• CA380596A - Toasting machine : en fr
  • DE674425C - Procedure for testing the behavior of concrete foundation piles while they are being driven into the ground : de en
  • DE674463C - Device for generating phase-shifted pulse trains from a control frequency : de en
  • US2154249A - Internal combustion engine : en
  • US2153679A - Floor attachment for chairs : en
  • US2153685A - Reel for continuously winding threads : en
  • US2153843A - Well swab : en
  • US2154289A - Damper winding for synchronous motors : en
  • CH204068A - Electrical system for generating high, rectified voltages. : de en
  • US2153663A - Structural sculpture : en
  • US2153684A - Fingerprint machine : en
  • AT155853B - Overlay Receiver. : de en
  • AT155894B - Light barrier system. : de en
  • CA380726A - Receiving circuit : en fr
  • US2154252A - Engraving or routing machine : en
  • USD114176S - Design for a handbag frame : en
  • US2154015A - Brake lining stretcher : en
  • CH203931A - Device to facilitate measuring and trying on made-to-measure clothes. : de en
  • US2153738A - Automatic fidelity control circuits : en
  • US2153580A - Vacuum cleaner : en
  • CH204054A - Electromagnetic dither regulator for alternators, in particular those on vehicles. : de en
  • DE674307C - Record stand : de en
  • DE674348C - Sizing degree meter for warp sizing machines : de en
  • US2153674A - Shaft seal : en
  • US2153855A - Desk memorandum calendar : en
  • US2153701A - Process for dyeing animal fibers with complex chromium compounds of azo dyestuffs : en
  • US2153760A - Automatic volume control circuits : en
  • US2154308A - Cement sprayer : en
  • GB503823A - Improvements in materials for colour photography : en
  • GB503848A - Improvements in the production of crepe effects on textile fabrics : en
  • US2154053A - Element of building construction : en
  • AT155861B - Welding machine. : de en
  • CH204017A - Set including a safety razor. : en fr
  • US2153665A - Roll film camera : en
  • US2153861A - Machine for and method of forming a spring casing : en
  • USD114292S - Design for a dress : en
  • CA380629A - Lamp socket : en fr
  • DE674497C - Device for displaying and measuring icing on aircraft : de en
  • FR839834A - Cigarette extinguisher : en fr
  • AT155949B - Scales for automatic filling of liquids and gases. : de en
  • AT155921B - Drive for draw benches or the like. : de en
  • US2153603A - Aircraft power plant installation : en
  • DE674564C - Shell fuselage for aircraft : de en
  • FR839879A - Improvements in the firing of cement or the concretion of similar raw materials : en fr
  • GB503948A - Distributor for slicing machines for meat : en
  • FR839734A - Wagon pusher : en fr
  • AT155860B - Electric lamp for area lighting. : de en
  • CH204046A - Insulated power conductor. : de en
  • AT155896B - Incandescent lamp bulbs with internal frosting and process for their manufacture. : de en
  • CA380615A - Print paper roll : en fr
  • CH203988A - Automatic firearm with sliding barrel. : de en
  • CH204093A - Device for extending and retracting the aerial of aircraft. : de en
  • CH204012A - Process for the decarburization of carbon-containing iron or carbon-containing iron alloys in finely divided form. : de en
  • DE674370C - Inside runner for curtain rails : de en
  • CH203942A - Ozone generator. : en fr
  • US2154099A - Detachably coupled end stop : en
  • DE674293C - Self-regulating electrodynamic transmission : de en
  • GB503843A - Improvements relating to electric switches : en
  • US2154028A - Trimming machine : en
  • US2154032A - Rotary well bit : en
  • US2154372A - Solvent refining of oils : en
  • US2154410A - Ventilating apparatus : en
  • DK56045C - Device for Luggage Carriers for Bicycles. : da en
  • FR839828A - Improvements to hand thruster rudders for boats : en fr
  • FR839896A - Advanced water tube boiler : en fr
  • CA380686A - Colour photography : en fr
  • CH204143A - Process for the preparation of a water-soluble disazo dye. : de en
  • AT155888B - Electron tube. : de en
  • US2153849A - High strength cider vinegar and method of making same : en
  • US2154108A - Fuel-oil control valve : en
  • DK56020C - Projector glass, especially for Bicycle Projectors. : da en
  • GB503738A - Improvements in or relating to photoelectric cells : en
  • US2154123A - Dagger lifter for looms : en
  • US2154366A - Stapling machine : en
  • US2154241A - Underbody for shoes : en
  • US2154281A - Combing machine : en
  • GB503684A - Improvements in or relating to electrolytic condensers : en
  • US2153585A - Laminated glass : en
  • CH204118A - Process for the production of a valuable substance which is active in the boil capillary. : de en
  • US2153763A - Adjustable seat : en
  • CH204066A - Arrangement for operating a high-voltage discharge vessel filled with vapor or gas. : de en
  • FR839837A - Improvements made to calenders, in particular those for rubber plates : en fr
  • CH203956A - Adhesive. : de en
  • US2153642A - Addressing and listing machine : en
  • US2153689A - Window regulator : en
  • US2153944A - Device for testing spark plugs and ignition circuits : en
  • US2154014A - Method of making brake drums : en
  • CA380643A - Electric fuse : en fr
  • CA380688A - Chlorine purification : en fr
  • CA380659A - Copper compound production : en fr
  • CA380729A - Antenna coupling system : en fr
  • FR839818A - Shortened frame for parasol, umbrella or similar shelter : en fr
  • DE674394C - Circuit arrangement for telephone systems with dialer operation, in which existing speech connection paths are interrupted in favor of preferred connections while maintaining the setting of the dialers of the existing connection path : de en
  • FR839790A - Control device for gear change mechanism with electric motor drive : en fr
  • GB503544A - Improvements in and relating to electric lamp holders : en
  • DE674435C - Boat straps : de en
  • GB503628A - Improvements in or relating to garments for use in physical training, or like wear : en
  • GB503941A - Process and materials for colour photography : en
  • USD114200S - Design for a faucet : en
  • DE674316C - Hand control for tables of electric milling machines that can be driven in working and rapid traverse speeds : de en
  • US2153773A - Compressor unit for refrigeration and other applications : en
  • CH204069A - Method and device for enclosing easily oxidizable metals in metal tubes serving for subdivision into small quantities of use. : de en
  • GB503554A - Improvements in moulds for moulding slabs : en
  • DE673632C - Circuit arrangement for forwarding the call from an unsuccessfully called station : de en
  • FR839830A - Process for producing a coating of highly polymeric plastics on threads, filaments and the like : en fr
  • FR839866A - Process for making the surface of cast iron articles cellular : en fr
  • GB503596A - Improvements in tuning indicators for radio receivers : en
  • GB503745A - Improvements in or relating to dampening rolls for lithographing presses : en
  • US2154239A - Voltage regulating circuit : en
  • FR839753A - Individual machine control device : en fr
  • GB503577A - Internal combustion engines of the poppet valve type : en
  • FR839940A - Variable rate totalization mechanism for measuring devices : en fr
  • FR839926A - Refrigeration appliance : en fr
  • AU420738A - Manufacture of iron-lead alloys : en
  • CA380617A - Pneumatic horse collar : en fr
  • CH203986A - Control device for target practice on moving targets with automatic firearms. : de en
  • DE674247C - Printing tabulator or business machine : de en
  • US2153830A - Thermometer : en
  • US2154225A - Watch cover : en
  • CH203903A - Method and furnace for burning cement, lime, magnesite and the like. : de en
  • FR839905A - Automatic volume control circuits : en fr
  • FR839841A - Indication method usable in field strength comparison methods : en fr
  • GB503694A - Manufacture of new amino fatty acid derivatives : en
  • US2153742A - Apparatus for quick freezing of food products : en
  • US2153857A - Phase-correcting low-pass filter : en
  • USD114229S - Design fob a sign : en
  • CH204085A - Storage container for hood masks made of stretchable building material. : de en
  • CA380637A - Wheeled scraper : en fr
  • CH203980A - Barrenholm. : de en
  • DE674528C - Glove : de en
  • DE674229C - Two-stroke internal combustion engine : de en
  • US2154368A - Discharge tube and method of making same : en
  • US2154264A - Vapor electric device : en
  • US2154055A - Method of making power transmitting means : en
  • US2154219A - Lithograph plate : en
  • DE674505C - Hooks for hanging meat products : de en
  • US2154067A - Sound recording system : en
  • US2154299A - Refrigerator : en
  • US2153616A - Cathode ray tube apparatus : en
  • DE674481C - Clamping sleeve for vulcanizing pneumatic tires : de en
  • DE674225C - Device for raising and lowering a roll-up screen : de en
  • US2154103A - Sheet stock and the manufacture of pen points : en
  • US2153794A - Shoe form : en
  • GB503841A - Improvements in or relating to dry milk products for industrial use, and mixtures and articles made therefrom, and methods of making the same : en
  • FR839735A - Single-track railway signaling installation : en fr
  • CH203890A - Single bottle for cattle and horses. : de en
  • CH203995A - Device for computing devices. : de en
  • FR839808A - Improvements to electric accumulators and particularly to filler caps : en fr
  • GB503565A - A tool for expanding hollow articles of extensible materials : en
  • FR839726A - Folding and retractable float system for aircraft : en fr
  • GB503541A - Improvements in or relating to record material for use in typewriters or other recording machines : en
  • GB503920A - Manufacture of ortho- and para-nitrophenyl trifluoromethylsulphones and intermediate products : en
  • IE15395L - Telephone receivers : en
  • US2154209A - Combination tooth brush and sipper : en
  • DE674326C - Fasteners for footwear parts : de en
  • US2154052A - Beer dispensing device : en
  • FR839846A - Thermoelectric cell and its applications : en fr
  • DE674288C - Toothbrush with triple (U-shaped) brush head with bristle heads : de en
  • US2153831A - Safety lock : en
  • US2154128A - Process for treating manganese ores : en
  • GB503779A - Improvements in and relating to machines for sharpening metal strips : en
  • US2153731A - Thio-barbituric acid derivatives : en
  • US2153920A - Seismograph prospecting : en
  • US2154077A - Universal joint : en
  • GB503535A - Improvements in or relating to machines for removing waste yarn from bobbins or tubes : en
  • AT155905B - Process for the production of rubber structures containing helical springs and block-like composite bodies from such structures. : de en
  • US2153541A - Automobile door hinge : en
  • US2154007A - Eyelet stay taping machine : en
  • FR839821A - Processes and tools for shaping objects having a shape of revolution : en fr
  • US2153772A - Radiator cover and screen fastener : en
  • US2154117A - Automobile clutch : en
  • FR839936A - Device of a seat for water closet said in Turkish : en fr
  • US2154286A - Highway crossing protection : en
  • CH203922A - Pinch cock for hoses. : de en
  • FR839772A - Improvements to building elements for thermal insulation : en fr
  • GB503847A - Synthesis of base exchange materials : en
  • US2154268A - Counter or table dispensing and display construction : en
  • USD114278S - Design for a coat : en
  • CH204116A - Process for increasing the wetting and penetrating effect of alkaline solutions of at least 10º Bé. : de en
  • DE674411C - Electrical contactor : de en
  • GB503582A - Phase changer for alternating voltages : en
  • FR839815A - New water and air cooler that adheres to water and other liquids sliding on vertical surfaces and in vertical counterflow of air : en fr
  • GB503789A - Improvements relating to retractable undercarriages for aircraft : en
  • GR8129B - LAMP CONSTRUCTION INCLUDING REFLECTOR. : el en
  • DE674516C - Process for the production of a water-soluble, solid mixture of alkali silicates and alkali acetates : de en
  • CH204040A - Cooler for storing and preserving fresh fruit, vegetables, liquids, etc. : de en
  • US2153783A - Radio receiver tuning indicator : en
  • US2154375A - Compensated control system : en
  • CH204150A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • US2153997A - Speed varying mechanism : en
  • US2154226A - Air cooling means : en
  • US2154342A - Oil ring : en
  • DE674430C - Process for the electrolytic deposition of tungsten-iron alloys : de en
  • FR839724A - Improvements to duckweeds : en fr
  • GB503555A - Improvements in or relating to television transmitting and receiving systems : en
  • GB503802A - Improvements in adjustable chairs and the like : en
  • GB503819A - Improvements in sensitive material for three-colour photography : en
  • DE674428C - Rope clamp : de en
  • DK56033C - Braided cord. : da en
  • FR839743A - Electromagnetic brake servo : en fr
  • DE674215C - Upholstery suspension with supports made of individual cantilever spring members arranged horizontally under the support surface : de en
  • US2153933A - Sound finder : en
  • US2154370A - Rotary internal combustion motor : en
  • CH204051A - Slider resistance for strong electric currents. : en fr
  • CH204141A - Process for the preparation of a water-soluble disazo dye. : de en
  • CA380739A - Telegraph repeater circuit : en fr
  • US2153790A - Drainage tube : en
  • US2153839A - Metalworking : en
  • US2153959A - Printing machine : en
  • GB503693A - Improvements relating to pneumatically operated motors : en
  • US2154003A - Paper drinking cup : en
  • US2154115A - Leather splitting machine : en
  • USD114311S - Design fob : en
  • CA380731A - Radio receiver tuning indicator : en fr
  • CA380691A - Liquid and semi-liquid distributing apparatus : en fr
  • DE674502C - Movable vehicle floor : de en
  • DE674219C - Steam heating system : de en
  • US2153927A - Cyanine dyes and a process for preparing them : en
  • US2153641A - Polarized relay : en
  • US2154243A - Machine for making pen points : en
  • US2154214A - Container and seal therefor : en
  • US2153611A - Sweat band marker and fastening clip : en
  • US2153748A - Clamp : en
  • GB503633A - Process for the production of triturations from fresh plants or parts thereof : en
  • CA380675A - Floor covering protecting strip : en fr
  • CH204073A - Electric discharge tube. : de en
  • AT155911B - Closure of the valve of valve bags. : de en
  • AT155881B - Evacuated discharge vessel. : de en
  • US2153661A - Loose leaf binder : en
  • CH203996A - Tipping bucket. : de en
  • CA380612A - Shoe : en fr
  • USD114258S - Design fob leather or similar : en
  • USD114272S - Sound on : en
  • DE674569C - Shoe sole with a sloping toe position accordingly, over the width of the sole extending elevation : de en
  • US2153700A - Pregnanone compounds and a method of producing the same : en
  • US2153900A - Mobile orchard heating apparatus : en
  • DE674242C - Process and device for the continuous production of superphosphate : de en
  • DE674510C - Edge protection for skis : de en
  • CA380666A - Physical characteristic control apparatus : en fr
  • US2153965A - Manufacture of pneumatic tires : en
  • US2154341A - Stabilization of fatty acid compounds : en
  • DE674378C - Light metal pistons for internal combustion engines : de en
  • USD114259S - Design fob a combination motion : en
  • DE674506C - Shoemaker's awl : de en
  • CA380634A - Encasement for fractures : en fr
  • DE674445C - Photoelectric arrangement for triggering signals or switching operations in optical safety devices : de en
  • FR839780A - Improvements to the mechanism for splitting rubber tape into elementary threads : en fr
  • FR839946A - Sofa bed : en fr
  • GB503718A - Improvements in plant supports : en
  • CH204044A - Permanent magnet system for small electrical machines. : de en
  • CH204140A - Process for the preparation of a water-soluble disazo dye. : de en
  • FR839885A - Clockwork movement as additional trajectory safety for projectiles : en fr
  • US2153618A - Injection engine : en
  • US2154011A - Automotive vehicle : en
  • US2154178A - Fluid heater : en
  • US2154411A - Interchangeable meter base : en
  • DE674420C - Belt winder for tension belts of shutters, curtains and the like like : de en
  • US2153906A - Method of heat treating chromiumcontaining corrosion and/or heat resisting steels : en
  • US2153916A - Garbage can cover : en
  • USD114170S - Design for a display stand : en
  • CA380639A - Wire lug : en fr
  • CH203953A - Process for the production of an anthraquinone derivative. : de en
  • US2154224A - Chain : en
  • US2154279A - Braking system for diesel-electric driven vehicles : en
  • DE674501C - Switching device for gear change transmission, especially of motor vehicles, with remote control by a pressure medium : de en
  • GB503570A - Improvements in fire grates for open hearth fires : en
  • GB503837A - Improvements in or relating to books and bookbinding means : en
  • US2153856A - Gear set : en
  • US2154260A - Electronic metering system : en
  • US2154354A - Regulator : en
  • GB503916A - Improvements in or relating to means for converting vibratory movements into continuous rotary or rectilinear movements : en
  • FR839877A - Plates, bricks and other filter elements made from artificial organic materials : en fr
  • DE674529C - Circular or arched iron pit lining : de en
  • IE15520L - Connecting vehicle body to chassis : en
  • DE674290C - Device for injecting cooling water into superheated steam lines : de en
  • DE674335C - Device for starting and extinguishing the arc of arc lamps for high currents, especially for signaling purposes : de en
  • FR839832A - Advancement device, for wagons, with two driving carriages with antagonistic movement, controlled by a double-acting cylinder : en fr
  • US2153947A - Fastener for ground work : en
  • USD114238S - Design for a clip pin : en
  • CH204105A - Pneumatic tire wheel for draft animal wagons, tractor trailers and the like. : de en
  • FR839744A - Improvements to devices for protecting personnel against a dangerous increase in the voltage of the casing of an electrical device in relation to the earth : en fr
  • US2153993A - Process of producing n-vinyl compounds : en
  • US2154294A - Locking mechanism for adjustable seats : en
  • US2153937A - Latch : en
  • US2154324A - Photographic camera with exposure meter : en
  • US2153575A - Book with exchangeable leaves and binding element therefor : en
  • CA380595A - Fibre treatment and product : en fr
  • US2153570A - Machine for operating on shoes : en
  • USD114256S - Design for a bedspread : en
  • DE674489C - Device for increasing the pressure of combustion gases by reducing their temperature and flow rate : de en
  • FR839709A - System for analyzing and controlling an atmosphere or similar fluid medium : en fr
  • US2153865A - Tuning apparatus for radio receivers : en
  • US2154049A - Chlorination of cyclohexane : en
  • FR839918A - Permanent magnet and process for its manufacture : en fr
  • GB503533A - Improvements in the production of pure rare gases : en
  • GB503850A - Improvements in and connected with bottle lifting mechanism for bottling machinery : en
  • GB503849A - Method and means for determining magnetic polarity : en
  • CH203965A - Paper containers. : de en
  • US2154059A - Article of apparel : en
  • US2153807A - Jar cap or closure : en
  • US2153910A - Coating composition and process of preparing the same : en
  • GB503710A - An improved refuse blower : en
  • GB503545A - An improved machine for filling with pharmaceutical and medicinal liquids flasks or bottles having caps or covers of puncturable material : en
  • GB503679A - Improved treatment of textile fibres or fabrics : en
  • GB503716A - Improvements in or relating to the casting of metals : en
  • DE674542C - Arrangement for the automatic control of the power consumption of the electrical machines of internal combustion-electric drives with a supercharger driven by the exhaust gases of the engine : de en
  • GB503939A - Improvements in three-colour photographic materials : en
  • GB503651A - Improvements in a shuttle change mechanism for power looms : en
  • US2154190A - Solvent refining and dewaxing of oils : en
  • DE1462279U - : de en
  • DE674380C - Control device for fuel pumps : de en
  • FR839714A - Improvements to sorting, calibrating or similar machines : en fr
  • GB503851A - Improvements in and relating to metal embossing foils : en
  • DE674382C - Gear to achieve a lifting movement with increased final pressure : de en
