2078448A - Machine for marking hosiery or other articles : en
  • US2078521A - Suspension for multiwheelers : en
  • USD104294S - Design foe an eye mask : en
  • AT149354B - Process for the preparation of halogen derivatives of unsaturated hydrocarbons. : de en
  • US2078892A - Vacuum tube and method of making the same : en
  • US2078502A - Arch support and means for properly locating same : en
  • US2078798A - Fly casting fishing lure : en
  • AT149424B - Filling and filling device with a locking device for containers (barrels or the like). : de en
  • ES143461A1 - IMPROVEMENT IN THE MANUFACTURE OF INSOLES FOR FOOTWEAR : en es
  • ES143470A1 - Cement and asbestos sleeper with metal reinforcement for railways, trams and the like. : en es
  • GB464968A - Improvement in fabric and fabric and rubber belts and method of making the same : en
  • AT149411B - Frames, in particular for motor vehicles. : de en
  • USD104275S - Design for a frtjit juice extractor : en
  • CH190600A - Preparation for printing textile fabrics. : de en
  • US2078486A - Oil dispensing apparatus : en
  • CH190384A - Shelf that can be assembled from individual boxes. : de en
  • CH190589A - Drive for vehicle axles with a cardan shaft arranged concentrically to the vehicle axis. : de en
  • US2078636A - Bulldozer : en
  • US2078767A - Vehicle toy : en
  • US2078561A - Apparatus for making infusions : en
  • DE636657C - Wall saw : de en
  • BE420656A - Pulsating compound burner : en fr
  • CH190541A - Process for the preparation of diphenylacetic acid-2-diethyl-aminoethanol ester. : de en
  • US2078897A - Heddle frame : en
  • CH190464A - Device for inserting the sound needle into the sound box of needle sound devices. : de en
  • US2078321A - Loudspeaker mounting : en
  • AU198036A - Method of and means for separating and grading cereals andother seeds : en
  • AU35436A - Method of and apparatus for inspecting liquids : en
  • USD104263S - Design fob a fountain pen : en
  • CH190371A - Gas-generating fireplace for central heating boilers. : en fr
  • CH190534A - Device for executing parallel-walled millings and parallel-axis cylindrical bores in teeth. : de en
  • AT149398B - Method and device for compacting concrete roads or the like by means of vibration. : de en
  • PL24701B1 - A method of wetting or impregnating fabrics and a machine for carrying out the method. : en pl
  • US2078804A - Cooling mechanism : en
  • US2078718A - Annealing cover : en
  • US2078877A - Antiseptic device and method of making same : en
  • DE644376C - Cutting device : de en
  • FR812174A - Improvements to roller bearings : en fr
  • US2078365A - Means and method for making strip : en
  • DE644230C - Method for connecting metallic bodies with bodies made of non-conductive material, e.g. B. ceramic bodies, with the help of electrodes : de en
  • FR812035A - Mill : en fr
  • US2078484A - Egg cleaner : en
  • USD104248S - Design for a textile fabric or : en
  • GB465124A - Improvements in or relating to photographic projection printing apparatus : en
  • GB465167A - Manufacture of coloured lacquers and film-forming coating compositions : en
  • DE644360C - Equipment on goods sales devices for determining bonuses : de en
  • US2078661A - Indicating and regulating system : en
  • US2078546A - Method of making can bodies : en
  • CH190461A - Haystack probe. : de en
  • PL24755B1 - Folding wardrobe. : en pl
  • CH190552A - Filter element for aerosols and method for its manufacture. : en fr
  • FR812116A - Further training in internal combustion engines : en fr
  • GR6473B - COLLECTION CLOSER. : el en
  • DE644226C - Remote control system : de en
  • DE644254C - Stepladder : de en
  • US2078248A - Lock : en
  • US2078401A - Casing cutter : en
  • AT149377B - Pesticides. : de en
  • DE644248C - Device for removing gasification residues from generators : de en
  • US2078454A - Sound absorbing and heat insulating unit : en
  • USD104235S - Design foe a light-transmitting : en
  • CA365634A - Wrapping tissue : en fr
  • AT149316B - Filter vessel in the shape of a bowl, especially for making coffee or the like. : de en
  • AT149429B - Covering machine. : de en
  • CH190482A - Hand cutting tool. : de en
  • US2078466A - Automatic speed change clutch and transmission : en
  • PL24697B1 - Machine for ironing and combing fur. : en pl
  • US2078491A - Demountable partition construction : en
  • CA365611A - Homogeneous cellulose solution : en fr
  • PL24666B3 - Shells of missiles, mines, bombs, hand grenades and shells of cartridge cases and their components. : en pl
  • US2078313A - Bag filling machine : en
  • US2078339A - Manufacture of artificial silk : en
  • AT149317B - Shaving device with knife moved in the cutting comb. : de en
  • FR812193A - Improvements made to self-binding granular material objects and their manufacturing processes : en fr
  • GB464785A - Method of and means for discharging materials from high-speed rotary furnaces : en
  • GB464875A - A chuck for toothed or serrated members : en
  • CH190633A - Process for the production of lightfast colored lacquers. : de en
  • CA365683A - Dictating machine : en fr
  • CH190385A - Insert box for storing knives. : de en
  • CH190591A - Rail joint connection. : de en
  • CH190626A - Process for the preparation of a dye. : de en
  • AT149366B - Process for the production of welded masses using phenol carbonyl condensation products. : de en
  • AU69836A - Improvements in or relating to electric lens arrangements : en
  • CH190629A - Process for the production of a new condensation product. : de en
  • PL24738B1 - A method of preventing damage to the tubes of forced-flow steam boilers caused by the salt deposit formed therein, and a system for carrying out the method. : en pl
  • US2078224A - Copy printing mechanism : en
  • US2078318A - Work supporting mechanism : en
  • US2078699A - Apparatus for cleansing receptacles : en
  • AT149449B - Conveyor rakes for straw balers. : de en
  • CH190405A - Material made of cellulose, which can be used as floor covering and for the manufacture of everyday objects, as well as methods and equipment for the production of the material. : de en
  • CH190415A - Pressure vessel for non-fermentation preservation of fruit juices, in particular for the production of carbonated beverages. : de en
  • PL24698B1 - : en pl
  • US2078696A - Hydraulic material working apparatus : en
  • US2078648A - Motor control system : en
  • US2078373A - Adjustable chair : en
  • US2078796A - Vibration meter : en
  • DK53015C - Safety razor with Abrasive device. : da en
  • GB465089A - Improvements in electric incandescent lamps : en
  • CA365697A - Glass gathering device : en fr
  • GB465111A - A process for the improvement of oils, fats and the like : en
  • GB465346A - Process for the refining of lead and lead alloys : en
  • CA365675A - Coated fabric : en fr
  • CH190399A - Process for dyeing leather. : de en
  • CH190354A - Hollow stone, process for its manufacture and device for carrying out the process. : de en
  • CH190604A - Process for the production of butyric anhydride. : de en
  • PL24686B1 - Exploration of air-cooled engines mounted on aircraft. : en pl
  • CH190641A - Process for the preparation of the piperidide of 3,5-dimethyl-isoxazole-4-carboxylic acid. : de en
  • AT149432B - Cast iron frame for draft regulator. : de en
  • US2078885A - Attachment plug receptacle : en
  • CH190420A - Process for the production of concentrated phytosterols. : de en
  • CH190563A - Push-pull rectifier arrangement, in particular for television purposes. : de en
  • USD104308S - Design for a lace : en
  • AT149367B - Standing retort furnace for coking coal u. like : de en
  • AT149378B - Process for the recovery of volatile solvents. : de en
  • US2078490A - Match vending machine : en
  • CH190369A - Installation to distribute water. : en fr
  • DE644206C - Teaching tool made of hardenable steel : de en
  • DE644343C - Vibration-free overhead cable : de en
  • GB465106A - Improvements in or relating to capillary-active agents : en
  • US2078275A - Coal cleaning apparatus : en
  • USD104258S - Design for a range : en
  • US2078527A - Rubber compound and method of preserving it : en
  • US2078626A - Shoe heel : en
  • US2078799A - Razor strop : en
  • PL24655B1 - Peanut for door locks. : en pl
  • US2078228A - Method and apparatus for sheathing cores : en
  • US2078265A - Fabric take-up mechanism : en
  • US2078748A - Packing ring : en
  • US2078768A - Method of and apparatus for measuring the energy of rays : en
  • US2078819A - Vehicle lifting apparatus : en
  • CA365690A - Vegetable fibre material : en fr
  • AU100795B2 - Improvements in or relating to a machine for manufacturing finned tubing : en
  • CH190581A - Transmission freewheel hub for vehicles, in particular bicycles. : de en
  • AU100793B2 - Improvements in telephone or like systems employing finder switches : en
  • CH190638A - Distribution plate for electrical lines. : de en
  • US2078517A - Electrolytic cell : en
  • US2078706A - Punch press mechanism : en
  • CH190417A - Method and device for the production of angular stumps. : de en
  • CH190582A - Bicycle transmission. : de en
  • DE644283C - Process for the production of colored lacquers and film-forming coatings : de en
  • AT149357B - Method and device for making films or objects made of homogeneous non-fibrous material, preferably cellulose hydrate, impermeable to water vapor by dusting wax particles. : de en
  • DE644189C - Rolling mill system for hot rolling of strips, sheets, etc. like : de en
  • FR812103A - Knife for scraping, cleaning and cutting fish : en fr
  • DE643796C - Device for braking the cigarettes emerging from a straight cigarette machine : de en
  • USD104291S - Design for a chain guard for a cycle : en
  • DE644410C - Method and device for preparing the splinter-free separation of glass objects : de en
  • AT149417B - Crank interlocking. : de en
  • AU175036A - An improved atomizing flame spray : en
  • US2078501A - Road scraper : en
  • CH190588A - Electric signal box. : de en
  • FR811990A - Method for sensitizing silver halide emulsions : en fr
  • GB464928A - Improvements in or relating to pads for use with horseshoes : en
  • GB464982A - Process of cleaning and coating metal surfaces : en
  • CA365626A - Illumination control system : en fr
  • CH190505A - Process for regulating steam generators with pressure firing and equipment for carrying out the process. : de en
  • CH190576A - Device for converting a wheeled vehicle into a tracked vehicle. : de en
  • CH190608A - Process for the preparation of a product which can be used as a wetting, washing, emulsifying, dispersing, leveling and softening agent. : de en
  • ES143509A1 - A bullet magazine for revolvers. : en es
  • DE644250C - Device for determining the size of crown rings made of sheet metal : de en
  • USRE20343E - Bail flaw detector mechanism : en
  • CH190373A - Electric resistance stove. : en fr
  • US2078680A - Remote measuring system : en
  • PL24736B3 - Machine for making threads from rubber or similar materials. : en pl
  • DE644234C - Clothespin made of wood or the like. : de en
  • CA365628A - Illuminating device : en fr
  • CH190528A - Free flame burner. : en fr
  • CA365747A - Dispensing container : en fr
  • AT149409B - Rolling ring for the brake cylinders of pneumatic brakes. : de en
  • CH190546A - Process for the preparation of 5-benzoylamino-m-phenanthroline. : de en
  • AT149428B - Chimney top. : de en
  • AT149436B - Respiratory filter mass and process for their manufacture. : de en
  • CA365613A - Electrical utensil : en fr
  • DK52988C - Elastic Holderband especially for Pull-through. : da en
  • FR811929A - Manufacturing process for obtaining plain or mosaic vibrated cement tiles : en fr
  • FR812014A - Improvements to devices ensuring the privacy of wireless communication : en fr
  • FR812102A - Multiple lubrication pump : en fr
  • GB465168A - Electrical railway toy : en
  • GB465087A - Improvements in or relating to metallic steam packings : en
  • GB465163A - Improvements in or relating to display boxes : en
  • USD104231S - Panel for a lighting fixture : en
  • USD104319S - Design for a lace tablecloth : en
