• GB451507A - Improvements in and relating to the manufacture of articles of glass in combination with plastic materials : en
  • US2049509A - Liquid fuel burner : en
  • FR801468A - Improvements to combustion engine pistons : en fr
  • US2049902A - Ice tray : en
  • FR801377A - Installation of lighting devices for all uses : en fr
  • US2049912A - Railway traffic controlling apparatus : en
  • USD100736S - Design for a box : en
  • US2049571A - Composite block or panel : en
  • US2049836A - Coin operated liquid measuring and dispensing device : en
  • USD100677S - Design fob a lighting fixture : en
  • FR801475A - Improvements to centrifugal dust collectors : en fr
  • CA359671A - Cutting and shaving device : en fr
  • DE633898C - Multi-stage rotary piston engine with counter bearings rotating in the same direction : de en
  • FR801544A - Circuit breaker for electric motors : en fr
  • GB451338A - Improvements in or relating to safety razors : en
  • US2050160A - Gas washing : en
  • DE633815C - Neutral high-voltage cables with main conductors stranded within a lead sheath : de en
  • DE633645C - Mobile conveyor with adjustable inclination, the weight of which is to be lifted balanced by springs or the like : de en
  • FR801474A - Manufacture of sidewalk gargoyles from sheet steel : en fr
  • USD100702S - Design for a drinking vessel : en
  • US2049989A - Railway car type container : en
  • US2050204A - Pickling inhibitor : en
  • USD100659S - Design for a goblet ob similar : en
  • GB451307A - Improvements in two-stroke internal combustion engines : en
  • GB451466A - Improvements in or relating to the cocks or hammers of pistols : en
  • AU2371835A - Improvements in hatboxes and suchlike analogous articles : en
  • USD100745S - Design for a woven textile fabric : en
  • DE633672C - Photographic pull-out camera with setting viewfinder : de en
  • DE633727C - Speed controller for electrical conveyor machines with a mechanical differential gear : de en
  • GB451463A - Improved process for making iron-silicon alloys : en
  • GB451654A - Improvements in or relating to adjustable supporting pillars or the like : en
  • FR801370A - Device for the automatic sending of specific communications : en fr
  • US2049556A - Color photography : en
  • FR801498A - Maximum and delayed action relay, powered by a current transformer : en fr
  • US2050118A - Method of treating wood surfaces for photographic reproduction thereof : en
  • GB451501A - Improvements in or relating to the vulcanization of rubber : en
  • GB451281A - An improved pick box for chain coal cutting machines : en
  • US2049610A - Key ring : en
  • US2050172A - Electric primary cell : en
  • GB451329A - Improvements in or relating to temperature control systems : en
  • USD100678S - Design for an automobile : en
  • US2050031A - Printing press : en
  • DE633619C - Process for the synthesis of ammonia : de en
  • GB451372A - Improvements in the stabilization of polymerized oils and acids and esters obtained therefrom, and of lubricants containing such polymers : en
  • US2049616A - Electrical musical instrument : en
  • US2050099A - Spring suspension for vehicles : en
  • DE633825C - Process for the heat treatment of coal pasted with oil or oil containing asphalt : de en
  • FR801409A - Improvements to electrical insulators : en fr
  • GB451310A - Apparatus for use in medical treatment by means of short electric waves : en
  • US2049632A - Bathroom scale : en
  • GB451447A - Improvements in or relating to alternating current electric motors of small size : en
  • GB451656A - Improvements in or relating to cracking hydrocarbon oils : en
  • AU2368835A - Improvements in or relating to photographic apparatus : en
  • CA359558A - Baby carriage device : en fr
  • CA359619A - Electrodeposition : en fr
  • GB451420A - Process for the manufacture of azodyestuffs : en
  • US2049625A - Automatic defrosting device : en
  • US2049720A - Flue radiator : en
  • US2049872A - Vacuum pump : en
  • US2049584A - Electrical weft detecting mechanism for pick-and-pick looms : en