  • US2154270A - Compensating metering apparatus : en
  • US2153556A - Ratchet and pawl mechanism : en
  • US2153681A - Fastening means and method of manufacture thereof : en
  • US2153822A - Wash line drive connection : en
  • US2153912A - Typographical slug casting machine : en
  • US2154305A - Cooking kit : en
  • DE674390C - Manufacture of synthetic building materials : de en
  • DK56030C - Electrode, consisting of a metallic core with a fusible paste in paste form. : da en
  • FR839856A - Hydraulic dynamic stabilization and controlled damping suspension system for motor vehicles : en fr
  • US2153554A - Tooth brush : en
  • GB503663A - Improvements in or relating to elastic knitted fabrics and garments produced therefrom : en
  • DK56031C - Automatic Arc Welding System. : da en
  • FR839767A - Photographic copy and its manufacturing process : en fr
  • FR839913A - Cathode for discharge tubes : en fr
  • US2154253A - Girdle and crotch member : en
  • FR839911A - Directional transmitting or receiving systems : en fr
  • FR839838A - Cooled piston for internal combustion engines : en fr
  • GB503792A - Improvements in or relating to water-borne vessels : en
  • US2153821A - Folding stand for musical instruments : en
  • US2153980A - Brew cooling apparatus : en
  • US2154381A - Cash register : en
  • US2154041A - Fuel combustion control system : en
  • FR839778A - Process for producing stiff fabrics free from tendency to curl and fabrics obtained : en fr
  • GB503833A - Improvements in or relating to telephony systems comprising thermionic valves : en
  • US2154122A - Water catcher for fishing reels : en
  • US2154157A - Means for making manifold forms : en
  • US2154204A - Rayon structures and their method of preparation : en
  • US2153711A - Tmobakbituric acid compounds : en
  • FR839945A - Distributor for compressed fluid brakes on tractor trucks trains : en fr
  • USD114186S - Design for a magazine rack or : en
  • GB503957A - Time and temperature control mechanism : en
  • GB503728A - Improvements in or relating to cam-operated plunger presses : en
  • US2153600A - Fuse : en
  • US2153901A - Method and apparatus for producing swinging dissolve motion pictures : en
  • US2154177A - Fluid heater : en
  • USD114234S - Design fob a clip pin : en
  • DE674399C - Process for the production of alkali rhodanide solutions : de en
  • FR839934A - Ball joint box for rods with spherical heads, and its manufacturing process : en fr
  • GB503831A - Improvements in or relating to machines for wire binding boxes and the like : en
  • DE674313C - Device for fishing predatory fish : de en
  • FR839784A - Electronic discharge devices : en fr
  • GB503752A - Process of colour photography : en
  • DE674458C - Horizontal chamber furnace for the production of gas and coke : de en
  • FR839746A - Soft fabrics or supports : en fr
  • GB503640A - Improvements in or relating to closures for the filling orifices of tanks : en
  • DE674317C - Mirror adjustment viewfinder for photographic and cinematographic cameras : de en
  • US2153548A - Spraying apparatus for use with printing presses : en
  • US2153851A - Refrigerator light outside of cold zone : en
  • US2153878A - Power oil removal unit : en
  • GB503733A - Improvements in draught excluders for doors : en
  • USD114213S - Design fob a sign : en
  • US2153754A - Signaling device : en
  • USD114266S - Design for a steering wheel for mo : en
  • US2153796A - Variable hydraulic transmission gearing : en
  • US2154161A - Curtain holder : en
  • US2154297A - Action toy : en
  • USD114262S - Design for a clock casing : en
  • DE674331C - Device for pushing together a fabric web in its longitudinal direction : de en
  • GB503665A - Improvements in coolers for oil in internal combustion engines : en
  • US2153733A - Ready computer : en
  • US2153752A - Direct current amplifier circuits : en
  • US2153860A - Automatic gauge adjuster : en
  • CA380704A - Bast fibre article manufacture : en fr
  • GB503645A - A process for removing acid components from hydrocarbons or derivatives thereof : en
  • FR839827A - Electron multiplier : en fr
  • FR839932A - Electrical system for ship propulsion : en fr
  • FR839919A - Photoelectric barrier with barrier layer for rontgen rays or other short wavelength rays : en fr
  • GB503806A - Improvements relating to cooking vessels : en
  • GB503926A - Improvements in and connected with liquid bottling machines : en
  • US2154082A - Automatic wheel cylinder adjustment device for brakes : en
  • FR839867A - Method and machine for cleaning objects : en fr
  • GB503643A - Process for the manufacture of sulphuric acid : en
  • US2153902A - Apparatus for making animated cartoons : en
  • FR839707A - Autosynchronous converter : en fr
  • DK56032C - Plaster for Mirrors and Glassware. : da en
  • FR839865A - Electric lock : en fr
  • GB503727A - Improvements in or relating to rodent or other animal traps : en
  • GB503834A - Improvements relating to respirator face-pieces and other articles having windows which are subject to fogging : en
  • GB503711A - Improvements in machines for spreading fertilisers and similar materials : en
  • GB503532A - Improvements in or relating to the manufacture of multi-core electric cables : en
  • CH204074A - High pressure electric metal vapor discharge tube. : de en
  • FR839794A - Cigarette or cigar holder : en fr
  • CH203969A - Typewriter foot blank feeder. : en fr
  • DE674273C - Electric shaving machine : de en
  • FR839809A - Improvements made to oil switches, for high voltage : en fr
  • US2153780A - Tuning indication circuit : en
  • USD114227S - Design for a display rack : en
  • DE674350C - Device for impregnating brown coal briquettes : de en
  • GB503636A - Improvements in and relating to belt conveyors for use in mines and like places : en
  • US2153811A - Process of treating sheet metal for drawing and the like : en
  • US2154329A - Garment clasp : en
  • CH204038A - Compression refrigeration system. : de en
  • CH203977A - Device for numbering photographic prints. : de en
  • CA380732A - Alternating current power supply system : en fr
  • CH203978A - Daylight developing device, which allows the introduction of film strips without protective strips and without leader and trailer into the developing vessel in daylight. : de en
  • GB503559A - Improvements in or relating to the charging of the cylinders of internal combustion engines : en
  • USD114212S - Design for a brooch or similar : en
  • DE674438C - Device for filling pasty masses, in particular processed cheese : de en
  • DE674322C - Skin removal device : de en
  • US2154282A - Railway traffic controlling apparatus : en
  • GB503627A - Improvements in or relating to caravans and other wheeled vehicles : en
  • GB503725A - Improvements in or relating to cans and like receptacles : en
  • USD114188S - Design for a lock for luggage cases : en
  • US2153591A - Process for the production of salts of beta-methylcholine and acyl derivatives thereof : en
  • US2154163A - Cable tapping device : en
  • CA380630A - Copper base alloy : en fr
  • CH204043A - Device for filling the electrolyte into dry elements. : de en
  • FR839733A - Manufacturing process for hollow-strand viscose yarns : en fr
  • US2154412A - Method and machine for shelling nuts : en
  • FR839890A - Automatic operating device for blind box moldings : en fr
  • FR839937A - Regulating device for liquid fuel burners : en fr
  • US2154202A - Colostomy apparatus : en
  • US2154169A - Molding device : en
  • USD114168S - Design for a folding curler comb : en
  • USD114232S - Combination drain and cutting block : en
  • US2153671A - Hair waving apparatus : en
  • US2154096A - Lubricating oil : en
  • GB503717A - Improvements in or relating to navigation aiding radio transmitting installations : en
  • GB504115A - Arc-lamp irradiating apparatus for therapeutic purposes : en
  • DE1462280U - : de en
  • DE674365C - Machine for softening, glazing and straightening long fibers : de en
  • US2154165A - Barbecue stand : en
  • CH203896A - Wooden floor. : de en
  • USD114208S - Design for a bottle : en
  • DE674284C - Self-seller for electricity or the like for the optional insertion of at least two different types of coins through a common insertion slot : de en
  • DE674389C - Sliding window : de en
  • FR839749A - Method and devices for measuring the volume, weight or pressure of liquids or gases, in particular on vehicles, flying machines and the like : en fr
  • GB503622A - A process for the manufacture and production of a product rich in unsaturated hydrocarbons from carbon monoxide and hydrogen : en
  • AT155857B - Control standard for X-ray dosimeters that acts directly on the small chamber. : de en
  • DE674301C - Iron-shaped roller hanger for curtains, drapes or the like. : de en
  • US2153899A - Internal combustion motor : en
  • US2154237A - Separable contact structure : en
  • USD114184S - Design for a whatnot : en
  • DE674333C - Runner-fed three-phase shunt commutator motor : de en
  • DK56035C - Sofa bed. : da en
  • FR839789A - Process for protecting compressors in thermo-compression evaporation plants against attack by impure vapors, and plant for implementing this process : en fr
  • CA380660A - Bale wire tying apparatus : en fr
  • CH203982A - Ski binding. : de en
  • US2154026A - Cathode for electrolytic devices : en
  • US2154093A - Phonograph : en
  • US2154300A - Electrical recorder : en
  • GB503682A - Improvements in or relating to filling or discharge stations of skip shaft hoisting installations : en
  • CA380716A - Cellulose derivative filament, yarn and fibre production : en fr
  • US2153687A - Method of treating zinc oxide : en
  • US2153788A - Builder motion : en
  • US2153797A - Illuminated shelf display sign : en
  • US2153805A - Internal combustion engine : en
  • US2154201A - Manufacture of surfaced felted sheets : en
  • AT155854B - Interference suppression device. : de en
  • CH204089A - Device for registering charges for telephone systems. : de en
  • CH204156A - Burner for liquid fuels. : en fr
  • CH203917A - Indoor fountain. : de en
  • DE674381C - Insulating agent against heat exchange : de en
  • DE674454C - Underwater sound transmitter : de en
  • CH203904A - Oven. : en fr
  • CH204153A - Veneer press. : de en
  • CA380653A - Steam heating system : en fr
  • DE674214C - On the frame of a support grate for upholstered furniture attached, for hanging and unhooking the grate bar ends serving sheet metal tab : de en
  • DE674413C - System of individual overcurrent carrier fuses : de en
  • US2154036A - Constructional finish detail element : en
  • CA380588A - Elutriation classifier : en fr
  • CH204029A - Air storage fuel injection internal combustion engine. : de en
  • US2153979A - Sheet feed rotary printing press : en
  • DK56023C - Procedure for the Preparation of Esters of β-Acetaminobutyric Acid. : da en
  • FR839895A - Water tube boiler : en fr
  • US2154415A - Automatic drawbar and car coupler : en
  • US2153898A - Rotary tool holding fixture : en
  • US2153826A - Engine starter control : en
  • US2154211A - Blade cutter : en
  • US2154054A - Generating curved surfaces : en
  • US2154287A - Electrical control system : en
  • GB503543A - Improvements in distributing devices for air or other gaseous fluids : en
  • GB503786A - Improvements in or relating to boxes, trays or the like made of cardboard, fibreboard or similar material : en
  • CA380623A - Trailer brake control : en fr
  • DK56047C - Bag-shaped duvet cover. : da en
  • AT155935B - Stopcock. : de en
  • CH204127A - Process for the production of a vat dye. : de en
  • US2154312A - Dry battery : en
  • GB503772A - Improvements in protective compositions : en
  • US2153834A - Valve mechanism : en
  • US2153922A - Control method and apparatus : en
  • US2154227A - One-piece dress : en
  • CH203945A - Process for the preparation of fluorene-2-carboxylic acid. : de en
  • CH203891A - Methods of combating plant pests. : de en
  • CA380673A - Dumping car tipple : en fr
  • CA380700A - Flexible wire : en fr
  • CA380690A - Ring timber connector : en fr
  • CH204114A - Siphon with oil seal. : de en
  • AT155904B - Process for the preparation of 5-ethyl- or 5-allyl-5-isobutyl-2-thiobarbituric acids. : de en
  • CH204099A - Boxes for cigars or cheroots. : de en
  • CA380621A - Sewing machine device : en fr
  • DE674508C - Identification mark for troops fighting at night : de en
  • CA380620A - Humidifier : en fr
  • CH204124A - Process for the preparation of a new quaternary salt. : de en
  • CH204075A - Device on an X-ray machine for weight compensation for devices arranged on the foldable storage area. : de en
  • FR839761A - Special treatment of activated carbons to extend their adsorption capacity : en fr
  • FR839763A - Process for decorating plastic objects and resulting products : en fr
  • DK56021C - Washing machine with a washing drum still running in the same direction of rotation. : da en
  • DE674483C - Test stand designed as a single-axle trailer for testing the performance and consumption of motorcycles : de en
  • FR839825A - Steam generator or water heater with combined direct and waste heat : en fr
  • FR839783A - Rotatable tiller : en fr
  • CH203987A - Automatic firearm with lockable breech. : de en
  • US2153620A - Coloring matters of phthalocyanine type : en
  • CH203918A - Mixing bowl with a device for attaching it to a table pad. : de en
  • CH203958A - Method of making detonators. : de en
  • US2154304A - Rayon spinning mchine : en
  • US2153971A - Chucking means : en
  • FR839857A - Powerline carrier systems : en fr
  • AT155922B - Electric welding process. : de en
  • FR839711A - Preparation of soluble derivatives of 4-amino phenylsulfamide : en fr
  • FR839881A - Improvements to distributors for seed drills and similar devices : en fr
  • DE674264C - Hydraulic bending and straightening press for pit lining iron : de en
  • DE674595C - Time switch with a manually rotatable hourglass-like glass vessel : de en
  • DE674265C - Device for installing and removing the mill pendulum : de en
  • DE674349C - Koksloeschwagen with sloping floor : de en
  • FR839703A - Further training in apparatus and installations used for the continuous control and adjustment of the density of fluid mixtures : en fr
  • GB503649A - A method of and apparatus for obtaining tempered glass sheets : en
  • GB503713A - Improvements in or relating to exhaust systems of internal combustion engines : en
  • CH203964A - Process for the production of vessels provided with a protective layer on the inside. : de en
  • CH203932A - Sandal. : de en
  • CA380707A - Rectilinear motion bearing : en fr
  • USD114218S - Design for a clip pin : en
  • USD114288S - Design fob a dress : en
  • DE674352C - Process for the production of substances containing urea-formaldehyde condensation products : de en
  • FR839817A - Plug socket : en fr
  • GB503913A - Polymerization of gases containing olefines : en
  • DE674433C - Corrugated iron exterior paneling arranged on aircraft : de en
  • DE674515C - Process for the production of low-water trisodium phosphates : de en
  • DK56038C - Procedure for filling measuring fluid on technical heat consumption meters. : da en
  • GB503669A - Improvements in or relating to pitot tubes : en
  • US2154154A - Motor vehicle frame : en
  • US2154344A - Oscillatory drive for sliver receiving cans : en
  • US2154035A - Traction tire : en
  • US2154071A - Machine for attaching bails to cans : en
  • GB503765A - Improvements in or relating to electric cables : en
  • US2153537A - Homogenizing apparatus : en
  • US2153693A - Control for multiple doors : en
  • US2153823A - Centrifugal spinning process : en
  • US2154031A - Toy movies device : en
  • US2153735A - Noiseless one-way clutch mechanism for the silent return of the paper carriage in writing machines : en
  • US2154047A - Traction device : en
  • DE674573C - Machine for cutting strip, strand or rod-shaped gunpowder or other, especially plastic, material : de en
  • US2153869A - Float for fishing lines : en
  • US2154228A - Valve : en
  • US2153697A - Dyed paper and process of making the same : en
  • US2153770A - Slip assembly : en
  • USD114268S - Design for a slider body for slide : en
  • GB503918A - Improved ball-valve for cisterns : en
  • US2154244A - Rail drilling machine : en
  • US2153721A - Switch equipped male electric plug : en
  • US2154112A - Float for fishing nets and the like : en
  • US2154328A - Tube cleaner motor : en
  • US2153608A - Skiving machine : en
  • US2154258A - Refrigeration : en
  • GB504024A - Process for producing medicaments for the treatment of malaria : en
  • GB503618A - Improvements in devices for use in high frequency electrical circuits : en
  • GB503788A - Manufacture of polymerised vinyl compounds : en
  • US2153741A - Process of making reinforced hollow slabs : en
  • US2154261A - Immersion heater : en
  • DE674586C - Discharge of the centrifuged material by means of a Schaelkoerpers : de en
  • US2154358A - Cylinder head construction for diesel engines : en
  • DE674559C - Reusable envelope : de en
  • US2153564A - Natural color cinematography : en
  • US2153967A - Manufacture of web cord : en
  • FR839949A - Internally cooled hollow rotary distributor for internal combustion engines : en fr
  • GB503838A - A process for the production of a loose, fine-fibred material : en
  • DE674338C - Process for the extraction of zinc : de en
  • GB503540A - Improvements in and relating to electric flash lamps : en
  • USD114207S - Design for a metal barbel : en
  • GB503753A - Copper alloys : en
  • US2154101A - Bottle crate : en
  • FR839842A - Method and device for indicating resonances and phases in electric oscillating circuits : en fr
  • DE674367C - Operating table : de en
  • GB503638A - Improvements relating to radio receivers with automatic volume control : en
  • US2154391A - Cooking apparatus : en
  • GB503784A - Improvements in connection with the distribution of air in rooms or enclosures : en
  • GB503705A - Automatic lathe : en
  • GB503826A - Process and materials for colour photography : en
  • GB503925A - Improvements in or relating to the reduction of iron ores in blast furnaces : en
  • GB503614A - Improvements in or relating to hydraulic braking systems : en
  • FR839812A - Improvements to automatic tuning systems : en fr
  • DE674248C - Multi-pack recording material : de en
  • DE674312C - Hand lifting fork with support : de en
  • GB503557A - Improvements in or relating to photographic roll films : en
  • DE674513C - Mobile hydro machine : de en
  • US2153974A - Double acting pump : en
  • FR839886A - Electro-automatic scale : en fr
  • USD114287S - Design for a dress ensemble : en
  • US2153804A - Nonstaining antioxidants : en
  • US2154408A - Combination tubing head and blowout preventer : en
  • US2154251A - Sign box : en
  • US2153756A - Audio amplifier circuit : en
  • US2153940A - Aerial display : en
  • US2154315A - Oscillating piston engine : en
  • USD114244S - Design fob a jewelry finding fob : en
  • DE674186C - Voltage tester with glow lamp : de en
  • DE674266C - Flap folding machine for the production of flat bags or envelopes : de en
  • GB503652A - Improvements in turbo-machines for the compression or displacement of fluids : en
  • DK56049C - Container for Shipment of Sensitive, Perishable Nutrients, especially Eggs. : da en
  • FR839931A - Internal combustion engine : en fr
  • DE674459C - Device for opening up animal bodies, slaughterhouse waste and the like. Like. In the uninterrupted process : de en
  • USD114187S - Design for a shoe sole : en
  • US2153872A - Method of making alkali metal silicates : en
  • US2154399A - Demagnetization : en
  • USD114205S - Design for a stoker : en
  • US2153683A - Four-in-hand tie : en
  • US2154256A - Fiber cutting machine : en
  • GB503688A - Improvements in or relating to reels or drums for wire and the like : en
  • CH203974A - Portable apparatus for developing and fixing rolled photographic film and for copying negatives and developing and fixing the resulting copies. : en fr
  • CH204123A - Process for the preparation of a new quaternary ammonium salt. : de en
  • US2153558A - Counterbalanced stamp mill : en
  • US2154409A - Sealing device and method of sealing : en
  • AT155866B - Tin opener. : de en
  • CH204132A - Process for the production of a vat dye. : de en
  • US2153819A - Latch : en
  • US2153926A - Control valve for hydraulic changespeed devices : en
  • US2154167A - Water treatment : en
  • US2153728A - Ultra high frequency signaling : en
  • USD114307S - Design for a textile fabric : en
  • CA380743A - Resinous material processing : en fr
