• US2199458A - Electric contact : en
  • US2200096A - Geophysical exploration by timevariant electric currents : en
  • USD120359S - Control knob for food mixer or the like : en
  • USD120379S - Design fob a textile fabric : en
  • AT158730B - Gas analytical process. : de en
  • US2200077A - Electronic seam welding for high speed welding : en
  • US2200101A - Variable speed transmission : en
  • DE690817C - Gear change gearbox : de en
  • DE690976C - Basic rangefinder : de en
  • FR855206A - Percussion drill bit for drilling rocks or other bodies : en fr
  • US2200042A - Tubular article and method of making the same : en
  • US2200169A - Gas heater : en
  • USD120420S - Design fob a dress : en
  • US2200227A - Method and means for fastening : en
  • US2199701A - Target apparatus : en
  • US2200007A - Focusing adapter : en
  • US2199606A - Sound record : en
  • USD120412S - Rubin dress : en
  • AT158698B - Cinema device with circulating oil. : de en
  • FR855496A - Muffler for combustion engines connected to a boiler installation heated by exhaust gases : en fr
  • US2199575A - Benzanthrone derivatives : en
  • USD120351S - Design for a spark plug gauge : en
  • US2199727A - Aerial : en
  • US2199970A - Combination oil salvage and refuse container and display rack : en
  • US2200044A - Fish carrier : en
  • US2199460A - Self-propelled pusher car : en
  • AU487839A - Improvements in apparatus for tempering glass sheets : en
  • GB520931A - Improvements in signal pistols : en
  • AT158661B - Brush displacement device for commutator motors controlled by brush displacement, in particular spinning motors. : de en
  • AU187439A - Improvements in and connected with traffic signalling devices : en
  • FR855334A - New multi-contact timer : en fr
  • US2199872A - Automatic firearm : en
  • US2199779A - Refrigeration apparatus : en
  • DE690794C - Hose attachment : de en
  • FR855279A - Grinding bodies for grinding devices : en fr
  • CA388507A - Badminton shuttlecock : en fr
  • FR855425A - Lighting device for roads and highways : en fr
  • GB520862A - Improvements in methods of providing metal objects with detachable wax coatings : en
  • AT158711B - Iconoscope. : de en
  • DE690787C - storage areas of different gas pressure : de en
  • GB520844A - Improvements in electric heaters : en
  • GB520881A - Improvements relating to filters : en
  • US2199709A - Straining equipment : en
  • US2199983A - Extraction of fatty acids : en
  • US2199725A - Self-lubricating stuffing box for oil wells : en
  • US2199957A - Railway signaling apparatus : en
  • US2199978A - Antihalation and filter layers for photographic film : en
  • US2199984A - Wrench set holder : en
  • USD120387S - Design foe an electric heater : en
  • USD120435S - Design for a comfortable : en
  • DE690980C - Switching device for the picture book of a projector : de en
  • GB520831A - Improvements in or relating to anti-dazzle devices : en
  • US2199528A - Method of making container closures : en
  • USD120334S - Design for an olive oil decanter : en
  • DE1485553U - : de en
  • GB520938A - An improved clothes airer : en
  • US2199453A - Curl forming device : en
  • US2199614A - Preparation of type for superimposed printing : en
  • DE690806C - Arrangement for generating and receiving ultra-short electrical waves with a double grille in braking field circuit : de en
  • US2200012A - Pneumatic pump : en
  • FR855317A - Process for the transfer to all media of images reproduced by all kinds of prints on any kind of paper : en fr
  • US2199767A - Disposal of coke plant waste liquors : en
  • USD120341S - Design for a jar : en
  • DK57578C - Separate Ski. : da en
  • GB520996A - Improvements in or relating to insulated electrical coils : en
  • CA388531A - Rubber preserving method : en fr
  • USD120386S - Design for an electric ozonizer : en
  • US2199672A - Apparatus for determining acceleration of a machine or the like : en
  • US2199728A - Sight feed control of water softening treatment for boilers : en
  • US2199755A - Seeder attachment for disk harrows : en
  • USD120459S - Spoon or other article of flatware : en
  • CA388490A - Laminated rubber shock absorber : en fr
  • US2199870A - Weight relieving device : en
  • US2200226A - Valve device : en
  • FR855438A - Automatic apparatus for filling with liquid, using vacuum, cans or the like : en fr
  • USD120391S - Design for a holder for crackers and cheese : en
  • DE690958C - Reception method for determining the direction of wireless transmitters (radio beacons) : de en
  • DK57580C - Clamping Strip for Closing Packaging Bags and Procedure for Manufacturing Such Clamping Strips in a Continuous Workflow. : da en
  • GB520910A - Improvements in or relating to butt-jointing devices : en
  • DE690949C - Elastic shoulder insert : de en
  • DE690942C - Mechanical vehicle toy maneuvering system : de en
  • FR855296A - Manufacturing process of plastic buttons by pressure molding : en fr
  • US2199794A - Opacifier for vitreous enamels : en
  • USD120441S - Design fob a dress : en
  • GB520991A - An improved method of and apparatus for treating gases with liquids : en
  • GB520850A - Improvements in travelling grate stokers : en
  • GB520885A - Improvements in gun-turrets for aircraft : en
  • US2199689A - Chair end standard : en
  • DE693528C - Device for the evaporation of alkalis : de en
  • FR855241A - Rifle and Rifle Improvements : en fr
  • DK57576C - Procedure for Displacing Atmospheric Air from Containers Using an Inert Air and Apparatus for Carrying Out the Procedure. : da en
  • FR855336A - Device used to determine the title of solutions : en fr
  • FR855353A - Improvements to processes and fuel systems for internal combustion engines : en fr
  • US2199639A - Load limiting means for an electrical system : en
  • DE690912C - a synchronous switch : de en
  • DK57566C - Screen for Cookware. : da en
  • FR855272A - Process for the preparation of nitrogen-substituted amino-methylene acetone derivatives : en fr
  • FR855490A - Periodic operation absorption refrigeration system : en fr
  • GB520871A - Electromagnetic testing apparatus : en
  • GB520836A - Improvements connected with electric water heaters : en
  • US2199884A - Aggregate moisture eliminator : en
  • DE690802C - Process for the production of ball turning rings : de en
  • USD120338S - Design for an advertising sign : en
  • GB520828A - Improvements in and relating to the production of aqueous compositions comprising thermo-setting resins and to the applications thereof : en
  • FR855478A - Improvements to weaving shuttles : en fr
  • AU185139A - Improvements in or relating to electrode supporting means in electron discharge tubes : en
  • FR855234A - Improvements made to tempered glass panels, in particular those of vehicle windshields : en fr
  • GB520878A - Improvements in and relating to torque transmitting mechanical couplings : en
  • US2199406A - Tea bag : en
  • US2199483A - Last : en
  • US2199622A - Circuit breaker : en
  • US2199633A - Process for the synthesis of chlorinated, unsaturated hydrocarbons : en
  • US2199813A - Aminoanthraquinones : en
  • US2199920A - Admixture for concrete or cement : en
  • US2199462A - Garment construction : en
  • US2199898A - Utility receptacle : en
  • US2199903A - Process of photographic development : en
  • USD120429S - Design for a cuff lsnk or similar article : en
  • US2199478A - Shower head : en
  • GB520948A - Improvements in or relating to aircraft : en
  • AU110469B2 - Improvements relating to oil burners : en
  • CA388491A - Leather utility case : en fr
  • DE690907C - Waterproof socket : de en
  • DE690908C - Longitudinal watertight connection point for air-space insulated electrical cables : de en
  • CA388515A - Ester interchange process : en fr
  • US2199711A - Composition of matter and method of making same : en
  • GB520856A - Improvements in or relating to shades for electric light bulbs : en
  • GB520914A - Improvements in or relating to rotary hydraulic power transmission units : en
  • FR855451A - Plate device for heat treatment of milk : en fr
  • FR855252A - Process for wastewater treatment : en fr
  • DE690895C - Process for the production of sulfonated phenol ethers : de en
  • GB520972A - Improvements in or relating to electrical oscillation generators : en
  • GB521036A - Improvements in sewage sludge digestion : en
  • FR855399A - Ring Binding Improvements : en fr
  • FR855310A - Improvements in the production of seals : en fr
  • DE690735C - Fixing of filament glow bodies of electric lamps and discharge tubes to the power supply wires : de en
  • US2199637A - Cam for knitting machines : en
  • DE690887C - Device for breaking off the briquettes from the strand of a ring roller press : de en
  • US2199687A - Combination cooking vessel : en
  • US2199705A - Apparatus for making electrical surveys of boreholes : en
  • USD120442S - Design for a dress : en
  • USD120444S - Dress and slip ensemble : en
  • US2199503A - Beer cooling system and apparatus : en
  • USD120456S - Design for a pin clip : en
  • US2199572A - Traffic signal : en
  • USD120471S - Container for perfume or the like : en
  • GB521023A - Improvements relating to the production of valuable derivatives from iso-olefins : en
  • USD120390S - Design for a culinary cutting blade : en
  • AU186039A - Moulding compositions and products therefrom derived from substituted acrylic acid : en
  • US2199997A - Brake : en
  • GB520855A - Improvements in spring forks for cycles or motor cycles : en
  • US2200015A - Piston construction : en
  • US2199514A - Fastening-inserting machine : en
  • AU445139A - Improvements relating to manifold copying papers : en
  • CA388474A - Skating boot : en fr
  • DE690852C - Layers with high secondary electron emission and processes for their production : de en
  • DE690943C - Method and machine for making matchstick packs : de en
  • FR855432A - Process for refining fibrous materials : en fr
  • DE683469C - Coal dust and firedamp proof explosive charges : de en
  • US2199748A - Production of alkoxy-hydroxy-benzaldehydes : en
  • US2199393A - Lifeboat launching and releasing device : en
  • US2199472A - Method and apparatus for annealing strip : en
  • US2199964A - Stopper : en
  • GB520853A - Improvements in or relating to pedal-driven cycles and pedal-assisted motorcycles, and the like fitted with back-pedalling brakes : en
  • GB521032A - A machine for pleating textile fabrics : en
  • DE690722C - Device for measuring the length of lengths of fabric : de en
  • DE690948C - Toothed flank coupling for power-operated hand tools : de en
  • DE690973C - Ultraviolet rays absorb substances : de en
  • US2200135A - Process for producing crepe effects in textiles : en
  • FR855381A - Process for producing indetonating fuels from a mixture of less volatile hydrocarbons : en fr
  • FR855404A - Piston actuated diaphragm valve : en fr
  • AT158744B - Cushioning, in particular for motor vehicles. : de en
  • US2199812A - Rotary web printing press : en
  • GB520950A - Improvements in and relating to the treatment and finishing of textile fabrics : en
  • US2199771A - Oil burner : en
  • US2199845A - Utilization of discarded tires : en
  • US2200043A - Spark control device : en
  • US2199407A - Marble game : en
  • DE690772C - Device for aligning one on a pipe line : de en
  • US2199531A - Automatic regulating device for air heating plants in railway vehicles : en
  • US2200185A - Shaving implement : en
  • US2199910A - Proportioning control system : en
  • US2200120A - Fracture nail guide : en
  • US2200218A - Electric switch : en
  • US2199422A - Planter : en
  • DE690959C - Switch with rotatable indicator : de en
  • US2200150A - Clipper blade : en
  • GB521079A - Improvements in electric time switches : en
  • CA388590A - Textile material : en fr
  • AT158679B - Gas tap safety. : de en
  • US2199553A - Torque measuring wrench : en
  • US2199658A - Electric protective system : en
  • US2199853A - Shoe construction : en
  • DE690759C - Magnetostrictive oscillator with a specific natural frequency : de en
  • FR855386A - Improvements to vehicle controlled traffic control systems : en fr
  • GB521011A - Improvements in hearths for electric fires and heaters : en
  • GB521043A - Improvements in or relating to composite yarns and fabrics made of or containing such yarns : en
  • AT158727B - Safety razor. : de en
  • CA388541A - Paper making machine : en fr
  • DE690851C - Arrangement for resonance relay to prevent incorrect relay operation : de en
  • FR855264A - Improvements made to lighting dynamos for cycles and to the cycles that come with them : en fr
  • FR855396A - Improvements to control valves for fluids : en fr
  • GB520873A - Improvements in or relating to processes for making weldless metal tubes and means for carrying out said processes : en
  • DE690872C - of potatoes : de en
  • DE690890C - Press bench for profiling wheel rims : de en
  • DE690758C - Single motor siren : de en
  • AU130539A - Improvements in or relating to electro-magnetic transmission wave systems : en
  • US2199480A - Liquid dispensing apparatus : en
  • US2199832A - Closure for bottle carriers : en
  • US2200238A - Method of making infolded knockdown boxes : en
  • GB520925A - Resistance unit for spot and flood lamps : en
  • AT158653B - Process for the manufacture of projectile cartridges. : de en
  • AT158708B - Process for the production of porous supports for concentrated secretions of the pancreatic gland and the like for internal treatment. : de en
  • US2199540A - Electron device : en
  • US2199552A - High pressure vented guide plug clamp : en
  • US2199902A - Photograph : en
  • FR855349A - Closing device for ampoules or the like : en fr
  • FR855350A - Aerodynamic braking control device operated by reversing the pitch of the variable-pitch propellers in flight : en fr
  • US2199383A - Cutting tool : en
  • USD120347S - Design for a vanity case : en
  • DE690936C - Valveless composite master cylinder for fluid brakes of motor vehicles : de en
  • US2199946A - Building unit : en
  • US2200195A - Device for instructing in playing card games : en
  • US2199865A - Production of plates for printing in lithographic manner : en
  • USD120470S - Design for a dress : en
  • DE690981C - Device for image adjustment in cinema machines : de en
  • US2199577A - Triarylmethane dyestuffs : en
  • US2199743A - Guard for paper cutters : en
  • DE690818C - For triggering switching processes, for example for advertising and signaling purposes, when an opaque body enters an approximately parallel beam of light, a photoelectric device is used : de en
  • US2199986A - Yarn treating process and composition therefor : en
  • CA388533A - Polyhydric alcohol alkylation : en fr
  • FR855216A - Tube with device for sucking the excess content discharged from the tube : en fr
  • DE690751C - Process for the production of a car body for prams, dolls prams and like : de en
  • GB520918A - Improvements in automatic stopping devices for lifts : en
  • FR855202A - Cartridge for carbonic acid absorbers or for materials used for chemical exchange : en fr
  • USD120382S - Design for a toothbrush : en
  • US2199934A - Process of preparing higher halogenated ketones : en
  • USD120393S - Design for a cube service battery truck : en
  • DE690839C - Hard-of-hearing device acting on a hearing bone : de en
  • US2199908A - Fuse switch : en
  • AU186339A - Improvements in or relating to shoe upper conforming machines : en
  • FR855434A - Bottle caps : en fr
  • USD120388S - Design for a toilet shelf : en
  • FR855481A - Washing machine mechanism allowing operation from below : en fr
  • USD120419S - Design for a hosiery protector : en
  • DE690927C - Method of manufacturing curved resilient washers : de en
  • FR855385A - Process for making sulfide olive oil suitable for use as a lubricant : en fr
  • US2199564A - Hydrocarbon reactions : en
  • US2199673A - Drain : en
  • FR855201A - Improvements made to non-slip bearing surfaces : en fr
  • FR855293A - Improvements made to aquatubular screens for homes : en fr
  • FR855327A - Improvements to vaporizer mounts : en fr
  • IE15832L - Treatment of flour : en
  • GB521057A - Improvements in or relating to casks, kegs, drums, and like sheet metal containers : en
  • FR855480A - Compensated bimetallic system : en fr
  • CA388472A - Covering, block and board manufacture : en fr
  • US2200122A - Circuit interrupting device : en
  • USD120434S - Design for a textile fabric : en
  • US2199612A - Bridge for stringed instruments : en
  • FR855484A - Protective device for cylinder bearings : en fr
  • GB520957A - Improvements in or relating to focal plane photographic shutters : en
  • GB520992A - Improvements in or relating to valves for steam or pressure vessels : en
  • FR855276A - Packaging process and equipment : en fr
  • US2199851A - Shower curtain rod : en
  • US2200085A - Electrostatic precipitator equipment : en
  • DE690888C - Device for driving chutes by a cylinder with control and a cylinder without control : de en
  • GB520944A - Improvements relating to resilient wheel mountings for aircraft undercarriages : en
  • USD120398S - Rockola phonograph cabinet : en
  • US2199447A - Electrolytic condenser : en
  • US2200213A - Shuttle : en
  • US2200212A - Gasket : en
  • DE690941C - Yarn guide device for package winding machines : de en
  • GB520825A - Improvements in vehicle seats : en
  • GB520901A - Improvements in or relating to connecting sockets for the tool-heads of drilling and like machine tools : en
  • USD120469S - Design for a dress : en
  • CA388483A - Game apparatus : en fr
  • DE690914C - Guidelines for bundling the electrons and switching such a tube : de en
  • DE690756C - Remote revolution indicator with a dynamo as a transmitter and a receiver consisting of a pointer system and tongue scale : de en
  • US2199974A - Controlling device : en