  • AU383236A - Improvements in or relating to the manufacture of celluloid : en
  • DE644379C - Turbine system for propelling ships : de en
  • PL24684B1 - A method of making discs that are impervious to sound and heat. : en pl
  • USD104296S - Design for a pneumatic tire : en
  • FR812104A - Process for preparing metallic zinc : en fr
  • US2078509A - Spinneret : en
  • US2078598A - Clamping means : en
  • FR812004A - Lubrication device : en fr
  • GB465022A - Improvements in or relating to radio systems for "detecting" or "spotting" aircraft and other moving bodies : en
  • GB465118A - Improvements in and relating to amplifying circuits suitable in connection with television : en
  • AU100799B2 - Elastic plaster bandages : en
  • FR811915A - Lubrication device : en fr
  • GB464967A - Soluble silicate binders and products made therewith : en
  • US2078376A - Electric generator construction : en
  • US2078688A - Variable voltage transformer : en
  • US2078749A - Hydraulically operated grinding machine : en
  • PL24779B1 - An agent for controlling pests, especially on farms and forestry, and for preventing the laying of eggs by these pests. : en pl
  • CH190451A - Parallel rail guide attached to a drawing board. : de en
  • CH190597A - Device for treating low-viscosity food products by means of air to be introduced into them in finely divided form. : de en
  • AT149331B - Process for carrying out metallurgical slag reactions in a three-phase induction furnace. : de en
  • CH190380A - Vessel for removing mustard and similar pasty goods in the desired quantities. : de en
  • DE644211C - Erecting and mobile fire brigade ladder with two support links connecting the ladder pool with the chassis : de en
  • GB464882A - Improvements in or relating to levelling beams for horizontal chamber coking ovens : en
  • US2078243A - Weather strip and method of making the same : en
  • FR812130A - Improved method and apparatus for machining and tapping coupling sleeves and the like : en fr
  • FR812009A - Wheel rim fixing ring, method of manufacturing this ring and wheel provided with such a ring : en fr
  • FR812095A - Suction nozzle system for devices for vacuum cleaning : en fr
  • GB465067A - Improvements relating to the carbonisation of coal : en
  • GB465190A - Improvements relating to machine tools : en
  • USD104303S - Design fob a combined bottle opener : en
  • GB465049A - Improvements in, or relating to, collar studs, and the manufacture thereof : en
  • CH190435A - Bookmark for books. : en fr
  • PL24656B1 - Motor vehicle springing device. : en pl
  • GB464803A - Fluid duct : en
  • GB464833A - Improvements in or relating to reflecting backgrounds for signs or display devices : en
  • FR811901A - Control device for packaging machines : en fr
  • GB464939A - Improvements in or relating to the feeding of sheets to machines : en
  • US2078246A - Short wave shield : en
  • US2078402A - Releasable choke : en
  • US2078504A - Glaze : en
  • DE643928C - An existing device for storing receipts, prepared booking notices and the like consists of a steep index with groups of laterally staggered oblique viewing strips having separate groups of cards. like : de en
  • DE644289C - Method and device for lining pipe bends, pipe fittings and other irregular hollow bodies with protective compound : de en
  • FR812019A - Improvements to telephone connections by loudspeaker stations : en fr
  • US2078347A - Suction valve : en
  • GB464936A - Improvements in and relating to the measurement of the contents of a fluid container : en
  • FR812005A - Engine fairing flap control : en fr
  • FR812108A - Steam generator : en fr
  • FR812038A - Aviation device combining a sail airplane and ornithopter : en fr
  • FR812118A - Aeration device, intended in particular for cellars and cellars : en fr
  • USD104261S - Design for a combined motor unit : en
  • US2078580A - Smoke exhauster : en
  • GB465026A - Improvements in or relating to heat absorbers for use in liquid circulation heating systems : en
  • GB465021A - Improvements in flash light lamps : en
  • GB465065A - Improvements relating to drilling and boring machines : en
  • US2078292A - Machine for drying photographic films and the like : en
  • FR811948A - Curling irons improvement : en fr
  • PL24720B1 - A method of manufacturing double or multilayer plates and metal sheets. : en pl
  • PL24680B1 - The method of giving gloss to the surfaces of aluminum objects. : en pl
  • US2078582A - Cyclic process of producing amines of unsaturated hydrocarbons : en
  • DE644290C - Conveyor roller with fixed axis and roller bearings arranged inside, especially for conveyor belts : de en
  • GB464840A - Improvements relating to building blocks : en
  • USD104295S - Design fob a textile fabkic : en
  • FR812161A - spring mattress element with elastic filling usable on both sides : en fr
  • GB464810A - Improvements in or relating to synchronising means in television transmitters and the like : en
  • GB465035A - Improvements relating to straightening rods and tubes : en
  • FR811993A - Improvements to lubrication taps : en fr
  • US2078371A - Electron discharge device : en
  • FR812057A - Method for obtaining white light in a gas conduction lamp : en fr
  • GB465081A - Improvements in or relating to continuously-variable mechanical change-speed gears : en
  • FR811918A - Tool allowing users of mowers and binders to carry out the usual repairs to cutting bars themselves : en fr
  • GB465162A - Improvements in and relating to gas control valves : en
  • US2078915A - Tandem wheeled truck : en
  • AT149406B - Motor vehicle with medium support body. : de en
  • CA365713A - Tomatoe treating apparatus : en fr
  • FR812081A - advanced lighting of indicating instruments : en fr
  • FR812158A - Improvements to cycle cranksets : en fr
  • GB465115A - Improvements in and relating to pipe joints : en
  • US2078652A - Process for breaking petroleum emulsions : en
  • US2078787A - Car construction : en
  • CA365680A - Circuit breaker : en fr
  • CH190603A - Process for the production of propionic anhydride. : de en
  • GB464890A - Improvements in and relating to wireless receiving sets : en
  • US2078592A - Oxidation products of cystine and related compounds and process for making the same : en
  • US2078330A - Assembling machine : en
  • US2078530A - Container : en
  • US2078560A - Artificial horizon : en
  • DK53017C - Procedure, means and apparatus for purifying liquids, in particular water. : da en
  • DE644239C - Process for refreshing amalgam printing plates : de en
  • US2078549A - Process for making helical accordion packing rings : en
  • CH190492A - Blower, fan or pump with rotary movement and for changing conveying direction with constant direction of rotation. : de en
  • CH190566A - Device for making bundles of brushwood. : de en
  • FR812197A - Display device : en fr
  • US2078620A - Wall construction : en
  • US2078349A - Wheel aligning and steering angle test gauge : en
  • PL24683B1 - The method of refining a mixture of hydrocarbons. : en pl
  • ES143515A1 - An improvement in the manufacture of protective gas masks. : en es
  • CH190472A - Process for welding iron. : de en
  • FR812185A - Process for catalytically hydrogenating polymers of unsaturated hydrocarbons : en fr
  • GB465056A - Improvements in or relating to the construction of water cooling towers : en
  • CH190362A - Shovel, especially for street cleaning and the like. : de en
  • CH190595A - Heating system in which the heat from condensation water or exhaust steam from periodically operating machines is used. : de en
  • US2078678A - Elastic transmission king fob : en
  • US2078394A - Piston ring : en
  • US2078565A - Vacuum press and the like : en
  • GB464908A - Improvements relating to pellicles for sealing bottles or other containers : en
  • GB464966A - Connecting device for wrist watch bracelets : en
  • DE644306C - Process for the production of edge beads on ceramic capacitor dielectrics : de en
  • DE644391C - Roller bearings for field and industrial railways : de en
  • DE644416C - Record holder : de en
  • BE420704A - Lenses and optical prisms of transparent cellulosic materials : en fr
  • GB464831A - Improvements in television : en
  • GB465080A - Improvements in or relating to bag closuring devices : en
  • GB464970A - Improvements in coupling coil systems for oscillatory electric circuits : en
  • CH190556A - Impulse-responsive device with a gas discharge tube. : de en
  • FR812055A - Improvements to radio receivers or the like : en fr
  • GB465186A - Improvements in electric battery lamps : en
  • US2078232A - Inductive control circuits : en
  • DE644303C - Procedure for keying directional antennas according to : de en
  • US2078285A - Modulation measuring system : en
  • USD104332S - Design for a dress : en
  • US2078556A - Steadyrest for grinding machines : en
  • PL24740B1 - Duplicator for copying from originals made with mirror writing. : en pl
  • AU100821B2 - Means for spreading rows of cotton, twine, fine wire or the like : en
  • GB464808A - Improvements in the manufacture and production of shaped articles from polymerised vinyl carbazole : en
  • GB465011A - Improvements relating to telephone systems : en
  • DE644214C - Process for the production of light moldings from heavy raw materials : de en
  • FR812192A - Dosing apparatus for introducing a reagent into a moving liquid in a pipe : en fr
  • US2078427A - Dual-ratio tuning mechanism : en
  • GB465203A - The manufacture of new artificial masses : en
  • GB465084A - Clock with a rotating advertising disc or drum : en
  • GB464905A - Improvements in or relating to processes for manufacturing artificial or reconstructed leather : en
  • GB464925A - Improvements in water closets : en
  • US2078876A - Presaponified buffing compound : en
  • US2078494A - Wrought iron and method : en
  • US2078388A - Dyeing process and composition : en
  • US2078737A - Automatic fruit juice extractor : en
  • DE644415C - Automatic weighing device for grainy and powdery substances : de en
  • US2078568A - Apparatus for washing tanks : en
  • US2078632A - Broach : en
  • FR812127A - Gasification burners : en fr
  • GB464938A - An improvement in or relating to machines for producing designs on the faces of pilefabrics : en
  • GB465125A - Improvements in methods of preparing wash-out relief printing matrices : en
  • FR812062A - Polisher with adjustable bearing, particularly applicable to electric machines : en fr
  • GB464923A - Method and apparatus for tapering a metal tube : en
  • CA365701A - Pump : en fr
  • CH190531A - Magneto for lighting. : en fr
  • AT149392B - Detachable ski binding. : de en
  • USD104334S - Design foe a display rack : en
  • DE644240C - Device for shutting down a sheet conveyor device on rotary transfer printing machines : de en
  • GB464814A - Electrodeposition of nickel, cobalt and nickel-cobalt alloys : en
  • FR811909A - Valve to regulate the flow of electric current : en fr
  • GB464977A - Improvements in and relating to electron discharge devices : en
  • GB465008A - Tool for cutting curved tooth bevel gears continuously : en
  • GB464991A - Improvements in and relating to variable pitch propellers : en
  • DE644246C - For small motor vehicles, especially motorcycles, specific electrical system with a lighting switch, in which an alternating current generator with permanent magnetic excitation charges a collector via a rectifier : de en
  • GB465339A - Improvements in or relating to sliding roofs of vehicles and means to secure them in adjusted position : en
  • FR812111A - Temperature control device in ovens of electric cookers : en fr
  • FR811977A - Crown for dental prosthesis : en fr
  • CA365637A - Condensation product : en fr
  • CA365676A - Metal spool welding method : en fr
  • USD104238S - Design fob a tire : en
  • USD104327S - Design for a slip : en
  • FR812126A - Telegraph repeaters or the like : en fr
  • GB465343A - Improvements in photographic desensitisers : en
  • DE644321C - Device for regulating dual-pressure steam turbines : de en
  • FR811916A - Cycles : en fr
  • FR812027A - Further development of aircraft engine feed pumps : en fr
  • GB465164A - Improvements in prepayment mechanism for gas meters : en