  • DE674471C - Device to protect against loosening of the bell jar in incandescent lamp fittings : de en
  • GB503780A - Improvements in and relating to the manufacture of pyridine carboxylic acid amides : en
  • USD114271S - Design for a slider body for slide : en
  • CH204007A - Flux and process for its manufacture. : de en
  • GR8118B - MONOPHASIC OR MULTIPHASIC ENGINE. : el en
  • US2153628A - Electron tube : en
  • US2153908A - Process of making copper sulphate : en
  • US2154158A - Voting machine : en
  • USD114221S - Design for a clip pin : en
  • DE674237C - Door closer with locking device : de en
  • US2154246A - Guard attachment for sewing machines : en
  • USD114175S - Design for a plate or similar article : en
  • DE674232C - Electrical oxidation of fine wires : de en
  • FR839888A - Method of producing images in several colors : en fr
  • GB503644A - A process for removing acid components from hydrocarbons or derivatives thereof : en
  • DE674337C - Articulated boiler for burning fine-grain fuel with an external filling shaft : de en
  • DE674478C - Instantaneous water heater with cold water inlet fitting attached under the heater : de en
  • US2153677A - Chemical heating pad for permanent hair waving : en
  • US2154062A - Gain control circuits : en
  • US2154291A - Accessory for garment finishing tables : en
  • DE674525C - Process for the fractional distillation of a glycerine-water vapor mixture : de en
  • DE674305C - Low pressure steam heating system with automatic control : de en
  • US2154051A - Filter protection : en
  • USD114245S - Design for a combined grave pre : en
  • US2153713A - Grasshopper trap : en
  • FR839875A - Process for preparing condensation products : en fr
  • US2153919A - Knob attaching device : en
  • GR8111B - ENGINE MECHANISM FOR BICYCLES AND SIMILAR. : el en
  • CA380723A - Time recorder : en fr
  • AT155936B - Microphone. : de en
  • CA380656A - Azo dyestuff : en fr
  • US2154111A - Hydraulic brake system : en
  • US2153561A - Coating machine : en
  • US2154149A - Apparatus for forming spacing bends in wire fabric : en
  • US2154221A - Charge for gas pressure operated blasting devices : en
  • CH203961A - Apparatus for the purification and sterilization of water intended for consumption. : en fr
  • DE674437C - Device for simultaneous engobing of several rows of roof tiles in different shades : de en
  • USD114289S - Design for a dress : en
  • US2153903A - Automobile theft alarm and ignition lock : en
  • CA380649A - Cooking utensil : en fr
  • US2153597A - Printing : en
  • US2153632A - Typewriter escapement mechanism : en
  • US2154216A - Cooling pad : en
  • AT155900B - Device for precisely centered cementing of convex toric lenses or blanks to be ground on the circumference of its disk-shaped support body. : de en
  • CA380702A - Stabilizer for motor vehicles : en fr
  • US2153613A - Method of binding a shoe upper : en
  • US2153917A - Chart for recording instruments : en
  • CH203944A - Process for the preparation of a cholestadienol. : de en
  • US2153824A - Automatic reversible soil moving machine : en
  • USD114171S - Design for a display stand : en
  • US2154245A - Coupling for replacing drive shafts of no-draft window regulators for motor vehicles : en
  • DE674530C - Treatment of a steel strip for the manufacture of razor blades before cutting using cutting tools equipped with cutting tools : de en
  • CA380727A - High frequency coupling element : en fr
  • CH204109A - Device for moving rail vehicles, in particular rail cars. : de en
  • CH203950A - Process for the preparation of an azo dye. : de en
  • CH204063A - Converter circuit to achieve higher-phase ripple. : de en
  • CH203967A - Rotary printing machine for sheet-fed printing. : de en
  • CH204133A - Process for the production of a vat dye. : de en
  • DE674280C - Protection circuit : de en
  • DE674548C - Drawer runners for desks with double pull-outs : de en
  • FR839854A - Method of producing images in several colors : en fr
  • GB503839A - Improvements in and relating to garment or like ironing or pressing machines : en
  • US2153931A - Production of photographic sensitizing compounds : en
  • CH203901A - Article containing silicon carbide and process for the manufacture thereof. : de en
  • US2153989A - Electrical testing apparatus : en
  • US2154371A - Rubber tape forming and separating apparatus : en
  • AT155913B - Process for producing crack-resistant veneers. : de en
  • USD114243S - Design for an atomizer : en
  • DE674281C - Device for parallel connection of multi-phase systems : de en
  • CH203997A - Arrangement for rectifying alternating currents, preferably for measuring purposes. : de en
  • CH204083A - Storage container for hood masks made of stretchable fabric. : de en
  • CH204005A - High strength steel alloy. : en fr
  • CH204011A - Holder box with tool holder. : de en
  • FR839887A - Electronic multiplier : en fr
  • GB503642A - Improvements relating to the concentration and purification of gonadotropic hormones : en
  • FR839787A - Method of regulating the supply of energy to the primary machine which drives a single or polyphase alternator : en fr
  • GB503519A - An improvement in coin or disc-operated locks for doors, drawers or shutters : en
  • GR8131B - PERFECTIONS IN AND IN RELATION TO THE CONSTRUCTION OF WAISTBAND AND SIMILAR. : el en
  • US2153715A - Laminated wooden plate : en
  • US2153710A - Dental instrument : en
  • US2153998A - Cam mechanism : en
  • US2154274A - Metal vapor rectifier : en
  • CA380689A - Dehydration apparatus : en fr
  • CH204037A - Gas turbine plant. : de en
  • CH204056A - Circuit breaker, in particular circuit breaker that responds to fault current, with trip-free release. : de en
  • CA380742A - Filament, thread and film manufacture : en fr
  • CH204088A - Method for operating dry rectifier modulators in carrier power systems. : de en
  • AT155919B - Lubricator. : de en
  • DE674272C - Safety hair clipper : de en
  • GB503675A - Improvements in method and apparatus for drawing and twisting textile fibres : en
  • US2154302A - Torsion grip contact : en
  • CH204096A - Paging system, especially for hotels, hospitals, ships and the like. : de en
  • DE674503C - Direction indicators for bicycles and motorcycles : de en
  • AT155903B - Process for removing oxygen from metals, in particular from copper. : de en
  • USD114269S - Design fob a slider body fob slide : en
  • US2153771A - Grass cutter and hedge trimmer : en
  • US2153816A - Sucker rod jerk absorber : en
  • US2154398A - Frequency modulation receiver : en
  • CA380648A - Coffee maker : en fr
  • FR839755A - Improved apparatus for the pulverization and disintegration of any matter and more particularly of cereal grains : en fr
  • GB503763A - Improvements in the manufacture of thermionic valve devices : en
  • GB503764A - Improvements in or relating to adjustable mounting devices for use, for example, in supporting lighting fittings or the like : en
  • FR839762A - Process for the manufacture of flexible multi-entry stretch caps : en fr
  • GB503825A - Process and materials for colour photography : en
  • GB503842A - Improvements in or relating to hydraulic power apparatus : en
  • US2154382A - Spectacle temple mounting : en
  • FR839804A - Mechanical filters : en fr
  • NL45460C - : en
  • US2153799A - Skirt marker : en
  • US2153532A - Insulation for electrical apparatus : en
  • USD114250S - Design fob a textile fabric : en
  • DE674431C - Process for the extraction of plastic zein : de en
  • GB503778A - Improvements in or relating to pulverised fuel burner feed mechanisms : en
  • FR839929A - Stylograph : en fr
  • GB503739A - Means for feeding baking trays or the like into a machine : en
  • GB503824A - Process of colour photography : en
  • CA380695A - Wire spacing bracket : en fr
  • US2153705A - Tension adjusting device : en
  • DE674423C - Loading facility : de en
  • CA380736A - Electron discharge device : en fr
  • FR839880A - Lubricator for air pipes : en fr
  • US2153612A - Demodulating means : en
  • US2153925A - Safety match book : en
  • DE674356C - Multiple rotary switch with two or more mutually locking switch wheels : de en
  • DE674473C - Device for the ignition of arc converters, in particular Marx converters : de en
  • DE674580C - Button plate made of synthetic resin compound : de en
  • DE674269C - Knife for meat cutter : de en
  • GB503704A - Manufacture of coloured shaped structures from cellulose esters or ethers : en
  • US2153636A - Method of prospecting underground ore bodies : en
  • US2153712A - Thiobarbituric acid compounds : en
  • US2154414A - Furnace construction : en
  • US2154064A - Manufacture of gasolinelike hydrocarbons : en
  • US2154085A - Dividing liner for cartons and method of making same : en
  • US2154121A - Mechanical toy : en
  • CH204003A - Wrist watch. : en fr
  • DE674283C - Long slide drive for automatic revolver swivel arm : de en
  • DE674330C - Wedge for fastening hammer handles : de en
  • DE674375C - Holding and clamping device, especially for the processing of chairs : de en
  • FR839941A - Articulated cork or other buoyancy aid for rescue, fast swimming and stability on the water : en fr
  • FR839728A - Inhaler flow controller : en fr
  • FR839768A - Process for affixing texts, signs, etc., to photographic or cinematographic film developed and produced by this process : en fr
  • FR839927A - Improvements to processes for manufacturing beakers, tubes or the like by subjecting metal parts to upsetting by stamping : en fr
  • GB503542A - Improvements in or relating to abrasive articles : en
  • US2153866A - Portable sanitary comfort seat for : en
  • CH204031A - Mixture regulator for gaseous fuel engines to be operated, in particular for wood gas engines. : de en
  • DE674553C - Insect catcher : de en
  • GB503593A - Improvements in or relating to hydraulic propulsion and manoeuvring apparatus : en
  • GB503553A - Improvements in means for electrically indicating at a distance the condition of theflame of a railway signal or like lamp : en
  • DE674289C - Process for the production of monovinylacetylene : de en
  • US2154098A - Extreme pressure lubricant : en
  • AT155864B - Electric gas discharge tube. : de en
  • GB503950A - Improvements in and relating to safety locks : en
  • FR839782A - Improvement of luminous indexes for indicator dials : en fr
  • FR839912A - Improvements to domestic and similar sinks : en fr
  • GB503922A - Improved appliance for playing the game of darts : en
  • CA380618A - Speed gear for bicycles : en fr
  • GB503697A - Percussion fuze, more particularly for small calibre ammunition : en
  • GB503751A - Improvements in or relating to optical units : en
  • US2153833A - Door closing apparatus : en
  • US2153914A - Vibration damper : en
  • US2153545A - Receptacle : en
  • CA380684A - Electrode mount : en fr
  • DE674285C - Suspension for vehicles of all kinds, especially for motor vehicles : de en
  • FR839716A - Improvements to four-point elastic suspensions for bodies, such as aircraft engines, liable to oscillate slightly around an approximately fixed and inaccessible axis : en fr
  • DE674480C - Method for producing round rubber threads : de en
  • FR839799A - Improvements in firearms : en fr
  • AU153839A - Improvements in cathode ray tubes : en
  • GB503561A - Honeycomb uncapping machine : en
  • GB503744A - Hand brush with nail cleaner : en
  • GB504022A - Improvements in or relating to the electrical control of tuning mechanism for radio apparatus : en
  • FR839869A - Improvements to cathode ray devices : en fr
  • CH204129A - Process for the production of a vat dye. : de en
  • DE674374C - Vertical hall door for airship hangars : de en
  • FR839819A - Improvements to devices to prevent overheating of electric machines, more especially high speed electric motors, operating tools : en fr
  • GB503531A - Improvements in or relating to metal vapour electric converters : en
  • DE674233C - Method and device for the uninterrupted operation of various types of paper processing machines operating at different speeds : de en
  • US2153777A - Measuring instrument : en
  • US2153946A - Foldable step : en
  • FR839908A - Method for improving substantive dyes : en fr
  • AT155895B - Capacitance surface for electrostatic devices for sound absorption and sound reproduction. : de en
  • CH204006A - Method and device for the continuous casting of hollow metal blocks and pipes, in particular made of aluminum and aluminum alloys. : de en
  • CH203905A - Oven. : en fr
  • CH204033A - Snap-fit coupling installed between a magneto and its drive shaft. : de en
  • US2153751A - Sound recording apparatus : en
  • GB503648A - Improvements in or relating to patterning means for circular knitting machines : en
  • GB503658A - Means for controlling by fluid under pressure the brakes of aircraft and other vehicles : en
  • GB503707A - Utility case or box : en
  • GB503743A - Improvements relating to cutting machines having a reciprocatory carriage : en
  • US2153650A - Necktie : en
  • US2153808A - Counting and recording machine : en
  • USD114240S - Design for a jar or similar article : en
  • AT155910B - Machine for knitting rope-shaped bodies, in particular electrical conductors. : de en
  • FR839741A - Tachometer calculator : en fr
  • FR839757A - Advanced screwdriver : en fr
  • GB503538A - Improvements in or relating to printing presses of the rotary web type : en
  • GB503785A - Improved methods of and bricks for building walls and the like : en
  • US2153991A - Seed drill : en
  • DE674321C - Multi-part controllable pitch propeller for driving vehicles : de en
  • DE674451C - Storage of the drive shaft and the swingable semi-axles of motor vehicles : de en
  • CH203963A - Attachment label that can be used as a locking and security seal. : de en
  • AT155879B - Alarm device, in particular for air raid alarms. : de en
  • CA380650A - Blowpipe nozzle : en fr
  • CH203909A - Generator, especially for fuels which form slag easily. : de en
  • US2153778A - Circuit arrangement : en
  • US2153918A - Dissector tube : en
  • USD114228S - Design for a display rack : en
  • USD114274S - Design fob a bedspread : en
  • CH203923A - Bearings for spinning and twisting spindles. : de en
  • US2154114A - Protective system for electric power transmission lines : en
  • US2154148A - Bite gauge : en
  • US2154212A - Clutch : en
  • CA380592A - Filament, film and ribbon manufacture : en fr
  • CA380706A - Multiwall paper bag : en fr
  • CH204027A - Cylinder for compressors with dry running pistons. : de en
  • AT155887B - Bicycle stand. : de en
  • CH204023A - Shaft with at least one bushing mounted on it and process for the manufacture of this product. : de en
  • DK56046C - Movable Bicycle Saddle or Seatpost. : da en
  • FR839798A - Door closer with tensioning device and mechanical brake : en fr
  • FR839806A - Improvements in the manufacture of electrical conductors : en fr
  • FR839907A - Suspension device for fabric strips : en fr
  • CA380616A - Powdered soap dispenser : en fr
  • US2153599A - Fractionating apparatus : en
  • US2153544A - Nonfreezing windshield wiper : en
  • US2153654A - System of tone-signaling and impulsing : en
  • DE674315C - Fit bolt for safety screw connections : de en
  • CA380604A - Dam : en fr
  • CH204048A - Insulating material for electrical lines and process for its manufacture. : de en
  • CA380600A - Centrifugal machine for separating solids and liquids : en fr
  • US2154044A - Fluid tank : en
  • US2154069A - Ceramic body : en
  • US2153868A - Metal lining for walls of insulated cabinets : en
  • CA380685A - Vacuum tube getter : en fr
  • CH203971A - Device for guiding a film in video or audio devices. : de en
  • CH204161A - Combined adhesion and gear drive on rail vehicles. : de en
  • US2153736A - Tune indicating device for stringed musical instruments : en
  • US2153837A - Insulating concrete construction : en
  • CA380694A - Thermostatic control mechanism : en fr
  • DK56034C - Method and Apparatus for Manufacturing Tave Wicks. : da en
  • US2153766A - Velocipede : en
  • US2153956A - Age resistor : en
  • US2154223A - Device for suppressing pulsations in fluid streams : en
  • AT155882B - Gas pressure switch. : de en
  • AT155907B - Flat knitting machine. : de en
  • US2153586A - Radiating, transformation and reinforcement system : en
  • US2154146A - Electric motor, dynamo, and the like : en
  • US2153576A - Air supply device : en
  • US2153593A - Implement frame adjusting device : en
  • US2154022A - Device for automatically stopping sheet conveyers for printing or like machines : en
  • CH203968A - Tabulator on typewriters. : de en
  • CH204065A - Inverter. : de en
  • AT155851B - Device for the use of roll films in plate cameras. : de en
  • AT155901B - Heat and sound insulation bodies. : de en
  • CA380680A - Radio tuning control : en fr
  • CH204147A - Process for the preparation of a water-soluble disazo dye. : de en
  • US2153972A - Window strip installation and fastener for the same : en
  • CH203920A - Sealing cap for cans. : de en
  • DE674359C - Incandescent lamp holder made of insulating material : de en
  • USD114267S - Design for a perpetual calendar : en
  • CH203989A - Air defense tower. : de en
  • CA380709A - Textile fabric : en fr
  • USD114293S - Design for a dress ensemble : en
  • CH204160A - Front clevis on bicycles. : de en
  • GB503692A - Improvements in apparatus for transmitting television and the like : en
  • CH203970A - Machine for printing on flat and wavy surfaces. : en fr
  • AT155941B - Coaxial cable. : de en
  • US2154143A - Panel and method of making : en
  • US2154001A - Closure fastening device : en
  • USD114301S - Design fob a dress : en
  • US2154327A - Signal amplifier : en
  • US2153904A - Siphon breaker : en
  • CA380607A - Watch crown seal : en fr
  • AU107014B2 - Manufacture of iron-lead alloys : en
  • CH203895A - Ventilation element for tiled roofs. : de en
  • CH203954A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH204058A - Inverter. : de en
  • US2153746A - Process for resolving petroleum emulsions : en
  • US2153563A - Electric motor and method of making the same : en
  • US2153694A - Vending apparatus : en
  • US2153886A - Oven heat control : en
  • US2154039A - Broach locking device : en
  • US2153615A - 1-aryl-5-pyrazolone-3-carboxylic acids : en
  • USRE21045E - bright : en
  • US2153800A - Musical instrument tuning apparatus : en
  • US2154250A - Supporting means for signs : en
  • DE674396C - Hand protection with strap : de en
  • DE674245C - Flat left-left knitting machine : de en
  • DE674520C - Telephone relay : de en
  • GB503740A - Improvements in or relating to machines for testing the physical qualities of material : en
  • DE674475C - Device for the gradual shortening of the thread guide stroke on rayon spinning machines with pendulum swing : de en
  • FR839759A - Device for transmitting motive power to the wheels of a motor vehicle : en fr
  • FR839721A - Process and plant for the fractionation of mixtures of hydrocarbons or other liquids : en fr
  • US2154364A - Knee protector : en
  • USD114181S - Design for a glass jelly dish or : en
  • USD114299S - Design for an airplane : en
  • FR839722A - Cooking apparatus for sugar syrups and others : en fr
  • FR839796A - Interchangeable collar sports shirt : en fr
  • DE674278C - Process to reduce the tendency to bend errors and warping in sheet metal or strips made of steel : de en
  • CH203900A - Control arrangement for regulating the temperature of a room provided with a heat exchange system using an outside thermostat with auxiliary heating. : de en
  • AT155892B - Hygienic shoe sole. : de en
  • GB503885A - Improvements in valves for fluid compressors : en
  • US2154104A - Apparatus for baking radiator cores : en
  • US2154271A - Refractory article : en
  • DE674427C - Friction clutch : de en
  • CH204064A - Process for increasing the electrical valve effect of ion discharge vessels, in particular of mercury vapor valves and ion discharge vessel for carrying out this process. : de en
  • GB503795A - Improvements in or relating to receiving devices for remote control systems : en
  • US2154058A - Attachment for typewriters : en
  • GB503724A - Improvements in and relating to gilled heating members for liquid heating apparatus : en
  • US2153540A - Timer : en
  • GB503571A - Improvements in or relating to beer pump systems : en
  • FR839824A - Dispensing device for paper machine : en fr
  • US2154147A - Vending mechanism : en
  • US2154323A - Supporting mechanism : en
  • CA380594A - Knife grinder : en fr