  • US2200072A - Motor control system : en
  • US2199846A - Tracer current detector : en
  • US2200040A - Azo dyestuffs : en
  • CA388555A - Refrigerator vehicle : en fr
  • FR855287A - Automotive tow bar : en fr
  • GB521085A - Process for increasing the durability of hose : en
  • FR855231A - Bottle with drip stopper : en fr
  • GB520967A - Improvements in or relating to the re-dressing or re-laundering of fabrics : en
  • FR855294A - New chromium dyes and their preparation processes : en fr
  • GB521029A - An improvement in or relating to textile bobbins or tubes and shuttle skewers : en
  • USD120411S - Design for a dress : en
  • DE690826C - Settings in which electrical vibrations are transmitted from the encoder, the frequency of which is dependent on the position of the lever or pointer : de en
  • US2199947A - Dispensing nozzle : en
  • USD120457S - Design for a pin cup : en
  • US2199944A - Lubricant : en
  • US2199981A - Wall cabinet table : en
  • DE690750C - Attachment device for multi-walled hoses (especially large hoses) : de en
  • GB520954A - Improvements in or relating to photographic shutter release mechanisms : en
  • GB521003A - Improvements in furnaces for use in heat treatment of articles or in heating articles for subsequent operations : en
  • GB521040A - Device for attachment to or incorporation in a road vehicle for cooperating with means for operating doors or gates and for other analogous purposes : en
  • GB521055A - Spalling resistant refractories : en
  • FR855227A - Cane maker : en fr
  • US2200140A - Apparatus for unwinding loose windings of thread : en
  • US2200186A - Dry shaving implement : en
  • DK57564C - Portable electric heater. : da en
  • DE690786C - Electrical discharge vessel with indirectly heated cathode, especially transmission tubes for shortwave purposes : de en
  • DE690753C - : de en
  • DE690840C - High frequency wire radio distribution system : de en
  • DE690928C - Process for the pretreatment of oxide or oxide-containing layers on aluminum or aluminum alloys to be colored : de en
  • DE690798C - Sliding gate for lock basin with a movable track : de en
  • GB520990A - Improvements in or relating to photographic cameras : en
  • DE690782C - Milling machine for processing the edges of printing plates : de en
  • USD120421S - Design for a jar : en
  • DE690734C - Short-circuit proof direct current generator, especially for arc welding : de en
  • USD120356S - Design for a printing type font : en
  • FR855429A - Process for stripping ores of their arsenic and phosphorus content : en fr
  • CA388476A - Loom temple roll : en fr
  • AU110459B2 - Improvements in or relating tothe control of diesel andother internal-combustion engines : en
  • US2199891A - Rapid sand filter : en
  • US2199869A - Article for babies : en
  • US2199756A - Automobile stop signal : en
  • US2200091A - Valve for water faucet : en
  • USD120355S - Design for a finger ring : en
  • USD120373S - Design for an oronasal mask : en
  • IE16080L - Desiccating and sealing biological substances in containers : en
  • FR855329A - Improvements to pressurized fluid brake devices : en fr
  • GB520834A - Improved device comprising a high-pressure discharge tube : en
  • GB521063A - Apparatus for trimming and joining the ends of fabric pieces : en
  • GB521024A - Improvements relating to bricks for regenerators : en
  • FR855355A - Hand-held projector for multiple uses : en fr
  • DE690951C - Method for washing textiles : de en
  • GB520835A - Improvements in gasfilled electric incandescent lamps : en
  • FR855301A - Electric underground prospecting method : en fr
  • AT158694B - Portable device for searching for the properties of the subsurface of the earth's surface that influence an alternating electric field. : de en
  • DE690974C - Method and device for producing hollow glass bricks : de en
  • DE690846C - Protection circuit for meshed low-voltage distribution networks : de en
  • FR855230A - Printing press with vertically movable floor : en fr
  • FR855499A - Airtight lubricator : en fr
  • US2199511A - Process and apparatus for tempering glass : en
  • US2199631A - Restrictor tubing : en
  • US2199745A - Card table : en
  • US2200002A - Paper making machine : en
  • US2199913A - Fastener : en
  • AT158714B - Box with a foldable lid. : de en
  • US2199583A - Emergency control apparatus for well pumping and drilling mechanism : en
  • US2199882A - Process and apparatus for spinning rubber thread from rubber latex : en
  • USD120447S - Design for a dress : en
  • CA388572A - Liquid hydrocarbon production from gaseous olefines : en fr
  • CA388477A - Tea or coffee bag : en fr
  • GB520903A - Improvements in or relating to fuel conveying pumps for internal combustion engines : en
  • GB521026A - Improvements relating to flexible pocket receptacles : en
  • US2199384A - Calcining apparatus : en
  • USD120385S - Design for a pump body : en
  • GB520859A - An improved process for thickening the electrolytes of galvanic elements and batteries : en
  • GB520827A - Improvements in locking devices for doors, windows or the like : en
  • US2199741A - Folding bed : en
  • FR855302A - Double acting valves : en fr
  • DE690921C - Electric arc reduction furnace with ring-shaped tapping channel : de en
  • DE690962C - function of the output current from the input voltage in AC measuring circuits with static rectifiers that have a temperature-dependent characteristic, especially dry-type rectifiers : de en
  • US2200159A - Construction element : en
  • DE690971C - Method and device for the production of slide films : de en
  • CA388514A - Ester synthesis process : en fr
  • AT158736B - Process for the production of hard pitch. : de en
  • AU187139A - Improvements in burner assemblages for gas fired laundry coppers andthe like : en
  • CA388523A - Glass article manufacturing machine : en fr
  • CA388563A - Aqueous alkali metal hydroxide concentration : en fr
  • AT158682B - Stove. : de en
  • FR855280A - Improvements to diffusing devices for light sources : en fr
  • GB521014A - Improvements relating to the insertion of detonators in blasting charges : en
  • AU209039A - An improved adhesive, particularly for use in plywood manufacture and laying of veneers : en
  • US2200179A - Fork : en
  • AT158746B - Air cushioning, especially for seats in motor vehicles and the like. like : de en
  • CA388520A - Alternating current amplifier : en fr
  • DE690808C - Method for wireless transmission based on the relay principle using short waves : de en
  • US2199403A - Sulphates of unsaturated alcohols : en
  • US2199590A - Ashpit doorframe : en
  • US2199912A - Oiling system : en
  • US2199625A - Double-piston internal combustion engine : en
  • DE690814C - plants : de en
  • US2199688A - Sprocket wheel : en
  • DE690862C - Device for regulating the air supply to a steam generator with pressure firing : de en
  • DE690933C - Friction brake for telescopic tube shock absorbers, especially for aircraft struts : de en
  • AU110480B2 - Improvements in, or relating to, the melting of aluminium or aluminium alloy, andother readily fusible metals and alloys : en
  • USPP391P - Chrysanthemum plant : en
  • USD120368S - Combined watch and bracelet or similar article : en
  • AU110451B2 - Improvements in apparatus for tempering glass sheets : en
  • GB520888A - Improvement in process and device for the production of artificial fogs : en
  • AT158690B - Gas, electric or coal stove. : de en
  • CA388581A - Luggage case : en fr
  • GB521007A - Improvements in or relating to the production of resinous rubber transformation products : en
  • US2199397A - Surface active material : en
  • US2199746A - Fuse link : en
  • DE690740C - Process for the production of a stocking with a French foot on the flat weft knitting machine : de en
  • DE690957C - Device for testing touch microphones with transmission of the vibrations of a vibration generator to the microphone under the practical operating conditions : de en
  • US2199563A - Circuit control panel : en
  • US2199498A - Refrigerating apparatus : en
  • DE690935C - Braking device for motor vehicles with an automatically acting hydraulic auxiliary device to increase the braking force : de en
  • AU299139A - Improvements in thermionic rectifiers feeding secondary emission electron multipliers : en
  • CA388502A - Self-compensating bearing : en fr
  • US2199432A - Condenser microphone : en
  • US2200131A - Continuously variable change-speed gear : en
  • AT158719B - Process and device for the production of beryllium, magnesium and alkaline earth metals by fused-salt electrolysis. : de en
  • US2199490A - Submersible pump : en
  • DE690909C - Fixing clamp for installation devices in electrical distributions : de en
  • AT158731B - Steam power plant with heat storage. : de en
  • AU189339A - Process for devulcanizing and reclaiming rubber : en
  • AT158745B - Storage device for machine parts, in particular on vehicles of all kinds. : de en
  • CA388540A - Rock drill : en fr
  • CA388535A - Hydrocarbon polymerization : en fr
  • FR855455A - Protection device against flying dust or similar in warping machines : en fr
  • US2199831A - Apparatus for rubbing or brushing fruit and the like : en
  • US2199379A - Rotary cutting tool : en
  • US2199682A - Speed reducing mechanism : en
  • US2200216A - Production of high-molecular unsaturated ketones and conversion products thereof : en
  • US2199451A - Ash receptacle : en
  • US2200172A - Tubing cutter : en
  • CA388526A - Duplicating machine : en fr
  • US2199576A - Process for the selective reduction of azo compounds : en
  • US2199440A - Coated welding rod : en
  • US2199499A - Geographical game : en
  • US2199873A - Oil well rig : en
  • US2199589A - Apparatus for slicing meat : en
  • US2199918A - Method of preparing inner trim panels : en
  • USD120426S - Perfume bottle or the like : en
  • US2199475A - Process of producing a carbon monoxide-hydrogen mixture : en
  • US2199566A - Vat dyestuffs of the naphthindenone series : en
  • USD120463S - Design fob an electrical connecting cap : en
  • DE674135C - Process for making soap cream : de en
  • AT158687B - Eyeglass frame with snap ring for holding clear lenses on gas masks and glasses. : de en
  • DE690784C - Socket for two-base electrical discharge tubes with two connector pins each protruding from the base : de en
  • US2199760A - Roofing : en
  • US2199827A - Apparatus for rubbing or brushing fruit and the like : en
  • CA388496A - Printing machine platen mechanism : en fr
  • US2199963A - Foot pedal assembly : en
  • CA388501A - Aluminium white coating : en fr
  • US2200126A - Damper bar : en
  • AT158691B - Process for the production of series picture films for reproduction in the natural colors using color filters. : de en
  • DE690748C - Fuse for hose connections, in which the hose nozzle by a special member, z. B. wire rope connected : de en
  • FR855360A - Device allowing the production of an adjustable vacuum in low pressure steam heating installations : en fr
  • GB520951A - A process of bleaching artificial and natural fibres on perforated carriers : en
  • US2199855A - Doughnut machine : en
  • AU183339A - Improvements relating tothe production of powders from natural or artificial silk : en
  • USD120425S - Design fob a milk bottle : en
  • AT158709B - Electrode system with asymmetrical conductivity with control grid. : de en
  • GB521080A - Improvements relating to steam boilers heated by indirect contact with condensing vapour : en
  • GB520993A - Improvements in or relating to apparatus for testing gas for combustible constituents : en
  • GB520934A - Improvements in or relating to coking retort ovens : en
  • GB521074A - Improvements in or relating to protective arrangements for electrical distribution systems : en
  • US2199763A - Navigation apparatus : en
  • US2200033A - Vacuum breaker : en
  • FR855390A - Electric wave transmission systems : en fr
  • GB520964A - Improvements in or relating to temperature indicators for permanent waving of hair : en
  • DE690880C - Suspension for motor vehicles : de en
  • DE690903C - Twistable bogie for rail vehicles with longitudinal spars that can be swiveled around the cross members : de en
  • DK57557C - Order series of jointly pivotable, semicircular Hoops, which can be fixed in the Closing position, and which are intended for Loose-leaf folders. : da en
  • US2199536A - Bicycle : en
  • US2199693A - Well reamer : en
  • US2199781A - Sanitary diaper : en
  • FR855448A - Improvements to internal combustion engine exhaust systems : en fr
  • GB520982A - Improvements in and relating to presses for tennis, badminton and like racquets : en
  • CA388573A - Rubberlike product : en fr
  • FR855265A - Manufacturing process of seamless tubes : en fr
  • FR855458A - Inner linear caliber of dial type : en fr
  • GB520849A - Improvements in relating to wireless aerials : en
  • GB521038A - Improvements in and relating to vehicle-actuated apparatus for operating doors or gates and for other analogous purposes : en
  • US2199593A - Snowplow : en
  • US2199620A - Method of sizing and riveting porous metal articles : en
  • FR855299A - Lantern for four-light signals : en fr
  • US2199466A - Pneumatic tire : en
  • US2199666A - Feeding mechanism for sewing machines : en
  • US2200006A - Azo compounds and material colored therewith : en
  • FR855344A - Device for forming at least three different pins by assembling two clips : en fr
  • US2199551A - Circuit interrupting apparatus : en
  • USD120417S - Knitted blouse or similar article : en
  • US2199734A - Portable rotary table : en
  • USD120422S - Design for a glass bottle : en
  • FR855312A - Dissolver : en fr
  • GB520959A - Improvements in or relating to focal plane photographic shutters : en
  • US2200189A - Apparatus for dispensing heavy liquids : en
  • USD120336S - Palmer bescherer : en
  • US2199671A - Alarm lock : en
  • US2200098A - Air circulator and temperature regulator : en
  • USD120432S - Design for a textile fabkic : en
  • FR855361A - Improvement in dosing devices for fluids : en fr
  • DE690855C - Electron-optical discharge tubes whose coating on the cathode is made of active material : de en
  • USD120349S - Design for a plate or similar article : en
  • USD120367S - Design for an identification emblem : en
  • US2199717A - Tieback : en
  • AU110484B2 - Improvements in or relating to shoe upper conforming machines : en
  • DE690739C - Metal protection device on self-baking electrodes in aluminum ovens : de en
  • DE690749C - Method and device for straightening iron rods : de en
  • FR855261A - Improvements in electrical circuit devices for operating discharge tubes or lamps : en fr
  • CA388570A - Hydrocarbon distillate acid component removing process : en fr
  • US2199765A - Door locking mechanism : en
  • US2200089A - Low grid current glow tube : en
  • US2199916A - Stove board : en
  • US2200034A - Method and apparatus for digesting cellulosic materials : en
  • DE690947C - Method of manufacturing a wire mesh : de en
  • USPP393P - thomas : en
  • USD120361S - Design for a bath mat : en
  • US2199494A - Wire-drawing apparatus : en
  • US2199825A - Extrusion device : en
  • US2199858A - Hanger for punching bags : en
  • US2199739A - Fuel injection head : en
  • DE690871C - Drum tedder : de en
  • US2200117A - Dispensing device : en
  • FR855365A - Clamping bar for loose-leaf binding : en fr
  • US2200046A - Toilet article retainer : en
  • US2200060A - Flow visualizer : en
  • DE690528C - Process for the production of the insulating tube and the insulating tube support for pressure gas switch : de en
  • FR855278A - Method and apparatus for heat treatment of light metal parts : en fr
  • FR855405A - Yellow Acid Azo Dyes and Process for Their Production : en fr
  • CA388556A - Liquid and gas mixture pressure releasing process : en fr
  • CA388564A - Aqueous alkali metal hydroxide purification : en fr
  • FR855244A - Methods and means of guidance by electromagnetic waves : en fr
  • FR855239A - Improvements to balanced remote control systems in which the movement of a component of a receiving station is controlled by the movement of a component of a transmitting station : en fr
  • FR855476A - Control device for electrical devices operating on the feeler bar principle : en fr
  • US2199800A - Fluid dispensing device : en
  • USD120362S - Design fob a bath mat : en
  • FR855330A - Improvements to pump type locks : en fr
  • DE690970C - Base for suppositories : de en
  • FR855284A - Process for matting rayon, cellulosic wool and the like : en fr
  • DE690925C - Schaekel-like chain link : de en
  • US2200059A - Electrical terminal : en
  • DE690845C - Contact regulating resistors with circular or tubular curved resistance fabrics for direct attachment of the resistor to the contact plate : de en
  • US2199829A - Process for stabilizing organic heavy metal salts : en
  • US2199644A - Fluid pressure operated engine : en
  • US2199537A - Multiplying machine : en
  • USD120372S - Design for a nasal mask : en
  • US2200215A - Refrigerating apparatus : en
  • GB521034A - An improved fibrous upholstery stuffing : en
  • DE690832C - Process for the production of horizontal strips made of waterproof fabric, folded like a frill, for ventilation of waterproof clothing : de en
  • DE690879C - Articulated coupling, especially for driving motor vehicles : de en
  • DE690807C - Receiver with automatic shrinkage control : de en
  • FR855256A - Method and equipment for the production of color photographic images : en fr
  • US2199808A - Pleating machine : en
  • USD120404S - Design for a cigarette box or similar article : en
  • US2200210A - Safety device for rotary drilling rigs : en
  • AU110448B2 - Improvements in means for compensating changes of temperature in electrical apparatus comprising atleast one thermionic valve and adapted to operate at high frequencies : en