  • GB465187A - Improvements in or relating to pneumatic tyres for vehicle wheels and the like : en
  • FR812073A - New condensate products : en fr
  • FR812180A - Electric capacitor : en fr
  • FR811903A - Device used to cut and shape all vegetables and fruits : en fr
  • GB465153A - Improvements in method of treating lecithin and product : en
  • FR811971A - Electronic tube with capacitor mounted in said tube : en fr
  • FR812011A - Manufacturing process for molded hollow bodies : en fr
  • GB465069A - Improvements in or relating to electric contact making devices : en
  • GB464913A - Improvements in clutches : en
  • GB465166A - Improvements in dressing textiles : en
  • USD104322S - Design for a refrigerator cabinet : en
  • USD104324S - Phonograph cabinet or the like : en
  • AT149334B - Process for the manufacture of objects from low-carbon, vanadium-containing chromium steel alloys. : de en
  • CH190387A - Device for the production of whipped cream. : de en
  • PL24750B1 - A method of producing cellulose from straw or similar plant materials. : en pl
  • FR811968A - Hose clamp : en fr
  • GB464907A - An improvement relating to hoisting and like means : en
  • GB464943A - Improved feed reversing device for use with fabric webs passing from one winding roller to another : en
  • FR812063A - Process for preparing casein products : en fr
  • US2078361A - Water softener : en
  • GB464896A - Improvements relating to bomb-proof shelters : en
  • GB465029A - Improvements in change speed chain gearing for bicycles and the like : en
  • CA365647A - Machine tool reversing mechanism : en fr
  • CA365666A - Clay conditioning method : en fr
  • US2078539A - Road ripper : en
  • US2078462A - Cam grinding machine : en
  • USD104285S - Design for a play card for games : en
  • FR812106A - Weft braking device in weaving loom shuttles : en fr
  • DE644202C - Process for the periodic ignition of arcs in spark gaps, in particular arc converters : de en
  • GB465074A - Improvements in or relating to motor-cycles : en
  • CA365658A - Shingel machine ratchet : en fr
  • CH190394A - Shooter hitting device for high-performance mechanical looms. : de en
  • USRE20342E - F macgregor : en
  • US2078558A - Carburetor screen : en
  • US2078697A - Automatic lathe : en
  • USD104271S - Design for an oil burner : en
  • PL24662B1 - The method of inserting components of discharge lamps with foreign substances. : en pl
  • US2078505A - Metronome : en
  • FR812071A - Improvements to savings clocks : en fr
  • US2078810A - Apparatus for continuous treatment of wood pulp and the like with chemicals : en
  • FR812094A - Device intended for opening cardboard or other containers : en fr
  • US2078293A - Key tag : en
  • DE644203C - Process for the production of discharge vessels : de en
  • DE644296C - Method of packing women's socks for sale : de en
  • US2078384A - Delivery manifold for tank vehicles : en
  • US2078523A - Truss : en
  • FR812194A - Improvements to strand making machines for flat strand cables : en fr
  • GB465160A - Improvements in and relating to cushion shoes : en
  • AU109636A - Improvements in or relating to electron discharge device arrangements : en
  • US2078851A - Hitch : en
  • GB464899A - An improved time measuring apparatus employing a synchronous motor and an auxiliary movement for driving time-controlled apparatus : en
  • FR811999A - Suction and anti-backflow chimney head : en fr
  • FR812080A - Ball mill : en fr
  • AT149338B - Process for the deoxidation of iron and steel baths with the help of acidic iron oxide slags. : de en
  • AT149388B - Seed drill. : de en
  • US2078291A - Composite novelty finish : en
  • US2078730A - Revolving cutting device : en
  • DE644235C - Notepad made of springy fabric for card sheets : de en
  • FR812040A - Improvements to elastic seats and their backrests : en fr
  • FR812039A - Rear hub adjustment and fixing device for speed-changing bicycles : en fr
  • US2078493A - Method for converting hydrocarbons : en
  • US2078608A - Automatic starter control : en
  • US2078757A - Grinding machine table reciprocating mechanism : en
  • AT149400B - Rubber riser plate for skis. : de en
  • CA365736A - Refrigerator tray : en fr
  • US2078657A - Automatic reclosing circuit interrupter : en
  • US2078563A - Shaving apparatus : en
  • CH190414A - Block machine. : en fr
  • BE420793A - Projectile improvements : en fr
  • US2078642A - Electric discharge device heater : en
  • US2078707A - Inflatable, luminair shade : en
  • US2078738A - Hydraulic coupling or torque changer, filling, and emptying means : en
  • US2078838A - Door controlling device : en
  • USRE20340E - Motor operated train indicator : en
  • CA365732A - Electric iron : en fr
  • CH190462A - Method for checking rivet hole reveals, bolt holes and the like for cracks. : de en
  • CH190525A - Liquid fuel burners for heating purposes. : de en
  • PL24696B1 - A method of producing large-area electrodes for electric leach batteries. : en pl
  • PL24715B1 - The method of producing stable organic ferrous compounds. : en pl
  • AT149355B - Process for the continuous production of anhydrous ethyl alcohol. : de en
  • CA365622A - Zinc sulphide : en fr
  • US2078746A - Metal heating : en
  • US2078698A - Material working apparatus and hydraulic system of control therefor : en
  • US2078789A - Spinning spindle : en
  • BE420348A - : en fr
  • BE420678A - Stilt device : en fr
  • CA365687A - Tire rim steel section : en fr
  • CA365759A - Clutch mechanism : en fr
  • US2078244A - Salt bath for carburizing and method of carburizing : en
  • CA365643A - Calcium gluconate solution stabilization : en fr
  • PL24667B1 - Valve plug sealing. : en pl
  • PL24681B1 - Tool to clear a clogged siphon under the sink. : en pl
  • US2078270A - Indicating and control device : en
  • US2078630A - Machine for making coils of wire : en
  • CA365693A - Refrigerator car door lock : en fr
  • CA365762A - Sole press : en fr
  • CA365733A - Extensible bicycle pedal : en fr
  • AT149306B - Grids for mercury vapor converters or similar electrical discharge devices with gas or vapor filling. : de en
  • AU100796B2 - Improvements in and relating to windshield clearing systems : en
  • AU308036A - Improvements in and relating to windshield clearing systems : en
  • US2078254A - Refracting polarizing body : en
  • US2078570A - Wood preservative oil : en
  • USD104290S - Design for a fishing lube : en
  • CH190460A - Device for measuring temperatures, which has a main thermometer and an auxiliary thermometer for measuring the temperature of the thread of the main thermometer. : de en
  • CH190560A - Method of synchronization of television broadcasts. : de en
  • DE644406C - Arrangement to achieve a series connection characteristic in valve-controlled motors in synchronous machine design : de en
  • CA365660A - Cigarette conditioning apparatus : en fr
  • CH190607A - Process for the preparation of a product which can be used as a wetting, washing, emulsifying, dispersing, leveling and softening agent. : de en
  • PL24677B1 - Lock for windows or doors. : en pl
  • US2078441A - Limit switch : en
  • CH190635A - Ski binding. : de en
  • PL24713B1 - High or very low pressure gas burner. : en pl
  • USD104232S - Panel for a lighting fixture : en
  • FR811955A - Improvements to bolts and other similar anchoring or sealing devices : en fr
  • US2078231A - Valve : en
  • PL24700B1 - Method and device for driving blast chambers, especially blast chambers of combustion turbines, with the use of dust in the form of fuels, especially coal dust. : en pl
  • US2078308A - Door linking means : en
  • US2078336A - Machine for cutting sheet material : en
  • CA365756A - Vegetable peeler : en fr
  • CH190438A - Multi-day drop-off calendar with an eye-catcher for the respective day field. : de en
  • CH190476A - Method and device for flanging the edge of circular boiler bottoms, in particular those made of sheet steel, by cold means. : de en
  • PL24757B1 - A machine for warp knitting machines for producing knitted patterns with stripes running along zigzag lines. : en pl
  • CA365719A - Windshield cleaner : en fr
  • DE644366C - Copier : de en
  • AT149326B - Bathing cabin. : de en
  • CH190574A - Device on motor vehicles with internal combustion engine for switching on the starter and for operating other organs of the vehicle. : de en
  • PL24771B1 - Tube generator with inductive connection. : en pl
  • US2078629A - Control device : en
  • USD104241S - Console extension table : en
  • PL24645B1 - An insert stiffening the front corners of soft and semi-rigid collars. : en pl
  • PL24722B1 - Reversing device in a regenerative furnace. : en pl
  • FR812046A - Improvements in methods for obtaining dry preparations extracted from whole glands, more especially from the pancreas of animals : en fr
  • US2078410A - Automatic button drilling machine : en
  • US2078803A - Electric circuit breaker : en
  • CH190506A - Chiller with a rotary compressor. : de en
  • CH190555A - Circuit arrangement for telex switching systems. : de en
  • CH190526A - Liquid fuel burners for heating purposes. : de en
  • CH190551A - Process for preparing a liquid disinfectant. : en fr
  • AU100804B2 - Improvements inthe manufacture of insoles and soles of footwear : en
  • DE644261C - Manual drive device intended for feeding slides on drilling, milling and other machine tools : de en
  • US2078314A - Wrapping machine : en
  • US2078674A - Baffled thermostat : en
  • US2078739A - Universal joint : en
  • CH190475A - Method and device for the production of welded tubes from metal strip. : de en
  • CH190477A - Slide guide for slides on lathes. : de en
  • CA365777A - Auto sled : en fr
  • AT149374B - Process for the production of printing cylinders for stuff printing. : de en
  • CA365627A - Gaseous electric discharge device : en fr
  • DE644273C - Device for the production of ready-to-serve carbonated beverages using dry ice : de en
  • CA365746A - Pencil : en fr
  • US2078552A - Refrigerator : en
  • CA365663A - Vat dyestuff production : en fr
  • US2078215A - Nonliquid maple flavoring material : en
  • CH190479A - Process for the heat treatment of gold-glucinium alloys. : en fr
  • GB465103A - Improvements in or relating to the shaping of metal articles by the passage through them of an electric current accompanied by stretching : en
  • AT149397B - Tubular frame for bicycles. : de en
  • AT149439B - Device on garbage bins and collecting boxes for dust-free emptying. : de en
  • CA365716A - Motor vehicle : en fr
  • FR812163A - Improvements to railway cars : en fr
  • AT149347B - Process for the production of non-toxic protective gas for annealing furnaces and other industrial purposes. : de en
  • AU100792B2 - An improved atomizing flame spray : en
  • GB465082A - Improvements in devices for mounting a displaceable body on ball bearings : en
  • AT149399B - Suspension of the rear wheel of motorcycles and the like like : de en
  • PL24699B1 - A screw plane with adjustable propellers. : en pl
  • PL24703B1 - A method for cutting and threading, especially for ring-threading, and a device for carrying out the method. : en pl
  • US2078346A - Manufacture of sandals : en
  • US2078426A - Method for recovering casing from wells : en
  • USD104312S - Design for lace : en
  • CA365764A - Insulator head manufacture : en fr
  • CA365773A - Speed gear : en fr
  • DE644257C - Miner's cap : de en
  • DE644388C - Sliding door suspension : de en
  • GB465461A - Improvements in or relating to wireless and like signalling apparatus : en
  • BE420409A - : en
  • CH190410A - Heel with replaceable running stain. : de en
  • AT149440B - Impact fuse with safety balls. : de en
  • US2078429A - Refrigerating apparatus : en
  • US2078841A - Apparatus for continuous distillation and deodorization : en
  • US2078300A - Catamenial pad : en
  • BE420440A - : en
  • CA365751A - Churn : en fr
  • DE644358C - Gas stove with a flap in the bottom of the roasting and baking space : de en
  • AT149402B - Unicycling equipment. : de en
  • DE644208C - Metal containers for preservation purposes : de en
  • GB464799A - Improvements in or relating to thermostatically controlled apparatus : en
  • CH190503A - Internal combustion turbine. : en fr