  • GB503706A - Improvements in or relating to machines for cleaning work pieces by blast-treatment by means of abrasive : en
  • GB504019A - Advertising or display apparatus : en
  • GB503549A - Improvements in photographic cameras : en
  • GB503719A - Apparatus for indicating damage to pneumatic tyres : en
  • GB503662A - Improvements in fruit-pitting machines : en
  • IE15446L - Television : en
  • FR839708A - New construction elements and how they are assembled and linked : en fr
  • GB503766A - Improvements relating to easy or occasional chairs : en
  • GR8120B - PERFECTIONS IN OR RELATED TO TELECOMMUNICATION. : el en
  • DE674236C - Gear shift for motorcycles u. like : de en
  • US2153547A - Hammock tent and support therefor : en
  • FR839788A - Relay enhancements including gas or vapor filled discharge tubes or both : en fr
  • GB504182A - Improvements in or relating to keys and locks : en
  • GB503556A - Improvements in the manufacture and production of vat dyestuffs : en
  • GB503568A - A process for the preparation of reduction products of oestrone etherified with a benzyl or with substituted benzyl groups : en
  • GB503757A - Improvements in or relating to a method of and means for moulding hollow articles : en
  • GB503919A - Improvements in holders for electric light bulbs and like purposes : en
  • DK56040C - Kohaleholder. : da en
  • US2153583A - High fidelity radio receiver : en
  • DE674354C - Device for influencing the train and the route : de en
  • AT155869B - Pack with single issue. : de en
  • CA380624A - Automatic gate : en fr
  • CH203992A - Radio directional device. : de en
  • CH204112A - Solaio a travi sagomate in cemento armato e tavelloni forati. : en fr
  • US2153579A - Bottle covering and sealing machine : en
  • US2154057A - Method of coating : en
  • US2153582A - Knitting machine : en
  • US2154220A - Process for producing coatings on plaster or other surfaces : en
  • DE674570C - Footwear to protect the splayfoot or the flat foot : de en
  • US2154229A - Window control unit : en
  • DE674217C - Loading system in which the hook harnesses of two winches, which are assigned to two different hoists, are connected via a rope or the like with a compensating roller : de en
  • GB503855A - Improvements in and relating to devices for gumming patterns on supports : en
  • GR8112B - WATERPROOF TANKS FROM IRON CONCRETE (CONCRETE - ARME), INSTRUMENTS AND PRODUCTS INTENDED FOR THE MAKING OF THESE TANKS. : el en
  • US2153589A - Antenna : en
  • US2153952A - Antifreeze corrosion inhibitor : en
  • USD114280S - Design for a coat : en
  • US2154144A - Apparatus for extracting liquids with liquids : en
  • US2153737A - Error detecting device for printing telegraph receivers : en
  • US2153909A - Broach : en
  • FR839883A - Locking device for screwed parts : en fr
  • FR839777A - Method and device for classifying minerals : en fr
  • GB503625A - Improved manufacture of persulphates : en
  • GB503687A - Improvements in or relating to pose or image observing devices : en
  • GB503702A - Improvements in or relating to methods and devices for sealing strings and wires and the like by means of seals : en
  • GB503583A - Improvements in and relating to polyvinyl acetal resin compositions : en
  • US2154338A - Electromagnetic relay : en
  • GB503547A - Apparatus for reducing the moisture content of materials, especially fruit and vegetable pulps : en
  • US2153664A - Strainer : en
  • GB503646A - Improvements in or relating to pitot tubes : en
  • USD114172S - Design for a wall case fob phono : en
  • DE674334C - Method for winding glass threads onto a winding drum : de en
  • DE674339C - Scales for continuously filling or checking packs of the same weight : de en
  • GB503612A - í¡í¡ : en
  • GB503619A - Improvements in or relating to thermostatic electric switches : en
  • DE674226C - Device for raising and lowering a screen : de en
  • DE674419C - Glasses case made of leather, fabric or the like. : de en
  • FR839706A - Vibrating beam perfected for making concrete pavements : en fr
  • US2153978A - Cupro-nickel alloys : en
  • US2154350A - Container cover applying machine : en
  • GB503528A - Improvements in apparatus for the generation of gas-mixtures containing acetylene : en
  • GB503668A - Improvements in and relating to composite slabs for building purposes : en
  • US2154240A - Combined seat and flush rim : en
  • US2153682A - Refrigerator : en
  • GB503912A - Improvements in the production of crepe effects on fabrics : en
  • FR839765A - Welding process for duraluminium or other aluminum alloys : en fr
  • GB503803A - Improvements in and relating to electric signalling installations : en
  • DE674306C - Wood finishing process : de en
  • GB503551A - Improvements in or relating to the treatment of hides or skins : en
  • GR8119B - PERFECTIONS IN OR IN RELATION TO AUTOMATIC METAL DETECTOR (HUNTING SWITCH) OR SIMILAR CIRCUIT PROVISIONS FOR USE ON APPENDIX. : el en
  • GR8121B - PERFECTIONS IN RELATION TO NUT. : el en
  • US2154042A - Thermostatically controlled electric heating appliance : en
  • FR839889A - Leather substitute : en fr
  • GB503573A - A device applicable for use with water softeners for domestic purposes : en
  • US2153536A - Combined hinge and flow valve : en
  • US2154189A - Solvent treatment of oils : en
  • US2154314A - Motor control : en
  • DE674240C - Wrapping device for powder or other grainy goods : de en
  • US2153565A - Magnetic type floating compass card : en
  • US2153873A - Barn window : en
  • US2154013A - Perpetual calendar : en
  • US2154347A - Leather frame : en
  • US2154413A - Neutralization of acids exuding from silicious cements : en
  • DE674439C - Conveyor device for cigarettes : de en
  • GB503829A - Improvements in or relating to the correlated adjustment of resistances, capacities and inductances in electric circuits : en
  • DE674391C - Overburden conveyor system : de en
  • GB503808A - An improved ram or piston type pump : en
  • USD114196S - Design fob a hair brush : en
  • US2153732A - Thio -barbituric acid derivatives : en
  • US2154030A - Automatic temperature regulator : en
  • DE674527C - Suspender and sock holder : de en
  • CA380672A - Hook adapter for bolts : en fr
  • DE674287C - Forging process for joining the ends of two or more parallel tubes to a common end by welding them in a die : de en
  • DE674492C - Holder for attaching price tags to food : de en
  • DE674251C - Device for cross ventilation of fabrics in drying machines : de en
  • GB503608A - Improvements in or relating to stencil cards for use in addressing machines : en
  • CA380655A - Tanning process : en fr
  • CA380598A - Carrying case : en fr
  • CH204035A - High-voltage current distribution device for electrical ignition devices of internal combustion engines. : de en
  • US2154088A - Advertising sign : en
  • US2154024A - Radio receiver tuning apparatus : en
  • US2154050A - Shuttle : en
  • CA380644A - Electric fuse : en fr
  • USD114237S - Design fob a clip pin : en
  • USD114191S - Design for a lock fob luggage cases : en
  • US2154406A - Supporting structure for radio indicating and control apparatus : en
  • US2154351A - Heddle bar frame : en
  • CA380601A - Horse bit : en fr
  • DE674325C - Light metal heel : de en
  • GB503586A - Improvements in radial flow elastic fluid turbines : en
  • FR839717A - Magneto perfected : en fr
  • DE674222C - Hall doors rotatable around horizontal axes for large door openings in hangars, especially aircraft hangars : de en
  • DE674493C - Plant for the production of paper stock : de en
  • DE674235C - Ambulance and invalidity vehicle : de en
  • FR839739A - Advanced flexible transmission cable : en fr
  • US2153787A - Sucker-rod guard : en
  • USD114305S - Design fob elastic fabric ob similab : en
  • US2153747A - Automatic gain control : en
  • US2153785A - Electrical welding machine : en
  • US2153892A - Double camera : en
  • US2154017A - Barber chair headrest : en
  • US2153543A - Window : en
  • US2153559A - Valve : en
  • US2154346A - Dispensing device : en
  • DE674298C - Production of chromium oxide hydrate green : de en
  • USD114255S - Design for a textile fabric or : en
  • DE674329C - Storage and transport containers : de en
  • US2154206A - Concrete placing machine : en
  • USD114270S - Design fob a slider body for slide : en
  • FR839731A - Tie and its fastening device on the collar : en fr
  • US2153643A - Cathode ray deflection apparatus : en
  • USD114179S - Design for a chest or similar article : en
  • USD114214S - Design for a bracket sign : en
  • US2153640A - Seal for centrifugal fluid treating apparatus : en
  • USD114285S - Design for a dress : en
  • US2153750A - Fishline float : en
  • US2154378A - Start-stop tube oscillator : en
  • US2153668A - Railway signaling : en
  • US2153691A - Internal combustion engine automatic compression ratio varying means : en
  • US2153943A - Jar holder : en
  • DE674260C - Kitchen stove with hot water and steam generator : de en
  • DE674379C - Automatic clamping device for piston rings : de en
  • GB503700A - An adjustable stiffening device for shirt collars or cuffs : en
  • AT155884B - Contact arrangement for switching devices with high switching frequencies, especially for elevator contactors. : de en
  • CH203999A - Arrangement for the evacuation of high vacuum electron tubes. : de en
  • GB503539A - Improvements in the production of surfaces for building and like purposes : en
  • FR839776A - Process for making sulfur soap : en fr
  • US2153706A - Privacy testing system : en
  • CA380676A - Thermostatic control : en fr
  • FR839748A - Improvements to rail traffic control devices : en fr
  • GB503734A - Drying installation for paper-making and like machines : en
  • US2153767A - Velocipede : en
  • US2154083A - Container : en
  • US2154151A - Rail supporting and retaining means : en
  • US2153950A - Knob attaching device : en
  • DE674384C - Automatic parting and centering machine for the production of tubular hollow bodies : de en
  • US2153863A - Apparatus for truing pistons : en
  • US2153894A - Sediment sampler : en
  • CA380641A - Electric valve converting system : en fr
  • CH204125A - Process for the production of a vat dye. : de en
  • CH203948A - Process for the preparation of 2-aminoanthracene-3-carboxylic acid. : de en
  • CH204158A - Process for preparing an aminobenzenesulfonic acid amide compound. : de en
  • US2153784A - Winding yarn : en
  • US2153954A - Plasticization of rubber hydrohalide : en
  • US2154109A - Display device : en
  • USD114177S - Design for a handbag frame : en
  • USD114298S - Design for a blouse : en
  • CA380733A - Superheterodyne radio receiver : en fr
  • CH204103A - Fluid transmission working according to the Föttinger principle, especially for road and off-road vehicles. : de en
  • DE674318C - Variable pitch propeller with variable blade pitch : de en
  • CH203919A - Broom. : en it
  • CA380651A - Doughnut machine : en fr
  • CH204121A - Process for the production of a new, quaternary ammonium salt. : de en
  • US2153595A - Illuminable fixture : en
  • US2153930A - Sensitized photographic emulsion : en
  • US2154186A - Water-soluble azo dyestuffs : en
  • US2153960A - Purification of aryl amines : en
  • USD114215S - Design for a sign : en
  • US2154000A - Process and apparatus for spray drying : en
  • US2154141A - Vacuum tube : en
  • DE674267C - Procedure for changing the contact area in the hollow vehicle tire : de en
  • CH204013A - Installation on veneer joint gluing machines. : de en
  • US2154278A - Carbon exterior anode : en
  • US2154325A - Apparatus for delivering material in solid, plastic, or semiliquid form from storage containers : en
  • CH204078A - Process for the preparation of a serum-coupled antimony compound of tartranilic acid. : de en
  • CH204106A - Method for soldering pipe connections on frames of vehicles such as bicycles, motorcycles and the like. : de en
  • CH204060A - Multiple anode gas atmosphere electric discharge tube. : en fr
  • CH204136A - Process for the production of a vat dye. : de en
  • US2153574A - Automatic switching system and apparatus : en
  • CH204052A - Arrangement for regulating generators. : de en
  • GB503676A - Improvements in or relating to telephone receivers : en
  • GB503923A - Improvements in or relating to composite yarns : en
  • DE674583C - Lower carrying device for abrasion-sensitive conveyed material : de en
  • GB503915A - Improvements in or relating to materials for the treatment of plants and soils : en
  • US2154269A - Marking device for index blanks : en
  • US2153813A - Photographic camera : en
  • US2154136A - Fluid circulation system : en
  • USD114284S - Design fob a dress ensemble : en
  • AT155928B - Auxiliary device for suction heads. : de en
  • CH203998A - Device for displaying and / or controlling the state of electrolytes. : de en
  • CA380584A - Ampule and syringe : en fr
  • US2153594A - Hypodermic syringe and cartridge therefor : en
  • US2154259A - Water saving toilet : en
  • USD114194S - Design fob a chair : en
  • DE674560C - Device for the longitudinal cutting of paper or other material webs : de en
  • US2154120A - Folding rat-tail comb : en
  • US2154320A - Pulverized-fuel burner : en
  • US2154361A - System for the transmission of mechanical power : en
  • US2153996A - Strand handling apparatus : en
  • CH204024A - Device for converting a reciprocating drive movement into a rotating one. : de en
  • GB503830A - Manufacture of cellulose derivatives and of artificial filaments, films and other shaped structures therefrom : en
  • FR839747A - Device for the automatic regulation of the water temperature in hot water production installations : en fr
  • FR839813A - Improvements to electrical protection devices : en fr
  • FR839942A - Switching device particularly suitable for cathode ray oscillograph tubes : en fr
  • DE674372C - Switching device for Umstellaufzugege : de en
  • US2153633A - Relay : en
  • GB503794A - Improved manufacture of ferrochromium : en
  • GB503846A - Improved label : en
  • DE674139C - Composite business machine : de en
  • DE674584C - Spin-dryer with hinged lid : de en
  • GR8109B - USE OF STEEL FOR THE PREPARATION OF SURFACE (LAYER) OBJECTS. : el en
  • GB504021A - Improvements in or relating to electric wave filtering systems : en
  • US2154142A - Mobile building : en
  • US2154340A - Traction attachment for vehicles : en
  • USD114225S - Design for a brooch pin : en
  • US2153744A - Process for resolving petroleum emulsions : en
  • CH203916A - Bed sack for heating pads. : de en
  • US2153678A - Chemical heating pad for permanent hair waving : en
  • US2153690A - Pressing machine : en
  • US2153755A - Beaded surfaces : en
  • US2154203A - Manufacture of shaped articles of highly polymeric compounds : en
  • FR839864A - Elastic capsule for dehydrated substances containing fumes and, in particular, for non-aqueous liquids : en fr
  • CA380603A - Sliding fastener fitting for trousers : en fr
  • US2153553A - Polymerization of olefins : en
  • CH203906A - Silencer for liquid flows. : de en
  • US2153560A - Reagent and process for treating peroleum oils : en
  • CA380720A - Rail clamp : en fr
  • CH204138A - Process for the preparation of a water-soluble disazo dye. : de en
  • USD114283S - Design for a clip pin : en
  • CH203946A - Process for the production of a resin from methyl xanthate. : de en
  • CH204145A - Process for the preparation of a water-soluble disazo dye. : de en
  • CH204028A - Two-stroke internal combustion engine with direct current purging. : de en
  • US2153852A - Tubing head : en
  • US2153924A - Aerial advertising device : en
  • AT155918B - Poetry. : de en
  • CH203939A - Continuously working press. : de en
  • NL86915B - : en
  • US2153981A - Medicinal container : en
  • US2154107A - Railroad passenger car step : en
  • US2154132A - Process of controlling the purification of sewage : en
  • US2154404A - Electrode for ionic discharge devices : en
  • US2153934A - Tubing catcher and positive actuating mechanism therefor : en
  • CA380679A - Electric discharge tube : en fr
  • DE674332C - Circuit arrangement for telephone systems with main and sub-offices and dialer operation : de en
  • GB503787A - Manufacture of artificial materials : en
  • US2153555A - Gasoline storage tank explosionhazard eliminating device : en
  • USD114190S - Design fob a lock fob luggage cases : en
  • CH203911A - Method and device for cleaning gases from hard coal, lignite and the like. : de en
  • US2153761A - Make-and-break electric-motor device : en
  • US2153806A - Method of forming a heat exchange device : en
  • DE674461C - Coupling head for self-acting, rigid railroad center buffer couplings : de en
  • GB503659A - Improvements in or relating to side bearings for articulated railway vehicles : en
  • US2154407A - Jointed conduit : en
  • US2154275A - Electrode supporting structure : en
  • USD114209S - Design for a combined bottle stop : en
  • USD114198S - Design fob a bath brush ob the like : en
  • USD114304S - Design for a coat : en
  • GB503771A - Improvements in or relating to air-tight joints between metals and ceramic materials in components for use in high frequency electrical circuits : en
  • US2154009A - Manufacture of hacksaw frame members : en
  • US2154392A - Method of making tapered tubes : en
  • US2153832A - Shoe insole : en
  • US2154267A - Typographical machine line indicator : en
  • CH204154A - Polyphase transformer. : de en
  • US2154152A - Watering device : en
  • US2153739A - Apparatus for and method of forming mineral wool from fusible solids : en
  • USD114246S - Design fob a milk bottle : en
  • DE674294C - Process for converting electrical current fluctuations into light fluctuations : de en
  • AT155948B - Plate leveler. : de en
  • US2154173A - Protecting wood from attack by insects and fungi : en
  • US2154388A - Vending apparatus : en
  • USD114242S - Design for an atomizer : en
  • US2153534A - Gauge for setting printing press cylinders : en
  • US2153913A - Building block : en
  • US2153660A - Bonding of composite articles with polymerized adhesives : en
  • US2153825A - Stuffing box without packing : en
  • US2153970A - Vacuum preparation of compounds : en
  • GB503624A - An improved clamp for securing the working tools of cultivators : en
  • US2153573A - Nonabrading reloadable cartridge : en
  • US2153718A - Navigation apparatus for aircraft : en
  • USD114263S - Design for a belt buckle : en
  • CA380669A - Radio volume control system : en fr
  • US2153983A - Lighted toy railroad coach : en
  • DE674274C - Process for the production of artificial grain veneers : de en
  • DE674388C - Baskuel clasp : de en
  • DE674552C - Process for hardening copper and copper alloys : de en
  • AT155943B - Equipment for electric flashlights, in particular for grave lighting. : de en
  • US2153907A - Mechanical mopper for insecticides : en
  • US2154290A - Tread for pneumatic tires : en
  • USD114277S - Design for a dress : en
  • USD114282S - Design for a clip pin : en
  • US2153911A - Container : en
  • US2154075A - Automatic adjustment device for brakes : en
  • US2154379A - Method of and apparatus for testing relays : en
  • USRE21046E - Apparatus fob producing molds : en
  • US2153617A - Manufacture of colored photographic pictures : en
  • CA380671A - Price tag attaching machine : en fr
  • DE674418C - Core binder : de en
  • US2154273A - Method of and apparatus for making aneroids : en
  • DE674465C - Optical display device for the control process at a speed or. Power control of the prime movers of electrical generators : de en
  • US2153629A - Method and apparatus for making dry ice : en
  • US2153782A - Automatic adjusting means for rotary systems, particularly direction-finders : en
  • CH204062A - Circuit arrangement for converter systems, in particular Marx converter systems, for preventing vibrations. : de en
  • US2154317A - Production of pulsatory light : en
  • USD114281S - Design for a dress : en
  • USD114197S - Design for a bath brush or the like : en
  • DE674262C - Machine parts exposed to high temperatures : de en
  • FR839882A - Improvements to portable lamps powered by dry batteries, specially adapted to signaling in railways : en fr
  • GB503654A - Improvements in or relating to sleeping cars or the like : en
  • NL45615C - : en
  • US2153708A - Pedestrian barrier : en
  • US2154065A - Electrical measuring system : en
  • CH204108A - Coupling to railway vehicles for automatic coupling of the same. : de en
  • US2154387A - Electric insulator : en
  • USD114273S - Design fob a textile fabric : en
  • CA380614A - Shock absorber for aircrafts : en fr