  • GB520858A - Improvements relating to sports' bags such as golf bags : en
  • DE690790C - Furniture convertible into a bed : de en
  • DE690844C - Switch drive with remote-controlled compressed gas valves : de en
  • DE690836C - Process for splitting coal or other solid bituminous materials under pressure and heat : de en
  • DE690819C - Support float for planes : de en
  • US2200229A - Welded construction : en
  • AT158704B - Iron pit stamp. : de en
  • USD120370S - Design for a cabinet ob similar article : en
  • US2199933A - Fabric waterproofing composition : en
  • GB520939A - Improvements relating to fire grates : en
  • FR855402A - Agricultural machine, in particular for removing beetroot : en fr
  • GB521025A - Improvements relating to storage bins, for cereal grain and like free-flowing materials : en
  • GB520974A - Improvements in prepayment meters : en
  • GB521049A - Electron discharge structures : en
  • US2199408A - Registering tourniquet applicable for the determination of blood pressures : en
  • US2199840A - Heating system : en
  • US2199890A - Wheel cover : en
  • USD120439S - Design fob a dress : en
  • US2199567A - Vat dyestuffs of the peri-naphthindenone series : en
  • US2199860A - Weather strip device : en
  • GB521076A - Improvements in or relating to tilting appliances or apparatus for casks, barrels, drums, or other articles : en
  • FR855343A - Flushing device with filling ordered at the time of use : en fr
  • DE690876C - Grater Mill : de en
  • GB521015A - Improvements in or relating to preheaters for lighting and heating apparatus fed by liquid fuel under air pressure : en
  • DE690741C - Double acting screw press : de en
  • DK57579C - Rocking horse. : da en
  • FR855489A - Device for loose-leaf binding and similar applications : en fr
  • FR855282A - Method of application of an alloy based on hard metals : en fr
  • FR855240A - Improvements to rotary scrapers for settling tanks : en fr
  • FR855391A - Device for isolating the ignition conductors of internal combustion engines for the protection of t substations. s. f. neighbors : en fr
  • US2199526A - Electromagnetic material : en
  • US2199848A - Centrifugal mechanism : en
  • US2199782A - Plug connector : en
  • US2199814A - Azo dyestuffs insoluble in water and fiber dyed therewith : en
  • US2200154A - Device for measuring liquids : en
  • USPP389P - hansen : en
  • FR855422A - Film exploration device : en fr
  • CA388557A - Cash register : en fr
  • DE690835C - Process for the production of air-permeable, loose-resistant fabrics : de en
  • AU110463B2 - Improvements relating tothe fastening and tensioning of textile felt, webbing and like coverings toa base : en
  • CA388591A - Textile material : en fr
  • US2199692A - Demountable blade bit : en
  • US2199495A - Wire-drawing apparatus : en
  • US2199694A - Building construction : en
  • US2199888A - Wheel disk and wheel assembly : en
  • CA388470A - Electric wire reel : en fr
  • GB521050A - Electric discharge tubes and devices relating thereto : en
  • US2199690A - Mask : en
  • US2199433A - Optical scanning apparatus using mirror helix : en
  • AT158658B - Two or more layers of light protection paper for light-sensitive layers such as photographic films and the like. like : de en
  • AT158667B - Surface protection for propeller blades made of wood. : de en
  • AU110456B2 - Improvements in or relating to heat treating apparatus and methods and heat treated articles : en
  • US2199744A - Band cutter and tensioning device : en
  • US2199967A - Air conditioning : en
  • US2199790A - Method and apparatus for producing rubber articles : en
  • US2200112A - Resistance line welding machine : en
  • US2200113A - Signal means for compressed fluid delivering apparatus : en
  • US2200115A - Terminal outlet for industrial furnaces : en
  • US2199998A - Camera shutter : en
  • USD120375S - Design for a posture chair : en
  • AT158742B - Tool bag made of rubber. : de en
  • DE690967C - Plant for melting copal : de en
  • AU110464B2 - A stabilizer for use on motor vehicles : en
  • CA388549A - Cigar machine filler former : en fr
  • CA388571A - Mineral oil desulphurizing process : en fr
  • DE690922C - ng of materials testing machines : de en
  • US2199905A - Electric fixture : en
  • US2200076A - Bank of switch keys : en
  • AU110610B2 - Process forthe production of tin oxide (stannic oxide : en
  • AU187739A - Improvements in or relating to electrode supporting means in electron discharge tubes : en
  • FR855378A - Catalytic synthesis process in general and more particularly applicable to the synthetic production of liquid hydrocarbons from synthetic gas mixtures comprising carbon monoxide and hydrogen : en fr
  • US2199718A - Beer cooler : en
  • US2200156A - Heat exchanger : en
  • AU312039A - Improvements in electric switches : en
  • DE690738C - Electric heating and cooking device with electrode heating : de en
  • GB520866A - Improvements in or relating to gas-fired water heaters : en
  • US2200209A - Circular knitting machine : en
  • AU181439A - An improved accessory for the sealing or tapping of barrels or the like liquid containers : en
  • FR855464A - Transmission systems for television or similar signals : en fr
  • DE690823C - Fixed tire inflation device : de en
  • FR855226A - Electric incandescent gas-filled lamp : en fr
  • FR855351A - flooring element : en fr
  • FR855452A - Electric motor housing : en fr
  • FR855459A - Energy transmitting mechanisms, for example for printing telegraph devices : en fr
  • GB521059A - Improvements in apparatus for drying wet granular materials : en
  • USRE21446E - Lathe : en
  • AU110483B2 - Improvements in or relating to oxide coated cathodes and to their manufacture : en
  • DE690764C - Control device for the working members accommodated in the middle section of a wagon spinner : de en
  • AT158677B - Method and device for the production of metal castings. : de en
  • CA388583A - Urea derivative preparation : en fr
  • AU110487B2 - Process for devulcanizing and reclaiming rubber : en
  • US2199707A - Machine for polishing metal powders : en
  • US2199712A - Method of cleaning and preparing metal for paint : en
  • FR855283A - Folding armchair with backrest with automatic tilt adjustment : en fr
  • FR855493A - Improvements to finely divided liquid fuel burners : en fr
  • GB521039A - Improvements in or relating to combustion cells for use in apparatus for testing gases for combustible constituents : en
  • GB521069A - Improvements in turbo-generators : en
  • US2200092A - Combined alarm clock and switch : en
  • FR855436A - Bath for the production of color photographic images : en fr
  • GB520917A - Improvements in the manufacture of composite fabric materials : en
  • CA388586A - Rubber vulcanization : en fr
  • DE690905C - Airspace-insulated concentric high-frequency line : de en
  • DE690773C - Portable explosives container for mining operations : de en
  • US2199586A - Panel for building construction : en
  • USD120445S - Design for a dress : en
  • FR855403A - Improvements to artificial teeth and their fabrication : en fr
  • FR855431A - Internal combustion engine with compression ignition of the injected fuel : en fr
  • FR855460A - Selective control devices for visual indicators : en fr
  • GB521020A - Improvements in or relating to wickless oil stoves : en
  • FR855444A - Receiver of t. s. f. with manual volume control and intensity indicator : en fr
  • GB520904A - Improvements in drag tachometers or rate of motion indicators : en
  • DE690723C - Process for the preparation of solid diazonium salts : de en
  • US2199699A - Oiling device : en
  • US2200057A - Chemical process and new catalysts therefor : en
  • CA388553A - Wetting agent : en fr
  • AU299039A - Improvements in rectifiers for supplying DC. voltages froman AC. source to radio-receiving sets andthe like : en
  • CA388576A - Stoker conveyer : en fr
  • DE690783C - ei an arbitrarily selectable time value of the alternating voltage : de en
  • GB520902A - Improvements in or relating to fuel injection pumps or the like : en
  • US2199411A - Artificial structure and method for producing same : en
  • FR855412A - Electric timepiece : en fr
  • DE690899C - Sheet feeder : de en
  • US2199894A - Double door on pneumatic unloaders : en
  • US2200166A - Image analyzing and dissecting tube : en
  • US2199544A - Tabulating machine : en
  • US2199636A - Knitting machine : en
  • US2199409A - Compensating wheel mounting for vehicles : en
  • US2199448A - Brake lever : en
  • FR855486A - Process for the manufacture of siliceous bricks : en fr
  • GB521056A - Improvements in moulding parti-coloured articles : en
  • GB521071A - Improvements in water closets and the like : en
  • US2200075A - Hydraulic power drilling rig : en
  • DE690968C - Furnace grate : de en
  • CA388482A - Sanitary liquid dispenser : en fr
  • AT158683B - Steam generator. : de en
  • US2200078A - Electronic seam welding for high speed welding : en
  • US2199973A - Printing means : en
  • GB520961A - Improvements in or relating to tubular heat exchangers : en
  • US2200039A - Permanent magnet device for producing axially symmetrical magnetic fields : en
  • US2200133A - Method of and means for straightening out deformed automobile bodies and the like : en
  • DE690725C - Copy device, especially for payroll accounting : de en
  • DE690777C - Narrow back mechanism for letter folder : de en
  • US2199698A - Milk strainer : en
  • US2199579A - Tobacco feeding mechanism for cigarette making machines : en
  • FR855423A - Synchronized gearbox : en fr
  • GB521027A - Improvements in letter spacing mechanism for typewriting machines : en
  • DE690743C - Winch for picking up and setting down aircraft or the like in rough seas : de en
  • DE690920C - Electric rapid sterilizer for dental and medical instruments : de en
  • FR855417A - Process for thermally extracting metals from metal compounds : en fr
  • FR855370A - Machine for printing on fabrics or other similar applications and method of manufacturing this machine : en fr
  • US2199820A - Coupling circuits : en
  • USD120354S - Design foe. a billiard table : en
  • USD120437S - Design for a dress : en
  • DE690775C - calendar : de en
  • AT158734B - Device for limiting the cross-section of the discharge line of high-pressure accumulators. : de en
  • CA388486A - Shoe lace fastener : en fr
  • US2199952A - Railway traffic controlling apparatus : en
  • GB520920A - Improvements in metal rolling : en
  • FR855286A - Improved artificial fibers and their preparation process : en fr
  • FR855339A - Improved method of heating and furnace including application, intended for the heat treatment of objects made of glass or other material : en fr
  • FR855222A - Lightning or surge protection device : en fr
  • FR855397A - Hair-dryer : en fr
  • GB520947A - Improvements in processes for preparing printing blocks combining half-tone and lineeffects : en
  • US2199630A - Meter circuit protective means : en
  • US2199691A - Sulphuric acid recovery : en
  • GB521000A - Synchronising mechanism for multi-engined aircraft : en
  • GB520984A - Improvements in or relating to the propulsion of air and marine craft : en
  • DK57569C - Method and Apparatus for the manufacture of fungal products of rubber or a rubber-like substance. : da en
  • AT158728B - Elastic pad for sitting and lying down. : de en
  • US2200036A - Noise limiting circuit : en
  • GB520965A - Improvements in and relating to pile fabrics : en
  • GB520976A - Improvements in or relating to thermo-converters for measuring high frequency electric currents : en
  • US2199932A - Belt lacer : en
  • FR855450A - Lighting device allowing to concentrate part of the light on the useful plane and to diffuse the other part : en fr
  • GB520980A - Improvements in water and other liquid pumping devices : en
  • US2199632A - Air washer : en
  • US2200104A - Network relay adjusting device : en
  • US2200165A - Motor truck lime spreader : en
  • US2200199A - Internal combustion engine : en
  • AU218439A - Improvements in or relating tothe control of diesel andother internal-combustion engines : en
  • AT158718B - Edge filter. : de en
  • AU183939A - Improvements in or relating to heat treating apparatus and methods and heat treated articles : en
  • GB521091A - Improvements in or relating to combs : en
  • AU110444B2 - Improvements in or relating to tuning indicating circuit arrangements suitable for use in radio and like receivers : en
  • AU110486B2 - An improved construction and assembly arrangement of metallic chair base and chair legs : en
  • FR855485A - Bearing mounting piece for rolling mill rolls : en fr
  • FR855290A - Device for attaching reel magazines to film projection equipment : en fr
  • US2199442A - Foundation garment : en
  • US2200225A - Air conditioning system : en
  • CA388537A - Tobacco pouch : en fr
  • US2200018A - Process of polychrome photography : en
  • US2199547A - Record perforating device : en
  • US2200152A - Mechanical clearance regulator : en
  • US2200176A - Squeeze roll assembly : en
  • AT158738B - Motor vehicle. : de en
  • AU110482B2 - Improvements in or relating toa process forthe removal of carbon monoxide from mixtures with hydrogen : en
  • US2199578A - Garment : en
  • US2199811A - Process of making a top lift slab : en
  • USD120408S - Design for a candlestick or similar article : en
  • AT158666B - Aircraft deck. : de en
  • DE690955C - Air-cooled condensation system for turbine locomotives : de en
  • US2200128A - Control circuit : en
  • US2199524A - Vehicle lifting apparatus : en
  • US2200145A - Method of recovering spent filter clay : en
  • USD120473S - Design fob a jab : en
  • US2199400A - Fabric construction : en
  • AU182439A - Improvements in or relating to electron discharge device oscillation generators : en
  • AT158699B - Device for enlarging or reducing the film loop before or after the conveyor roller in cinematographic devices. : de en
  • US2199496A - Wire-drawing apparatus : en
  • USD120474S - Design for a pin clip : en
  • US2199439A - Valve : en
  • US2199664A - Container : en
  • USD120376S - Knitted textile fabric or similar article : en
  • FR855347A - Method and device for the transformation of energy : en fr
  • DE690796C - Reminder switch : de en
  • US2199830A - Punch, die, and press assembly : en
  • AT158740B - Motor vehicle. : de en
  • CA388500A - Engine piston : en fr
  • US2199394A - Light control system : en
  • AU110485B2 - Improvements in and connected with traffic signalling devices : en
  • USD120468S - Design fob a dress : en
  • US2199878A - Piece of ordnance : en
  • US2200177A - Mounting of axle springs in automobiles : en
  • US2200102A - Hat-crown retainer : en
  • GB521088A - Improvements in or relating to fountain pens : en
  • AU139139A - Improvements in, or relating to, the melting of aluminium or aluminium alloy, andother readily fusible metals and alloys : en
  • AU135339A - Improvements in or relating tothe manufacture of luminescent andother electro-optical translating substances : en
  • CA388509A - Grid bias control : en fr
  • AU110457B2 - Moulding compositions and products therefrom derived from substituted acrylic acid : en
  • US2199720A - Cosmetic applicator : en
  • US2199737A - Tank mounting : en
  • USD120374S - Design for a combined can carrier and display rack : en
  • FR855387A - Explosion-proof electric cable : en fr
  • GB520843A - Improvements relating to electric switching arrangements in organs : en
  • US2200031A - Ventilating building structure : en
  • US2200194A - Autopolisher : en
  • USD120389S - Textile fabric or similar article : en
  • US2200232A - Automobile heater : en
  • USD120450S - Design for a pin clip : en
  • US2199826A - Means for promoting combustion in oil burning appliances : en
  • US2199937A - Ski-binding device : en
  • USD120410S - Design fob a maternity dress : en
  • GB520932A - Improvements in and relating to spray guns particularly relating to the application of viscous materials : en
  • CA388505A - Electric frequency reducing system : en fr
  • US2199446A - Electrolytic condenser : en
  • US2200155A - Manufacture of wallboard having a cementitious core : en
  • US2199854A - Doughnut machine : en
  • US2199982A - Process for starting and balancing azeotropic distillation systems : en
  • US2199770A - Hopper for stokers and the like : en
  • FR855306A - Camber machine : en fr
  • GB520879A - Improvements in or relating to brakes for railway vehicle trucks and the like : en
  • GB520893A - Improved hanger for use in the storage and display of sheet articles : en
  • GB520987A - Improvements in tyres for vehicle wheels : en
  • DE690891C - Device for the production of electrically welded wire nets : de en
  • GB521016A - Improvements in pipe joints : en
  • DE690829C - Process for producing low-ash or ash-free coal-oil dispersions : de en
  • DE690882C - Auxiliary device for pulling out stem tubes : de en
  • DE690883C - Multi-line cylinder lock : de en
  • US2200024A - Soap dispenser : en
  • USD120346S - Design fob a handbag : en
  • DE690859C - Method for preventing warping when longitudinally welding together elongated bodies of different dimensions, in particular of two finished tubes of different diameters, and device for its implementation : de en
  • DE690910C - Blow box for air switch with arc extinguishing by magnetic blowing : de en
  • AU183739A - Improved vacuum-cleaner bag and method of manufacturing same : en
  • CA388589A - Textile material : en fr
  • CA388494A - Metal refining apparatus : en fr
  • DE690838C - Switching arrangement for over-travel safety devices with constant warning time : de en
  • GB521065A - Improvements in means for venting axle-boxes, bearing housings, gear-boxes and like casings or enclosures : en
  • USD120424S - Design for an annunciator chime : en