  • US2078315A - Automatic control valve : en
  • US2078583A - Flasher : en
  • US2078621A - Slab : en
  • PL24650B1 - Way of road surface construction. : en pl
  • US2078370A - Reflector assembly : en
  • US2078788A - Diffusion vacuum pump : en
  • USD104242S - Design for airplane : en
  • US2078303A - Door hinge : en
  • PL24764B1 - A method of zinc evaporation and an apparatus for carrying out the method. : en pl
  • PL24778B1 - Rotary piston pump .. : en pl
  • US2078411A - Clinch-on nut : en
  • GB464900A - Improvements in and relating to agricultural tractors : en
  • US2078547A - Conveying mechanism, particularly applicable to classifiers : en
  • US2078806A - Automatic plate valve : en
  • CH190449A - Nib with ink jam. : de en
  • CH190579A - Bicycle clamping pliers. : de en
  • CA365616A - Foot treating pad : en fr
  • CH190390A - Device for dispensing measured amounts of liquid. : de en
  • CH190618A - Process for the preparation of a chromable azo dye. : de en
  • AT149375B - Means for green fodder preservation. : de en
  • US2078783A - Bearing housing : en
  • FR811982A - Movable plinth for closing the bottom of doors : en fr
  • ES143517A3 - A procedure for the manufacture of extracts for tanning, of the woods of the erica genus. : en es
  • GB464818A - Improvements in or relating to apparatus for manufacturing long thin pieces of hot rolled metallic strip : en
  • GB465071A - Improvements in exhaust systems for internal-combustion engines : en
  • PL24770B1 - High frequency receiving system. : en pl
  • FR811930A - Edging with combined gutter including a signaling device : en fr
  • FR811963A - Metal mold for centrifugal casting : en fr
  • FR812018A - Process for manufacturing blades from sheet steel or other metal : en fr
  • USD104259S - Design for an electric fan or similar : en
  • AT149362B - Machine for the preparation of cream. : de en
  • DE644384C - AC protection relay : de en
  • DE644179C - Process for waterproofing leather : de en
  • DE644217C - Candy cane sprinkler : de en
  • PL24759B1 - A method for producing gaskets and a press for carrying out this method. : en pl
  • DK52989C - Dry Gas Container with Corrugated, Flexible Coat. : da en
  • US2078217A - Display truck : en
  • USD104272S - Design fok a faucet attachment : en
  • DE644276C - Circuit arrangement for counting connections in telephone systems with dialer operation : de en
  • DE644292C - Membrane low pressure protection : de en
  • FR812056A - Improvements in printing and similar telegraph systems : en fr
  • US2078381A - Semiautomatic electroplating machine : en
  • US2078362A - Gas electric vehicle : en
  • US2078574A - Compensating device for magnetic compasses : en
  • US2078784A - Electric circuit breaker : en
  • USD104286S - Design for a casket handle ob : en
  • GB464901A - Improvements relating to the manufacture of composite cast metal rolls : en
  • USD104309S - Design fob a textile fabric : en
  • CA365748A - Liquid extracting press : en fr
  • US2078888A - Electric switch : en
  • CH190627A - Process for the preparation of a dye. : de en
  • DE644193C - Process for the preparation of 4-alkylpyridines : de en
  • GB464843A - Process for the manufacture of highly acetylated cellulose : en
  • GB464973A - Improvements connected with the driving of dynamos for railway and like vehicles : en
  • FR812181A - Bag closing machine : en fr
  • GB464986A - Improvements in or relating to cylinders for internal combustion engines : en
  • US2078759A - Hydrodynamic turbo-transmission : en
  • US2078643A - End fastener : en
  • CH190395A - Device on exchange chairs to protect the baton from wear and tear and breakage in the event of a malfunction. : de en
  • PL24682B1 - The method of processing a mixture of liquid hydrocarbons containing asphalt and resin components and solid paraffin. : en pl
  • PL24665B1 - The method of producing the leading parts of the projectile. : en pl
  • US2078266A - Circular collector : en
  • IE14391L - Containers : en
  • PL24724B1 - A method for splitting hydrocarbons and an apparatus for carrying out the method. : en pl
  • US2078881A - Process for coating rubber and product : en
  • PL24638B1 - Variable gearbox with switch for bicycles or similar vehicles. : en pl
  • US2078818A - Device for reclaiming used crankcase oils : en
  • US2078880A - Electric controlling apparatus : en
  • USD104305S - Design fob a lace tablecloth : en
  • US2078380A - Treatment of fabrics : en
  • US2078889A - Slide fastener : en
  • CA365654A - Lubricant : en fr
  • DE644279C - Current-direction-dependent relay circuit in which electric valves, which only allow current to pass in one direction, are connected in series with electromagnetic relays : de en
  • DE644330C - Straw press with a plunger suspended swinging above the entry opening of the arched press channel : de en
  • GB465010A - Improvements in combined fan and electric heater units : en
  • GB465123A - Improvements in or relating to the coating of metal electrolytically : en
  • US2078467A - Siftproof bag : en
  • CH190523A - Arrangement with cathode ray tube. : de en
  • PL24674B1 - A method of permanent coating of objects. : en pl
  • US2078269A - Artificial lumber : en
  • FR811926A - Shoe sole insert and tool for its manufacture : en fr
  • GB465070A - Improvements in the manufacture and production of hydrogen peroxide : en
  • FR812136A - Tamper-evident closure for bottles or similar containers : en fr
  • GB464815A - Improvements in or relating to library construction : en
  • GB464947A - Improvements in and relating to silencers for gaseous currents : en
  • US2078694A - Automatic feeding mechanism : en
  • US2078263A - Automatic manifolding collator and carbon assembly : en
  • US2078567A - Oxygen emergency apparatus : en
  • CA365696A - Earth moving device : en fr
  • US2078579A - Film spool and developing tank : en
  • GB465198A - Improvements relating to the mechanical working of substances : en
  • US2078883A - Grid-controlled gas-filled tube : en
  • AU100800B2 - Improvements in socket legs for revolving chairs : en
  • CH190439A - Notepad for serving girls. : de en
  • FR811996A - Improvements to cylinder heads for heat engines : en fr
  • FR811932A - Further development of cathode ray tubes for television transmission : en fr
  • GB465342A - Improvements in or relating to electric busbars or like main conductors : en
  • FR812148A - Device for the compensation of the effects of the vertical component of the earth's magnetic field on magnetic and electro-magnetic compasses : en fr
  • GB464806A - Improvements in or relating to nursery or baby-chairs and baby-carriages : en
  • US2078404A - Method of extracting liver oil : en
  • FR811906A - Hydrostatic braking device for aircraft wheels and other applications : en fr
  • FR811920A - Production process for oils rich in vitamins : en fr
  • GB465030A - Improvements in thermionic amplifiers : en
  • GB465099A - Process for increasing the reactivity of cokes : en
  • GB464873A - Improvements in or relating to sheet-feeding machines : en
  • DE644204C - Adhesive plaster and method of making same : de en
  • FR811974A - Shock absorber : en fr
  • FR812088A - Friction transmission mechanism : en fr
  • FR812115A - Red stick tube-holster : en fr
  • DE644274C - Pipe welding machine for oxy-fuel pipes to be welded : de en
  • GB464946A - Improvements in or relating to apparatus for receiving television and like electric signals accompanied by two or more groups of synchronising signals : en
  • GB464945A - Improvements in devices for delivering food to animals : en
  • GB465060A - Improvements in and relating to cathode ray tube television transmitting apparatus : en
  • GB465193A - Improvements in or relating to direction indicating devices, particularly for automobiles : en
  • CA365745A - Box : en fr
  • AT149314B - Electrodes, contacts or their contact-forming parts for welding machines, interrupter devices, surge generators, collectors or the like, excluding electrical switches. : de en
  • AT149304B - Method for filling magnet systems with a filling compound. : de en
  • CH190377A - Brush type cleaning device. : de en
  • US2078219A - Bushing sealing cap : en
  • US2078882A - Method for the preparation of fuel oil : en
  • CH190545A - Process for the preparation of a double compound from 3,5-dimethyl-isoxazole-4-carboxylic acid diethylamide and p-oxybenzoic acid calcium. : de en
  • US2078239A - Ether resins : en
  • AT149359B - Process for the preparation of organic bismuth compounds. : de en
  • FR812041A - Process for the preparation of an unsaturated ketone of the series of cyclopentano-polyhydro-phenanthrenes : en fr
  • FR812168A - Headlight or lantern holder, for bicycle : en fr
  • PL24634B1 - Filing cabinet. : en pl
  • US2078676A - Control system : en
  • AU216478B2 - Improvements in or relating toan article for adherent vulcanization to rubber : en
  • US2078613A - Portable device for holding wearing apparel when not in use : en
  • US2078664A - Potential supply system : en
  • CA365739A - Streamline motorcycle body : en fr
  • PL24749B1 - Poured galvanic cell. : en pl
  • US2078778A - Electrical resistor unit : en
  • US2078658A - Method of making nut blanks : en
  • CH190454A - Ski pole. : de en
  • CH190457A - Suspension device for swing. : en fr
  • US2078587A - Foldable support for ironing tables : en
  • US2078805A - Permanent magnet dynamo-electric machine : en
  • US2078729A - Structural gyroscopic phenomena : en
  • AT149330B - Method for incorporating elements such as carbon, nitrogen, phosphorus, silicon, boron and mixtures of these at least in surface layers of objects. : de en
  • AU100807B2 - Improvements in or relating to ladders : en
  • US2078802A - Heating control : en
  • AT149340B - Process for the production of patterned transparent effects on textile structures by the localized action of a concentrated, concentrated chlorine zinc solution. : de en
  • DK53013C - Directions. : da en
  • AT149339B - Process for the production of plain bearing materials with a fine structure. : de en
  • CA365684A - Photographic emulsion : en fr
  • CH190450A - Stands for writing implements. : de en
  • US2078842A - Automatic telephone system : en
  • DK53012C - Commissioning mechanism for Gravel Devices for Automobiles. : da en
  • CH190378A - Duvet. : de en
  • DE644237C - Spindle sealing of inlet valves for steam turbines : de en
  • PL24714B1 - : en pl
  • FR812179A - Improvements to the stretching of textile wicks : en fr
  • PL24647B1 - Device for controlling the course of activities, repeated many times. : en pl
  • US2078795A - Method and apparatus for melting : en
  • AT149447B - Fuzes for hand grenades and other projectiles. : de en
  • CH190400A - Laundry detergent. : de en
  • DE643907C - Process for the production of three-dimensional structures of relatively great height from fiber material : de en
  • DE644213C - Welt cutting machine : de en
  • US2078554A - Elastic wheel for vehicles in general : en
  • USD104325S - Design for a radio lamp : en
  • US2078414A - Open mesh bag : en
  • US2078634A - Nozzle : en
  • USD104268S - Design fob a ring ob similar abticle : en
  • DE644160C - Mobile compressor system : de en
  • DE644301C - Coupling consisting of a shackle, coupling hook and coupling ring for conveyor and small railroad cars : de en
  • FR812100A - Linear and direct transmission of muscle power : en fr
  • US2078540A - Air conditioning system : en
  • US2078764A - Non-skid device for vehicle wheels : en
  • USRE20344E - Type card fob printing machines : en
  • DE644264C - Machine and method for manufacturing packaging : de en
  • USRE20341E - Humidifier : en
  • DE644411C - Device for chopping nuts and almonds : de en
  • US2078720A - Positive drive mechanism : en
  • US2078624A - Lady's handbag : en
  • US2078700A - Vehicle anchoring device : en
  • ES143463A3 - Improvements in inexpensive stoves for coal or other solid combustible materials. : en es
  • FR811945A - Gas control valve : en fr
  • GB464876A - Improvements in or relating to apparatus for playing games : en
  • FR811944A - Tap : en fr
  • GB464929A - Improvements in or relating to means for forming glass bottles, jars and the like : en