  • US2153571A - Vibratory system for the transmission and reception of sound waves : en
  • US2154076A - Filter circuits : en
  • US2154233A - Subaqueous tunneling : en
  • DE674258C - Indirectly heated glow cathode for cathode ray tubes and process for their production : de en
  • CH204070A - Coil with a core made of finely divided ferromagnetic material. : de en
  • CH204142A - Process for the preparation of a water-soluble disazo dye. : de en
  • CA380638A - Electric conductor rolling machine : en fr
  • DE674291C - Pantograph loop : de en
  • CA380642A - Thermostatic apparatus : en fr
  • CH204148A - Process for the preparation of a water-soluble disazo dye. : de en
  • NL45392C - : en
  • US2153587A - Fluid operated motor : en
  • USRE21047E - Est such processes : en
  • US2154012A - Rivet : en
  • US2154150A - Apparatus for carrying out physical and chemical reactions : en
  • US2154373A - Windshield cleaner : en
  • DE674392C - Device for loosening fibers when drying on rotating belts : de en
  • IE15607L - Inflatable cores for moulding concrete : en
  • CH203983A - Ski pole plate. : de en
  • CH204126A - Process for the production of a vat dye. : de en
  • CH203928A - Process for making a permanent printing ink. : de en
  • US2154090A - Automatic choke valve : en
  • USD114276S - Design fob a shoe : en
  • US2154166A - Underjet-fired coke oven : en
  • CH204151A - Process for the production of a resin-like, almost water-white product from a natural resin. : de en
  • US2153745A - Process for resolving petroleum emulsions : en
  • US2153722A - Trailer tongue supporting jack : en
  • US2153889A - Suture : en
  • US2154248A - Paraminoarylsulphonamidoaryl orthosulphonic acids and their salts : en
  • USD114260S - Design for a goggle : en
  • CH203930A - Measuring device intended for tailoring purposes. : de en
  • US2154060A - Feeding mechanism for shaker or jigging conveyers : en
  • USD114192S - Design for a statuette : en
  • US2153723A - Floor covering material and coating therefor : en
  • US2154168A - Dentifrice : en
  • CA380705A - Roller skate : en fr
  • GB503677A - Improvements in or relating to carrier wave signalling systems : en
  • US2153817A - Musical instrument : en
  • CH204039A - Household refrigerators. : de en
  • US2153881A - Register : en
  • US2153688A - Vegetable or fruit grading and sizing machine : en
  • US2153786A - Process and apparatus for thermal deposition of metals : en
  • CA380599A - Fluid meter : en fr
  • CA380674A - Electric discharge vessel : en fr
  • AT155917B - Cutting machine for paper, cardboard, etc. like : de en
  • CA380654A - Thermionic valve circuit : en fr
  • FR839904A - Process for the preparation of alkaline percarbonates : en fr
  • DE674402C - Corner conveyor table and longitudinal delivery for folding machines : de en
  • FR839826A - Secondary electron amplifier : en fr
  • DE674355C - Type printer with type carrier moved in large and small steps and under escapement control : de en
  • US2153551A - Garment hanger : en
  • US2153707A - Amino-acid derivatives and their manufacture : en
  • USD114169S - Design for a lamp socket : en
  • GB503703A - Improvements in or relating to two-part detachable buttons : en
  • AT155933B - Clamping device for power transmission chains or the like. : de en
  • CH203892A - Line roller with holder for fishing rods. : de en
  • GB503560A - Improvements in or relating to optical projection apparatus : en
  • CA380622A - Corset stay : en fr
  • CH204030A - Free piston internal combustion engine. : de en
  • CH204101A - Electric cars. : de en
  • DK56037C - Method and Apparatus for Making an Original or Negative Record of Modulated Electric Current. : da en
  • CH204159A - Pneumatic tires with protective insert. : de en
  • CH204091A - Radio receiving circuit with interference eliminating means. : de en
  • US2154380A - Current collector : en
  • CH204022A - Matchbox. : de en
  • US2153584A - Adhesive : en
  • US2153598A - Internal combustion engine : en
  • GB503782A - Improvements in or relating to self feeding water boilers : en
  • CH204087A - Method and device for keeping messages secret in telephony operations. : de en
  • AT155926B - Photocell with secondary emission photocathode. : de en
  • CH203898A - Buildings that can be dismantled, are stable and can be extended as required. : de en
  • DE674351C - Chlor-alkali cell for intermittent operation : de en
  • DE674320C - Load lowering and hoisting devices, in particular for launching boats on ships : de en
  • DE674363C - Breaking machine for bast fiber, especially flax and hemp stalks : de en
  • DE674414C - Device for parallel operation of direct current compounding machines : de en
  • FR839781A - Improvements to speakerphone installations : en fr
  • US2154094A - Brake beam hanger pin and adapter : en
  • USD114257S - Design for an advertising card : en
  • CH204009A - Process for protecting metal parts to be electrically brazed together against charring. : de en
  • FR839802A - Cigarette lighter-distributor for motor vehicles or other applications : en fr
  • CA380611A - Dry fixed gas producing apparatus : en fr
  • USD114297S - Design fob a clip pin : en
  • AU141939A - Improvements in or relating to windscreen wipers for vehicles : en
  • DE674227C - Air pump for analytical purposes, especially for gas detectors : de en
  • DE674263C - bearings : de en
  • US2154215A - Spring friction brake lever : en
  • GB503536A - Improvements in or relating to the production of semi-stiff collars, cuffs and like wearing apparel : en
  • FR839742A - Apparatus for the production, from a usual alternating current, of interrupted direct electric currents, giving rise to various physiological effects : en fr
  • DE674336C - Sanitary napkin : de en
  • CA380625A - Thermostat switch : en fr
  • CA380652A - Intensified acid : en fr
  • GB503567A - Improvements relating to rotary pumps : en
  • GB503797A - Improvements in or relating to pumps for dispensing drinks : en
  • GR8133B - SUBTHEME USED TO QUIT THE VILLAGE AND NOISE OF THE TYPING MACHINES. : el en
  • DE674415C - High-voltage protective housing made of insulating material for cooled vacuum tubes, in particular X-ray tubes : de en
  • FR839725A - Automatic operation of crystallization apparatus : en fr
  • US2153626A - Outboard motor : en
  • FR839814A - Improvements to measurement and control circuits : en fr
  • US2153578A - Production of acetaldehyde from : en
  • US2154019A - Snow ski : en
  • US2154156A - Electric micrometer : en
  • USD114223S - Smoking stand : en
  • FR839902A - Metal windlasses with sole : en fr
  • GB503914A - An improved thermostatic device for use in controlling the temperature of melting pots of type-casting and like machines : en
  • DE674434C - Tail unit for aircraft : de en
  • US2153841A - Preservation of paint : en
  • FR839816A - New system for uniformly distributing water and other liquids on exchange surfaces, flat or sinusoidal, vertical, in water and air refrigerants with adhesion, capillarity and trickle as well as in condensers : en fr
  • GB503650A - Improvements in or relating to signs : en
  • GB503708A - Improvements in a process and apparatus for manufacturing chilled hollow balls : en
  • CA380741A - Coal agglomerate manufacture : en fr
  • CH203893A - Thermally insulating component, process for its production and device for carrying out the process. : de en
  • DE674256C - Spring adjustment device for tram switches : de en
  • US2153936A - Machine for continuously forming curved wire forms : en
  • US2154276A - Filling compound for and method of insulating conductors : en
  • FR839847A - Process for irradiating liquid or pasty substances : en fr
  • GB503563A - Rabbit traps : en
  • GB503580A - Process for the manufacture of stratified bodies from synthetic resins : en
  • GB503783A - Improvements relating to separable fasteners : en
  • FR839773A - Improvements to vacuum cleaning devices : en fr
  • CH204072A - Mixed light lamp. : de en
  • CH204094A - Radio receiver. : de en
  • AT155929B - Pre-chamber diesel engine. : de en
  • US2153768A - Antenna system : en
  • GB503844A - Improvements in or relating to presses suitable for use in cutting out sheet material : en
  • FR839894A - Press for riveting or other applications : en fr
  • CH204097A - Apparatus for dispensing granular or powdery material. : de en
  • FR839786A - Synchronization device for relaxation oscillation generators with inductive reactance coupling : en fr
  • GB503791A - Improvements in and relating to tobacco pipes : en
  • US2153627A - New monoazo dyestuffs : en
  • US2153635A - Device for securing glass panes in window frames : en
  • US2153638A - Amplifier : en
  • US2154066A - Contents gauge for plurality of tanks : en
  • US2154385A - Resilient coupling : en
  • GB503845A - Sensitive elements for colour photography and methods for the production thereof : en
  • DE674373C - Hot water heating system with expansion vessel under gas pressure : de en
  • DE674368C - Mobile and tiltable ladle : de en
  • GB503673A - Improvements in or relating to optical systems : en
  • GB503629A - Improvements in and relating to flow water-heaters, geysers and the like : en
  • DE667424C - Process for the non-cutting production of the thread of wood screws with pressed tips : de en
  • FR839891A - Improvements to low temperature distillation processes and devices : en fr
  • GB503569A - A process for the preparation of reduction products of oestrone etherified with a benzyl or with substituted benzyl groups : en
  • GB503836A - Improvements in indicating means for tail lamps and the like : en
  • FR839855A - Motor car dynamic stabilization system : en fr
  • DE674387C - Auxiliary device for changing the grinding tool, in particular a segment grinding head, in surface grinding machines with a vertical grinding spindle : de en
  • US2153637A - Multiple damper control for boilers and the like : en
  • DE674457C - Floor covering for textile wet treatment and storage or similar containers : de en
  • US2153606A - Camera carrying case : en
  • US2154139A - Car construction : en
  • FR839720A - Slope indicating device which can be used more specifically as a verifier : en fr
  • GB503769A - Improvements relating to the manufacture of luminescent powders : en
  • USD114303S - Design for a knee best fob : en
  • DE674442C - Treatment of liquid, high molecular weight chlorinated paraffins : de en
  • USD114178S - Design for a handbag frame : en
  • CH203926A - Circular knitting machine with pattern device. : de en
  • FR839848A - Projection device for blinds : en fr
  • FR839861A - Improvements to projectiles incorporating a jet propulsion device : en fr
  • CA380647A - Paperboard container : en fr
  • US2153977A - Condenser tube : en
  • CA380714A - Cellulose derivative manufacture : en fr
  • GB503798A - Improvements in or relating to traffic control systems : en
  • DE674403C - Perforating device on cylinder high-speed presses equipped with removable perforating wheels : de en
  • DE674408C - Air brakes for locomotives : de en
  • US2154086A - Automatic choke valve : en
  • US2154133A - Oil burner muffler : en
  • US2154360A - Signaling device : en
  • US2154010A - Electromagnetic separator device : en
  • US2154205A - Vending machine : en
  • CH203952A - Process for the production of azo dyes. : de en
  • US2154184A - Electric heating mechanism : en
  • DE674261C - Process for the production of silicon alloys : de en
  • US2153656A - Keying : en
  • US2153729A - Thjobarbitijiuc acid derivatives : en
  • US2154027A - Electrolytic device and method of making same : en
  • DE674347C - Gas lighter : de en
  • GB503616A - Improvements in or relating to electric discharge tubes : en
  • US2154179A - Hair curler : en
  • US2154236A - Switch : en
  • DE674216C - Sofa bed : de en
  • US2153835A - Electric door switch : en
  • US2153621A - Vehicle signal switch : en
  • CA380670A - Photographic printing process : en fr
  • FR839840A - Improvements to fixing devices for mobile panels, blinds, shutters, windows, bags, cases, boxes and the like : en fr
  • GR8135B - PERFECTIONS IN OR IN RELATION TO ANTI-ASPHINISTIC FILTERS OR SIMILAR. : el en
  • US2153539A - Water-insoluble azo dyestuffs and fiber dyed therewith : en
  • US2153572A - Method and apparatus for drying fruit and the like : en
  • US2154401A - Water paste paint : en
  • CH204144A - Process for the preparation of a water-soluble disazo dye. : de en
  • FR839738A - Method for the execution of foundation piles using a jacking tube, and device for its implementation : en fr
  • FR839868A - Gas turbine : en fr
  • GB503924A - Improvements relating to panels for baths : en
  • FR839805A - Improvements to mechanical filters : en fr
  • FR839807A - Process and apparatus for the manufacture of hollow valve cones : en fr
  • GB503529A - Improvements in or relating to television and like systems : en
  • GB503548A - Improvements relating to the matting of artificial silk : en
  • GB503689A - Process and apparatus for washing and drying linen in a single copper : en
  • AU111755B2 - Improvements in cathode ray tubes : en
  • US2153568A - Gas detection apparatus : en
  • DE674514C - Lubricating grease for the container wall and the sealing ring of waterless gas containers without a liquid seal : de en
  • DK56039C - Radsaa machine for individual sowing of seeds. : da en
  • FR839775A - Process for the production of organic base polysulphides and their solutions : en fr
  • GB503696A - Improvements in a fluid pressure transmitting system : en
  • CA380613A - Cellulose decomposition : en fr
  • CA380735A - Impedance coupled amplifier : en fr
  • CH204100A - Pack of cigars, especially cheroots. : de en
  • DE674271C - Process for the production of sausage casings from curly pig guts : de en
  • FR839710A - Apparatus for classifying perforated coins : en fr
  • GB503832A - Improvements in the production of cinematograph multi-colour pictures : en
  • GB503927A - Improvements in and connected with filling heads of liquid bottling machines : en
  • GB503550A - Improvements in or relating to the recovery of ammonia from used cuprammonium artificial silk precipitation liquors : en
  • US2153724A - Closed spiral paper clip : en
  • US2154403A - Rotary hook sewing machine thread case : en
  • FR839939A - Removable device applicable to all heating devices to obtain hot water : en fr
  • GR8124B - SUPERVAL VALVE AFTER PRE-ADJUSTMENT BY ANTI-AIR SHELTER. : el en
  • DE674460C - Device for expelling the refrigerant from continuously operating absorption refrigeration machines : de en
  • US2153648A - Car truck : en
  • US2153622A - Permeability tuned antenna system : en
  • US2153692A - Lubricant container for journal boxes : en
  • GB503678A - Manufacture of a substitute for wool from viscose : en
  • GB503811A - An improved money box : en
  • GR8114B - TREATMENT OF TREATED GIRL WITH NARROWED SPACE LENGTH (DURING THE TECHNIQUE). : el en
  • US2154043A - Thermostatically controlled electric heating appliance : en
  • GB503610A - Improvements in and relating to method of and apparatus for coating articles with liquid coating material : en
  • AT155856B - Cathode ray tube. : de en
  • US2154199A - Sealing construction : en
  • US2153765A - Elevator door lock : en
  • US2154129A - Trailer construction : en
  • US2153893A - Venetian blind clamp : en
  • USD114202S - Design for a lunch box ok similar : en
  • DE674535C - Single-wire circuit for controlling and monitoring a remotely located organ : de en
  • GB503660A - Improvements in or relating to glazing : en
  • GB503840A - Improvements in and relating to the transporting of biscuits or like articles : en
  • GB503942A - Cellulose derivative and process of making the same : en
  • GB503657A - Improvements in or relating to adjustable cams : en
  • GR8110B - STEEL FOR THE MANUFACTURE OF PARTS OF MOTION TRANSMISSION MECHANISMS AND PIECES RESISTANT TO DAMAGE. : el en
  • DE674577C - Fluid switch : de en
  • FR839884A - Calculator : en fr
  • FR839839A - Electromagnetically controlled diaphragm pump : en fr
  • GB503591A - Improvements in anti-dazzle head lamps for motor cars : en
  • GB503720A - Improvements in loading devices for freight vehicles and the like : en
  • GB503537A - Improvements in a method and means for casting jewelry and the like : en
  • AT155885B - Process for the production of artificial masses. : de en
  • CH204026A - Gearbox with constantly changing output with continuous drive. : de en
  • GB503937A - Improvements in or relating to slides for optical projection : en
  • US2154265A - Railway traffic controlling apparatus : en
  • FR839870A - Improvements to secondary relays : en fr
  • US2153657A - Method of forming conduit outlet boxes : en
  • US2153958A - Roll heater : en
  • GR8122B - SPARE BODY FOR SHOES. : el en
  • DE674406C - Process for refining alkaline iron ores in a blast furnace : de en
  • USD114174S - Design for a vanity chest or : en
  • US2153867A - Bending tool : en
  • GB503664A - Improvements in or relating to spring assemblies : en
  • GR8125B - FRAMEWORK FOR BIRDS FROM EC RUBBER KAIOMMATUALIA. : el en
  • FR839732A - Improvements to wood roasting ovens : en fr
  • DE674310C - Process for regenerating punch cards for tabulating machines and the like like : de en
  • USD114217S - Design for a glass candleblock ok : en
  • DE673366C - Spark plug insulator and process for its manufacture : de en
  • DE674212C - Heating and fat separation device for dish washing machines : de en
  • DE674446C - Device for generating the breakover voltages deflecting the cathode ray of a Braun tube : de en
  • GB503805A - Method of preparing a heat-producing material for heated horticultural beds : en
  • US2153652A - Rip-cord carton-making machine : en
  • US2154235A - Vanity case : en
  • GB503579A - Improvements in devices for protecting motor cars from theft : en
  • US2154073A - Continuous wave signal receiving system : en
  • US2154335A - Ashtray attachment : en
  • DE674220C - Insert ring for sheet steel radiator : de en
  • DE674140C - Self-seller for gas, electricity or the like for various types of fee collection : de en
  • FR839729A - Device for launching parachutes : en fr
  • GB503637A - Improvements in mattresses and resilient seatings : en
  • GB503714A - A ski-stick adjustable in length : en
  • GB503617A - Improvements relating to interlocked electric switches : en
  • US2153876A - Multiple gang tractor mower : en
  • US2154310A - Meter connection box : en
  • US2154068A - Electrical contact : en
  • US2154277A - Material testing machine : en
  • US2154307A - Compensating means for long-scale : en
  • USD114166S - Design fob a folding type closet : en
  • US2153753A - Combined dilating and massaging device : en
  • FR839719A - Radiator humidifier : en fr
  • GB503611A - Improvements in or relating to optical projecting apparatus : en
  • GB503655A - Improvements in or relating to metal containers of the barrel type and methods of making same : en
  • FR839923A - Device and method for purifying and modulating electromagnetic oscillations at very high frequencies : en fr
  • US2154187A - Fish scaler : en
  • USD114261S - Design for a shoe or similar article : en
  • AT155874B - Process for producing an opaque cover layer on supports which are provided with a transparent recording layer suitable for cutting vibrations. : de en
  • USD114247S - Design for an automobile grille : en
  • US2154116A - Lubricant receiving fitting : en
  • FR839771A - Improvements to automotive vehicle suspension and drive systems : en fr
  • FR839774A - Improvements to vacuum cleaning devices : en fr
  • GB503623A - Improvements in the manufacture and production of artificial resins : en
  • US2153888A - Double acting jack : en
  • GB503672A - Improvements in transparent cover plates : en
  • FR839718A - Improvements to induction coils for engine ignition devices : en fr
  • FR839829A - Automatic firearm : en fr
  • CH204021A - Pyrophoric lighter. : en fr
  • FR839702A - Star engine with aligned cylinders : en fr
  • CH204117A - Item of laundry with sleeves. : de en
  • US2153984A - Pneumatic conveying pipe : en
  • USD114216S - Design for a sign : en
  • GB503607A - Improvements in the hardening of fats and oils : en
  • FR839737A - Accounting Typewriter Improvements : en fr
  • FR839803A - Method of fixing all objects by a new captive pin : en fr
  • FR839917A - Method for charging refrigeration systems : en fr
  • FR839745A - Improvements to methods and devices for heating rail vehicles by forced air : en fr
  • GB503816A - Improvements in sensitive material for three-colour photography : en
  • GB503656A - Shears : en
  • DE674523C - Multi-electrode tubes with two or more cathodes : de en