  • US2199582A - Reverse clutch : en
  • US2200023A - Ultra-high-frequency oscillation apparatus : en
  • DE690956C - Articulated car train : de en
  • DE690868C - Hay tedder : de en
  • US2199555A - Radio receiver : en
  • US2199697A - Method of concentrating radium bearing ores : en
  • US2199505A - Engine starter gearing : en
  • US2199788A - Comminutor : en
  • FR855267A - Counter device for machines intended for the manufacture of mesh fabrics : en fr
  • US2199423A - Internal combustion engine : en
  • US2199457A - Centerless grinder : en
  • FR855470A - Control system for land, sea and air vehicles : en fr
  • GB520846A - High frequency electric communication cables : en
  • USD120333S - Design for a golf club shaft or the like : en
  • DE690915C - Change in the transition resistance : de en
  • DE690834C - Hurricane lantern : de en
  • DE690939C - Hand tool for lapping hard material cutting edges : de en
  • GB520900A - Improvements in or relating to knitting machines and to loop transferring needles for use therein : en
  • GR8989B - EXPORTERS QUICKLY EXPORTING THE VALUE OF DAILY, RESERVATIONS, BALANCE OF PAYMENTS ETC. : el en
  • FR855220A - Improvements to workpiece stops for automatic machine tools : en fr
  • GB521012A - Improvements in heavy alloys and in methods of shaping them : en
  • GB520981A - Improvements in or relating to electric fittings having spring loaded plunger contacts : en
  • GB520985A - Manufacture of thermoplastic rubber materials : en
  • DE690864C - Compressed air operated molding machine with plunger : de en
  • DE690875C - Method and device for crushing particularly hard rock : de en
  • DK57563C - Electric Discharge Tube with Photocathode and Grid-shaped Secondary Emission Electrodes. : da en
  • GB520907A - Improvements in or relating to the dispensing of beer on draught : en
  • GB520927A - Improvements relating to filtering : en
  • GB520884A - Improvements in gun-turrets for aircraft : en
  • DE690776C - Folder, especially narrow back folder, with swingable folding handle : de en
  • DE690792C - Insoluble anode for electrodeposition processes : de en
  • US2199601A - Motor control system : en
  • US2200196A - Stabilizing device : en
  • DE690865C - vacuum cleaner : de en
  • US2199482A - Air compressor : en
  • DE690850C - Putty-free base attachment of incandescent lamps by means of two retaining strips that penetrate into indentations in the neck of the vessel : de en
  • US2199819A - Aerial navigation means : en
  • US2199966A - Hydraulic actuator for steering mechanisms, etc. : en
  • US2199961A - Coke oven fuel distribution : en
  • FR855442A - Electrolytic capacitor comprising a cylinder-shaped anode and a cathode body disposed therein : en fr
  • US2200118A - Air conditioning system : en
  • FR855300A - Tension device for heavily twisted threads : en fr
  • FR855463A - Improvements in the transmission of electrical signals having a direct current component : en fr
  • GB520969A - Fire-extinguishing device : en
  • GB520848A - Improvements in gun mountings more particularly intended for aircraft : en
  • GB520906A - A new or improved working liquid for hydraulic apparatus : en
  • AT158675B - Nettle stem peeling machine with two endless peeling cloths rotating at different speeds. : de en
  • FR855307A - Improvements to remote control devices using flexible cables : en fr
  • USD120448S - Design fob a pin clip : en
  • DK57574C - Control device for Fuel Injection Pumps for Internal Combustion Engines. : da en
  • US2199413A - Refrigerating unit : en
  • US2200071A - Reciprocating hydraulic motor : en
  • FR855253A - Toothbrush : en fr
  • GB521048A - A lining for eddy current furnaces and method of producing same : en
  • DE690781C - atic hydroxyl compounds : de en
  • DE690953C - Condenser for refrigeration machines : de en
  • US2199387A - Thermostatic switch : en
  • US2199798A - Refrigerating apparatus : en
  • US2200147A - Purse : en
  • DE690950C - eugen : de en
  • DE690961C - Starting of multi-phase alternating current machines excited with alternating current or direct current : de en
  • US2199864A - Press brake : en
  • FR855262A - Process for the preparation of optically active menthones and menthols : en fr
  • FR855418A - Landing gear for air navigation vehicles : en fr
  • US2200019A - Hand guard : en
  • GB521077A - Improvements in or relating to electron discharge devices : en
  • GB521028A - Improvements in or relating to television and like systems : en
  • DE690724C - n Print head with two print pads and a list indexing device : de en
  • FR855248A - Valve distributor for gas meter : en fr
  • FR855251A - Improvements to centrifugal pumps : en fr
  • FR855369A - Electromagnetic contact device for charge regulators and switches of vehicle electrical installations : en fr
  • FR855456A - Feeler wheel for duckweeds : en fr
  • FR855492A - Control device for household and kitchen appliances : en fr
  • GB520966A - Improvements in or relating to methods of and means for moistening pulverulent substances : en
  • DE690729C - Circuit arrangement for transmitters in which the carrier frequency amplitude is changed according to a direct voltage derived from the modulation amplitudes : de en
  • US2199427A - Headdress : en
  • DE690780C - Vessel with agitator : de en
  • FR855229A - Wire guide drum : en fr
  • US2199508A - Vibrator : en
  • US2199994A - Vacuum distillation : en
  • US2200032A - Food cutting and pressing machine : en
  • USD120343S - Rack for kitchen utensils or the like : en
  • US2199868A - Manufacture of thick-soled or platform shoes : en
  • DK57560C - Procedure for the production of tungsten-shaped incandescent filament lamps for electric incandescent lamps for general lighting purposes, in particular flat-core double coils and flat-core double coils. : da en
  • US2199516A - Jar vise : en
  • FR855298A - Folding table for sickbed and other applications : en fr
  • DE690762C - Spray gun : de en
  • DK57558C - Coupling device for Main and Auxiliary steam inlet valves for reusable piston steam engines. : da en
  • GB520916A - Improvements relating to containers suitable for retail distribution of perishable food stuffs : en
  • FR855309A - Improvements to electrical switches of the pear type, push button and the like : en fr
  • US2199546A - Synchronous communication system : en
  • US2200093A - Pipe wrench : en
  • USD120366S - Design for a safety latch for automobile doors : en
  • US2199485A - Food storage : en
  • FR855208A - Tube for electrical conduits intended to be placed under wall coverings, partitions or other : en fr
  • US2199731A - Cabinet : en
  • US2200004A - Azo compounds and process for coloring therewith : en
  • DE690811C - Gas generator for gasifying solid, slag-forming fuels : de en
  • DE690785C - Electrical switching device with stabilized liquid level : de en
  • FR855303A - Device for the rapid opening of electric arc furnaces : en fr
  • US2199965A - Body vibrator : en
  • FR855356A - High frequency conductor, in particular inner conductor of high frequency concentric cables : en fr
  • CA388473A - Hair pin : en fr
  • CA388592A - Textile material : en fr
  • CA388595A - Lather dispenser : en fr
  • DE690842C - Fixing of insulators on supports : de en
  • DE690870C - Control for the tines of drum tedders : de en
  • FR855211A - Delayed automatic volume control device : en fr
  • US2199568A - Manufacture of 1-methyl-4-chloro-5-hydroxynaphthalene-11-sulphonic acid : en
  • US2199857A - Flash lamp : en
  • GB520923A - Levelling system for vehicles : en
  • DE690937C - Direction indicators for vehicles : de en
  • US2199539A - Washing machine basket : en
  • US2199655A - True-motion connecting rod : en
  • US2200035A - Food chopper : en
  • US2200230A - Armored motor car or tank : en
  • US2200070A - Electrical contactor : en
  • DE690969C - Gas cleaner filled with cleaning compound : de en
  • DE690837C - Device for cleaning the surface of heating pipes arranged in groups : de en
  • US2199806A - Wetting : en
  • FR855394A - Process and installation for the purification of oils and other liquids : en fr
  • DE690982C - Drive and braking device for the steering wheels of a two-axle tractor with all-wheel drive : de en
  • US2200178A - Production of composite castings : en
  • IE15876L - Coating iron articles with chromium etc : en
  • US2200017A - Lawn sprinkler : en
  • US2199532A - Shunt wire fastener : en
  • US2199558A - Ground potential compensator : en
  • US2199598A - Casting apparatus : en
  • US2199675A - Drain : en
  • US2200052A - Couch : en
  • USD120428S - Design for a dress : en
  • USD120394S - Design for a shoe or similar article : en
  • FR855246A - Electro-mechanical fuel-saving system for vehicles with internal combustion engines : en fr
  • GB520892A - Improvements relating to ash-extractors for boiler furnaces : en
  • US2200236A - Tobacco pipe : en
  • DE690929C - Device for making fluoroscopic and reflective copies : de en
  • DK57570C - Procedure for the Regeneration of Oxidious Waste Produced by Smelting. : da en
  • FR855383A - Remote control system for rotational speed adjustment device : en fr
  • CA388530A - Rubber preserving method : en fr
  • IE15838L - Conveying articles through furnaces. : en
  • US2199758A - Shoelace fastener : en
  • FR855372A - Receiver mounting of t. s. f. superheterodyne with manual or automatic selectivity adjustment : en fr
  • US2199776A - Water-soluble condensation product and its manufacture : en
  • US2199626A - Circuit breaker : en
  • US2200079A - Drinking fountain bubbler : en
  • US2199450A - Garment : en
  • US2199928A - Rotary extractor : en
  • AU110449B2 - Improvements in rectifiers for supplying voltage to pentode and like valves : en
  • DE1485203U - Cleaning device for the floor, the walls, the ceiling and for windows, furniture and the like : de en
  • US2200013A - Vehicle control mechanism : en
  • CA388487A - Flexible beam wheel suspension : en fr
  • CA388495A - Printing machine : en fr
  • US2199926A - Resilient slip joint : en
  • USD120406S - Design fob a dkess ensemble : en
  • US2199449A - Production of warp knitted fabrics : en
  • US2199787A - Receptacle cover : en
  • USPP388P - moilvaine : en
  • US2199459A - Apparatus for cleaning bottles : en
  • US2199404A - Sound locator apparatus : en
  • US2199434A - Decorative device : en
  • US2199828A - Process for stabilizing organic heavy metal salts : en
  • FR855374A - Apparatus for making openings for sunken rivets in thin sheets : en fr
  • US2199956A - Mercury vapor glow lamp : en
  • US2199610A - Match book cover : en
  • US2200201A - Listing machine : en
  • USD120381S - Design for a bkooch or similar article : en
  • AU110472B2 - Improvements in thermionic rectifiers feeding secondary emission electron multipliers : en
  • US2199703A - Street sweeper : en
  • US2199470A - Pusher car : en
  • US2199657A - Dispensing package : en
  • US2199392A - Vehicle : en
  • US2199906A - Wringer : en
  • US2200191A - Method of drying stockings : en
  • US2200222A - Refrigerating apparatus : en
  • US2199592A - Infusion apparatus : en
  • CA388498A - Plate heat exchanger : en fr
  • DE690737C - r Staebchens elongated luminous bodies : de en
  • CA388584A - Vulcanizer tire support : en fr
  • FR855218A - Gasifier : en fr
  • DK57577C - Device for Footwear and Gloves. : da en
  • CA388567A - Vacuum tube getter : en fr
  • DE690727C - Method and device for generating a protective furnace gas that is as free of water vapor as possible, especially for bright annealing purposes : de en
  • US2199391A - Process of gold refining : en
  • US2200037A - Automatic volume control circuit : en
  • AT158722B - Knitting needles, especially for picking up drop stitches. : de en
  • AU185539A - A process and apparatus for obtaining metallic magnesium from oxidic magnesium compounds by reduction with carbon : en
  • US2199491A - Friction gear transmission : en
  • US2200003A - Transmission for automatic tuners : en
  • USD120443S - Design for a dress : en
  • USD120465S - Design for a dress : en
  • US2199454A - Means for preheating oil for oil burners : en
  • US2199948A - Musical instrument : en
  • DK57571C - Apparatus for conveying band-shaped sound carriers at a constant speed. : da en
  • DE690944C - Process for the production of Sorel cement (magnesium oxychloride cement) : de en
  • FR855289A - Automatic dosing and filling machine : en fr
  • GB520869A - Improvements in window pelmets : en
  • FR855266A - Automatic coupling of vehicles, in particular for mining wagons : en fr
  • US2199719A - Game : en
  • US2199775A - Sequential controller : en
  • US2200206A - Educational device : en
  • USD120472S - Design for a signal device : en
  • GB521081A - Improvements in and relating to valve gears for steam engines : en
  • FR855426A - Device for assembling demountable molds for molding plastics : en fr
  • GB521022A - Improved wheel dressing apparatus for form-grinding operations : en
  • US2199530A - Measuring harness : en
  • US2199949A - Mortician's clamp : en
  • CA388536A - Oil extraction apparatus : en fr
  • US2200045A - Ventilator : en
  • AT158681B - Device for controlling the air intake of furnaces. : de en
  • DE690889C - Equipment on presses, punching machines or similar machines for trimming the end and beginning of successively fed material strips : de en
  • US2199769A - Measuring apparatus : en
  • CA388519A - Frequency mixing and modulating circuit : en fr
  • CA388516A - Tobacco pouch : en fr
  • CA388574A - Railway car roof hatch frame : en fr
  • AU242739A - Improvements in animal traps : en
  • US2199805A - Mechanical movement for chenille, embroidery, and other machines : en
  • US2199645A - Timing device : en
  • US2199766A - Safety device for presses : en
  • US2199477A - Releasing device for electric switches : en
  • US2200014A - Ventilator hood : en
  • GB520889A - Improvements in the manufacture of synthetic mineral products : en
  • US2199398A - Process of sulphation : en
  • AU110452B2 - Improvements in and relating to processes for manufacturing insulated products inthe form of powder : en
  • USRE21443E - Air impeller : en
  • US2199651A - Sewer sweep : en
  • US2199738A - Tool joint for drill stems : en
  • FR855213A - Automatic blade clamp guide for mower blades : en fr
  • FR855233A - Frame for doors, windows or similar openings : en fr
  • FR855308A - Dryer for laundry and the like : en fr
  • US2199732A - Stopper for thermos bottles : en
  • US2199764A - Film marking apparatus : en
  • US2200082A - Connector : en
  • US2199999A - Friction clutch : en
  • US2199726A - Hand piece for power driven tools : en
  • US2199742A - Roller towel cabinet construction : en
  • US2199780A - Imidazolines containing sulphuric acid radicals and process of preparing them : en
  • US2199833A - Nail driver : en
  • GB520887A - A method of and apparatus for treating whale carcasses to prevent decay : en
  • GB520994A - Improvements relating to retractable undercarriages for aircraft : en
  • USD120436S - Design for a pin ob the like : en
  • AT158725B - Overtaking signal system for motor vehicles. : de en
  • US2199887A - Method of preparing grained confections : en
  • US2199985A - Desk lamp : en
  • US2200047A - Fastening device : en
  • US2200073A - Electrical transmission system : en
  • AT158676B - Process for the removal and wet treatment of the strips of nettle bark that have been detached from the stems. : de en
  • US2199431A - Telephone signaling system : en
  • US2199877A - Receptacle for tooth paste : en
  • FR855260A - Improvements to power supply devices for electric discharge tubes or lamps : en fr
  • US2200114A - Combined lamp and mirror structures : en
  • USD120358S - Design fob a food mixer : en
  • US2200132A - Pressing table : en
  • AT158743B - Process for vulcanizing rubber-metal components. : de en
  • US2199777A - Liquid fuel burner : en
  • DE690900C - Power-driven switching device for typewriters or the like. : de en
  • GB520929A - Improvements connected with the use of signal pistols on air-craft and other rapidly moving vehicles : en
  • US2199886A - Structural steel vehicle body : en
  • CA388493A - Siderite processing : en fr
  • US2200016A - Cover mechanism : en
  • DE690963C - Putty-free base attachment to electric light bulbs : de en
  • CA388602A - Pressure feed pencil : en fr
  • USD120392S - Radio cabinet or similar article : en
  • US2199678A - Transmission mechanism : en
  • GB520875A - Improvements in rotary piston compressors : en
  • DE690978C - Method and device for the artificial drying of fodder plants : de en
  • US2200026A - Scrubbing device : en
  • US2199560A - Electric plug : en
  • US2200066A - Gas producer of the rotary grate type : en
  • DE690894C - Process for the production of hydrogen peroxide : de en
  • GB521062A - Indexing device for machines for grinding gear-wheels : en
  • US2200197A - Method and apparatus for liquid treatment of rayon : en
  • GR8990B - MEANS OF DEFENSE OF THE SOLDIERS AGAINST ANY MISSIONS AND DESTRUCTIONS OF BULLETS, GERMBOMETS ETC. : el en
  • US2199822A - Apparatus for marking leather, textile, or paper fabrics, or other suitable material : en
  • USD120446S - Design fob a pin or the ijke : en
  • AT158651B - Process for the production of densely sintered shaped bodies, which mainly consist of amorphous silica. : de en
  • AT158663B - Method and device for filling sausages. : de en
  • US2199395A - Make-up cap : en
  • US2199481A - Tank support : en
  • USRE21442E - Cash register and accounting : en
  • CA388561A - Phototube : en fr
  • US2200094A - Water cooled capacitor : en
  • FR855414A - Improvements to coumarans and chromania and process for preparing them : en fr
  • AU110443B2 - Improvements in or relating to electrode supporting means in electron discharge tubes : en
  • US2199861A - Antifriction fishing rod tip : en