  • DE643800C - Process for the preparation of AEthylidene diacetate : de en
  • DE644169C - Method and device for the production of decorative strips with a coating made of plastic material and having a pattern : de en
  • GB464845A - Numbering heads : en
  • GB465016A - Carriage-feed mechanism for typewriters : en
  • GB465093A - Improvements in apparatus for giving an indication of the presence of inflammable gases and vapours : en
  • DE644352C - Method and device for drawing stitches in circular knitting machines : de en
  • DE644347C - Contact device coupled to the shaft of an alternator for switching the generated alternating current on and off in any fixed, adjustable phase position : de en
  • DE644212C - Oxygen breathing apparatus with lung-controlled oxygen supply : de en
  • ES143516A1 - Procedure for obtaining condensation products. : en es
  • GB465013A - Improved apparatus for filling tubes or similar containers : en
  • GB465043A - Method and apparatus for effecting the transfer of volatile material from a region of low pressure to a region of higher pressure : en
  • US2078283A - Corn pad : en
  • FR812105A - Relay insensitive to asymmetric currents : en fr
  • US2078443A - Oscillating device for egg containers : en
  • US2078667A - Automatic control system for phase-advancing means : en
  • GB465032A - Improvements in or relating to hair curlers : en
  • GR6471B - CONSTRUCTION SYSTEM FOR GEOGRAPHICAL MAPS AND NOT : el en
  • US2078464A - Hose grip : en
  • US2078895A - Vibratory electric motor : en
  • US2078433A - Lead feeding pencil : en
  • US2078777A - Method and apparatus for processing rubber : en
  • FR812042A - Sex hormone purification process : en fr
  • GB464781A - Improvements in or relating to photographic cameras : en
  • GB465101A - Improvements in straight bar knitting machines and in the production of fabric or articles thereon : en
  • AT149415B - Track closer. : de en
  • CA365669A - Sound reproducing apparatus from record films : en fr
  • AT149302B - Expansion body for overcurrent circuit breakers with thermal tripping. : de en
  • GB464871A - Improvements in and relating to electric induction motors : en
  • GB464889A - Hinge for doors of vehicles and the like : en
  • FR812058A - Closed fuse circuit breaker comprising several fuse conductors connected in parallel : en fr
  • FR812075A - Device for the manufacture of tubular electric heaters : en fr
  • GB465073A - Improvements relating to the mounting of ammeters or similar electrical instruments in enclosed motor-protective and other switch-gear units : en
  • IE14295L - Railway signalling. : en
  • DE644286C - Container for photographic paper in roll form : de en
  • DK53016C - Plant for transhipment of goods. : da en
  • FR812152A - Parachute : en fr
  • GB465090A - Colour photography or kinematography : en
  • DE644298C - Process for the preparation of engine propellants : de en
  • GB465046A - An adaptable fire grate with fret intended to be used in connection with varying sized spaces available for open heating grates : en
  • US2078548A - Electric heating system : en
  • US2078695A - Automatic lathe and fluid circuit : en
  • US2078253A - Electric snap switch : en
  • CA365665A - Coloured photographic material : en fr
  • CH190349A - Mower cutting unit. : de en
  • GB464904A - Improvements in and relating to motor vehicles : en
  • US2078378A - Apparatus for and method of cooling a printing couple : en
  • USD104317S - Design fob a lace tablecloth : en
  • GB465055A - Improvements in or relating to electric oscillators : en
  • FR811978A - Lantern holder for cycles : en fr
  • GB464959A - Improvements in tandem bicycle frames : en
  • FR812003A - Needle enhancements for looms : en fr
  • US2078596A - Mechanism to aid steering : en
  • ES143510A1 - Improvements in frequency reducing systems. : en es
  • CH190418A - Apparatus for the separation of materials of different specific gravities suspended in a liquid. : en fr
  • PL24688B1 - A method of printing protections for ester salts of vat leuco dyes. : en pl
  • PL24760B1 - A method of introducing artificial threads with a rotating nozzle and an apparatus for carrying out the method. : en pl
  • USD104257S - Design for a combined constellation : en
  • CH190370A - Espagnolette closure. : de en
  • CH190612A - Process for the preparation of a heterocyclic condensation product. : de en
  • US2078470A - Machines for making records on statistical cards : en
  • AU100791B2 - Improvements in wave filters using mechanical vibratory elements : en
  • AT149384B - High frequency lighter. : de en
  • AU100827B2 - Improvements in or relating to devices for generating a voltage increasing linearly withthe time : en
  • CH190598A - Device for treating low-viscosity food products by means of air to be introduced into them in finely divided form. : de en
  • US2078287A - Variable speed transmission and two speed planetary gear : en
  • DE644238C - Process for the production of amalgam printing forms : de en
  • FR812032A - Process for the preparation of beta-dialkoylcarbonamides from camphresulfonyl-nu-alkyl-pyridines : en fr
  • CH190601A - Slider for zippers. : de en
  • PL24730B1 - Airplane with wings with a variable lift surface. : en pl
  • CH190356A - Isolation plate for damping the reverberation effect in rooms : de en
  • US2078633A - Banding machine : en
  • US2078655A - Process for breaking petroleum emulsions : en
  • US2078255A - Hydraulic shock absorber : en
  • US2078770A - Parking tower : en
  • US2078867A - Detection device for sprocket holes of motion picture films : en
  • US2078240A - Manufacture of safety explosives : en
  • US2078382A - Playing ball : en
  • US2078335A - Machine for scaling lumber : en
  • US2078498A - Dentifrice : en
  • US2078774A - Apparatus for settling and sealing material in packages : en
  • CH190471A - Method and device for the cold pilgrimage of pipes. : de en
  • CH190606A - Process for the production of acetic anhydride. : de en
  • CH192624A - Counter watch. : en fr
  • US2078264A - Explosive : en
  • US2078242A - Muffling device : en
  • US2078345A - Universal time indicating clock : en
  • US2078879A - Fittings for plumbing systems : en
  • AT149353B - Process for the production of pressed bodies from urea-formaldehyde condensation products. : de en
  • PL24635B1 - Electric drive device Single for weaving mechanical looms. : en pl
  • US2078815A - Hinge : en
  • USD104282S - Design fob a dress : en
  • US2078350A - Electrophonic stringed instrument : en
  • US2078492A - Compensating draft coupling for tractors and trailers : en
  • US2078280A - Load transmission joint with rubber sealing cap : en
  • CA365670A - Artificial leather : en fr
  • CH190639A - Device for automatically unblocking the nozzle of a fluid fuel heating appliance. : en fr
  • US2078432A - Camera : en
  • US2078886A - Mixed textile material and method of making same : en
  • US2078223A - Machine for forming and applying liquid spray : en
  • US2078677A - Lighting control : en
  • US2078854A - Boundary layer air control : en
  • US2078918A - Sound recording : en
  • US2078684A - Motor control system : en
  • PL24729B1 - The method of producing artificial mass. : en pl
  • DE644304C - Process for the temporary isolation of exposed, live metal parts : de en
  • CH190527A - Ignition cones for oil burners, in particular for air atomizer burners. : de en
  • US2078310A - Snow removing attachment for trucks : en
  • US2078861A - Manufacture of azo dyestuffs : en
  • FR812052A - Improvements to electro-optical systems : en fr
  • GB465023A - Improvements in apparatus for maintaining constant a physical condition : en
  • US2078704A - Highway guardrail construction : en
  • CH190407A - Device for protecting the fabric parts of clothing items lying on the lower edge of the armhole. : de en
  • US2078906A - Carton and blank for forming the same : en
  • AU394736A - Improvements in or relating to ladders : en
  • DE644359C - Vulcanizing press : de en
  • DE644373C - High boots : de en
  • DE644216C - Telephone time announcement : de en
  • DE644219C - Machine for the production of thin-walled hollow bodies : de en
  • DE644341C - Upper cover for impression cylinder lifts : de en
  • US2078294A - Excavator : en
  • US2078463A - Cam grinding machine : en
  • US2078693A - Expansion, contraction, and construction joint for concrete pavements and the like : en
  • US2078614A - Multistage ejector : en
  • CA365618A - Electric soldering iron : en fr
  • CH190611A - Process for the preparation of 2-methyl-3-methylaminoquinoline. : de en
  • US2078606A - Thermal insulation for valved pipe installation : en
  • CH190636A - Roller skate. : de en
  • GB464784A - Method of and means for charging high-speed rotary furnaces : en
  • US2078569A - Adjustable die and blade for the same : en
  • PL24637B1 - Method of making horizontal and vertical metal-bituminous insulation of building walls. : en pl
  • US2078910A - Adhesion of rubber : en
  • US2078668A - Low-loss dynamo-electric machine : en
  • CA365633A - Flotation process : en fr
  • CH190498A - Device for the preparation of a combustible mixture for an internal combustion engine. : en fr
  • CH190416A - Device for regulating the supply of air, in particular to smoke chambers. : de en
  • CH190488A - Construction element provided with recesses. : de en
  • PL24643B1 - Brake pad with replaceable friction pad. : en pl
  • US2078375A - Check valve : en
  • FR812007A - Improvements to motor synchronizers : en fr
  • DE644389C - Process for the production of a linoleum-like covering material : de en
  • BE420669A - : en
  • CA365768A - Sealable envelope : en fr
  • US2078852A - Coil spring cushion fender for automobiles : en
  • PL24670B1 - : en pl
  • US2078309A - Apparatus for drying seed cotton : en
  • US2078659A - Rivet feed : en
  • USD104301S - Design for a garment hanger : en
  • DE644310C - Process for hardening the surfaces of rubber goods : de en
  • AT149386B - Device for the production of cigarette filter plugs. : de en
  • AT149310B - Electric discharge tube. : de en
  • PL24761B1 - Window and door seal. : en pl
  • US2078473A - Bushing material : en
  • US2078485A - Composite highway beam construction : en
  • US2078902A - Call box : en
  • CH190494A - Injection internal combustion engine with compression ignition. : de en
  • CH190496A - Valve control for internal combustion engines with two spring-loaded inlet and outlet valves each. : de en
  • CA365708A - Closure and weatherstrip : en fr
  • GB464847A - Improvements relating to centrifugal spraying machines : en
  • GB464880A - Improvements in or relating to control systems for variable speed electric motor drives : en
  • ES143502A1 - IMPROVEMENTS IN DEVICES TO GRADUATE SEATS IN AUTOMOBILES : en es
  • FR812123A - Tire valve cap : en fr
  • FR812132A - Glass forming machine : en fr
  • US2078338A - Seat structure for kitchen cabinets : en
  • GB465024A - Process for the catalytic hydrogenation of polymers of unsaturated hydrocarbons : en
  • GB465158A - Improvements in or relating to apparatus for controlling the operation of machine tools using fixed or movable cutters : en
  • US2078226A - Wire fabric making machine : en
  • DE644295C - Tissue measuring machine : de en
  • PL24657B1 - Device for twisting profiled wire. : en pl
  • GB464838A - Improvements in the manufacture of artificial filaments, foils and the like by wet spinning processes : en
  • USD104237S - Design for a battery selector : en
  • US2078823A - Tandem helicopter : en
  • GB465086A - Improved device for erecting building constructions comprising superposed pre-assembled portions : en
  • PL24641B1 - Gas heating burner with high calorific value. : en pl
  • FR811979A - Articulated coupling : en fr
  • DE644162C - Ceramic heating clip : de en
  • US2078237A - Processes for the production of ascorbic acid : en
  • US2078758A - Hair waving heater : en
  • USD104279S - Design for a cooking range : en
  • PL24748B1 - Defogging device. : en pl
  • US2078911A - Adhesion of rubber : en
  • DK52998C - Adjustable Movement Mechanism for Stoker's Fuel Transport Body. : da en
  • FR812189A - Process for manufacturing objects made of agglomerated refractory granular ceramic materials and resulting products : en fr