  • GB503936A - Improvements relating to separable fasteners : en
  • US2153840A - Soap holder : en
  • US2153915A - Hot air gas heater pipe and dome heating system : en
  • CH204139A - Process for the preparation of a water-soluble disazo dye. : de en
  • CH204036A - Starting device on internal combustion engines. : de en
  • CH204050A - Reversing switch with tripping by lack of current. : en fr
  • US2154171A - Vehicle brake : en
  • US2154208A - Transportable support for power implements and units : en
  • USD114206S - Design for a bracelet or similar : en
  • DE674397C - Hurricane lantern : de en
  • US2153827A - Latch : en
  • US2154033A - Carburetor : en
  • US2154367A - Combination hack and compass saw frame : en
  • USD114275S - Design fob a projector : en
  • AT155939B - Switching chamber part for electric gas switches. : de en
  • US2153662A - Loom binder : en
  • CH203994A - Device for examining workpieces made of magnetizable material and provided with a continuous cavity. : de en
  • US2154131A - Getter : en
  • US2153774A - Fluid seal : en
  • US2153801A - Acid-amine condensation product : en
  • CA380609A - Contact galvanometer : en fr
  • US2153966A - Manufacture of power transmission belts : en
  • US2154175A - Apparatus for filling liquid receptacles : en
  • US2153929A - Modifying the sensitivity of photographic emulsions : en
  • CA380610A - Manure or seed distributor : en fr
  • US2154119A - Harness connector for looms : en
  • DE674250C - Process and plant for the saccharification of substances containing polysaccharides : de en
  • GB503661A - Improvements in disc differential gears : en
  • US2154185A - Bonded abrasive and method of making the same : en
  • USD114233S - Design for a teapot or similar : en
  • US2154348A - Mordant azo dyestuffs and a process for making same : en
  • US2154349A - Can closure : en
  • US2153601A - Wringer mop : en
  • CA380587A - Tube cutting machine : en fr
  • CA380725A - Power supply circuit : en fr
  • CH204104A - Wagon wheel on a wooden axle. : de en
  • DE674563C - HEPA filter with a filter mass consisting of a loose fiber mass : de en
  • DK56048C - Hinge that can be locked in the right position. : da en
  • CA380606A - Measuring gauge : en fr
  • CA380717A - Cellulose derivative yarn production : en fr
  • US2154089A - Printing ink : en
  • DE674472C - Bracket for electric street lights : de en
  • DE674464C - Circuit arrangement and device for darkening lighting systems with electromagnetic switching devices : de en
  • CH204019A - Clamp with a fastening element. : de en
  • CH203888A - Threshing machine with cleaning and sorting device. : de en
  • CH203894A - Putty-free glazing for roofs, walls, etc. : de en
  • GB503773A - Improvements in the manufacture of a textile material and to a composition utilized therein : en
  • US2153592A - Steam boiler : en
  • CH204135A - Process for the production of a vat dye. : de en
  • US2154293A - Electron discharge device : en
  • US2153639A - Book : en
  • US2153923A - Fishing reel : en
  • FR839795A - High strength aluminum alloys with high yield strength : en fr
  • AT155897B - Snowfall cauldron. : de en
  • US2154018A - Feathering device for boat oars : en
  • CA380661A - Bar cutter : en fr
  • CH204110A - Pantograph designed as a trolley for electric buses. : de en
  • NL45595C - : en
  • CH204107A - Car chassis on rail motor vehicles. : de en
  • AT155863B - Device with at least two gas-filled discharge tubes connected in parallel. : de en
  • US2153533A - Resilient connector and support for frangible bodies : en
  • US2154110A - Display device : en
  • CH204010A - Electric resistance welding machine for the production of wire nets with strip-like electrodes. : de en
  • CH204020A - Security button. : de en
  • DE674253C - Method of melting borax : de en
  • DE674328C - Carrier conveyor device : de en
  • FR839785A - Improvements to calculating machines : en fr
  • GB503534A - Improvements in or relating to the feeding of strip material through typewriters and other recording machines : en
  • DK56027C - Mercury switch. : da en
  • FR839922A - Aircraft upgrades : en fr
  • US2153672A - Foundation plate : en
  • DE674386C - Process for rendering ª ‰, ª ‰ -dichlorodiaethyl sulfide harmless : de en
  • AT155893B - Fibrous aldehyde fuel. : de en
  • US2153995A - Camera plate holder : en
  • AU111682B2 - Improvements in and relating to water supply installations : en
  • DE674555C - Self-closing flush valve : de en
  • AT155931B - Light signal transmitters for road vehicles. : de en
  • US2153964A - Manufacture of elastic fabric : en
  • US2154255A - Tire valve : en
  • US2153743A - Attenuation equalizer : en
  • US2153758A - Mechanical time fuse : en
  • US2153847A - Chuck or tool holder : en
  • US2153644A - Method of cooling gases : en
  • US2154074A - Brake : en
  • CA380678A - Lace curtain heading : en fr
  • US2153653A - Irradiated dusting powder : en
  • DE674299C - Rotary piston machine that can be used as a compressor, pump or engine : de en
  • GB504014A - Improvements in or relating to variable-inductance tuning devices : en
  • US2153590A - Disintegrator : en
  • US2154369A - Clamp for hosiery drying forms : en
  • AT155927B - Slide-in unit for converting piston valve steam engines into ones with valve control. : de en
  • CH203957A - Process for the production of drying oils. : de en
  • US2154135A - Innersole for open shank shoes : en
  • USD114310S - Design fob a nightgown or similar : en
  • US2154334A - Preparation op n-methyi : en
  • USD114182S - Design for a glass floral bowl or : en
  • DK56041C - Engine compressor, in particular Propellant generator, with free-running pistons. : da en
  • GB503748A - Improvements in and relating to vaned wheel metering devices : en
  • GB503770A - Improved method of and means for dehydrating or dewatering peat and like subfossil substances : en
  • US2153812A - Removable float valve : en
  • US2153951A - Burner for furnaces : en
  • US2154298A - Cathode for electron discharge devices : en
  • US2153880A - Golf club : en
  • USD114219S - Design for a clip pin : en
  • US2153862A - Steering means : en
  • US2154124A - Hosiery : en
  • US2154170A - Stable basic aluminum formate and solutions thereof : en
  • DE674512C - Device for gassing fluids in standing vessels : de en
  • NL45808C - : en
  • US2153623A - Cigarette holder : en
  • GB503800A - Improvements in apparatus for cleaning watch parts and other small parts of machinery : en
  • US2153696A - Air conditioning system : en
  • US2153792A - Multiple winding and measuring machine : en
  • US2154102A - Method of manufacturing pen points, and sheet stock therefor : en
  • US2153686A - Combination floor washer and drier : en
  • US2153775A - Self-starting synchronous electric motor : en
  • US2153789A - Irrigation and drainage tube : en
  • US2153820A - Process for producing water gas free from tar and hydrocarbons : en
  • DE674545C - Synchronous switching apparatus, especially power converters with synchronously moving contacts : de en
  • DE674405C - Control device, especially for electrically driven cooling systems : de en
  • GB503641A - Improvements in printing presses : en
  • GB503639A - Improvements in electric lamps and more particularly cathode glow discharge lamps : en
  • GB504020A - Improvements in or relating to electric circuit timing device : en
  • CH204130A - Process for the production of a vat dye. : de en
  • US2153549A - Combination bait and tackle box : en
  • FR839950A - Process for dissolving and corroding the condensation products of urea and formaldehyde : en fr
  • GB503928A - Improvements in or relating to meat tendering apparatus : en
  • FR839713A - Device for immobilizing a tube or bar, particularly applicable to locking an adjustable seat in the desired position : en fr
  • IE15307L - Operating electric discharge devices : en
  • FR839792A - Improvements to devices with deformable tubes : en fr
  • GB503701A - Improvements relating to the mounting of domestic wringing machines : en
  • FR839797A - Sealing cap for tubes and similar vessels : en fr
  • GB503735A - Weatherproof coat, particularly for motor cyclists : en
  • DK56022C - Apparatus for the separation of liquids from gases, in particular carbon dioxide. : da en
  • DE674279C - Arrangement for switching on blocking circuits assigned to different wave ranges in receivers of wireless communications technology : de en
  • FR839764A - elements for floor coverings : en fr
  • DE674500C - Double cardan shaft, especially for driving motor vehicles : de en
  • FR839935A - Puff : en fr
  • US2153764A - Hand loom : en
  • US2153976A - Display device : en
  • FR839801A - Process for spinning cellulose solutions : en fr
  • FR839906A - Light metal construction parts obtained by means of slowly quenched alloys : en fr
  • US2153610A - Rotative winged aircraft : en
  • DE674221C - Sliding window, the guides of which lie in the locking plane of both leaves : de en
  • DE674277C - Device for coloring stationary goods : de en
  • CH203938A - Tobacco pack designed for use in tobacco pipes. : de en
  • GR8113B - EC REINFORCED CONCRETE BEAM (CONCRETE-ARME). : el en
  • FR839800A - Improvement in alkaline electrolyte batteries : en fr
  • US2154397A - Wave motor : en
  • FR839844A - Improvements to electro-pneumatic brakes : en fr
  • GB503721A - An improved agricultural tool : en
  • DE674490C - Tool for removing the cutting burr on the wire ends of aluminum ropes which are to be connected to one another by soft soldering : de en
  • GB503768A - Improvements in or relating to the colouration of textile and other materials with anthraquinone dyestuffs : en
  • US2153883A - Oil well jar : en
  • CH204111A - Controllable pitch propeller. : de en
  • DE674159C - Process for the production of cast hollow blocks : de en
  • FR839736A - Method and device for the protection of accumulator batteries : en fr
  • GB503681A - Improvements in fluid compressors : en
  • GB503726A - Improvements in and relating to vacuum cleaners : en
  • FR839860A - Improvement to the supports for latex bowls of hevea : en fr
  • FR839874A - Process for preparing interesting liquid hydrocarbons : en fr
  • GB503630A - Improvements in or relating to heating, cooling or drying cylinders or drums : en
  • US2153845A - Hydraulic jack and method of making same : en
  • FR839779A - Hand loom : en fr
  • GB503799A - Improvements relating to ventilating devices for vehicles : en
  • FR839849A - Footstool : en fr
  • GB503946A - Improvements in or relating to methods of protecting the screws, condensers or otherparts of ships or other marine craft against corrosion : en
  • USRE21048E - Apparatus for sorting papers : en
  • CH203934A - Grain net device. : de en
  • FR839810A - Contactor relay : en fr
  • FR839853A - A method of filling and sealing porous, permeable soil layers, such as layers of gravel, sand, and the like : en fr
  • DE674008C - Device for temperature-dependent regulation or control using an electrical gas or vapor-filled discharge vessel : de en
  • DE674300C - Device for measuring the frequency as well as the strength and regularity of the human pulse : de en
  • US2153957A - Jumping toy : en
  • US2154188A - Brake for cycles and the like : en
  • CA380665A - Screw and nut locking device : en fr
  • CH204042A - Ground plate for lead-acid batteries. : de en
  • DE1462269U - : de en
  • GB503732A - Improvements in the manufacture of asbestos cement or similar products : en
  • CH203924A - Domestic loom. : en fr
  • GB503810A - Improvements in ventilators : en
  • US2154008A - Coal range : en
  • CH204098A - Pack with individual issue of the stick-shaped objects, in particular cigarettes, stored in it in a stack. : de en
  • US2154126A - Apparatus for handling bottles and jars : en
  • US2154363A - Nonoffset spraying device : en
  • DE674436C - Extrusion press for clay or the like with counter knives that are arranged on an endless chain : de en
  • GB503729A - Improvements in and relating to exchange stations for tubular conveyor systems : en
  • GB503653A - Installation comprising a fuel injection pump and liquid-pressure responsive injection timing device for internal combustion engines : en
  • GB503698A - Improvements in coupling systems for wireless aerials : en
  • GB503822A - Process of colour photography : en
  • GB503685A - Improvements in and relating to tobacco feeding mechanism for continuous rod cigarette making machines : en
  • FR839845A - Improvements to electronic discharge devices : en fr
  • DE674417C - Device for drying roasted flax stalks : de en
  • GB503813A - Method and means for feeding a strip through two or more sharpening machines : en
  • DE674521C - Device for extinguishing an arc burning in a gas or vapor-filled discharge vessel : de en
  • US2153609A - Machine for dressing rough surfaces : en
  • US2153624A - Railroad track : en
  • US2153985A - Production of acetaldehyde from : en
  • USD114195S - Design for a hair brush : en
  • US2154172A - Cover applying mechanism for can washing machines : en
  • US2154319A - Speed-reduction gear : en
  • CA380737A - Electrical space discharge device : en fr
  • US2154176A - Cakbazole derivatives : en
  • US2153666A - Film rewinding apparatus : en
  • US2154118A - Closure cap : en
  • GB503807A - Improvements in or relating to landing gear for aircraft : en
  • GB503921A - Improvements in or relating to machines for making blown glassware : en
  • USD114224S - Combination pan and smoking table : en
  • CA380585A - Furnace draft stabilizer : en fr
  • GB503777A - Improvements relating to fittings for wardrobes or the like : en
  • FR839752A - Block for construction work : en fr
  • GB503911A - Improvements in or relating to means for purifying air : en
  • FR839924A - Method and apparatus for purifying lubricating oil or other like applications : en fr
  • FR839701A - Improvements to elastic suspension motors : en fr
  • DE674377C - Sieving device for potato, beetroot and other root crop harvesting machines : de en
  • FR839898A - Two-stroke, incandescent head engines : en fr
  • FR839831A - Fuel injection valve for internal combustion engines : en fr
  • FR839750A - : fr
  • USD114248S - Design for a wedding veil : en
  • DE674409C - Airspace insulated concentric radio frequency line and process for their manufacture : de en
  • US2153850A - Changeable sign : en
  • US2153938A - Gas burner : en
  • USD114241S - Design for a dish or other article of : en
  • AT155947B - Soap holder. : de en
  • GB503552A - Improvements in or relating to spools for photographic roll films : en
  • CA380640A - Thermostatic flatiron : en fr
  • US2153982A - Tobacco spreader for cigarettemaking machines : en
  • US2153815A - Fluid operated latching means for inner drill assemblies : en
  • AT155898B - Light-sensitive layer that enables the creation of images that appear corporeal, together with the process for their production. : de en
  • CH203962A - Process for at least partial production of boxes from a cardboard folding structure. : de en
  • US2154097A - Lubricating oil : en
  • US2154162A - Means to orient tools in a well : en
  • US2154213A - Building tile : en
  • US2153680A - Direction control mechanism for well drilling tools : en
  • US2154193A - Filler tray for eggs and the like : en
  • AT155932B - Oil-lubricated gearbox with rotating electromagnets. : de en
  • DE674243C - Round oven with rotatable stove : de en
  • AT155852B - Sieve circle arrangement for superposition receivers. : de en
  • AT155877B - Mounting device for X-ray tubes. : de en
  • CA380658A - Weighted tractor wheel : en fr
  • US2153538A - Article holding foldable box : en
  • US2153791A - Method and composition for stripping fibrous materials : en
  • US2153829A - Gear chuck : en
  • US2154303A - Power system : en
  • US2154400A - Stable casein solution : en
  • USD114249S - Design fok a handbag clasp : en
  • AT155946B - Milk transport can. : de en
  • US2153725A - Musical instrument : en
  • GB503749A - Presser-mechanism for sewing machines : en
  • GB503606A - Pianoforte keyboard electrical indicator : en
  • US2153588A - Coin operated machine : en
  • US2154376A - Viscosimeter : en
  • CA380590A - Breathing apparatus : en fr
  • FR839852A - Number roller for counting mechanisms : en fr
  • GB503828A - A welding rod for high-speed gas welding : en
  • GB503852A - Improvements in or relating to electron discharge devices for translating mechanical movements into electrical variations : en
  • GR8126B - COVERING PERSONS AFTER EC RUBBER EXHAUST BLIND. : el en
  • DE674239C - Hand grenade detonator with safety lever : de en
  • GB503592A - Improvements in electric valve converting apparatus : en
  • GB503943A - Fly-catcher : en
  • DE674360C - Capacitor electrode made of metal for short-wave irradiation of the facial skin : de en
  • US2154343A - Cake swift : en
  • FR839858A - Photoelectric tubes : en fr
  • US2153814A - Battery lamp : en
  • US2154174A - Deformable self-locking nut : en
  • US2154191A - Hydro-safety craft : en
  • US2154357A - Ice tray : en
  • CH203940A - Agent for the production of water-in-oil dispersions. : de en
  • US2154384A - Knitting machine : en
  • US2154405A - Stable icb oolob pbododng : en
  • USD114291S - Design fob a dress ensemble : en
  • US2153607A - Apparatus for clarifying liquors containing suspended and flocculent matter, such assugar juices, and similar liquors : en
  • US2154095A - Internal combustion engine : en
  • US2154130A - Beneficiating titaniferous ores : en
  • US2153890A - Tabular broaching machine : en
  • FR839770A - Elastic coupling device between two shafts : en fr
  • US2154200A - Voltage regulator device : en
  • CH204061A - Device for controlling discharge devices with steam or gas filling using a control transformer. : de en
  • CH204134A - Process for the production of a vat dye. : de en
  • DK56028C - End closure for an impregnated electrical cable and method for forming the closure. : da en
  • CA380712A - Cellulose hydroxy ether : en fr
  • US2154390A - Concrete slab construction : en
  • USD114251S - Design fob a textile fabric : en
  • DE674254C - Release device for an automatic rail vehicle coupling : de en
  • DK56025C - Impulse transmitter. : da en
  • GB504025A - Method and machine for the manufacture of compressed wood and other fibrous materials : en
  • GB503776A - Improvements relating to electro-magnetically operated brakes : en
  • GB503952A - An improved method of and apparatus for finishing gears : en
  • FR839769A - Safety device for the protection of electric motors : en fr
  • FR839850A - Process for catalytically polymerizing olefins : en fr
  • US2153546A - Hand brake actuating mechanism : en
  • US2153969A - Radio system : en
  • USD114300S - Design for a coat : en
  • CH203936A - Device for keeping stored eggs fresh. : de en
  • DE674252C - Method for the temporary fastening of webs of fabric to be printed using templates or the like on a printing substrate : de en
  • GB503578A - Electrolytic refining of aluminium : en
  • GB503853A - Improvements in or relating to microphones : en
  • GB503530A - Improvements in the testing of materials : en
  • GB503817A - Improvements in sensitive material for three-colour photography : en
  • US2153802A - Method and apparatus for continuous exploration of bore holes : en
  • GB503909A - Improvements in apparatus for projecting colour films : en
  • GB503564A - An improved form and method of production of a rejuvenating and facial muscle supporting mask : en
  • US2153963A - Manufacture of elastic products with a textile basis : en
  • US2153871A - Apparatus for the germination of seeds and the growth of seedlings : en
  • US2153864A - Automatic phonograph : en
  • USD114264S - Design fob an electric clock : en
  • US2153631A - Removable attachment for typewriters : en
  • US2154283A - Measuring dispenser : en
  • CH204077A - Process for the production of a locally anesthetic and bactericidal compound. : de en
  • DE674319C - Suspension of engines, in particular vehicle engines : de en
  • GB503686A - Improvements in and connected with motor car bodies : en
  • GB503695A - Improvements relating to copying materials : en
  • GB503741A - Improvements in floor polishers : en
  • GB503632A - Improvements in or relating to electric control and/or indicating apparatus : en
  • GB503767A - Improvements in or relating to showcards and the like : en
  • US2153848A - Method of forming envelopes : en
  • US2154295A - Copper oxide photovoltaic cell with impedance layer : en
  • DE674282C - Method for cleaning hard wax : de en
  • GB503756A - Improvements in and relating to shell containers : en