  • AU110479B2 - Improvements in or relating tothe manufacture of luminescent andother electro-optical translating substances : en
  • CA388579A - Double-acting ratchet mechanism : en fr
  • US2199896A - Springing arrangement : en
  • US2200198A - Vacuum pump : en
  • US2200149A - Seal : en
  • USD120380S - Design for a clock : en
  • USD120395S - Battery tank or similar article : en
  • US2199735A - Packing gland : en
  • US2199628A - Door closer : en
  • USD120357S - Design for a spectacle front : en
  • US2199618A - Hay cutting saw : en
  • FR855247A - Product for direct or indirect agricultural use and process for manufacturing it : en fr
  • US2199616A - Creel : en
  • US2199529A - Lehr belt and method of making the same : en
  • US2199875A - ubrogden : en
  • US2200054A - Ligature for reed instruments : en
  • US2200168A - Reflector device for indicating the position of a car : en
  • AU110438B2 - Improvements in or relating to electro-magnetic transmission wave systems : en
  • US2199939A - Irrigating pipe coupling : en
  • US2199646A - Parking meter : en
  • US2200134A - Process for producing shrinkage effects in textiles : en
  • DE683842C - Mashing process : de en
  • US2199452A - Compressor valve assembly : en
  • US2199518A - Fence : en
  • US2199696A - Process for the recovery of uranium and vanadium from carnotite ores : en
  • AU110462B2 - Improvements in or relating to electrical condensers : en
  • CA388504A - Electrical accounting system : en fr
  • US2199428A - Textile product : en
  • US2200020A - Loading, hauling, and dumping apparatus : en
  • US2200048A - Television system : en
  • USD120344S - Design fob a doll : en
  • USPP392P - Chrysanthemum plant : en
  • US2199783A - Combustion device : en
  • AT158674B - Pantograph. : de en
  • AU143739A - Improvements in and relating to sliding and folding shutters casements, louvre blinds, andthe like : en
  • FR855223A - Card holder : en fr
  • FR855268A - adjustable electrical mounting element, e.g. adjustable resistor, rotating variable capacitor or other similar device : en fr
  • FR855410A - Projector for sound films : en fr
  • FR855371A - Improvements in glass-to-metal sealing methods : en fr
  • GB521004A - Improvements in or relating to selector switch banks : en
  • CA388479A - Liquid fuel tank : en fr
  • US2199799A - Addition products of thiophenols and acrylic acid esters : en
  • US2199817A - Preservation of biologically active substances : en
  • AU110445B2 - Improvements in or relating to electrode supporting means in electron discharge tubes : en
  • AU110461B2 - Improvements in animal traps : en
  • AU287439A - Process forthe production of tin oxide (stannic oxide : en
  • US2199681A - Airplane : en
  • US2199897A - Pole mounting : en
  • CA388480A - Concrete placing apparatus : en fr
  • AU135939A - A stabilizer for use on motor vehicles : en
  • CA388524A - Spindle and band for duplicating machines : en fr
  • FR855440A - N-Alkyl-omega-sulfonic acids belonging to the anthraquinonic series and process for preparing these acids : en fr
  • FR855487A - Automatic switch for air compressor : en fr
  • FR855295A - Improvements relating to traffic control devices on railway tracks : en fr
  • FR855367A - Method and apparatus for winding a web of material : en fr
  • GB520830A - Improvements in or relating to closing mechanism for electric circuit-breakers : en
  • USD120449S - Design for a pin clip : en
  • DE690768C - Split wrench : de en
  • US2200029A - Can perforator : en
  • USPP386P - horvath : en
  • USRE21445E - Box-forming machine : en
  • US2199959A - Stereoscopic apparatus : en
  • GB520942A - Improvements in glass-to-metal seals : en
  • GB521072A - Improvements in or relating to automobile trailers : en
  • FR855416A - Methods and apparatus for transmitting and receiving telegraph signals : en fr
  • GB520928A - Improvements in or relating to brakes : en
  • FR855424A - Improvements in the preparation of foam-producing substances : en fr
  • DE690877C - Gear for controlling the filling and emptying organs on permanent hot holders : de en
  • US2199613A - Lock-actuating structure : en
  • US2200095A - Photographic device for vacuum apparatus : en
  • FR855232A - Injection molding machine for molding plastic materials : en fr
  • GB521078A - An improved lens mount construction : en
  • GR8988B - AUTOMATIC LINEER AFTER A BUNCH OF PHONOGRAPHIC DISCS ORDERED ON THE FLOOR PLATE. : el en
  • GB521084A - Improvements in electric storage batteries : en
  • AT158717B - Rectifying, washing and reaction column trays. : de en
  • US2199600A - Motor control system : en
  • US2199837A - Catalyst regeneration : en
  • FR855389A - Advanced tiles, slabs and tiles and coverings made with such elements : en fr
  • GB521045A - Improvements in accumulator batteries, particularly for motor vehicles : en
  • DE690952C - Promotion of the growth of taller plants : de en
  • GB521082A - Improvements relating to hosiery : en
  • FR855238A - Process for producing emulsions, mainly for sizing paper : en fr
  • FR855225A - Reciprocating sawing machine : en fr
  • FR855428A - Method for quenching non-alloy carbon steel gears and gears obtained by this method : en fr
  • US2199465A - Pattern controlled milling machine : en
  • DE690774C - Cap for all types of tear-off blocks : de en
  • FR855449A - Plier-shaped stapling device : en fr
  • CA388499A - Bucket pin locking means : en fr
  • CA388594A - Fastener : en fr
  • DE690932C - Airplane wing consisting of spar and wing front and end parts : de en
  • FR855203A - Prismatic ingot intended to be punched in the press and device for calibrating this ingot : en fr
  • GB520851A - Improvements in or relating to gas- or vapour-filled electric discharge devices : en
  • DE690754C - razor : de en
  • FR855269A - Lubricating device for shaft with eccentric : en fr
  • FR855375A - Regular size umbrella frame can be shortened : en fr
  • US2199747A - Method of washing venetian blinds : en
  • US2200157A - Hydraulic transmission gear : en
  • USD120467S - Design fob a dress : en
  • DE690849C - Three-phase transformer controllable by magnetic shunt : de en
  • USPP394P - Rose plant : en
  • FR855411A - Improvements to open end skirt type pistons : en fr
  • CA388513A - Synthetic resin : en fr
  • FR855342A - Device intended to ensure a constant, adjustable flow of a liquid whatever the level of this liquid in the device : en fr
  • US2199907A - Springing for railway trucks : en
  • US2199968A - Pin ticket : en
  • US2199710A - Composition of matter and method of making same : en
  • US2199954A - Agricultural implement : en
  • AT158735B - Process for clarifying molasses by centrifugal action. : de en
  • US2199665A - Apparatus for charging siphon bottles : en
  • FR855376A - Improvements made to 16-cylinder v-shaped internal combustion engines with reduction gear, particularly intended for aviation : en fr
  • US2199467A - Automobile hood latch : en
  • US2199617A - Wind switch : en
  • US2199650A - Heater unit : en
  • FR855274A - Chuck with elastic clamping sleeve : en fr
  • US2199548A - Accounting machine : en
  • US2199581A - Lens mounting tool : en
  • DE673246C - Pest control : de en
  • AU183839A - Improvements in or relating to the treatment of aluminium and aluminium base alloy surfaces : en
  • IT380314B - : it
  • FR855437A - Improvements to closed anode circuit oscillators : en fr
  • US2199523A - Clutch with hydraulically compressed disks : en
  • DE690934C - Trailer coupling for vehicles : de en
  • US2199941A - Trolley frog and approach end : en
  • USD120423S - Design for an annunciator chime : en
  • US2199818A - Trick device : en
  • GB520909A - Improvements relating to exercising or amusement apparatus or toys : en
  • DE690893C - : de en
  • DE690906C - Device for winding or stranding coils on elongated bodies, in particular coils of insulating material on electrical conductor wires : de en
  • AU131339A - Improvements in and relating to processes for manufacturing insulated products inthe form of powder : en
  • DE690828C - Process for producing a durable coating on old and new walls, concrete structures and the like. like : de en
  • FR855345A - Trailer inertia braking system and its applications : en fr
  • US2199527A - Can : en
  • US2199570A - Relay : en
  • US2199923A - Phonograph needle : en
  • GB520949A - Improvements in or relating to power supply apparatus : en
  • IE15785L - Pasteurisation of liquids : en
  • DE690930C - Marriage breathing apparatus with lung-controlled oxygen supply : de en
  • AT158701B - Shell bracket for iron pit support. : de en
  • US2199502A - Method of making axle housings : en
  • DE690847C - Fuse with main and secondary fusible link : de en
  • FR855366A - Photographic bath, containing hydrochloric acid, for obtaining color images : en fr
  • GB520946A - Improvements in and relating to drums, cans, kegs and like sheet metal containers : en
  • US2199911A - Electric steam iron : en
  • US2200053A - Counting chamber : en
  • GB520908A - Improvements in or relating to optical projection apparatus : en
  • GB521013A - Improvements in or relating to skip winding in mines : en
  • US2200067A - Revolving reflector light : en
  • US2199844A - Douche appliance : en
  • DE690766C - Machine for automatic trimming of ceramic plates : de en
  • DE690924C - Mobile device for cleaning the embankment of drainage ditches : de en
  • US2199390A - Electrical precipitation : en
  • US2199507A - Dumping conveyance : en
  • US2199542A - Sensitizing silver halide emulsions : en
  • US2199656A - Multiplying machine : en
  • FR855415A - Suction nozzle for vacuum cleaning devices : en fr
  • CA388503A - Flotation agent and ore concentration : en fr
  • US2200233A - Surge responsive device : en
  • FR855224A - Reciprocating saw : en fr
  • DE690742C - Device for diagonal cutting of endless artificial fiber bands : de en
  • DE690830C - Process for producing low-ash or ash-free coal-oil dispersions : de en
  • GB520870A - Improvement in recovery of plastic materials : en
  • GB520911A - Improvement in round corners for use in cabinet work : en
  • AU195839A - Improvements relating to oil burners : en
  • GB521005A - Improvements in or relating to teleprinter exchange systems : en
  • GB520874A - Improvements in or relating to fluid pressure brakes for vehicle trailers : en
  • US2199809A - Bolt head construction : en
  • GB520857A - Improvements relating to darts and their manufacture : en
  • US2199538A - Constant level chamber : en
  • US2199778A - Glove pressing machine : en
  • US2200167A - Indicator for night driving of automobiles : en
  • GB520935A - Improvements in and relating to sedimentation apparatus : en
  • DE690831C - Process for the production of low-ash or ash-free coal-oil dispersions : de en
  • FR855373A - Microscope for examining the constitution of body surfaces by means of optical intersection : en fr
  • GB520898A - Manufacture of cyclopentanopolyhydrophenanthrene derivatives : en
  • FR855495A - Steam generator : en fr
  • GB521087A - Improvements relating to adjustable tables, bookrests and like articles of furniture : en
  • FR855465A - Apparatus for centrifugal casting : en fr
  • FR855340A - Method of manufacturing valves with a hub offset from the body : en fr
  • FR855333A - Receiver improvements, especially for ultra-short waves : en fr
  • DE690757C - Relay circuit for a playback system that works with different signal sources : de en
  • DE690733C - Multi-phase liquid starter with a common grounded metal tank : de en
  • US2199810A - Woven resistor : en
  • US2199492A - Machine for separating shoes from lasts : en
  • FR855270A - Process for converting carbon monoxide with hydrogen into hydrocarbons having more than one carbon atom in the molecule : en fr
  • GB521054A - Improvements in or relating to change speed mechanism : en
  • US2199629A - Combination harvester-thresher : en
  • US2200061A - Waste disposal unit : en
  • US2200058A - Articulator : en
  • FR855292A - New bag clasp and assembly process : en fr
  • GB521058A - Improvements in or relating to fishing or trawling gear : en
  • US2200200A - Container : en
  • USD120452S - Design for a brooch or similar article : en
  • FR855228A - Bobbin winding device : en fr
  • FR855488A - Cylinder head for internal combustion engines : en fr
  • DE690960C - Method for connecting a three-phase generator to one or more generators in one, in particular for electric ship propulsion systems : de en
  • GB520882A - Improvements in and relating to amplifier circuits : en
  • USD120466S - Design for a dress : en
  • US2199863A - Crane brake : en
  • US2200188A - Railway signaling apparatus : en
  • DE690795C - Vehicle wheel with removable rim : de en
  • DE690923C - Pendulum hammer : de en
  • US2199382A - Seat construction : en
  • US2200202A - Centrifugal machine for the separation of solid and liquid materials : en
  • FR855395A - Electric discharge tube filled with vapor or gas : en fr
  • GB520921A - Improvements in or relating to motor trucks having radial axle guiding structures : en
  • GB520963A - Improvements in or relating to wrenches, spanners and like gripping tools for effecting rotation of a workpiece : en
  • US2199643A - Suction cleaner nozzle and adjustable brush therefor : en
  • US2200137A - Machine for cutting, lifting, and conveying peat sods : en
  • AT158705B - Iron pit stamp. : de en
  • AU110455B2 - Improvements in or relating to the treatment of aluminium and aluminium base alloy surfaces : en
  • US2200161A - Projector framing device : en
  • DE690857C - Cast iron electric hotplate : de en
  • FR855364A - Improvements to multiple machine tools : en fr
  • FR855357A - Apparatus for squeezing out water from relocating tea towels : en fr
  • GB520865A - Improvements in or relating to a pre-flight plan and navigation log for use in aerial navigation : en
  • GB521021A - Improvements relating to refuse consuming furnaces : en
  • GB521001A - Apparatus for forming or dressing grinding wheels for use in form-grinding operations : en
  • CA388484A - Separable fastener slider manufacture : en fr
  • US2199381A - Elliptic spring : en
  • US2199979A - Process of vulcanizing rubber : en
  • AT158700B - Device for eliminating secondary pictures in stereo recording and playback using the double-picture method. : de en
  • USD120377S - Design for a textile fabric : en
  • AU110441B2 - Improvements in or relating to electron discharge device oscillation generators : en
  • US2199649A - Compaction machine : en
  • DE690730C - Circuit arrangement for radio sets with changing the bandwidth : de en
  • US2199990A - Signal flare : en
  • US2199950A - Piston : en
  • US2199919A - Lawn mower : en
  • DE690744C - Water heater : de en
  • US2199554A - Dump car : en
  • US2199943A - Slicing-machine slice-stacking mechanism : en
  • USD120399S - Design fob a shoe : en
  • US2199388A - Thermostatic device : en
  • US2199602A - Method of forming tubes : en
  • US2199648A - Machine for slitting and trimming plastic webs : en
  • AT158706B - Optical system for headlights. : de en
  • US2199436A - Method of producing wall brackets or hold-fasts : en
  • US2200111A - Dispensing paper package : en
  • USD120350S - Design for a bird feeder : en
  • US2199754A - Powder container and dispenser : en
  • US2199972A - Circumorbital cutting tool : en
  • US2199993A - Change speed system : en
  • USD120454S - Design for a brooch or similar article : en
  • US2199574A - Traffic signal system : en
  • US2199659A - Power take-off for automobiles : en
  • GB520975A - Improvements in paper-feeding mechanism for tabulating machines : en
  • GB521070A - Process for the conversion of hydrocarbon oils : en
  • US2199488A - Combine harvester : en
  • US2199716A - Military hat box : en
  • CA388601A - Interchangeable lead pencil : en fr
  • CA388585A - Rubber vulcanization : en fr
  • US2200141A - Bearings, especially for weighing machines : en
  • AU185339A - Improvements in or relating to tuning indicating circuit arrangements suitable for use in radio and like receivers : en
  • US2199557A - Manufacture of pigmented coating compositions : en
  • US2200083A - Control system : en
  • FR855219A - bituminous emulsions : en fr
  • US2199715A - Filter for the photography and projection of colored pictures : en
  • US2199849A - Multiple drum centrifugal : en
  • USD120345S - Combined comb and brush or similar article : en
  • AT158671B - Flexible storage of internal combustion engines in vehicle frames. : de en
  • FR855221A - Profiler or transverse carriage mechanism for automatic metalworking machines : en fr
  • FR855255A - Soft remote control for toys : en fr
  • FR855469A - Control systems and devices for land, sea or air vehicles : en fr
  • US2200125A - Electrical contact means : en
  • US2199736A - Apparatus for treating coiled strip material : en
  • FR855304A - Method and device for renewing tracks : en fr
  • FR855323A - Switching device for radio telegraphy or telephony transmitting stations comprising several transmitters and several antennas : en fr
  • US2200139A - Process for recovery of metals from alloys and metallurgical residues : en
  • AU110466B2 - Improvements relating tothe production of powders from natural or artificial silk : en
  • CA388492A - Tamper-proof container device : en fr
  • US2199562A - Window construction : en
  • AT158689B - Air foam generator. : de en
  • DE690946C - Device for grinding the cutting knife on double-weave looms : de en
  • GR8992B - MEDIUM REPLACEMENT OF PEPPER. : el en
  • CA388488A - Milk bottle stopper and pouring device : en fr
  • CA388596A - Clip for wall boards : en fr
  • US2200090A - Shorts : en
  • USD120352S - Design for a ring or similar article : en
  • DE690940C - Frame strips : de en
  • US2199506A - Trimming machine : en
  • US2199515A - Loom : en