  • GB464955A - Containers or storage vessels for beer or the like : en
  • US2078534A - Cyclic acetals and process for producing same : en
  • DE644227C - Process for the production of lacquers and plastic compositions containing cellulose esters : de en
  • US2078820A - Tool holder : en
  • CH190375A - Cleaning and washcloths. : de en
  • US2078286A - Fuel injection system for internal combustion engines : en
  • US2078903A - Seat for valves : en
  • US2078358A - Brush and method of making the same : en
  • US2078856A - Process for the preparation of high molecular thio-ethers : en
  • USRE20345E - Thermionic relay tube system : en
  • GB465072A - Improvements in, or relating to, electrical switches of the type in which oil-immersed contacts are used : en
  • US2078241A - Production of furfural : en
  • FR811946A - Device for settling, diluting and recovering certain heavy materials such as gold, device for mixing and emulsifying : en fr
  • FR812156A - Apparatus for removing liquid fats supernatant of higher density liquid : en fr
  • PL24716B1 - : en pl
  • DE644291C - Flat steel twist cord : de en
  • GB464992A - Improvements in or connected with the production of animated cartoon films : en
  • PL24723B1 - : en pl
  • PL24742B1 - Method for separating sugar from molasses by the Steffen method and an apparatus for carrying out the method. : en pl
  • US2078412A - Tuning indicator arrangement : en
  • US2078481A - Auxiliary air inlet : en
  • AU100936A - Improvements relating to wrappers, labels and the like : en
  • CA365763A - Packing : en fr
  • US2078545A - Process for the production of halogenation products of rubber and like substances : en
  • CA365726A - Resilient transmission disk : en fr
  • CH190397A - Process for the production of knitted fabrics on Milanese knitting machines with perforated needles. : de en
  • US2078830A - Manufacture of abrasive articles : en
  • GB465116A - Electric coupling device for tapping supply mains : en
  • US2078520A - Adjustment mechanism for inking apparatus : en
  • GB465127A - Improvements relating to the testing of electric circuits : en
  • FR812076A - projection screen : en fr
  • GB465058A - Improvements in voltage regulating relays : en
  • PL24705B1 - Freewheel hub with reverse brake. : en pl
  • US2078235A - Hydraulic apparatus : en
  • US2078585A - Shears for cutting sheet metal : en
  • USD104288S - Design for a sewing back : en
  • CA365651A - Oil well treating method : en fr
  • GB464870A - Improved reflector lamp for the illumination of long and narrow surfaces : en
  • FR812016A - Automatic tilting device for headlights : en fr
  • FR812026A - Improvements to internal combustion engines : en fr
  • GB464957A - A process for effecting the catalytic dehydrogenation of hydrocarbons : en
  • FR811973A - Strobe device : en fr
  • FR812008A - Fertilizer product consisting of the mixture of an improving substance, preferably basic, with any organic residue : en fr
  • CA365727A - Fuel tank cap lock : en fr
  • CH190564A - Nurse call system for AC operation. : de en
  • CH190605A - Process for the production of crotonic anhydride. : de en
  • US2078457A - Carbon indicator for writing machines : en
  • US2078904A - Cloth shrinking : en
  • US2078465A - Joint for circulators : en
  • US2078639A - Smokehouse : en
  • US2078713A - Segment railway bearing : en
  • US2078853A - Removable dental bridge : en
  • DE644198C - Device for regulating direct current motors fed by grid-controlled discharge vessels using a choke coil that is controlled as a function of the load current : de en
  • FR811989A - Continuous draft for locomotives : en fr
  • US2078834A - Radio scrip control device : en
  • AU382636A - Improvements in socket legs for revolving chairs : en
  • CH190355A - Process for the production of insulating panels from pieces of cork. : de en
  • CH190573A - Adjustable hot air switchover device on fresh air heating systems for vehicles. : de en fr
  • GB464927A - Improvements in and relating to thermostatic control devices : en
  • CH190596A - Vegetable slicer with adjustable cutting height, equipped with slicing, strip and colored cutting knife. : de en
  • US2078760A - High voltage generator : en
  • US2078586A - Device for illuminating microscopic objects : en
  • PL24725B1 - Centrifugal regulator that controls the brake switching device of high-speed vehicles. : en pl
  • US2078766A - Unit heater : en
  • CH190512A - Self-starting synchronous small motor with multi-pole stator. : de en
  • DE644371C - Bonnet lock for motor vehicles : de en
  • PL24735B3 - The method of producing lacquer dyes. : en pl
  • DE644284C - Heating pad with several heating circuits that extend over the whole pad and can be connected in parallel : de en
  • CH190630A - Process for the production of an indigoid dye. : de en
  • CA365744A - Wire splicer : en fr
  • US2078702A - Device for coring, dividing, and condensing ingots of cruciform crosssection : en
  • US2078871A - Machine tool : en
  • FR812119A - Internal combustion engine with compression of the air charge, especially for automobiles : en fr
  • DE644285C - Process for obtaining polymerization products from styrene : de en
  • AU100812B2 - Improvements in and relating to single or multiple disc ploughs : en
  • GB464777A - Improvements in uniting metal parts by casting : en
  • CH190419A - Method and device for separating physical mixtures. : de en
  • CH190518A - Frame for electric time switches. : de en
  • GB464891A - Improved arrangements for actuating a power member in accordance with the movement of a control member : en
  • CH190393A - Wire rope strand with three or more layers of wire. : de en
  • FR812170A - Incoming and solder metal wire for glass vessels : en fr
  • PL24747B1 - Process for the preparation of pregnenolones of the formula C21H32O2 : en pl
  • US2078660A - Rivet setting machine : en
  • CH190465A - Telescope composed of refractive and reflective systems. : de en
  • GB465097A - Process for the continuous production of metallic magnesium by thermal reduction : en
  • GB465185A - Television transmitter : en
  • AT149444B - Closure for bottles, tubes or the like. : de en
  • US2078703A - Vehicle brake : en
  • US2078260A - Sewage treatment : en
  • US2078627A - Manufacture of dicalcium phosphate : en
  • US2078708A - Ore reducing machine : en
  • AT149433B - Impact fuse for projectiles and hand grenades. : de en
  • US2078331A - Transformer : en
  • US2078497A - Food handling apparatus : en
  • US2078603A - Timing device for telephones : en
  • US2078846A - Battery terminal clamp : en
  • USD104328S - Design for a blouse : en
  • FR812096A - Device for the manufacture of tubular electric heating elements : en fr
  • CH190389A - Lids for cookware. : de en
  • CH190478A - Process for the production of cold-formed objects from iron, steel and their alloys. : de en
  • GB464834A - Process for the manufacture of caustic soda : en
  • US2078256A - Preventing corrosion of metals in aqueous systems : en
  • US2078742A - Offset preventing mechanism : en
  • US2078791A - Electric valve translating circuit : en
  • US2078860A - Dairyman's air-relief tool : en
  • US2078901A - Self feeding carburetor : en
  • ES143481A1 - A new process for the manufacture of caustic soda. : en es
  • ES143483A1 - Procedure for the preparation of hydrocarbons. : en es
  • FR812195A - Improvements to tires : en fr
  • BE420802A - Tennis racket : en nl
  • CA365638A - Anthraquinone dyestuff : en fr
  • CH190360A - Floating rail joint for rails placed on chairs. : de en
  • CH190621A - Process for the preparation of an azo dye. : de en
  • AT149450B - Centrifugal drive for detonators. : de en
  • USD104326S - Design for a bridge for an ophthal : en
  • AT149412B - Switching device for reversing gear in connection with hydraulic change gears. : de en
  • CH190421A - Process for the preparation of aluminum ethylate. : de en
  • BE420391A - : en fr
  • GB465092A - Improvements in or relating to edge-folding machines for shoe uppers : en
  • GB465202A - Improvements in bases for electric switches : en
  • AT149321B - Shock absorbing device for multi-piston liquid meters. : de en
  • AT149420B - Device for fully automatic control of the fuel supply to the furnace with different grate loads. : de en
  • US2078272A - Apparatus for manufacturing saturated sheeted fibrous structures : en
  • US2078716A - Baking pan unit : en
  • US2078780A - Feeding device : en
  • USD104302S - Design for a piano case : en
  • AT149434B - Water heater. : de en
  • US2078656A - Book indexing machine : en
  • USD104266S - Design fob a textile fabric or : en
  • FR812143A - Improvements in the production of road surfaces and other surfaces, building materials, blocks, slabs, tiles and the like : en fr
  • US2078673A - Alternating current motor control system : en
  • US2078755A - Coating fuel to prevent dusting and product thereof : en
  • BE420498A - : en
  • AU100801B2 - Improvements in or relating to the manufacture of celluloid : en
  • CH190361A - Vehicle for clearing material, in particular snow, from roadways. : de en
  • CA365648A - Anhydrous magnesium carbonate : en fr
  • CH190383A - Joint for collapsible metal furniture. : de en
  • GB464940A - Apparatus for the dry purification of a stream of gas : en
  • DE644138C - Process for the production of high-quality gases, in particular from bituminous fuels such as lignite, lignite briquettes or peat : de en
  • AT149394B - Ski with a running layer made of light metal attached to it. : de en
  • CA365682A - Band saw guide : en fr
  • CH190634A - Index sheet with noticeboards. : de en
  • US2078506A - Window construction : en
  • CA365758A - Airplane centrifugal device : en fr
  • AU107436A - Improvements in or relating to devices for generating a voltage increasing linearly withthe time : en
  • AU157936A - Improvements in or relating tothe extraction of volatile hydrocarbons from solid or high boiling point liquid hydrocarbons : en
  • CA365715A - Motor control system : en fr
  • CH190631A - Process for the production of an indigoid dye. : de en
  • BE420427A - : en fr
  • CH190620A - Process for the preparation of an azo dye. : de en
  • DE644368C - Suspension for motor vehicles : de en
  • GB464883A - Improvements in or relating to loading chutes : en
  • CA365659A - Shingle butt trimming mechanism : en fr
  • CH190567A - Double-walled transport vessel for liquids, especially fermentation liquids, e.g. B. Beer. : de en
  • CH190625A - Process for the preparation of a dye. : de en
  • DK52999C - Fishing nets or fishing nets. : da en
  • PL24721B1 - Impactor machine driven by a combustion engine. : en pl
  • FR812190A - Improvements to baby carriages : en fr
  • AT149427B - Lung automatic high altitude breathing apparatus. : de en
  • GB464791A - New rubber compositions : en
  • GB464958A - Process and apparatus for making elastic threads : en
  • CA365743A - Boring tool : en fr
  • CH190443A - Method and device for drying endless webs or sheets, in particular made of paper, printed with ink, in particular gravure ink. : de en
  • US2078327A - Ditcher : en
  • GB465098A - An improved hygienic milk bottle holder : en
  • US2078344A - Jar cap : en
  • US2078399A - Saw set and saw filing gauge : en
  • US2078440A - Salts of 5-pyrazolone-4-amino-methyl-sulphonic acids : en
  • FR812114A - Control motor for batters : en fr
  • FR812117A - Improvements to television and analog systems : en fr
  • DE644159C - Vortex burners for gaseous, liquid or dusty fuels : de en
  • GB465031A - Improvements relating to the mounting and securing of gasholder guide-roller carriages : en
  • CA365664A - Railway car truck : en fr
  • FR811904A - Awnings refinements : en fr
  • US2078726A - Soap and the preparation of an oil for use therein : en
  • USD104289S - Design for a drink mixer : en
  • GB465083A - Improvements in or relating to safety razors : en
  • FR811921A - Regulating device for eliminating upward and downward temperature differences in the steam outlet line of pumped-fluid tubular steam generators : en fr
  • FR812017A - Improvement of tubular pulverizing mills with air sweeping : en fr