  • DE674268C - Torpedo launcher : de en
  • US2153577A - Process of degreasing : en
  • US2153798A - Storm shield for windows : en
  • US2153842A - Paint composition : en
  • US2153858A - Telegraphic transmission of intelligence : en
  • FR839900A - Oxide cathode : en fr
  • DE674323C - Ankle support : de en
  • US2153809A - Ski binder : en
  • US2153896A - Curb indicator and bumper for vehicles : en
  • US2153535A - Motor vehicle construction : en
  • US2154025A - Sound post : en
  • US2154386A - Deflecting system : en
  • US2154079A - Catalyst and method of producing it : en
  • CA380677A - Sanctuary candle lamp : en fr
  • FR839754A - Process for manufacturing brake pads for cycles and the like, and products resulting therefrom : en fr
  • DE674257C - Electric light source with constant light intensity despite voltage fluctuations : de en
  • US2154318A - Refractory and method of making : en
  • USD114308S - Design for a textile fabkic : en
  • US2154048A - Phonograph : en
  • US2153673A - Animal actuated door : en
  • US2154037A - Method of making joints : en
  • AT155870B - Electric discharge tube with spring loaded cathode. : de en
  • US2154377A - Mud lark : en
  • DE674340C - Process for making multicolor photographic images : de en
  • US2153762A - Treatment of furs and skins : en
  • GB503666A - Improvements in the manufacture and production of organic body colours : en
  • AT155871B - Regulators for prime movers. : de en
  • CH204084A - Packaging insert for hood masks. : de en
  • CH203951A - Process for the preparation of an azo dye. : de en
  • US2154266A - Method of and apparatus for vacuum sealing containers : en
  • DE674270C - Meat grinder with feeding device : de en
  • US2154081A - Machine for making air cleaner filter units : en
  • US2154393A - Dispensing apparatus for beverages : en
  • US2154100A - Bottle crate : en
  • US2154192A - C-substituted phenols and process for making same : en
  • AT155945B - Impact apparatus. : de en
  • CH204047A - Suspension insulator for electric power transmission lines of the hood and rod type. : en fr
  • CH204059A - Electric discharge tube. : de en
  • US2153675A - Recording mechanism : en
  • AT155859B - Pack or jar with single issue for cigarettes and other stick-shaped objects. : de en
  • US2153769A - Window latch : en
  • US2153875A - Alarm device : en
  • US2154284A - Excitation system : en
  • CH204000A - Free-sight for slide rules. : de en
  • US2153655A - Cathode ray tube control circuits : en
  • US2154034A - Brake mechanism : en
  • US2153759A - Knife : en
  • US2153877A - Stabilized unit in ship structures and the like : en
  • FR839723A - Automatic ignition advance variation device for magneto ignition : en fr
  • AT155909B - Handle for take-up needles. : de en
  • GR8132B - LIFTING DEVICE. : el en
  • DE674311C - Counter for savings banks for the independent, value-wise registration of coins of different values inserted into a common slot : de en
  • GB503737A - Improvements in or relating to spray drying apparatus : en
  • AT155890B - Ribbed tube for steam generator, evaporation economiser or the like. : de en
  • US2154084A - Extension edge box : en
  • US2154285A - Take-up mechanism for looms : en
  • CH203908A - A process for the continuous distillation of carbonaceous fuel materials, in particular cellulosic materials, and apparatus for carrying out this process. : en fr
  • DE673462C - Liquids with a deep freezing point : de en
  • FR839897A - Improvements to cylinder lining : en fr
  • DE674385C - Protective substance impervious to liquid warfare agents : de en
  • US2154339A - Oil extractor : en
  • DE674238C - Shoe carriers for machines for exerting pressure on the shoe bottom : de en
  • CA380693A - Shoe lasting machine : en fr
  • US2153698A - Color photography and cinematography : en
  • US2154330A - Window : en
  • US2154345A - Poultry waterer : en
  • US2153975A - Radio direction finder : en
  • US2154242A - Shipping crate for refrigerating apparatus : en
  • US2154207A - Concrete placing apparatus : en
  • DE674275C - Method for opening and warping raw wool : de en
  • DE674345C - Process for the production of hydraulic, lime-containing binders : de en
  • CA380632A - Pipe wrapping machine : en fr
  • CA380605A - Vacuum heating system : en fr
  • US2153955A - Pipe : en
  • US2154231A - Composition of matter for the preparation of fire extinguishing foam : en
  • US2154311A - Wave signaling system : en
  • US2154309A - Car loader : en
  • US2154383A - Barium grease : en
  • US2154262A - Electric vehicle truck : en
  • US2153895A - Solvent and process for dewaxing mineral oils : en
  • DE674449C - Device for examination with X-rays : de en
  • FR839915A - Pressure regulator with safety device for high pressure gas distribution : en fr
  • GB503945A - Improvements in and relating to photogravure and screen printing : en
  • DE674407C - Device for producing the joint edges in road pavements, especially concrete pavements : de en
  • DE674468C - Protection arrangement for electrical networks : de en
  • CH204079A - Steam sterilizer. : de en
  • US2153887A - Flexible cement roofing : en
  • US2154359A - Device for balancing reciprocating engines : en
  • US2154021A - Electric heater : en
  • US2153709A - Apparatus for establishing communications by means of light : en
  • US2153719A - Convertible excavator : en
  • US2153990A - Electrical testing apparatus : en
  • AU111683B2 - Improvements in or relating to windscreen wipers for vehicles : en
  • AT155873B - Electric light bulbs, in particular for air protection purposes. : de en
  • US2154313A - Directing vane : en
  • US2154362A - Casein paint composition : en
  • US2153716A - Pressure responsive device : en
  • CH203915A - Vessel for alternating foot baths. : de en
  • CH203979A - Integraph and differentiator. : de en
  • AT155930B - Ring valve with handlebar guide for compressors or the like. : de en
  • AT155915B - Device for feeding the threads to be knitted and for pulling off and winding up the knitted yarns on yarn knitting machines. : de en
  • DE674543C - Arrangement for measuring magnetic flux changes : de en
  • FR839843A - Brake control improvements : en fr
  • US2154040A - Boat : en
  • NL45592C - : en
  • US2154181A - Pen nib : en
  • USD114199S - Design for a display article holder : en
  • DE674255C - Tongue tip lock for railway switches : de en
  • NL46701C - : en
  • US2153676A - Chemical heating pad : en
  • US2154159A - Electrical receptacle : en
  • US2153695A - Air conditioning system : en
  • USD114189S - Design for a lock for luggage cases : en
  • USD114236S - Design fob a clip pin : en
  • GB503917A - : en
  • DE674532C - File folder for hanging files : de en
  • GR8134B - TENT CAN BE USED AS AN INVESTOR FOR RAIN WITH A RIP FOR THE PENETRATION. : el en
  • US2154070A - Electrical coil : en
  • CH204082A - Cream dispenser. : de en
  • CH204131A - Process for the production of a vat dye. : de en
  • GB503620A - Combination electric lamp and battery tester : en
  • DK56036C - Axis Symmetrical Suction Hood. : da en
  • FR839835A - Elastic base for all kinds of seating and rest furniture : en fr
  • FR839943A - Dyeing and printing of ether salts or cellulosic ethers oxides : en fr
  • AT155916B - Containers of all kinds. : de en
  • DE674327C - Device for emptying box belt conveyors : de en
  • US2153658A - Process for the manufacture of hydrogen peroxide from barium dioxide and phosphoric acid : en
  • US2154080A - Galvanometer mount for sound recording apparatus : en
  • US2153921A - Means for varying the fuel supply to internal combustion engines : en
  • US2154288A - Process for making electrical contacts : en
  • GB503742A - Improvements in or relating to rotary hydraulic pumps : en
  • US2153566A - Display stand : en
  • AT155899B - Electron tube with a cavity as a resonator. : de en
  • USD114253S - Design fob a textile fabric : en
  • USD114254S - Design for a combined glass scraper : en
  • US2153645A - Warp goods provided with rubber threads : en
  • FR839751A - Improvement of bearings and other anti-friction parts : en fr
  • FR839760A - Folding creased cardboard for pastry shops and others : en fr
  • FR839766A - Balancing system for lifting devices and other applications : en fr
  • GB503722A - Amplifier with negative feedback : en
  • GB503527A - Improvements in and relating to the construction and utilisation of metallic tubularmembers for use in settlement tanks : en
  • US2154301A - Electrical torsion contactor : en
  • DE674259C - Cooking or brewing insert for coffee, tea, etc. like : de en
  • DE674223C - Weighing device : de en
  • DE674324C - Heeled shoes : de en
  • GB503572A - Improvements in or relating to electric flat irons : en
  • CA380664A - Fluid treating apparatus : en fr
  • US2154263A - Air conditioning system for railroad cars : en
  • US2153562A - Aerial advertising banner : en
  • US2154005A - Signal device for storage tanks : en
  • GB503674A - Preserving agents for wood and like materials : en
  • US2153552A - Tape feed controlling mechanism : en
  • CH204041A - Heat exchanger made of sheet iron for cold rooms. : de en
  • FR839933A - Improvements to the knives of machines, such as, in particular, cutters, charcoal saws and similar machines : en fr
  • GB503949A - Pistons : en
  • GB504114A - Improvements in or relating to steam superheaters and like apparatus : en
  • GB503827A - Process and materials for colour photography : en
  • US2153870A - Explosive engine : en
  • AT155938B - Lantern for glare-free street lighting. : de en
  • CH203929A - Zipper. : de en
  • US2154006A - Die head : en
  • FR839914A - Improvements in the treatment of textile materials : en fr
  • CA380734A - Radio receiving system : en fr
  • CH203935A - Method and device for the production of tubular structures, in particular usable as artificial sausage casings, from swollen fiber masses. : de en
  • US2153542A - Method of processing milk products : en
  • US2153818A - Clasp : en
  • US2154337A - Thimble stick attachment : en
  • USD114167S - Design for a swivel type closet bowl : en
  • FR839863A - Process for the preparation of structural steels by compensation of the elements of the alloy : en fr
  • US2154016A - Method of forming brake drums : en
  • CA380608A - Kneading trough : en fr
  • CH203955A - Process for the production of white lead. : de en
  • FR839892A - Improvements to low temperature distillation processes and devices : en fr
  • DE674474C - Reciprocating compressors : de en
  • AT155908B - Process for the production of sleeve-like bodies. : de en
  • US2154164A - Rail and cross-tie assembly : en
  • US2153986A - Electronic control system for selfbalancing measuring instruments : en
  • CH203990A - Mine chamber built into a building. : de en
  • USD114230S - Design for a direction signal for : en
  • AT155858B - Modulation circuit for carrier-frequency messaging. : de en
  • US2153810A - Film rack and handling apparatus : en
  • US2154061A - Automatic fidelity control circuits : en
  • US2154127A - Electromechanical oscillating device : en
  • FR839704A - Method and apparatus for softening hides and skins : en fr
  • CH204120A - Process for the production of a perinaphthindanedione sulfonic acid. : de en
  • FR839820A - Improvements made to spring linings for mattresses, seats, cushions, etc. and process for the manufacture of such linings : en fr
  • GB503731A - Improvements in and relating to printing machines such as duplicators : en
  • US2154336A - Comb : en
  • USD114235S - Design for a clip pin : en
  • CA380667A - Physical characteristic control apparatus : en fr
  • DE674157C - Moving grate for steam boiler firing : de en
  • DE674526C - Self-igniting or externally igniting, air-compressing internal combustion engine : de en
  • US2153651A - Fountain pen : en
  • US2153836A - Slip : en
  • AT155902B - Plate valve, especially for compressors. : de en
  • US2154353A - Snow plow : en
  • USD114226S - Design for an apparel pin : en
  • USD114290S - Design for a dress : en
  • FR839872A - Hinge formed from veneer sheets : en fr
  • DK56042C - Procedure and Pressing Apparatus for Green Forage Silage. : da en
  • CA380628A - Engine piston : en fr
  • CA380662A - Rayon cake treating apparatus : en fr
  • CA380724A - Frequency amplifier and multiplier : en fr
  • CH203959A - Process for the preparation of an aqueous rubber emulsion particularly suitable for the preparation of rubber articles, rubber coatings, etc. : de en
  • CA380626A - Fire alarm : en fr
  • CH203910A - Gasifier for vehicles driven by an internal combustion engine. : en fr
  • CH203976A - Device for developing dry prints. : de en
  • AT155868B - Method and device for the improved processing of finished webs or wires. : de en
  • US2153928A - Sensitized photographic emulsions : en
  • CA380657A - Bearing : en fr
  • DE674422C - Lid holder for vessels : de en
  • USD114295S - Design fob a coat : en
  • US2154331A - Hydraulic pump : en
  • USD114294S - Design fob a stocking : en
  • US2153604A - Circulation control means : en
  • US2153670A - Chemical heating pad : en
  • US2153828A - Automatic wrench : en
  • AT155925B - Flame cutting machine. : de en
  • FR839916A - Bicycle stand : en fr
  • CA380597A - Electric erasing machine : en fr
  • CH204092A - Device for establishing the exact tuning of tunable circuits in frequency changing radio receivers with automatic frequency control. : en fr
  • CH203897A - Shutter. : de en
  • CH203947A - Process for the preparation of a new carboxamide derivative. : de en
  • CH203973A - Highly concentrated photographic developer. : de en
  • CH203921A - Device on vessels, in particular on electrical accumulators, for filling these vessels with liquid up to a certain level. : de en
  • CA380645A - Cast iron alloy : en fr
  • DE674228C - Collecting trap with a rotating surface cross : de en
  • US2153714A - Head mask : en
  • CA380619A - Multiform envelope : en fr
  • CA380692A - High strength brass : en fr
  • US2154232A - Adjustable inductance : en
  • US2153646A - Television scanner : en
  • AT155923B - Process for the production of dry plate rectifiers with a light metal as the base electrode material. : de en
  • AT155950B - Dispenser for sugar cubes. : de en
  • CH204095A - Setup with cathode ray tube. : de en
  • CH204090A - Superposition receiving circuit for the reception of two or more wavebands. : de en
  • DE674249C - Steering device for the adjacent axles of motor vehicles : de en
  • GB503944A - Coating and method for applying same : en
  • AT155891B - Sound absorbing floor. : de en
  • CA380698A - Refrigerating coil : en fr
  • CH204014A - Grinding or milling machine working according to the hobbing process for the manufacture of bevel gears. : de en
  • DE674297C - Intermediate piece used to connect railroad tracks by electrical resistance welding : de en
  • CH203933A - Shoe insert with ankle support. : de en
  • FR839793A - Process for the desulfurization of mineral oils : en fr
  • FR839909A - Fuel saving device for motor vehicles : en fr
  • FR839930A - Method and apparatus for the production of composite sheet by direct casting : en fr
  • NL45394C - : en
  • FR839740A - Lubricating and sealing device for rotary shafts, pumps and other devices fitted with such a device : en fr
  • DE674424C - Loading bridge : de en
  • FR839899A - Process for the projection of subtractive trichrome films : en fr
  • AT155940B - Push switch with pressurized gas blowing of the interruption point. : de en
  • AT155944B - Electric miner's lamp with a power generator arranged in a housing carrying the incandescent lamp and coupled to a compressed air motor. : de en
  • GB503585A - Turn responsive instrument : en
  • DE674234C - Locking device for an up and down and back and forth movable presser foot on sewing machines : de en
  • DK56026C - Drive mechanism for Propulsion of Voters, especially in Telephone systems. : da en
  • CA380589A - Corrosive substance concentration apparatus : en fr
  • DE674304C - Chair ladder : de en
  • DE674455C - Device for adjusting the trousers to the length adapted to the trousers to be used : de en
  • DE674509C - Fixed device for holding and pulling off yarn strands or the like. : de en
  • DE674400C - Process for the dehydrogenation of dihydroisoquinoline compounds : de en
  • CH203941A - Process and device for the reduction of oxides. : de en
  • DE674241C - Process for the preparation of readily soluble theophylline compounds : de en
  • DE674276C - Screw conveyor, especially lowering conveyor with a flexible screw conveyor formed from a helical spring : de en
  • DE674410C - Glass electrical insulator : de en
  • CA380708A - Textile article treating apparatus : en fr
  • GR8127B - PIPELINE FOR GAS DETECTION DEVICE. : el en
  • FR839893A - Hydraulically operated transmission device : en fr
  • US2153973A - Lubricating oils : en
  • US2154280A - Accelerated creep testing apparatus : en
  • USD114279S - Design for a dress ensemble : en
  • DE674421C - Device for washing fruits or vegetables : de en
  • DE674444C - Process for obtaining hydrogenation products of naphthalene in which the original carbon skeleton has not been split, in particular of tetrahydronaphthalene and decahydronaphthalene : de en
  • US2153948A - Weighing machine : en
  • US2153949A - Cathode ray oscilloscope : en
  • GB503621A - Improvements relating to combined refrigerating and storage apparatus : en
  • GB503730A - Processes of preparing rennin : en
  • US2154321A - Steering mechanism for water and aircraft : en
  • US2154365A - Trailer : en
  • USD114193S - Design fob a jewelry box ob similab : en
  • US2153884A - Scaffold : en
  • DK56029C - Electrolyte capacitor with etched Aluminum electrode. : da en
  • GB503815A - Improvements in the production of natural colour photographs by colour development : en
  • GB503820A - Improvements in sensitive material for three-colour photography : en
  • GR8130B - QUICKLY TRAILED TARGET FOR FIRE EXERCISES AT SEA. : el en
  • GB503562A - Improved means for preventing predetermined speeds being exceeded by parts driven by internal combustion engines : en
  • DE674383C - Long slide drive for automatic revolver swivel arm : de en
  • GB503613A - Improved tunnel-oven for ceramic products : en
  • GB503812A - Improvements relating to metal door frames : en
  • GB503709A - Improvements in and relating to the construction of cycle stands for the display of cycles : en
  • DE674534C - Toggle switch : de en
  • GB504177A - Improvements relating to apparatus composed of glass and ceramic members : en
  • DE674358C - Press converter with metal reinforcement rings : de en
  • US2153581A - Centrifugal filter and separator : en
  • CA380631A - Photographic sound film : en fr
  • US2153625A - Toy train tie : en
  • US2154247A - Electric lamp socket : en
  • US2153734A - Hinge : en
  • US2153740A - Spirit soluble blue dyes : en
  • GB503774A - Improvements appertaining to blinds for verandahs, balconies and the like : en
  • CH203943A - Process for the preparation of aqueous solutions of sulfur in elemental form. : de en
  • DE674213C - Locking device for the nut on the height-adjustable screw spindle shaft of the seat of a swivel chair : de en
  • US2154023A - Counter : en
  • GB503910A - Improvements in or relating to through-flow water-heaters : en
  • FR839727A - Limit speed warning and overtaking recorder : en fr
  • GB504023A - Improvements in or relating to permutation or combination locks : en
  • US2153649A - Car truck : en
  • US2154272A - Method for producing acyl derivatives of the dihydrofollicle hormone and resulting product : en
  • US2153941A - Piston ring remover : en
  • US2154210A - Adjustable insignia or badge holder and support for uniform caps : en
  • GB503594A - Improvements in devices for diffusing and distributing air : en
  • FR839822A - Device for introducing into a malleable tube a substance of pasty consistency such as petroleum jelly, ointment, etc. : en fr
  • GB503558A - Improvements in and relating to tobacco feeding mechanism for cigarette making machines : en
  • USD114220S - Design for a clip pin : en
  • US2154234A - Adjustable mold : en
  • US2154389A - Stabilization of vinyl compounds : en
  • DE674533C - Ribbon cable for multiple connections in telephone systems with contact points protruding in groups of OEsen : de en
  • GB503581A - Improvements in hinges : en
  • GB503747A - Improvements in and relating to axial blowers : en
  • US2153727A - Internal combustion engine : en
  • CH204015A - Machine tool, in particular grinding machine. : de en
  • CH204002A - Timepiece. : en fr
  • US2154078A - Method of tabling mill starch : en