  • US2049640A - Cotton harvesting, cleaning, and hulling machine : en
  • US2049998A - Adjustable spout for granular materials : en
  • US2049708A - Refrigerator : en
  • USD100629S - Design fob a goblet ob similab : en
  • GB451288A - Improvements in or relating to methods of and means for locating earth faults on overhead electric power transmission lines : en
  • CA359647A - Oil and gas separator : en fr
  • GB451347A - Process of colour photography : en
  • US2049601A - Railway brake structure : en
  • FR801595A - Wave collector cabinet : en fr
  • USD100749S - Design fob a textile fabric : en
  • AU2196835A - Improved adjustable combination chair and couch : en
  • US2050220A - Terminal for edge wound resistors : en
  • AU2423935A - Improvements relating to ovens : en
  • GB451312A - Improvements in or relating to signalling, indicating and/or controlling systems : en
  • CA359608A - Cupric mixture : en fr
  • US2049447A - Condensation products and process for preparing same : en
  • US2050206A - Molded pulp article : en
  • GB451440A - Improvements in boilers and furnaces therefor : en
  • GB451563A - Improvements in and relating to motor vehicle hoists : en
  • US2049921A - Container for medicine tablets : en
  • DE633801C - Refrigerator tow tractor : de en
  • FR801422A - Improvements made to headlamp windows for signaling and lighting : en fr
  • GB451518A - Improvements in variable pitch airscrews : en
  • DE633606C - Machine for the production of shaped pieces of wood or the like, in particular of shoe heels : de en
  • DE633662C - Rotatable annealing and calcining furnace : de en
  • US2049615A - Automatic switching system : en
  • US2049954A - Variable pitch propeller : en
  • USD100674S - Design for a shoe or article of : en
  • USD100690S - Design fob an electric fan : en
  • US2049803A - Hosiery : en
  • AU2395035A - Improvements in centrifuges : en
  • FR801489A - Process for strengthening glass and glass articles obtained by this process : en fr
  • GB451585A - Improvements in or relating to magnetic separators : en
  • FR801375A - Lollipop : en fr
  • FR801529A - Improvements to chargers for cinematographic cameras : en fr
  • FR801433A - Gluing process and surface treatment of wood : en fr
  • US2049827A - Carding machine : en
  • US2049942A - Illuminated sign : en
  • US2049961A - Spring-structure : en
  • AU2563835A - Test switching block for electricity meters : en
  • US2049843A - Signal device : en
  • US2049853A - Acoustic-kinetoscope : en
  • USD100686S - Design for a paste tube : en
  • US2049844A - Bucksaw : en
  • US2049659A - Chair : en
  • US2050202A - Method of making a rubber tire : en
  • US2049717A - Electric toaster : en
  • DE633493C - Device for the electrical determination of a vector from its coordinates : de en
  • DE633791C - Resilient pit stamp : de en
  • DK51953C - Filter element. : da en
  • US2049981A - Hot top : en
  • AU2318235A - An improved plough disc : en
  • US2049771A - Method of making silver contacts : en
  • US2050098A - Elastic sanitary telephone protector : en
  • US2049735A - Combined camera and flash lamp : en
  • US2050111A - Scalp blower : en
  • US2050186A - Strain gauge : en
  • FR801568A - Improvements in processes for the manufacture of cigarette paper or the like : en fr
  • GB451318A - Improvements in and relating to devices for preventing the escape of unignited gas from gas cookers and the like : en
  • US2049510A - Azo-anthranilic acid and its production : en
  • US2050042A - Valve regulator : en
  • US2050009A - Machine for making and driving corrugated fasteners : en
  • DE633652C - Process for the preparation of 1,3-dibromo-2-aminoanthraquinone monosulfonic acid : de en
  • FR801416A - Process for preparing nitrogen compounds of the anthracene series : en fr
  • AU2367335A - Improvements in cutters for sheepshearing machines : en
  • GB451459A - Improvements in smokers ash-trays : en
  • FR801518A - Improvements to suction cups used to prevent siphoning from air barriers or similar devices : en fr