  • US2078453A - Mounting for hose couplings : en
  • DE644224C - Electric switch : de en
  • US2078290A - Compacting apparatus : en
  • US2078479A - Water control for boilers : en
  • FR812110A - Telegraph or similar repeater systems : en fr
  • GB465025A - An improved cast metal bath and means for manufacturing the same : en
  • US2078333A - Rotary furnace, kiln, dryer, and the like : en
  • US2078385A - Small receiver : en
  • GB465188A - Improvement in method of making a cosmetic composition : en
  • FR811969A - Regulating valve for vessels intended to contain liquefied hydrocarbons under pressure : en fr
  • US2078914A - Distilling apparatus : en
  • DK52994C - Accumulator battery. : da en
  • GB464800A - Improvements in or relating to alternating current signalling systems : en
  • US2078322A - Oil well pump : en
  • ES143482A1 - Apparatus for emptying barrels containing very thick lubricants or other viscous materials. : en es
  • DE644210C - Device for clamping photographic films in developing frames : de en
  • GB464879A - Improvements relating to collapsible or foldable boxes or cartons : en
  • AT149343B - Regenerative process for the production of sulfur dioxide through absorption. : de en
  • GB464778A - Improvements in pressure gauges : en
  • GB464971A - Improvements in or relating to light-sensitive cell systems for the scanning of sound tracks : en
  • GB465327A - Improvements in means for dismounting the barrels of automatic firearms : en
  • US2078262A - Locomotive : en
  • FR812113A - Improvements to filtration or concentration devices : en fr
  • FR812134A - Method and apparatus for determining the presence and sex of living organisms : en fr
  • GB464807A - Improvements in and relating to the manufacture of metallic tubing : en
  • DE644386C - Device for producing precise bores using a drill rod : de en
  • AT149323B - Cooking device. : de en
  • FR811902A - Braid of straw or the like with fibers or threads partially bonded to the surface : en fr
  • FR812144A - Mobile coverage device : en fr
  • GB465012A - Improvements in or relating to footwear : en
  • FR812166A - Bushing or the like of graphite charcoal for use as a seal, fur, etc. : en fr
  • US2078845A - Safety razor and vibratory motor therefor : en
  • USD104265S - Design fob a textile fabric : en
  • US2078776A - Glass-to-metal seal : en
  • AT149387B - Fishing pull for attaching dead bait fish. : de en
  • CH190423A - Process for the production of a new azo dye. : de en
  • US2078869A - Electroplating process : en
  • US2078891A - Closure for receptacles : en
  • US2078837A - Mechanism for utilizing the energy : en
  • USD104311S - Design for lace : en
  • DE644205C - Heat storage clip for creating permanent hair waves using falling heat : de en
  • US2078469A - Loudspeaker : en
  • FR812050A - Improvements to telephone systems and in particular to telephone systems comprising common lines or shared lines : en fr
  • FR812162A - Device for carrying out electrolyses in the molten state : en fr
  • US2078405A - Vehicle signal switch : en
  • US2078551A - Heel and cushion connecter : en
  • US2078857A - Clothesline pulley : en
  • FR811953A - Process for the production of metallic magnesium : en fr
  • IE14107L - Springing of rear-engined vehicles : en
  • US2078782A - Hydrant : en
  • US2078800A - Paper break detector : en
  • US2078866A - Supporting standard : en
  • DE644318C - Method and device for the production of wood veneer paper, in particular wood veneer wallpapers : de en
  • AT149430B - Cantilever encapsulated or semi-encapsulated oxygen gas protection device with lung-automatic control. : de en
  • US2078458A - Mothproofing compositions of matter : en
  • CH190524A - Arrangement with cathode ray tube. : de en
  • CA365679A - Firearm adjusting mechanism : en fr
  • FR812183A - Shells for the placement of obstacles and obstacle curtains against airplanes : en fr
  • GB464836A - Blended pigments : en
  • US2078393A - Portable crane : en
  • US2078781A - Time switch : en
  • CH190514A - Cable distribution box with a lid sealed by means of a liquid. : de en
  • US2078740A - Cleaning device for coil, systems : en
  • AT149442B - Folder for the contents of boxes with hinged lids. : de en
  • PL24694B1 - Electrolytic capacitor. : en pl
  • US2078649A - Motor control system : en
  • USD104245S - Design for a scarf : en
  • US2078499A - Cooling system for internal combustion engines : en
  • CA11444S - Porcelain enamel sign and frame : en
  • CH190499A - Safety device for motor vehicles. : en fr
  • AU376136A - Elastic plaster bandages : en
  • AT149421B - Device for generating foam jets for fire extinguishing purposes and associated adjustable mouthpiece. : de en
  • FR812091A - Process for the distillation of coal and other similar materials : en fr
  • AT149389B - Friction wheel lighter. : de en
  • DE644400C - Electrical installation switch : de en
  • CA365730A - Fruit juice evaluating process and apparatus : en fr
  • US2078744A - Adjustable picture frame : en
  • GB465057A - Improvements relating to vacuum braking apparatus : en
  • PL24727B1 - Folding ironing table, : en pl
  • US2078284A - Self-leveling mounting for piezoelectric elements : en
  • US2078835A - Resilient wall : en
  • GB464841A - Recording apparatus combined with gas meters : en
  • US2078450A - Perpetual calendar : en
  • AU100826B2 - Improvements in receiving apparatus of television accompanied by sound : en
  • CA365688A - Refrigerator : en fr
  • CA365723A - Electric circuit testing device : en fr
  • FR812149A - Knitting and its manufacturing process : en fr
  • DE644200C - Device for switching on and off the high-voltage side and for regulating the current of electric light tubes : de en
  • DE644308C - Transformer for continuous voltage regulation for resistance welding : de en
  • DE644399C - Toggle switch : de en
  • FR811960A - New device for taking blood pressure : en fr
  • FR811980A - Tread casing with non-slip grooves and ribs for pneumatic tires on vehicle wheels : en fr
  • CA365711A - Hydraulic turbine : en fr
  • CA365662A - Resinous condensation product : en fr
  • CA365668A - Abrasive disc tool : en fr
  • CH190602A - Slider for zippers. : de en
  • CA365735A - Animal training device : en fr
  • DE644190C - Trio rolling mill, which is equipped with a rocker table and tipping channels : de en
  • CH190489A - Manufacturing process for ball and roller bearings. : en fr
  • CH190522A - Electric steam rectifier. : en fr
  • CA365749A - Container : en fr
  • CA365778A - Joint forming apparatus : en fr
  • US2078332A - Earth carrying vehicle : en
  • US2078912A - Churn dasher and mixer : en
  • USD104246S - Design for a spray apparatus for : en
  • CA365707A - Railway car : en fr
  • CH190577A - Mobile auxiliary device for changing wheels on vehicles. : de en
  • CH190544A - Mixture suitable for creating permanent hair waves. : de en
  • AU380336A - Means for spreading rows of cotton, twine, fine wire or the like : en
  • AT149329B - Loss indicator for liquid and gas lines. : de en
  • US2078483A - Pump construction : en
  • CA365677A - Fender guide : en fr
  • AT149365B - Process for improving tars. : de en
  • CH190550A - Electrically heated sterilization device with electrical timer for monitoring the sterilization process. : de en
  • CH190610A - Process for the preparation of sulfonated perhydro-2-methyl-4-a-menaphthylphenol. : de en
  • GB464990A - A process of manufacturing sheet metal baths : en
  • BE420311A - : en
  • DK52996C - White Remedies for the Prevention of Mold Formation and Procedure for Its Production : da en
  • CA365694A - Multi-range inductive tuning system : en fr
  • AU148936A - Improvements in and relating to single or multiple disc ploughs : en
  • DE644181C - Double row roller bearing : de en
  • US2078519A - Piston ring for oil control and compression : en
  • CH190425A - Process for the preparation of an azo dye. : de en
  • CA365620A - Granulated lime nitrogen : en fr
  • CA365750A - Belt or chain tensioning device : en fr
  • AT149325B - Method for determining the degree of rigidity of fresh concrete. : de en
  • CA365642A - Electric switch : en fr
  • CH190432A - Process for applying a metal coating to at least one of the two wall surfaces of a steel pipe and device for carrying out this process. : de en
  • GB464898A - Improved safety clip device for use on ordinary common gas taps or cocks : en
  • CH190353A - Device for removing and killing vermin on animals, in particular lice. : de en
  • DE644387C - Chuck for drilling winches : de en
  • AT149379B - Process for making photosensitive emulsions. : de en
  • AU100797B2 - Heat exchange apparatus : en
  • CA365691A - Disc harrow : en fr
  • CA365770A - Moulding mixture : en fr
  • CH190386A - Liquid soap dispenser. : en fr
  • CH190456A - Board game for four or eight people. : de en
  • US2078409A - Spanner wrench : en
  • AU2262956A - Improvements in or relating toan article for adherent vulcanization to rubber : en
  • CA365619A - Sulphite cellulose : en fr
  • AU108036A - Improvements in wave filters using mechanical vibratory elements : en
  • US2078471A - Stove construction : en
  • AT149426B - Long-life furnace for heavily smoldering fuel, especially lignite. : de en
  • CH190586A - Wheel train intended primarily for railway vehicles. : en fr
  • CH190515A - Insulating device for electrical overhead lines. : de en
  • US2078619A - Wrapping machine : en
  • AT149419B - Locking device for crank interlockings. : de en
  • PL24743B1 - Vehicle heating device. : en pl
  • US2078541A - Process for tempering glass : en
  • FR812053A - Process for the preparation of aromatic derivatives having bactericidal properties : en fr
  • CH190569A - Rifle. : de en
  • AT149364B - Process for curing polyacrylic acid or its derivatives. : de en
  • AU182636A - Improvements in telephone or like systems employing finder switches : en
  • AU267136A - Charge storage dissector : en
  • CA365667A - Clay suspension resolution : en fr
  • DE644164C - Scale with movable links : de en
  • AT149360B - Process for the preparation of esters of 2-phenylquinolinearboxylic acids- (4). : de en
  • AU100811B2 - Improvements relating to wrappers, labels and the like : en
  • CH190511A - Transformer with controllable spread. : de en
  • AU146236A - Improvements in or relating to eyelets : en
  • AT149372B - Method of copying with the help of positive diazo type layers. : de en
  • DE644255C - Device for joint actuation of several, e.g. B. two control apparatus for hoists enclosed in a watertight housing : de en
  • DE644268C - Embossing device : de en
  • DE644241C - Narrow-gauge carriage undercarriage frame made entirely of sheet metal : de en
  • US2078392A - Combination book cover and book marker : en
  • CA365721A - Lift : en fr
  • US2078328A - Windshield for automobiles : en
  • CA365755A - Egg handling tray : en fr
  • US2078482A - Bottom hole intermitter : en
  • AT149380B - Process for the production of smooth and shiny surfaces on bodies made of fibrous materials and lime-splitting or lime-containing binders. : de en
  • PL24758B3 - Vertical retort for degassing coal or similar materials, : en pl
  • CH190533A - Drills, in particular for dental purposes. : de en
  • US2078878A - Chicle substttute : en
  • CH190615A - Process for the preparation of an 11-oxyfluoranthene monisulfonic acid. : de en
  • CA365700A - Mercury dispensing unit : en fr
  • DE644269C - Shoe heel consisting of rubber padding and running plate : de en
  • GB464884A - Improved medication of sheets or webs of paper, fabric or like materials, or of articles made of such materials : en
  • GB464867A - Protective means for electrical measuring instruments : en
  • GB464894A - Improvements in or relating to piezo-electric crystals : en
  • AT149445B - Holding device for alkaline cartridges in breathing apparatus. : de en
  • US2078721A - Device for shrinking cloth : en
  • US2078872A - Machine for laying protecting paper over plants : en
  • GB464811A - Improvements in or relating to the construction of seats, mattresses and the like : en
  • CA365698A - Glass gathering apparatus : en fr
  • US2078436A - Abrasive wheel and method of manufacture : en