  • US2199702A - Method of broadcasting : en
  • AT158702B - Wedge block for hiking piers or pit stamps. : de en
  • CA388543A - Inhibited detergent composition : en fr
  • FR855406A - Azo dyes and process for obtaining them : en fr
  • AT158697B - Lens holder for cinema equipment. : de en
  • AT158748B - Inhaler with constant flow of oxygen. : de en
  • CA388542A - Inhibited detergent composition : en fr
  • US2199543A - Telephone system : en
  • US2199971A - Aircraft gun mount and swingable enclosure therefor : en
  • USD120416S - Design for a sweater or similar article : en
  • US2200022A - Matrix assembler for typographical machines : en
  • DE682726C - Straw feed rake for reciprocating piston press : de en
  • FR855281A - Improvements in processes for obtaining copies of trichromatic images for color photography or cinematography : en fr
  • US2199677A - Liquid level alarm : en
  • DE690789C - Device for creating permanent hair waves by means of steep winding : de en
  • US2199608A - Electronic television transmitter : en
  • US2199438A - Electron discharge device : en
  • US2200143A - Venetian blind : en
  • GB521018A - Improvements in and relating to rock and like drills : en
  • US2199385A - Composition of matter : en
  • US2199930A - Art of refining hydrocarbon oils : en
  • US2199958A - Hoisting sling : en
  • USD120405S - Design for a dress ensemble : en
  • US2199386A - Granular article containing cellulose ethers and shellac : en
  • US2199522A - Sugar sirup : en
  • US2199931A - Art of refining hydrocarbon oils : en
  • US2199685A - Tweezers : en
  • US2199521A - Contrivance for treating materials within a gas atmosphere of increased pressure : en
  • US2199647A - Pipe connection and sealing member : en
  • US2199389A - Nitro-salicylidene compounds : en
  • US2199486A - Refrigerating apparatus : en
  • US2200011A - Mattress : en
  • FR855368A - Device for raising and lowering a flexible hose shower : en fr
  • FR855445A - Transmitting device producing a plane of direction by alternating emission of radiations from different directions and with mutual overlap : en fr
  • US2199444A - Ski binding : en
  • US2199421A - Marking mechanism for seed planters : en
  • US2199476A - Carton : en
  • US2199550A - Process and apparatus for handling elastic filaments : en
  • US2199679A - Stapling machine : en
  • USD120335S - Design for a safe or similar article : en
  • US2199695A - Anhydrous lubricant : en
  • US2200123A - Admission ticket checking and dispensing apparatus : en
  • FR855363A - Load stabilizer for modulation system : en fr
  • AT158729B - Electric heater. : de en
  • FR855237A - Portable device for reproducing photographs : en fr
  • FR855379A - Curler enhancements : en fr
  • GB520839A - Method and apparatus for treating gases with liquids : en
  • DE690761C - on pipes : de en
  • US2200151A - Seal construction : en
  • FR855245A - Protective cap mask against aerotoxic and bacteriological perils by spraying chemical liquid and filter moistened by capillary action : en fr
  • FR855441A - Electric discharge tube : en fr
  • GB521046A - Improvements in and relating to paper and like bags : en
  • FR855331A - Foot-operated receptacle : en fr
  • FR855433A - Envelope for vacuum cleaning devices : en fr
  • GB520936A - Improvements in supports for electric lighting fittings : en
  • FR855311A - Improvements to reversible extinguishers : en fr
  • DE690825C - Method and device for the production of artificial sausage casings : de en
  • GB520867A - Improvements in folding crates : en
  • GB521010A - Improvements in or relating to portable endless belt conveyors : en
  • US2200105A - Synchronous motor control system : en
  • DE690904C - Sanding shoe for pantograph : de en
  • DE690858C - Liquid-filled temperature controller for electrically heated roasting and baking ovens : de en
  • DE690931C - Gas mask or goggles with optical glasses for ametropia : de en
  • FR855273A - Lifting and adjusting device for mechanical mowers and, in particular, for tractors with mowing equipment : en fr
  • US2199571A - Traffic control system : en
  • FR855291A - adjustable diverter heat exchanger : en fr
  • US2199653A - Process of treating tall oil : en
  • US2200055A - High impedance attenuator : en
  • DK57572C - Evaporation type heat consumption meter. : da en
  • US2200100A - Bottle inspecting device : en
  • FR855337A - Anti arsine filter : en fr
  • FR855210A - Improvements to internal combustion machines with rotating cylinders : en fr
  • FR855500A - Loop antenna for radio communication devices : en fr
  • US2199468A - Automobile hood latch : en
  • DE690800C - Short built gas lamp : de en
  • US2199661A - Device for automatically maintaining the carbonating agent in carbonated beverages : en
  • DK57561C - Electric Incandescent Lamp with Fuse. : da en
  • FR855297A - Process for manufacturing plastic articles and more particularly buttons : en fr
  • GB520952A - A new or improved friction brake or clutch device permitting unidirectional relative motion : en
  • FR855243A - Tank, with quick emptying device, usable in particular as a vehicle body : en fr
  • GB521044A - Improvements in or relating to electric lampholder adaptors : en
  • FR855209A - Further training in electronic lenses : en fr
  • FR855332A - Pressure device for so-called large rolling drawing bench : en fr
  • GB520919A - Improvements in liquid meters : en
  • GB520926A - Improvements relating to reflecting galvanometers : en
  • USD120396S - Design for an automobile radiator cap : en
  • FR855215A - Drowning protection device : en fr
  • FR855392A - Apparatus for using heat from the exhaust gases of internal combustion engines : en fr
  • DE690767C - Process for the production of reinforced concrete structures of all kinds with reinforcement : de en
  • DE690902C - : de en
  • US2199463A - Refrigerating apparatus : en
  • GB521052A - Improvements in electromagnetic vibratory relays : en
  • US2199455A - Suction roll : en
  • CA388600A - Vinyl resin composition : en fr
  • AT158668B - Connection between mutually movable vehicle parts. : de en
  • GB521042A - Improvements in or relating to methods of and means for operating heat exchange apparatus for pasteurising liquids : en
  • US2199573A - Traffic signal : en
  • US2199856A - Refractory glass : en
  • US2200219A - Railway vehicle draft gear-coupler structure : en
  • US2199545A - Car construction : en
  • US2199871A - Automatic firearm : en
  • US2200062A - Automatic volume control : en
  • FR855498A - Filter for vacuum cleaning devices : en fr
  • GB520860A - Improvements in or relating to apparatus for heating air : en
  • FR855314A - Improvements to rotary drums, such as dryers or the like : en fr
  • US2199525A - Air distributing device : en
  • US2200217A - Truss : en
  • USD120365S - Design for a bath mat : en
  • US2199597A - Manufacture of laminated sheets : en
  • US2199461A - Game : en
  • US2199945A - Cooling low temperature coke : en
  • FR855419A - Textile materials provided with a finish and method for producing such materials : en fr
  • DE690975C - Process for the production of decorated hollow glass bodies : de en
  • US2199683A - Cover for conduit outlet boxes : en
  • GB521086A - Improvements in or relating to photographic cameras provided with photo-electric exposure meters : en
  • AT158672B - Device for increasing the track gauge for tracks in curves. : de en
  • AT158750B - Process to make fresh sea silt or silt-like masses transportable in their original form. : de en
  • GB521009A - Improvements in thermal insulating material : en
  • USPP390P - Chrysanthemum ptant : en
  • FR855439A - Improvements to valves for sensitive instruments : en fr
  • FR855467A - Finger enhancements for mower and harvester cutter bars : en fr
  • GB520912A - An improved machine for folding the end flaps of catamenial napkins : en
  • DE690841C - Display element for large area scales of radio receivers : de en
  • GB520899A - Improvements in the manufacture of filaments, foils and similar materials : en
  • FR855377A - Process for the separation of suspensions during coal washing : en fr
  • DE690809C - Device for concentrating the electron beam of a cathode ray oscilloscope : de en
  • DE690804C - Device and method for electric bright annealing of elongated metal objects : de en
  • GB520863A - Improvements in rheostats : en
  • GB521075A - Improvements in or relating to stereoscopic apparatus : en
  • AU110439B2 - Improvements in and relating to sliding and folding shutters casements, louvre blinds, andthe like : en
  • US2199927A - Cellulosic pellicle : en
  • US2200028A - Impact testing machine : en
  • AT158737B - Pneumatic suspension device for vehicles or the like. : de en
  • US2199881A - Refrigerator : en
  • AT158693B - Glued flycatcher. : de en
  • GB520837A - A new or improved air heating stove : en
  • USD120461S - Design for a container cap : en
  • AT158664B - Chamber dryer. : de en
  • US2199595A - Turbine : en
  • US2199722A - Manufacture of yeast : en
  • AU203939A - Improved manufacture of superphosphate fertilizers : en
  • AT158665B - Process for the production of yarns from adhesive-containing vegetable fibers. : de en
  • AU183239A - Improvements in spray producers : en
  • US2199980A - Method of preparing stone for treatment by sandblasting : en
  • US2200235A - Control device and system : en
  • USD120433S - Design for a textile fabric : en
  • AU110529B2 - Improvements relating to manifold copying papers : en
  • CA388548A - Cigar bunch making machine : en fr
  • AU84539A - Improvements in or relating to electrical condensers : en
  • US2200187A - Gas valve : en
  • USD120401S - Design for a lamp base : en
  • US2199674A - Cultivator : en
  • US2200170A - Opacifier for vitreous enamels : en
  • AU110470B2 - Improved manufacture of superphosphate fertilizers : en
  • US2200144A - Washing machine : en
  • DE690769C - Wet setting machine for ores or the like. : de en
  • CA388510A - Electric discharge lamp : en fr
  • AU110458B2 - An improved adhesive, particularly for use in plywood manufacture and laying of veneers : en
  • US2199520A - Transporting and dumping vehicle : en
  • US2199619A - Composite cylinder and head : en
  • US2200180A - Stove lid : en
  • CA388534A - Polymerization of halogenated butadiene : en fr
  • AT158716B - Explosive device. : de en
  • US2199517A - Motor vehicle : en
  • US2199668A - Hoist : en
  • DE690897C - machine : de en
  • GB520940A - Improvements in and connected with heating elements for gas stoves, ovens, grillers and like gas-fired appliances : en
  • US2200050A - Alloy : en
  • USD120475S - Design for a pin clip : en
  • GR8993B - WALNUT MUST. : el en
  • FR855413A - Headlight, especially for vehicles : en fr
  • FR855479A - Heating device for containers : en fr
  • GB520905A - Improvements in extending tables : en
  • GB520877A - Improvements in or relating to compressors : en
  • US2199772A - Typographical composing machine : en
  • USD120337S - Design for a safe or similar article : en
  • US2199445A - Electrolytic condenser and method of preparing etched electrodes therefor : en
  • DE690854C - Electron tubes as mixing tubes with an oscillator part which is arranged next to the cathode : de en
  • US2199417A - Method of making a fourdrinier wire : en
  • US2199730A - Thermostatic control : en
  • US2200136A - Shaker conveyer : en
  • GB520880A - Improvements in or relating to brakes for railway vehicle trucks and the like : en
  • US2200228A - Dispensing apparatus : en
  • US2199399A - Sulphating aliphatic alcohols : en
  • US2199635A - Ultra high frequency antenna : en
  • DE690945C - Device for the automatic packing of yarn bodies or the like in boxes : de en
  • GB520872A - Injector apparatus for the recovery of spilled beer and like beverages : en
  • FR855338A - Advanced mechanical pencil : en fr
  • GB521017A - Improvements in and relating to water heaters : en
  • IT380348B - : it
  • CA388489A - Humidifier : en fr
  • US2199414A - Compressor unit for refrigeration and other applications : en
  • US2199596A - Screen stretching structure : en
  • DK57562C - Procedure for the manufacture of screw threads in pipes made of Pertinax or similar insulation materials. : da en
  • DE690747C - Cleaning device for measuring tape : de en
  • AT158712B - Transmission tube for television purposes. : de en
  • GB520840A - Improvements relating to prepayment gas meters : en
  • FR855462A - Improvements in the transmission of electrical signals : en fr
  • FR855435A - Lifting rack : en fr
  • GB520937A - A method of coating a glass tube with luminescent material : en
  • US2199867A - Power transmitting apparatus : en
  • US2200182A - Thread cutting mechanism : en
  • US2199752A - Coated abrasive : en
  • US2199876A - Juice extracting machine : en
  • USD120427S - Design for a redingote : en
  • AT158713B - Process for applying a metallic coating to strip-shaped base and plating material in preparation for plating. : de en
  • US2199823A - Propeller : en
  • US2200109A - Current limiter : en
  • FR855420A - Wire winding device : en fr
  • US2199401A - Radio decoupling system for excessive amplitudes : en
  • US2200106A - Method and apparatus for sound reproduction : en
  • GB520986A - Improvements in or relating to bodies for motor or other vehicles : en
  • CA388577A - Stoker fuel distributor : en fr
  • CA388551A - Wheel rim : en fr
  • GB520943A - Improvements in and relating to lubricators : en
  • FR855473A - Racket : en fr
  • GB520861A - Improvements in the manufacture of thermionic cathodes for thermionic valves : en
  • FR855322A - Injection pump for explosion or combustion engine : en fr
  • GB520845A - Improvements in and relating to lighting fittings : en
  • GB520896A - Improved oven for the distillation of coal agglomerates and other carbonaceous substances : en
  • GB520968A - Process for the manufacture of acid violet triarylmethane dyestuffs : en
  • GB521089A - Aluminium alloy : en
  • US2199847A - Centrifugal mechanism : en
  • DE690892C - Device for wet treatment of tissues with tissue return (jigger) : de en
  • US2200087A - Electrical contact member : en
  • US2199807A - Glass tube cutter : en
  • AT158657B - Process for the preparation of polymerization products. : de en
  • GB521068A - A process for the production of monoalkylol ketones : en
  • US2199471A - Elevator lock and switch mechanism : en
  • US2199751A - Automatic tension release for blind stitch sewing machines : en
  • FR855207A - Oil collector : en fr
  • US2199533A - Anchoring device : en
  • US2200220A - Nu-substituted aspartic acids and their functional derivatives and process of producig them : en
  • US2199740A - Ice tray : en
  • DK57559C - Insulation tester. : da en
  • CA388578A - Web feeding mechanism through projection fields : en fr
  • US2199489A - Spring and air cushion : en
  • US2199793A - Terminal clamp for electric fuses, etc. : en
  • USPP387P - horvath : en
  • USD120360S - Design fob a press unit front : en
  • US2199713A - Footwear : en
  • AT158733B - Steam storage system consisting of several storage tanks. : de en
  • DE690878C - Acetyl cellulose : de en
  • US2199534A - Telephone system : en
  • US2199419A - Camera magazine ejector : en
  • US2199761A - Shaft seal : en
  • AT158652B - Process for the production of metallic or metal-like shaped bodies. : de en
  • US2199914A - Rocker arm : en
  • US2200207A - Circular knitting machine : en
  • FR855388A - Improvements in means for lowering the temperature of the lubricant of liquid-cooled engines, in particular engines of this type for aerodyne : en fr
  • US2199862A - Manufacture of papers having low affinity for adhesives : en
  • US2200010A - Backfire safety device : en
  • DE690799C - Waste cistern for large and small flush : de en
  • DE690763C - Car spinner with hydraulic car drive : de en
  • AT158685B - Traveling grate for flame tube boilers. : de en
  • DE690752C - Joint for steering linkage on motor vehicles : de en
  • USD120403S - Design for a glove : en
  • DE690779C - Note skewer : de en
  • US2199889A - Wheel hub cap structure : en
  • US2200204A - Baseball glove : en
  • USD120342S - Design for a food mixing apparatus : en
  • AT158720B - One-step process for the uninterrupted production of hydrogen peroxide. : de en
  • US2200148A - Warp stop mechanism : en
  • US2199762A - Refrigerating apparatus : en
  • US2200103A - Phase indicating means : en
  • USD120430S - Design for a combined bab service stand, tray, and bottles : en
  • US2199925A - Method of improving the stability of alkaline solutions of phenolic azo dyestuff components : en
  • US2200221A - Manufacture of fluorescent lamps : en
  • US2200130A - Director : en
  • US2199975A - Control device : en
  • US2199504A - Apparatus for food preparation : en
  • US2199642A - Sickle device : en
  • US2199879A - Process for the manufacture of armored electric heating elements : en
  • US2200110A - Time switch : en
  • US2199904A - Photographic developer : en
  • CA388550A - Seed germination tray : en fr
  • AU110460B2 - Improvements in and relating to cattle trucks and wagons : en
  • DE690867C - : de en
  • FR855380A - Improvements in the treatment of carbonaceous materials with hydrogen under high pressure : en fr
  • FR855430A - Method of photographic recording of optical electronic images using a raster electron microscope : en fr
  • US2199519A - Electrolytic device : en
  • US2199791A - Bathtub modernizing shield : en
  • US2200041A - Crisscross curtain assembly : en
  • CA388560A - Insulating and weather resistant material : en fr
  • DE690863C - Rotary piston machine with eccentric rotor running around the housing : de en
  • US2199921A - Wave filter : en
  • DE690820C - Vehicle for caterpillar or wheel operation : de en
  • US2199700A - Rubber coated plywood for road material : en
  • DE690827C - Tobacco cutting machine : de en