  • CA380696A - Concentrated fat hormone solution : en fr
  • CH204016A - Safety razor. : de en
  • AT155867B - Process for the treatment of cellulose-containing textiles by means of formaldehyde. : de en
  • AT155942B - Multipole circuit breaker. : de en
  • CA380740A - Cellulose ester saponification : en fr
  • CH204071A - Electric gas lighter. : de en
  • DK56044C - Self-supporting Trolley for Motor Vehicles. : da en
  • GB503574A - Improvements in and relating to cotter pins : en
  • CH203981A - Ball game. : de en
  • DE674314C - Device for regulating the fuel supply in carburetors with a float chamber : de en
  • US2154374A - Haze meter : en
  • US2153749A - Combined master cylinder and brake holding means : en
  • CH204004A - Watch case with tightly fitting glass. : de en
  • USD114185S - Design fob a display case : en
  • AT155876B - Apparatus for assessing the lighting of large surfaces. : de en
  • CA380681A - Glass strip producing apparatus : en fr
  • US2153614A - Optical image reproducer : en
  • US2154072A - Cbankcabe bbeather and oil filuex : en
  • CA380730A - Radio signal receiving system : en fr
  • FR839712A - Further training in the direction of motor vehicles : en fr
  • FR839947A - Electric lighting device for the heads of handpieces or right angles for dental care : en fr
  • US2154394A - Prefabricated marquee : en
  • AT155906B - Device for producing and serving soda water. : de en
  • US2153703A - Grain conveyer : en
  • US2153602A - Knitting machine : en
  • GB503736A - Improvements in and relating to elastic fluid turbines : en
  • AT155912B - Device for generating at least two color effects on fabrics, especially textiles, e.g. B. highlights. : de en
  • DE674308C - Photometer with reference light source : de en
  • DE674412C - Electric control device with control pointer, lag and return device : de en
  • CH203914A - Room closure device with roller shutter-like sliding wall for filing cabinets etc. : de en
  • CH204080A - Apparatus for ethereal narcosis. : en it
  • CA380713A - Yarn manufacture : en fr
  • USD114210S - Design fob a combined keyhole : en
  • USD114312S - Design fob a textile fabric ob similar : en
  • US2154183A - Electric vulcanizer : en
  • AT155875B - Shoe with toe protection, especially for miners. : de en
  • AT155878B - Cash register. : de en
  • CA380703A - Worm and nut type system : en fr
  • CH203937A - Refining machine for refining cocoa-containing masses. : de en
  • DE674544C - Portable electrical tester for testing insulation resistances : de en
  • USD114204S - Design fob a dwelling : en
  • CH204008A - Method and device for bending bar iron. : de en
  • US2153844A - Bath and friction brush : en
  • CH204034A - Device for compensating for the length tolerances of the actuating linkage of adjustment devices, in particular ignition timing adjustment devices on aircraft engines. : de en
  • CH204137A - Process for the production of a vat dye. : de en
  • CA380663A - Antifreezing agent : en fr
  • USD114265S - Design for a stapler : en
  • CA380687A - Glass tempering apparatus : en fr
  • CA380633A - Closure cap : en fr
  • GB503715A - Improvements in or relating to drawers and drawer frames : en
  • AT155889B - Band filter arrangement with coils which have an axially displaceable iron core used for balancing. : de en
  • CH203972A - Camera with an electric light meter, in particular a motion picture camera. : de en
  • CH204025A - Hydraulic energy transfer device. : de en
  • CH204157A - Process for the production of an antirachitic substance. : de en
  • DE674296C - Device for producing electrical heating elements, heating coils and the like. like : de en
  • US2153968A - Shoe construction : en
  • US2154217A - Method of fabricating hollow pads : en
  • CH203975A - Flash lamps, in particular for photographic purposes. : de en
  • US2154230A - Signaling system : en
  • US2154222A - Label applying mechanism : en
  • CH203913A - Hardware on furniture. : de en
  • GB503854A - Improvements in ventilation devices for drying plants : en
  • FR839928A - Method and device for the direct casting of metal products such as sheets : en fr
  • GB503814A - Improvements in three-colour photographic materials : en
  • GB503804A - Improvements relating to means for carrying street and like lamps : en
  • CH204122A - Process for the preparation of a new quaternary ammonium salt. : de en
  • AT155865B - Electric gas discharge tube. : de en
  • USD114211S - Design tor a screw cap removing : en
  • US2153905A - Garment hanger : en
  • AT155872B - High pressure arc lamp. : de en
  • US2154029A - Marking device for index blanks : en
  • US2154257A - Method for solidifying sulphur : en
  • US2153776A - Impedance matching coupling system : en
  • US2154106A - Vegetable washing machine : en
  • CH204113A - Insert for hot plates. : de en
  • CH204149A - Process for the preparation of a water-soluble disazo dye. : de en
  • US2153659A - Band body for ornamental and practical purposes : en
  • AU141739A - Improvements in and relating to water supply installations : en
  • US2153853A - Clasp : en
  • US2153942A - Heat exchanging apparatus : en
  • US2154091A - Bias potential supply system : en
  • US2154160A - Attachment for electrical apparatus : en
  • US2154194A - Filler package : en
  • GB503953A - Improvements in aluminium-magnesium alloys : en
  • CA380722A - Electric condenser : en fr
  • AT155855B - Radio reception circuit with automatic bandwidth control. : de en
  • CH203912A - Cleaning rags. : de en
  • GB503566A - Improvements relating to reciprocating pumps for the delivery of mixed liquids : en
  • GB503775A - Improvements in forced flow vapour generators : en
  • CH203984A - War game. : de en
  • DE674224C - Sound recording roll : de en
  • GB503647A - Improvements in grinding discs for disc mills : en
  • GB503691A - Improvements in or relating to cementing and pressing appliances for welted boots and shoes : en
  • CH203966A - Device for storing documents, with a hanging pocket. : de en
  • CH204049A - Cover branch clamp for vertically branching conductors. : de en
  • CH203960A - Process for the manufacture of porous rubber articles from aqueous emulsions or dispersions of rubber. : en fr
  • NL45545C - : en
  • US2153846A - Manufacture of printed paper products : en
  • US2154416A - Nondetonating blasting explosive : en
  • USD114302S - Design for a dress : en
  • CA380721A - Switch for electric irons : en fr
  • DE674231C - Rubber coupling : de en
  • AT155880B - Process for the production of a wooden artificial stone. : de en
  • US2153953A - Vaporization of phosphorus : en
  • AT155862B - Device with a liquid-cooled high pressure vapor discharge tube. : de en
  • GB503631A - A machine for mortising oblong holes with square ends of any required length in one operation : en
  • GB503818A - Improvements in sensitive material for three-colour photography : en
  • US2153605A - Shock absorbing washer : en
  • US2154238A - Plug and receptacle switch : en
  • DE674303C - Collapsible stove for hikers : de en
  • DE674371C - Confectionery tongs : de en
  • GB503605A - Improvements in irreversible control mechanism more particularly for electric induction regulators : en
  • CH203927A - Stable non-aqueous liquid for dyeing textiles. : en fr
  • US2153757A - Stay for pan sets : en
  • US2154063A - Rocking dynamic damper with floating pin support : en
  • CA380711A - Aliphatic compound concentration : en fr
  • US2153945A - Trailer step : en
  • US2154197A - Glove for restraining wrist motion : en
  • CA380636A - Wheeled scraper : en fr
  • US2154352A - Tooth brush : en
  • US2154137A - Car construction : en
  • US2154198A - Decalcomania : en
  • CH204128A - Process for the production of a vat dye. : de en
  • AT155934B - Fuel feed pumps, in particular for motor vehicles. : de en
  • CH204001A - Clock. : de en
  • CH204018A - Dry shaver. : de en
  • CH204076A - Menstrual pad. : de en
  • US2154355A - Wall and like plug : en
  • US2154092A - Process of flotation concentration of ores : en
  • CH203902A - Process for the production of components. : de en
  • CH204086A - Telegraph system. : de en
  • FR839758A - Protective helmet : en fr
  • CH204152A - Drive for automatic lathes. : de en
  • AT155924B - Sealing for oxy-fuel welding and cutting torches. : de en
  • US2153630A - Stop mechanism for typewriters : en
  • CH203907A - Snap lock. : de en
  • CH204155A - Headlights, in particular for bicycles. : de en
  • US2153550A - Golf shaft : en
  • US2154332A - Obstetrical receptor pad : en
  • CH204081A - Liquid atomizer that works according to the ejector principle, especially for toilet devices. : de en
  • CA380683A - Electron discharge device : en fr
  • CA380718A - Filament, yarn and foil manufacture : en fr
  • US2153859A - Automatic temperature regulating system : en
  • US2153961A - Noncorrosive alcohol antifreeze liquid : en
  • US2153988A - Ratchet wrench : en
  • US2153994A - Dehydrobinaphthylenedhmines : en
  • USD114183S - Design for a glass torte plate or : en
  • US2154020A - Constant voltage system : en
  • CH204032A - Magneto ignition. : en fr
  • US2153795A - X-ray apparatus : en
  • US2154105A - Mask for fowl : en
  • CH204146A - Process for the preparation of a water-soluble disazo dye. : de en
  • GB503796A - Improvements in and relating to motor driven rotary tillers : en
  • US2153667A - Airplane control : en
  • US2153793A - Rod and tubing pulling machine : en
  • US2153874A - Stapling device and method : en
  • US2154316A - Machine for counting votes : en
  • US2153704A - Process for the recovery of glycerin : en
  • US2153962A - Rubber composition and method of preserving rubber : en
  • USD114286S - Design for a dress ensemble : en
  • USD114306S - Design for an optical display stand : en
  • DE674366C - Device for the extraction of spinnable wood fibers : de en
  • CA380593A - Rubber footwear : en fr
  • CA380682A - Vessel sterilizing apparatus : en fr
  • CH204055A - Electrical fuse with a fusible link made of magnesium or a magnesium alloy. : de en
  • FR839901A - Automatic switch, more especially of the multipolar type : en fr
  • GB503712A - Improvement in method and apparatus for producing rubber articles : en
  • GR8123B - PROVISION FOR ADDITIONAL WATERPROOFING OF COVERING TROUBLESHOOTING PERSONS. : el en
  • CA380635A - Universal joint : en fr
  • USD114203S - Design for a desk : en
  • FR839823A - Safety device causing automatic braking in the event of a broken axle : en fr
  • FR839851A - Gear shifting, especially for bicycles : en fr
  • FR839878A - Adhesives : en fr
  • GB503801A - Improvements in and appertaining to closure devices for the outlets of lavatory basins, baths, sinks, and the like : en
  • CA380668A - Paper transparency testing apparatus : en fr
  • GB503604A - Improvements in electrically or mechanically propelled vehicles : en
  • CH203925A - Presser foot. : de en
  • US2153634A - Signaling arm : en
  • US2153999A - Electrolytic condenser : en
  • US2153702A - Fastening device : en
  • GB503790A - Improvements relating to token systems for the control of railway and like traffic : en
  • CA380627A - Oil dilution system : en fr
  • CA380719A - Spinning method : en fr
  • CH203991A - Indicating device making it possible to verify that two geometric axes, not parallel, are in the same plane. : en fr
  • GB503634A - Improvements in or relating to the stabilisation of polyvinyl acetal resins : en
  • AT155886B - Pay display device with printing device. : de en
  • DE674395C - Foam floating device with agitator : de en
  • CH204053A - Device for regulating step transformers under load. : de en
  • USD114180S - Design for a combined glass powder : en
  • CA380602A - Foodstuff freezing and preserving method : en fr
  • CA380701A - Protractor level : en fr
  • US2153882A - Rotary jar : en
  • US2153939A - Water ski : en
  • US2154038A - Fluid pressure operated apparatus : en
  • USD114239S - Design fob an electric contact : en
  • FR839715A - Slope lift : en fr
  • GB503809A - Improvements in or relating to the oxidation of ª‡-methyl styrene : en
  • AT155914B - Method and device for drawing in drive belts in machines, in particular spindle drive belts in spinning or twisting machines. : de en
  • US2154045A - Multiaxle drive vehicle : en
  • DK56024C - Welding rail shock connection. : da en
  • GB503575A - Improvements in the solvent extraction of napthenic oils : en
  • US2153935A - Tube bender : en
  • US2154180A - Dry coal cleaning apparatus : en
  • US2154218A - One-piece folding cardboard box : en
  • USD114309S - Design fob a plate ob similab abticle : en
  • USD114173S - Design fob a plate ob the like : en
  • GB503683A - Improvements relating to electric converters : en
  • GB503746A - Improvements in and relating to tobacco feeding mechanism for continuous rod cigarette making machines : en
  • GB503793A - Improvements in and relating to fluid flow control devices : en
  • GB503947A - Improvements in or relating to the manufacture of organic carboxylic acids and esters : en
  • DE674246C - Brake device on automatic scales : de en
  • DE674571C - Device for the uninterrupted coating of metal pipes with hot-liquid, bituminous protective compounds : de en
  • FR839836A - Installation for hot water preparation : en fr
  • US2153838A - Garment : en
  • CA380728A - Signal current amplifying arrangement : en fr
  • US2153879A - Flour sifter : en
  • US2154296A - Lighting fixture : en
  • CH203899A - Rail fastening. : de en
  • AT155883B - Electrical fuse with an arrester made of glass, quartz or ceramic material, e.g. B. Voltage arrester. : de en
  • US2154004A - Metalworking machine : en
  • DE674447C - Metal vapor discharge apparatus, in particular mercury vapor converter, with ignition electrode body made of resistance material that is permanently immersed in the cathode liquid : de en
  • US2154396A - Feeding mechanism for sewing machines : en
  • CA380591A - Drafting equipment : en fr
  • CA380738A - Telephone system : en fr
  • US2153779A - Automatic oscillator frequency control system : en
  • US2154056A - Hobbing machine : en
  • US2154155A - Knitted napped pile fabric : en
  • US2153781A - Carrier scraper : en
  • US2154125A - Table and leaf construction : en
  • FR839791A - Control device for a four-speed gearbox : en fr
  • US2154326A - Machine tool : en
  • CA12328S - Woven fabric : en
  • CA380715A - Textile manufacture : en fr
  • CH203889A - Grinding device for roller fruit mills. : de en
  • US2153717A - Combined hot-water and steam generating device : en
  • US2154113A - Motor vehicle : en
  • DE674353C - Control device with photoelectric cells for multi-color printer : de en
  • DE674364C - Storage for raspador drums of fiber recovery machines : de en
  • USD114222S - kisling : en
  • US2153885A - Valve apparatus : en
  • US2154002A - Orchard heater : en
  • US2154182A - Centering jack : en
  • FR839903A - Mold or shell, in particular for centrifugal casting : en fr
  • FR839921A - Cellulose derivatives : en fr
  • US2154254A - Valve stem : en
  • US2153803A - Hoisting apparatus : en
  • GB503690A - Improvements in cooling arrangements for air-cooled radial-cylinder engines of aircraft : en
  • GB503723A - Method and means for improving spiritous liquors, wines and the like : en
  • NL80914B - : en
  • US2153987A - Vinyl esters and a process of preparing them : en
  • US2154195A - Filler package : en
  • USD114313S - Design for a mirror or similar : en
  • FR839876A - Process for preparing complex water-soluble alkali metal humates : en fr
  • CH203985A - Sound and muzzle flash suppressors on firearms. : de en
  • FR839920A - Film cartridges : en fr
  • GB503821A - Improvements in sensitive material for three-colour photography : en
  • DE674292C - High frequency receiver that only has a moderate gain reserve : de en
  • DE674429C - Pipe coupling, in which the seal on each pipe end is held pressed by a cylindrical intermediate piece : de en
  • FR839862A - Improvements to devices for producing an electron beam : en fr
  • US2153891A - Automobile lift : en
  • US2154322A - Internal combustion engine : en
  • GB503546A - Improvements relating to electric incandescent lamps : en
  • AT155937B - Process for the production of vacuum vessels, in particular electrical discharge vessels. : de en
  • FR839859A - Portable firearm, especially large caliber : en fr
  • DE674585C - Device for mixing and conveying liquids separated in a centrifugal machine : de en
  • GB503667A - Improvements in or relating to metal covered shafts, rollers or the like : en
  • CA380697A - Stable colloidal metal dispersion : en fr
  • US2153596A - Curved panel assembly : en
  • US2154145A - Spinning tongs : en
  • US2153897A - Scraper : en
  • US2153932A - Air conditioning apparatus : en
  • US2154087A - Display device : en
  • US2154292A - Ignition electrode : en
  • DE674376C - Process for the production and reproduction of sound-picture films : de en
  • FR839948A - Card selection machine : en fr
  • US2154395A - Prefabricated marquee : en
  • US2153619A - Production of photographs in blueblack tones : en
  • US2154134A - Collector for centrifugal apparatus : en
  • GB503584A - Improvements in friction gripping devices for holding and retaining hinged members such as doors : en
  • CA380646A - Vehicle wheel : en fr
  • DE674450C - Coloring glass flux : de en
  • USD114296S - Design for a clip pin : en
  • GB503635A - Improvements in or relating to a sewing machine attachment for zigzag or crisscross stitching operations : en
  • GR8116B - METHOD FOR ELECTROLYTIC PREPARATION OF HYPERTHEIC ACID AND HYPERTHEXATE AND APPLIANCE FOR PERFORMANCE OF THIS METHOD. : el en
  • US2154153A - Refractory and method of making it : en
  • US2154333A - Process for extruding plastic masses onto sheets : en
  • GR8117B - PERFECTIONS IN OR IN RELATION TO ELECTRICAL TRANSMISSION SYSTEMS. : el en
  • CH204119A - Process for the production of a valuable highly capillary-active substance. : de en
  • DK56043C - Fine-graining machine for processing cocoa-containing masses. : da en
  • FR839938A - trough fertilizer spreader : en fr
  • DE674309C - Process for increasing the measurement accuracy of air weight cells : de en
  • GB503940A - Improvements in the production of colour photographic picture films having sound tracks : en
  • US2153726A - Vent device for hot-water heating apparatus : en
  • CA380586A - Building : en fr
  • US2154196A - Machine for rubbing hats : en
  • GB503956A - Improvements in the electrodeposition of nickel on metals : en
  • US2153699A - Vehicle door latch : en
  • US2154306A - Staple strip and method of producing the same : en
  • US2154402A - Radial engine structure : en
  • FR839910A - Electronic discharge devices : en fr
  • US2154140A - Car construction : en
  • GB503680A - Improvements relating to the matting of artificial silk : en
  • US2154356A - Refrigerating apparatus : en
  • US2153992A - Method for treating worn pistons : en
  • USD114252S - Design for a hat : en
  • FR839833A - Rail current circuit breaker : en fr
  • FR839871A - Machine for preparing the heel seat on a shoe sole : en fr
  • GB503762A - Improvements in or relating to electron multipliers : en
  • GB503615A - Ethyl chloroform and its manufacture : en
  • GR8115B - METHOD TO ACHIEVE A PRODUCT SUITABLE FOR THE NUTRITION OF ORGANISMS, AND A PRODUCT RECEIVED BY THIS METHOD. : el en
  • US2153567A - Machine tool driving mechanism : en
  • US2153569A - Electrolytic cell : en
  • US2153730A - Ernest h : en
  • US2154046A - Fastening clip for cables ok the like : en
  • CA380699A - Cooling unit pan : en fr
  • CH204057A - Grip safety. : de en
  • CH204067A - Device with an electric discharge tube. : de en
  • US2154138A - Electrical insulation : en
  • USD114231S - Combination drain and cutting block : en
  • US2153854A - Valve for torches : en
  • CH203949A - Process for the preparation of an aminoperinaphthinedione. : de en
  • FR839705A - Elastic bandage enhancements : en fr
  • AT155920B - Contact lever for circuit breakers, in particular ignition circuit breakers. : de en
  • US2153557A - Combination dredging, drilling, and pile-driving equipment : en
  • US2153647A - Car truck : en
  • DE674401C - Tiltable steam pump : de en
  • CA380710A - Weaving device : en fr
  • US2153720A - Noiseless typewriter : en
  • USD114201S - Design fob a combination reamer : en
  • GR8128B - PERFECTIONS IN OR RELATING TO BOXES. : el en
  • CH204115A - Heating installation. : en fr
  • FR839811A - Process for the production of active soot : en fr
  • CH204102A - Tractor. : de en
  • CH204045A - Electrical installation with two operating voltages. : en fr