  • US2078289A - Cement flooring construction method and apparatus : en
  • USD104233S - Panel fob a lighting fixture : en
  • CH190374A - Lightweight portable liquefied gas stove. : en fr
  • CA365636A - Dioxazine dyestuff : en fr
  • CH190445A - Process for the production of printed annual calendar strips and similar time strips. : de en
  • CH190466A - Watch winder. : en fr
  • CH190422A - Process for the production of aromatic sulfones from aromatic sulfonic acids in a vacuum. : de en
  • CA365724A - Serial picture photography equipment : en fr
  • US2078326A - Liquid projecting device : en
  • CA365655A - Run-proof hosiery knitting mechanism : en fr
  • PL24756B1 - Process for the preparation of calcium salt of 2,3-dioxybutyric acid. : en pl
  • PL24772B1 - Electric generator of relaxation vibrations. : en pl
  • USRE20339E - Cleaner for oil burners : en
  • CA365612A - Demountable automobile body : en fr
  • CH190437A - Multi-day tear-off calendar with an eye-catcher for the respective day field. : de en
  • DE644412C - Button for displaying tolerances : de en
  • DE644186C - Rodless hip holder with suspenders : de en
  • GB464954A - Improvements in noise-preventing devices for liquid valves or cocks : en
  • FR812066A - Safety device for mining machines operating with controlled discharge devices : en fr
  • AT149431B - Steam heating device. : de en
  • CH190622A - Process for the production of a new anthraquinone dye. : de en
  • US2078389A - Flat varnish : en
  • US2078525A - Method of penetrating fibrous material : en
  • US2078715A - Oscillating mechanism for the oscillating wires or sieves of paper making and other machinery : en
  • US2078831A - Production of abrasive material : en
  • USD104293S - Design for a bicycle mud guard or : en
  • CH190351A - Water sprinkler. : de en
  • PL24707B1 - Receiving translation of acoustic pulses in automatic and semi-automatic telephone devices. : en pl
  • US2078319A - Switching device : en
  • CA365737A - Tobacco pipe : en fr
  • DE644172C - Slave clock with continuous time display between the increments made by the master clock : de en
  • AT149341B - Process for improving the adhesiveness and service life of coatings of paint, paint and the like. Like. On corrosive heavy metal surfaces, especially those of iron and iron alloys. : de en
  • FR812182A - Improvements to refrigerated cabinets cooled by heat-actuated refrigeration devices : en fr
  • CH190382A - Collapsible easel. : de en
  • US2078341A - Boiler control : en
  • DE644191C - Method for filling in the folding gap on the folding flange of a piercing lid : de en
  • GB465063A - Improvements in, or relating to, contact members for electrical switches of the smaller kind : en
  • CA365766A - Sled guard : en fr
  • GB464805A - Improvements in or relating to nursery or high chairs and carriages or runabouts for babies : en
  • DE644325C - Arrangement to keep the consumer voltage constant despite fluctuating mains voltage : de en
  • DE1405708U - : de en
  • US2078323A - C-amino-substituted barbituric : en
  • CA365625A - Gaseous electric discharge device : en fr
  • CA365731A - Lobster claw lock : en fr
  • PL24644B1 - A method of producing a preventive agent against trippe and syphilis. : en pl
  • AT149373B - Process for the production of rubber products or the like. : de en
  • BE420763A - : en
  • FR811937A - Fixing device for wood or other materials : en fr
  • FR811943A - Lock enhancements : en fr
  • CA365757A - Papermakers' felt : en fr
  • CH190587A - Mercury switches, especially for crossing signals in railway safety. : de en
  • US2078316A - Vibrator : en
  • CA365621A - Wheel guard : en fr
  • CH190584A - Chain shifting device on bicycles with chain drive. : de en
  • DK53000C - Vacuum cleaner filter. : da en
  • US2078366A - Method of and apparatus for striping wheels : en
  • US2078641A - Doughnut cooking machine : en
  • US2078654A - Process for breaking petroleum emulsions : en
  • US2078681A - Shelf structure : en
  • AU149736A - Improvements in and apparatus forthe manufacture and production of hydrocarbons from carbon monoxide and hydrogen : en
  • FR811911A - Condensation products and their aqueous solutions and process for preparing these substances : en fr
  • FR812015A - Propeller refinements : en fr
  • GB464780A - Improvements relating to vacuum braking apparatus : en
  • US2078279A - Process for making titanium dioxide : en
  • USD104247S - Design for an oven front : en
  • FR811954A - Device preventing the production of molten metal during electric welding, more particularly applicable to the manufacture of metal bulbs for electronic discharge tubes : en fr
  • FR812172A - Device for transversely cutting continuous bands : en fr
  • FR811942A - Steam powered emergency plant : en fr
  • GB464950A - Improvements in electric cable systems : en
  • US2078247A - Catalytic conversion of higherboiling hydrocarbons into lower-boiling hydrocarbons : en
  • USD104255S - Design for a cigarette : en
  • AT149342B - Process for melting and casting magnesium and magnesium-rich alloys. : de en
  • PL24734B1 - A device for drying the heads of corked bottles before sealing them. : en pl
  • PL24774B1 - Box duplicator. : en pl
  • US2078434A - Method of finishing rounds : en
  • US2078555A - Production of amines by emulsion method : en
  • PL24768B1 - Routing of cooling air on windshield cars with a rear engine. : en pl
  • AT149396B - Mountaineering device. : de en
  • CA365718A - Windshield cleaner : en fr
  • US2078750A - Wrench : en
  • CA365635A - Ironing machine cabinet : en fr
  • CH190480A - Drum furnace for annealing small parts. : de en
  • GB465045A - Method for increasing the efficiency of nuclear reactions and products thereof : en
  • DE644225C - Procedure for extinguishing alternating current arcs : de en
  • PL24636B1 - Rail brake for railway and other carriages. : en pl
  • GB464976A - Improvements in packing rings for shock absorbers : en
  • PL24702B1 - in self-contained oxygen breathing apparatus. : en pl
  • US2078295A - Piped air-conditioning and heating : en
  • PL24732B1 - Device to protect against erasing a number written in chalk on a coal cart. : en pl
  • US2078732A - Protector for suede shoes : en
  • AU100805B2 - Improvements in or relating to eyelets : en
  • US2078605A - Jig : en
  • DE644372C - Storage for a covering sheet metal covering the outside of the steering wheel of motor vehicles : de en
  • FR812150A - Wall-mounted double-articulated chalkboard with map holder : en fr
  • US2078817A - Combination kitchen utensil : en
  • GB465155A - Improvements in lighting systems by sustained luminescence : en
  • US2078251A - Receptacle closure : en
  • US2078277A - Differential pressure gauge : en
  • GB465036A - Improvements in or relating to hydraulic control and/or operating mechanism : en
  • US2078357A - Telegraphone apparatus and circuit : en
  • US2078635A - Ink roller cleaning device : en
  • US2078475A - Tool holder : en
  • FR812200A - Indigoids dyes : en fr
  • CH190365A - Chimney attachment. : de en
  • CH190536A - Device for forming a couchette or a couchette carriage using two skis, respectively. of two pairs of wheels. : de en
  • US2078383A - Traveling bag : en
  • DE644334C - Vibrating screen : de en
  • CA365630A - Gaseous electric discharge lamp device : en fr
  • US2078785A - Feed water heating system for boilers : en
  • CA365644A - Mineral wool : en fr
  • CA365657A - Run-proof stocking : en fr
  • GB464878A - Improved vehicle wheel : en
  • GB464941A - Improvements in or relating to auxiliary fuel supply means to internal combustion engines : en
  • FR812097A - Improvements to frames for horticulture : en fr
  • GB465165A - An electrical contact target device and a missile for use therewith : en
  • GB465051A - Improvements in or relating to electric circuit interrupters : en
  • US2078816A - Fishing lure : en
  • US2078234A - Variable antenna tuned to an odd number of quarter waves : en
  • US2078342A - Scouring machine : en
  • US2078564A - Multiple unit steam locomotive with boilers arranged in thermal cascade and with cycles equilibrated by thermal valves : en
  • FR812010A - Soldering irons improvements : en fr
  • AT149305B - Circuit for generating sawtooth-shaped currents, in particular for television purposes. : de en
  • ES143520A1 - Fixing system for the glass frame in electric meter boxes obtained from molded material. : en es
  • FR811972A - Method and apparatus for steam generation : en fr
  • GB464962A - Method of and apparatus for evaluating electrical service : en
  • GB464872A - Spare lamp-bulb carrier for cycles : en
  • PL24653B1 - A structural part obtained by step welding, used in the construction of vehicles, especially aircraft. The patent depends on the patent No. 23679. : en pl
  • US2078461A - Coat : en
  • US2078772A - Electrolytic condenser and method of making the same : en
  • DE644173C - Clarification plant with clarification basin divided into several chambers : de en
  • US2078571A - Knitting machine pattern control mechanism : en
  • FR811924A - ultra-short wave transmitter with reflector : en fr
  • FR812054A - Printing process, using the luminescent properties of different radioactive sulfides and monosulfides : en fr
  • IE14827L - One wheel trailer : en
  • PL24691B1 - A method of extracting nicotine from tobacco and tobacco refuse. : en pl
  • DE644299C - Triple locomotive steam engine with valve control : de en
  • FR812109A - Process for the formation of fluorine-containing layers on light metals and their alloys : en fr
  • FR812188A - Improvements made to devices such as kinemometers, in particular for air navigation devices : en fr
  • PL24769B1 - Spring mounting for the front wheel of a bicycle. : en pl
  • DE644192C - Process for the production of ª ‡ -AEthyl-ª ‰ -propylacrolein : de en
  • FR811956A - Improvements to optical systems used in cinematographic equipment : en fr
  • FR812051A - Improvements to electric oscillation generators : en fr
  • GB464909A - Improvements in and relating to intestine cleaning machines : en
  • FR812155A - Method and apparatus for constituting and displaying pictures or cartoons : en fr
  • US2078430A - Egg carton : en
  • DE644326C - Photoelectric device with the external photoelectric effect of metal : de en
  • GB464868A - Improvements in or relating to measuring predetermined quantities by weighing : en
  • FR812024A - Hydraulic speed reducer : en fr
  • FR812072A - Advertising device with long thin helical ribbons rotating in constant direction around their axis : en fr
  • GR6469B - IRON SUPPORT POSTED ON THE ARCH OF WOMEN'S SHOES. : el en
  • USD104278S - Design for a cooking range : en
  • USD104323S - Design for a hair waving appabates : en
  • CH190388A - Ladder. : de en
  • CH190570A - Process to be carried out by hand for tying packages with wire using a wrap seal. : de en
  • DE644385C - Method of pressing cylindrical, threaded, high frequency mass cores : de en
  • DK52995C - Peak load gauge with mechanically generated torque. : da en
  • FR812131A - Improved game apparatus using pawns or the like : en fr
  • DE644165C - Device to facilitate the first ignition in internal combustion engines, especially diesel engines : de en
  • CA11453S - Combined display stand and container : en
  • DE644353C - Table conveyor for leather processing machines : de en
  • CH190594A - Heating system in which the heat from condensation water or exhaust steam from periodically operating machines is used. : de en
  • US2078747A - Process of and apparatus for operating cupolas : en
  • US2078814A - Milk can cooling cap : en
  • GB465028A - Improvements in or relating to the manufacture or treatment of cellulose derivatives : en
  • US2078855A - Battery cable terminal protector : en
  • CA365695A - Shovel excavator : en fr
  • CH190427A - Process for the production of diphtaloyl pyrene. : de en
  • AT149381B - Process for the production of glazed ceramic wall panels. : de en
  • BE420798A - : en
  • FR811934A - Coke oven with hollow and movable heating partitions : en fr
  • GB464804A - Improvements in or relating to charts or the like maps and mountings therefor : en
  • AT149361B - Method and device for guiding the dry air in chamber or duct dryers. : de en