  • DE690856C - changed rays of conductive fluid is transmitted : de en
  • US2200084A - Locomotive control system : en
  • US2200174A - Wedge bolt : en
  • US2199497A - Educational device : en
  • US2199638A - Thermostat : en
  • US2199714A - Starter drive : en
  • US2200119A - Enclosure for railway motors : en
  • AU296139A - Improvements in means for compensating changes of temperature in electrical apparatus comprising atleast one thermionic valve and adapted to operate at high frequencies : en
  • FR855259A - Pressure reducer : en fr
  • GB520891A - Improvements in tubular heat exchangers or steam generators : en
  • CA388562A - Electric discharge tube : en fr
  • CA388582A - Transmission belt : en fr
  • US2199410A - Gun mount : en
  • US2199670A - Apparatus for rendering and extraction : en
  • US2199513A - Underfired regenerative coke oven : en
  • US2199623A - Conductor bending die : en
  • US2199801A - Multiple disk friction device : en
  • US2199938A - Floor panel for aircraft : en
  • CA388554A - Detergent : en fr
  • US2199669A - Tuned transmission circuits : en
  • DE690917C - Electric hotplate : de en
  • CA388528A - Acetylene generator : en fr
  • US2199473A - Knitted cap : en
  • US2199838A - Catalyst regeneration : en
  • US2199850A - Gyromagnetic compass : en
  • US2199859A - Device for enabling cleaning of vacuum cleaner dust bags : en
  • DE690810C - Telephone relay of conventional design with an auxiliary magnet inserted into the set of springs to achieve various contact movements : de en
  • DE690853C - Device for removing radio tubes of any type of socket from the socket : de en
  • USD120464S - Design for an adapter for a container closure : en
  • US2199987A - Azo compounds and process for dyeing therewith : en
  • USD120332S - Design for a golf club shaft or the like : en
  • FR855335A - Improvements to wells of all kinds : en fr
  • GB521053A - Improvements in and relating to the production of resilient mountings : en
  • USD120440S - Design for a dress : en
  • US2200001A - Film casting machine : en
  • US2199663A - Feeding mechanism for sewing machines : en
  • FR855325A - Self-priming vane pump : en fr
  • GB520958A - Improvements in or relating to focal plane photographic shutters : en
  • US2200107A - Method of conditioning fertilizer : en
  • FR855453A - Improvements in partitions : en fr
  • GB520826A - Improvements in or relating to compasses : en
  • GB521019A - Improvements relating to coils for electrical purposes : en
  • US2199804A - Vitreous enameled article : en
  • US2200205A - Wheel structure and assembly : en
  • GB521006A - Improvements in switching arrangements for systems employing ultra-high frequencies : en
  • US2199866A - Gaseous electric discharge lamp devices : en
  • FR855454A - Method and device for monitoring wire breaks : en fr
  • GB520978A - Intermittent absorption refrigerating apparatus without valves : en
  • DE690869C - Drum tedder : de en
  • DK57573C - Milking machine pulsator. : da en
  • USD120340S - Electrical heating unit for cooking stoves : en
  • DE690816C - Process for producing sintered hard metal alloys : de en
  • DE690898C - rush : de en
  • DE690964C - Relay arrangement which responds to small changes in capacity of a capacity-sensitive device : de en
  • US2199487A - Apparatus for electroplating metallic articles : en
  • US2200051A - Means for lubricating internal combustion engines : en
  • USRE21447E - Buixdozer : en
  • FR855401A - Improvements to wrought iron butterfly valves : en fr
  • FR855472A - Advanced spinning machine : en fr
  • DE690977C - Perpetual calendar : de en
  • FR855277A - Deep hole drill : en fr
  • FR855318A - Method and devices for stabilizing the output of tube oscillators : en fr
  • GB520941A - Improvements in and relating to record delivery mechanism for gramophones and the like : en
  • US2199774A - Dehydrohalogenation of alpha-chloroisobutyric esters with zinc and zinc halides : en
  • FR855382A - Safety device applicable to hydraulic braking systems : en fr
  • DE690885C - Lock for folders, suitcases, etc. like : de en
  • DE690979C - Procedure for eliminating the smell of fish : de en
  • US2199624A - Flexible coupling : en
  • US2200064A - Vibrator and circuit for same : en
  • US2199588A - Apparatus for refueling aircraft in the air : en
  • US2199917A - Cutting block : en
  • US2199587A - Hog trough : en
  • US2200164A - Abrasive and method of producing same : en
  • US2199415A - Refrigerating apparatus : en
  • US2199609A - Net for basketball goal : en
  • US2200099A - Envelope : en
  • GB520945A - Improvements in or relating to structural members, more particularly aircraft spars or beams or girders : en
  • GB520962A - Improvements in or relating to means for balancing the control surfaces of aircraft : en
  • US2199773A - Machine for sharpening the points of twist drills or the like : en
  • DE690886C - Toy wheel : de en
  • DE690797C - Method and device for applying paints and varnishes : de en
  • US2199469A - Printing press washing device : en
  • DE690726C - prints : de en
  • DE690901C - Key for typewriters, typewriters etc. like : de en
  • FR855313A - Removable fastening device, for holding flexible objects of elongated shape in place, in particular clothing or the like : en fr
  • GB520838A - An improved flue dust collecting machine : en
  • FR855326A - Improvements to thermostats for stoves, cookers and other gas or other liquid or gaseous fuels heating appliances : en fr
  • GB521051A - Improvements in metallic moulding powders and processes for their production : en
  • US2199591A - Tension device for spinning machines : en
  • US2199621A - Sound recording : en
  • US2200030A - Course device for vehicles : en
  • USD120460S - Design for a box ob similar container : en
  • US2199510A - Coke oven reinforcing means : en
  • US2199680A - Sled : en
  • US2199915A - Child's play bowl : en
  • US2200124A - Relief valve : en
  • US2200190A - Playing apparatus : en
  • DE690714C - Furnace for reducing magnesium oxide or substances containing magnesium oxide : de en
  • US2199706A - Internal combustion engine : en
  • USD120397S - Rockola phonograph cabinet : en
  • GR8991B - AUTOMATIC LANGUAGE TRANSLATION MACHINE. : el en
  • DE690728C - : de en
  • DE690919C - Process for the manufacture of resinous products : de en
  • US2200065A - Governor : en
  • US2199615A - Floor abrading machine : en
  • US2200008A - Therapeutic apparatus for vapor treatment of the ear : en
  • USD120371S - Design fob a steam atomizer : en
  • USD120407S - Design for a dress : en
  • US2200146A - Notebook : en
  • US2199430A - Pocketknife : en
  • DE690760C - Method and device for the measurement of time intervals in echo sounder systems : de en
  • DE690791C - Device for cutting wood by means of motor chain saws : de en
  • DE690812C - Process for increasing the light resistance of synthetic fibers, or of cellulose or cellulose derivatives made from them : de en
  • US2199784A - Indicator : en
  • US2199797A - Purification of chlorine : en
  • US2199641A - Circuit controlling device : en
  • USD120462S - Design for a pin or the like : en
  • FR855407A - Pumping installation with one or more rotary pumps : en fr
  • GB520999A - Improvements in or relating to submarine cables : en
  • AU132739A - Improvements relating tothe fastening and tensioning of textile felt, webbing and like coverings toa base : en
  • US2199988A - Yarn conditioning process and composition therefor : en
  • US2199995A - Preparation of vitamin compositions : en
  • USD120402S - Design for an arm for lamp fixtures : en
  • AT158739B - Car body front section. : de en
  • DK57575C - Liquid Heater or Liquid Cooler with Centrifugal Stirrer. : da en
  • FR855494A - Holding device or support for steam generator radiation tubes : en fr
  • DE690918C - AC electric arc furnace, which rests on a tilting cradle together with the electrode holders : de en
  • DE690926C - Device for cutting off continuously moving rod-shaped work material by means of a cutting cutting tool, for example a saw, moved intermittently with the work material : de en
  • FR855466A - Engine, especially internal combustion : en fr
  • GB520913A - Improvements in or relating to the production of composite materials : en
  • US2199824A - Signaling system : en
  • US2199416A - Thermostatic control device : en
  • CA388511A - Electric discharge device : en fr
  • US2199559A - Sound picture film : en
  • DE690965C - Process for converting radiation energy into electrical energy : de en
  • DK57565C - Mirror unit. : da en
  • FR855275A - Rocker arm for valves and other uses : en fr
  • USD120383S - Air cooling and dehumidifying unit : en
  • DE690913C - Switching arrangement for a steam- and / or gas-filled electrical discharge tube which is used primarily for emitting radiation : de en
  • FR855258A - Method and device for the production of metallic coatings : en fr
  • GB520922A - Device for automatic adjustment of the length of a rod : en
  • GB520886A - Improvements in or connected with binocular observation instruments, particularly stereoscopic rangefinders : en
  • AT158656B - Process for the production of high molecular weight compounds. : de en
  • FR855457A - Cantre : en fr
  • FR855250A - Process for the manufacture of an agglutinant, as well as its use for the manufacture of briquettes with coal or coke : en fr
  • FR855409A - Conical valve : en fr
  • FR855447A - Device for monitoring the pressure in an oil-filled cable : en fr
  • AT158749B - Device for damping the valve impact, in particular for internal combustion engines. : de en
  • FR855398A - Valve or tap applicable in particular to high pressure pipes : en fr
  • US2199667A - Work carrier for balancing machines : en
  • USD120384S - Design for a rubber overshoe : en
  • CA388471A - Cinder and smoke control : en fr
  • AU296239A - Improvements in rectifiers for supplying voltage to pentode and like valves : en
  • US2199580A - Photographic printing : en
  • USD120364S - Bath mat : en
  • US2199435A - Decorative star : en
  • US2200153A - Differential : en
  • US2199953A - Milk can cover : en
  • US2200063A - Space discharge apparatus and circuits : en
  • US2199484A - Window sash supporting and locking means : en
  • US2199753A - Web-feeding and end-gumming machine : en
  • DE690824C - In front of a propeller arranged guide device for the inflow : de en
  • GB520876A - Improvements in illuminated advertising signs : en
  • AT158662B - Loading lighter. : de en
  • US2199420A - Sound recording and reproducing apparatus : en
  • US2199895A - Table : en
  • US2200163A - Control device : en
  • AT158686B - Air foam generator. : de en
  • AU241139A - Improvements in and relating to cattle trucks and wagons : en
  • DE690731C - Facility for communication with carrier waves along power lines : de en
  • US2200142A - Hinge : en
  • US2200038A - Automatic frequency control circuit : en
  • US2200074A - Elevator door operating system : en
  • CA388558A - Cash register : en fr
  • DE690736C - Method and device for manufacturing electric incandescent or glow lamps : de en
  • CA388478A - Filament, yarn and film manufacture : en fr
  • DE690732C - Process for the production of electrical resistors : de en
  • FR855205A - Microscope : en fr
  • GB521031A - Improvements in rotary roller pumps : en
  • GB520895A - A gauge and cock for the control of the delivery of liquids from storage containers : en
  • DK57556C - Procedure and Yeast Centrifugation Plant. : da en
  • AU110442B2 - Improvements in or relating to neutralized electron discharge tube amplifiers and repeaters andthe like : en
  • US2199594A - Machine for unwinding a web of material : en
  • DE690805C - Switchgear for block systems : de en
  • FR855446A - Racket : en fr
  • GB520854A - Improvements in, or relating to, machines for packing rows of cigarettes or of similarly shaped articles into rectangular boxes or like receptacles : en
  • DE690755C - Device for determining whether a certain filling level has been exceeded or fallen below in a container that is closed on all sides : de en
  • DE690954C - Auxiliary device for the automatic or semi-automatic switching of the gears of a gear change transmission of motorized railcars or similar vehicles : de en
  • CA388546A - Animal carcass treatment means : en fr
  • US2199935A - Tubular belt conveyer : en
  • FR855328A - Device for erecting support pylons for removable bridges : en fr
  • FR855341A - Improvements to vehicles fitted with devices operated by pressurized fluid : en fr
  • FR855474A - Improvements to liquid fuel burners or liquid atomizers : en fr
  • US2199815A - Apparatus for the treatment of biologically active products : en
  • FR855497A - Monostatic device for acoustically measuring the altitude and flight speed of an objective tracked by means of a listening device : en fr
  • US2199708A - Method of and apparatus for feeding web material : en
  • GB520915A - Improvements in or relating to sound reproducing apparatus such as radio receivers : en
  • FR855288A - Improvements to diaphragm pumps : en fr
  • GB520890A - Anti-aircraft projectiles : en
  • CA388518A - Short wave thermionic valve apparatus : en fr
  • CA388559A - Oil engine : en fr
  • CA388588A - Alkali metal sulphide production : en fr
  • FR855285A - Process for the production of hazy white enamels : en fr
  • DE690972C - Device for improving room air : de en
  • FR855319A - Combination lock : en fr
  • FR855461A - Process for removing silicic acid from alumina silicates : en fr
  • FR855443A - Superheterodyne receiver that can be automatically tuned to a number of predetermined stations : en fr
  • US2200049A - Delayed automatic volume control circuits : en
  • GB520847A - Improvements in or relating to filters for air and other gases : en
  • DE690866C - Device against rolling rolled up, provided with a support and rolling rod maps, pictures and. like : de en
  • FR855346A - Scraper system for piston and its components : en fr
  • GB521067A - An improved erasing device : en
  • US2199723A - Snowplow structure : en
  • USRE21444E - Apparatus fob shooting wells : en
  • GB520924A - Improvements in or relating to safety mechanism for box wrapping and similar machines : en
  • FR855471A - Adjustment device for pneumatic clutch controls : en fr
  • GB520983A - Improvements in or relating to electrically operated cooking apparatus : en
  • GB521037A - Improvements in and relating to burners for finely distributed fuel : en
  • GB521060A - Improvements in or relating to pressure control systems for fuel injection pumps : en
  • FR855316A - Improvements to passenger car bodies : en fr
  • US2199584A - Process of cooking meats : en
  • US2199729A - Pulverizer : en
  • US2200171A - Packing material : en
  • DK57568C - Ring-shaped cutting tray with chip breaker for woodworking machines. : da en
  • US2200158A - Concealed fastening : en
  • CA388475A - Clothesline reel : en fr
  • US2199611A - Valve operating structure : en
  • US2199843A - Reflecting system having two plane reflecting surfaces : en
  • US2200138A - Electrically operated vacuum refrigerating plant : en
  • USPP385P - horvath : en
  • US2200231A - Method of producing elongated bodies by deformation : en
  • CA388575A - Locomotive stoker : en fr
  • DE690746C - Process for protecting stacked or rolled up nitrocellulose sheets or films against fire : de en
  • FR855212A - Discharge tubes with ignition electrode : en fr
  • US2200086A - Motion picture printer : en
  • US2199425A - Method and means for making capsules : en
  • US2199885A - Electric lighter : en
  • US2199901A - Wire reel : en
  • FR855358A - Improvements to automatic funnels for drawing off liquids : en fr
  • GB521066A - Improvements in or relating to whisks or like mixing devices : en
  • US2199437A - Weaving device : en
  • US2199549A - Fluid controlling valve : en
  • USD120363S - Design for a bath mat : en
  • FR855393A - System for mounting glazing frames in reinforced concrete or other material, with double-hinged support, providing a perfect seal against atmospheric influences : en fr
  • DE676695C - Device for sterilizing and sterile filling of vessels : de en
  • FR855321A - Compact station of t. s. f. : en fr
  • US2199951A - Gas burner : en
  • DE690745C - Roof covering secured against aerial bombs with m : de en
  • USD120455S - Design for a textile fabric : en
  • AU185639A - Improvements in or relating toa process forthe removal of carbon monoxide from mixtures with hydrogen : en
  • US2199724A - Inhalator : en
  • USD120369S - Design for a case for tape measures : en
  • GB521033A - Parachute : en
  • DE665652C - Hammer crusher : de en
  • FR855305A - Method and apparatus for riveting by tubular rivets : en fr
  • US2200088A - Electrical contact member : en
  • US2199604A - High frequency amplifier : en
  • USD120453S - Brooch or similar article : en
  • US2200129A - Bearing member : en
  • US2199792A - Drain assembly for washing machines and the like : en
  • US2200173A - Lapping machine : en
  • US2200203A - Legend sheet and method of application : en
  • CA388506A - Vehicle body : en fr
  • US2199969A - Straight pull tool jar : en
  • US2200081A - Closure cap : en
  • AT158703B - Iron pit stamp. : de en
  • AT158715B - Clothed welding rod. : de en
  • US2199652A - Cylinder refinishing machine debris discharger : en
  • US2200068A - Shoe construction : en
  • AU186239A - Improvements in or relating to oxide coated cathodes and to their manufacture : en
  • US2200056A - Tappet-lock for cone boxes in a conebaking machine : en
  • USD120339S - Design for a combined duck and babbit toy : en
  • GB521083A - Improvements in or relating to collapsible photographic cameras provided with light sensitive cells : en
  • AT158660B - Method for producing gas protective masks made of rubber or the like. : de en
  • GB520995A - Improvements relating to undercarriages and pressure reservoirs of aircraft : en
  • DE690861C - Device for regulating the air supply to a steam generator with pressure firing : de en
  • US2199816A - Preservation of biologically active substances : en
  • US2200025A - Grinding machine : en
  • US2199443A - Power-driven impulsing mechanism : en
  • US2199841A - Method of treating hydrocarbon mixtures : en
  • US2200116A - Case conveyer : en
  • US2200121A - Broom reinforcer : en
  • GB520833A - Improvements in or relating to stamps, hammers and the like : en
  • AU110450B2 - Improvements in electric switches : en
  • US2199795A - Fixing means for traveler rings of ring spinning and ring twisting machines : en
  • AU182539A - Improvements in or relating to neutralized electron discharge tube amplifiers and repeaters andthe like : en
  • US2199835A - Plug fuse : en
  • US2199989A - Yarn conditioning process and composition therefor : en
  • AT158710B - Circuit arrangement for receiving devices in electrical telecommunications. : de en
  • DE690765C - Ski tip spread : de en
  • DE690916C - Process for the production of a ferromagnetic metal powder for mass cores, in particular high frequency coils : de en
  • CA388512A - Door sealing device : en fr
  • US2199874A - Trash and water eliminator : en
  • US2199803A - Resin bonded electric resistor : en
  • US2200080A - Shoe : en
  • US2199640A - Control system : en
  • DE1485502U - : de en
  • FR855475A - Temperature control device with several stations comprising a control according to a predetermined law : en fr
  • US2200000A - Art of winding flexible material : en
  • AT158695B - Metal helmet. : de en
  • CA388593A - Insulation and insulated conductor : en fr
  • US2199977A - Control arrangement for film handling apparatus : en
  • SE98833C1 - : sv
  • US2199842A - Drawing mechanism : en
  • CA388547A - Multi-colour printing method : en fr
  • US2199441A - Electric rotary converting system : en
  • US2199380A - Metal panel cutter : en
  • AT158678B - Elastic band with colored vertical stripes, in particular braided elastic band. : de en
  • AU110440B2 - An improved accessory for the sealing or tapping of barrels or the like liquid containers : en
  • FR855217A - Polymerization of acetylene : en fr
  • AT158659B - Process for the manufacture of a product from wool fat which is colloidally soluble in water. : de en
  • AT158669B - Automatic railway coupling. : de en
  • DE690874C - Pump or motor of a fluid or compressed air gearbox : de en
  • GB520998A - Improvements in and relating to machines for sawing wood and the like : en
  • GB521008A - Improvements in or relating to thermal insulating materials : en
  • US2199750A - Process of making paper : en
  • US2199991A - Multielement watt-hour meter : en
  • CA388485A - Engine piston : en fr
  • GB521090A - Improvements in or relating to water closet suites : en
  • DE690815C - alloys and for the recovery of magnesium from waste by melting down with salts : de en
  • GB520960A - Improvements in or relating to control dials for use with photographic cameras : en
  • GB521047A - Improvements in or relating to apparatus for treating and/or storing food : en
  • US2199509A - Carburetor accelerating means : en
  • US2199676A - Paper package : en
  • US2199852A - Mount making machine : en
  • US2200192A - Steamer : en
  • US2199785A - Landing gear brake : en
  • DE690843C - Fastening device for the support frame of installation devices on flush-mounted boxes : de en
  • CA388538A - Tobacco pouch : en fr
  • AT158726B - Universal joint coupling for vehicle trailers. : de en
  • CA388565A - Floating milled soap : en fr
  • CA388497A - Addressing machine listing mechanism : en fr
  • USD120400S - Design for a dress or similar article : en
  • US2199721A - Ski climbing device : en
  • US2199512A - Toe-trimming machine : en
  • US2200234A - Wire tying machine : en
  • US2199684A - Tractor attachment for automobiles : en
  • US2199883A - Apparatus for preventing raising of dust and splashing of mud by automobiles : en
  • FR855491A - Improvements to evaporators of periodic absorption refrigeration equipment : en fr
  • DE690771C - nd : de en
  • CA388566A - Weld-splash shield : en fr
  • AU188039A - An improved construction and assembly arrangement of metallic chair base and chair legs : en
  • CA388597A - Clip for wall boards : en fr
  • US2199634A - Secret communication system : en
  • US2199976A - Household refrigeration : en
  • USD120438S - Design fob a dress : en
  • AT158670B - Device to prevent vibrations, preferably chatter vibrations in single-axis drives with AC motors. : de en
  • AU110454B2 - Improved vacuum-cleaner bag and method of manufacturing same : en
  • CA388521A - Multiplier amplifier : en fr
  • US2199768A - Motor driven shaving device : en
  • US2200027A - Automobile parking device : en
  • AT158673B - Suspension and release device for drop loads that can be attached to aircraft. : de en
  • US2199749A - Protector for tubular objects : en
  • US2199834A - Feed mechanism for lathes : en
  • US2199561A - Printing mechanism : en
  • CA388527A - Acetylene generator : en fr
  • AT158724B - Metal hose coiled in a screw line from profiled sheet metal strips. : de en
  • DE690778C - Binder : de en
  • FR855236A - DC compensation amplifier : en fr
  • AT158741B - Paper sack. : de en
  • DE690848C - Device for regulating the voltage of AC circuits : de en
  • GB520894A - Improvements in or relating to tension devices or to machines making use of the same : en
  • AT158707B - Body bowl. : de en
  • CA388545A - Fibre can : en fr
  • US2199704A - Meat grinder : en
  • AT158732B - Process for generating or storing high-pressure steam by means of electrical current. : de en
  • DE1485223U - : de en
  • CA388599A - Electric power transmission tower : en fr
  • US2199992A - Stabilization of polyvinyl resins : en
  • US2199627A - Method of drawing metal : en
  • US2199786A - Extraction of phenols : en
  • US2200108A - Blow-out mechanism : en
  • US2200193A - Combination cot, chair, and card table : en
  • DE690833C - Collar button with tie holder : de en
  • DE690873C - Wide beam sprinkler : de en
  • FR855315A - Device for annealing sheets of glass or ice : en fr
  • CA388544A - Variable selectivity radio receiver : en fr
  • AT158688B - High-lift safety valve for steam boilers. : de en
  • CA388552A - Thermostatically controlled heating device : en fr
  • CA388522A - Glass tubing tempering apparatus : en fr
  • AU110465B2 - Improvements in spray producers : en
  • US2199929A - Manufacture of soluble alkali chromates : en
  • CA388598A - Egg treating apparatus : en fr
  • US2199535A - Typewriting machine : en
  • CA388529A - Tire : en fr
  • USD120378S - Design for a colorimeter : en
  • USD120418S - Design fob an ascot scarf ob similar abticle : en
  • US2199396A - System for controlling knitting : en
  • US2199654A - Process of treating iron ore : en
  • DE690896C - Lead beam for the printing set : de en
  • US2199474A - Method for expanding pistons : en
  • AU110468B2 - Improvements in burner assemblages for gas fired laundry coppers andthe like : en
  • CA388525A - Duplicating machine paper handling mechanism : en fr
  • AT158654B - Process for the manufacture of projectile cartridges. : de en
  • FR855235A - Arrangement for eliminating short circuits or earthing caused in electrical installations by arcs in the open air : en fr
  • FR855384A - Tap : en fr
  • AT158696B - Cinema apparatus, in particular motion picture projectors. : de en
  • US2199909A - Nonsparking electromagnetic signaling and switching device : en
  • US2200214A - Engine cooling system : en
  • USD120415S - Design for a combined perfume bottle, sachet balls, and con- tainer therefor : en
  • USD120413S - Design for a dress ensemble : en
  • FR855242A - Electrical switches : en fr
  • GB520997A - Improvements in or relating to hop-picking machines : en
  • CA388532A - Rubber preserving method : en fr
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  • GB520953A - Improvements in and relating to evaporators of diffusion absorption refrigerating machines : en
  • FR855263A - anchor nuts, method of manufacturing these nuts, and machine for manufacturing them : en fr
  • US2199402A - Radio system and method of navigation : en
  • US2199892A - Power transmission cable : en
  • US2200069A - Spirit printing inks and process of making same : en
  • US2200211A - Cam lock : en
  • US2199940A - Process for treating synthetic lubricating oils : en
  • US2200183A - Fishing rod holder : en
  • CA388481A - Fertilizer : en fr
  • GB520956A - Improvements in or relating to photographic shutters : en
  • AT158684B - Conversion of flue tube superheaters with two hairpin tubes each connected in series in a flue tube. : de en
  • AT158692B - Device to compensate for film shrinkage. : de en
  • GB520864A - Improvements in or relating to map holders : en
  • FR855468A - Switch at end of command : en fr
  • GB521035A - Improvements relating to collars for personal wear : en
  • CA388569A - Olefine hydration product : en fr
  • US2199900A - Resinous composition : en
  • DK57581C - Apparatus for drying or heating of organic or inorganic substances. : da en
  • DE690788C - Umbrella frame with telescopic pole and roof pole parts that can be pushed together : de en
  • CA388568A - High-power rectifier : en fr
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  • US2199789A - Assistants for the textile and related industries and their manufacture : en
  • US2200097A - Signal translating apparatus : en
  • AT158747B - Cushioning, in particular for rail vehicles. : de en
  • AU110481B2 - A process and apparatus for obtaining metallic magnesium from oxidic magnesium compounds by reduction with carbon : en
  • US2199412A - Mandrel attachment for pickling machines : en
  • US2199429A - Textile material : en
  • US2199955A - Force measuring device : en
  • FR855427A - Device of extra hard steel wire intended to make the terrain impassable to men and to paralyze vehicles : en fr
  • GB520829A - Manufacture of sintered calcium oxide : en
  • GB520897A - Improvements in or relating to belt shifters for stepped cone pulleys : en
  • GB520988A - Improvements in the manner of hinging collapsible boxes and crates : en
  • US2199565A - Bottle gassing machine : en
  • GB520973A - Improvements in or relating to electron multipliers : en
  • GB520977A - Method and apparatus for regulating dry absorption refrigerating apparatus : en
  • GB521030A - Process of sealing punctures in pneumatic tubes : en
  • DE690938C - Device for cleaning, descaling or the like of workpieces : de en
  • AT158655B - Process for the preparation of derivatives of polyoxyfuchsons. : de en
  • US2200009A - Television and like receiver : en
  • US2200237A - Tobacco pipe : en
  • US2199569A - Belt drive : en
  • US2200127A - Washing apparatus : en
  • US2199686A - Combined telephone and communicating key box : en
  • US2200224A - Bouillon cube machine : en
  • USD120451S - Design for a container cap : en
  • US2199479A - Anesthesia pillow : en
  • US2200162A - Method of manufacturing gas bottles : en
  • CA388508A - Circuit breaker : en fr
  • FR855352A - Improvements to enclosure heating : en fr
  • FR855477A - Power Transmission Gear Improvements : en fr
  • DK57567C - Hot water central heating system with Circulation pump. : da en
  • US2199541A - Data transcribing machine : en
  • US2199960A - Railroad switch heater : en
  • DE690911C - Method for the liquid-tight sealing of the middle part of a sleeve containing the winding, which is inserted into the stand slots, which can be submerged in electric motors : de en
  • GB520955A - Improvements in or relating to photographic cameras and shutters therefor : en
  • US2199585A - Production of oxygenated organic compounds : en
  • US2200208A - Corrosion-resisting ferrous alloy : en
  • US2200223A - Foot measuring apparatus : en
  • US2199942A - Process for producing nitrogen trichloride : en
  • GR8987B - PERFECT PROCESSING AND POWDERING OF LEGUMES FOR THE MAKING OF SOUP AND PURE. : el en
  • CA388539A - Suction nozzle : en fr
  • US2199556A - Paper feeding device : en
  • AT158723B - Feed water regulator for steam boilers. : de en
  • US2199759A - Manufacture of coke : en
  • USD120414S - Design for combined suspenders and leggings : en
  • USD120458S - Design fob a pin clip : en
  • US2200181A - Gauge tool : en
  • US2199493A - Continuous wire-drawing machine : en
  • USD120409S - Design for an ash tray : en
  • US2199599A - Electrical connector : en
  • GB520868A - Improvements in or relating to furnaces, ovens and the like : en
  • GB520852A - New or improved means for warming works buildings : en
  • US2199605A - Shore : en
  • GB520989A - Improvements in military helmets : en
  • US2199880A - Hydraulic shock absorber : en
  • FR855320A - Electric accumulator tray : en fr
  • FR855324A - Improvements to the cladding of the metal framework of vehicles : en fr
  • GR8994B - PORTABLE PUMP MECHANISM. : el en
  • FR855254A - General anesthesia machine : en fr
  • GB521061A - Improvements in apparatus for removing dust and other impurities from air and other gases : en
  • CA388580A - Paper cup : en fr
  • GB521041A - Apparatus for forming or dressing grinding wheels for use in form-grinding operations : en
  • US2199456A - Stamp holder : en
  • US2199607A - Circuit interrupter : en
  • DE690966C - Electric kitchen stove, which is set up for receiving in addition to the hotplates equipped with hotplates : de en
  • FR855257A - Method and device for preparing the closure of pasta tubes and the like : en fr
  • US2199662A - Steady rest for cameras : en
  • US2199899A - Compound tool : en
  • USD120431S - Design for a textile fabric : en
  • AU110471B2 - Improvements in rectifiers for supplying DC. voltages froman AC. source to radio-receiving sets andthe like : en
  • US2199796A - Method of irradiating creams and apparatus therefor : en
  • DE690801C - Method for obtaining malt enzymes during the brewing process : de en
  • AT158680B - Gun for shooting at rapidly moving targets. : de en
  • FR855348A - Indicating or control apparatus, in particular gyroscopic steering apparatus, preferably usable in airplanes : en fr
  • FR855362A - Indicator device for radio landing : en fr
  • GB520970A - Improvement in lubricant and process of producing it : en
  • US2199418A - Surface treatment of metals : en
  • US2199757A - High-frequency voltmeter for high voltages : en
  • FR855483A - Method and means for binding sheets to blocks of paper, books, etc. : en fr
  • GB520979A - Improvements in or relating to masking devices for rooflights : en
  • US2199500A - Chain link bar : en
  • US2199924A - Sheet metal roofing : en
  • US2199996A - Safety signaling means : en
  • FR855249A - Rotary piston machine comprising a rotor made of a flexible material and rotating inside the casing about an axis eccentric with respect to this casing : en fr
  • DK57582C - Water treatment plant. : da en
  • FR855214A - Tool driven by free-piston internal combustion engine : en fr
  • GB520883A - Process and apparatus for the elimination of colloidal impurities of solutions and particularly of sweet juices and residual waters : en
  • FR855400A - Improvements to contact members for electrical switches : en fr
  • US2199660A - Method of making roofing : en
  • GB520933A - Improvements in and relating to gas-tight doors : en
  • DE690721C - Ventilation insert arranged at the overlap of two pieces of clothing to be joined together : de en
  • GB520841A - Improvements in or relating to warp knit fabric containing indiarubber threads : en
  • CA388517A - Television receiver : en fr
  • DE690881C - Sealing head : de en
  • GB520832A - Improvements in or relating to temperature-responsive variable reactances : en
  • US2199426A - Control mechanism : en
  • US2199836A - Auxiliary fireplace heater : en
  • DE690813C - Counterbalance device for auxiliary devices on X-ray examination devices : de en
  • US2199501A - Safety device for punch presses : en
  • US2199893A - Centering apparatus : en
  • US2199603A - Condenser winding machine : en
  • US2199821A - Milking apparatus : en
  • FR855359A - Motion inverter for laundry machines, dry cleaners and similar applications : en fr
  • GB521064A - Harrows and like agricultural implements : en
  • US2200184A - Antifreeze composition : en
  • US2199464A - Photographic camera : en
  • US2199733A - Combination rotary table and pack-off head : en
  • AT158721B - Process for the preparation of amino fatty acid nitriles. : de en
  • GB521073A - Improvements in or relating to electrical, protective and distribution systems : en
  • US2199839A - Esters of 6-amino-nicotinic acid : en
  • US2199922A - Toothbrush : en
  • US2200160A - Paper roll : en
  • US2199962A - Sanding block : en
  • US2200005A - Azo dye compounds and material colored therewith : en
  • US2200175A - Operating mechanism for washing machine assemblies : en
  • USD120348S - Design for a bowl ok similar article : en
  • US2199936A - Hypochlorous acid solutions and method of making same : en
  • US2199405A - Beer measuring and dispensing device : en
  • USD120353S - Design for a cap for a collapsible tube : en
  • CA388587A - Rubber accelerator : en fr
  • FR855408A - Four-stroke valveless engine with special timing and vaporization : en fr
  • US2200021A - Elk clock : en
  • US2199802A - Adjusting device for adjacent parts of machinery : en
  • FR855271A - Process for preparing artificial resins : en fr
  • FR855421A - Improvements to hydraulic refrigeration towers : en fr
  • GB520930A - Improvements in and relating to signal pistols and to mountings or supports therefor on rapidly moving vehicles : en
  • GB520842A - Improvements in or relating to electric frequency changers : en
  • GB521002A - Improvements in or relating to pulverised coal furnaces : en