  • GB451366A - Improvements in or relating to shirt collars : en
  • DE633737C - Process for the production of double-walled hollow glass bodies : de en
  • FR801455A - Manufacturing process for translucent or transparent toothpaste : en fr
  • IE14102L - Applying adhesive to fabrics : en
  • CA359632A - Railway car roof : en fr
  • US2049904A - Vehicle suspension : en
  • AU2325135A - Improvements in or relating to radio direction finding installations : en
  • AU2367035A - Improvements in and relating to eleectrical water or liquid heaters : en
  • US2049712A - Electrical control system : en
  • US2049861A - Machine control : en
  • US2049886A - Chaplet : en
  • US2049825A - Antiskid chain : en
  • US2050081A - Direction indicator for motor vehicles : en
  • US2049935A - Surface dressing machine : en
  • GB451541A - Improvements in or relating to pipe couplings : en
  • US2049824A - Carding machine : en
  • US2050155A - Lock : en
  • DE633674C - Engraving or copy milling machine with pantograph : de en
  • US2049440A - Process of removing water from aqueous aliphatic acids : en
  • CA359574A - Ore classifier : en fr
  • AU2548035A - Method of forming sound records andthe like : en
  • GB451574A - Improvements in or relating to cathode ray tubes, preferably for television purposes : en
  • DE633700C - Machine for pulling draenage graves : de en
  • DK51980C - Absorption circuit process by which air and aqueous or water-absorbing materials exchange their moisture content. : da en
  • FR801454A - Vending machine mounting system : en fr
  • GB451332A - Improvements in and relating to illuminating appliances : en
  • US2049885A - Latch bar hammer for dipper buckets : en
  • US2049412A - Method and apparatus for cutting phenolic resin : en
  • USD100633S - Design fob a goblet ob simjlab : en
  • CA359553A - Combination tool : en fr
  • US2050017A - Course governor for dirigible crafts : en
  • GB451351A - Improvements in and relating to furnace grates : en
  • GB451376A - Improvements relating to gameballs : en
  • GB451502A - Improvements in centrifugal dust collectors : en
  • US2049507A - Inks : en
  • US2050218A - Flexible shingle : en
  • US2049666A - Fishing reel : en
  • US2050001A - Method of laying tile floors : en
  • US2050026A - Sinuous seam weld and process of making same : en
  • US2049875A - Lock system : en
  • USD100625S - Design for a goblet ob similar : en
  • CA359602A - Grading or sorting machine : en fr
  • FR801471A - Boiler coil intended in particular for ships : en fr
  • FR801389A - Bracelet : en fr
  • US2049498A - Oil purifying system : en
  • US2050057A - Template : en
  • USD100706S - Design for a standard for perma : en
  • US2049529A - Collapsible tube : en
  • US2049962A - Placer machine : en
  • US2050232A - Time delay relay and control system employing the same : en
  • FR801434A - Improvements to pump injectors : en fr
  • US2049740A - Counterbalancing mechanism for steam locomotives : en
  • US2050059A - Relay system : en
  • US2050004A - Process for coating articles of food : en
  • US2049660A - Shoulder-strap retaining device : en
  • US2050215A - Apparatus for driving pile shells : en
  • US2049561A - Method and apparatus for electrical treatment of gases or liquids : en
  • US2049699A - Gas converting furnace : en
  • US2049673A - Control means for harvesters or the like operating mechanism : en
  • US2049609A - Belt buckle : en
  • US2050228A - Method of and apparatus for making corrugated articles : en
  • DE633813C - Control device for small power steam systems equipped with drum water tube boilers, especially for rail or road vehicles : de en
  • DE633832C - Infinitely variable transformer : de en
  • DE633850C - Fire alarm with device to hold the reporting person on the wrist : de en
  • GB451476A - Percolator with drawers : en
  • DE633828C - Thermocouple with high thermal power : de en
  • GB451558A - Improvements in or relating to desk or wall calendars : en
  • USD100614S - Design for a shoe : en
  • US2049748A - Heat exchanger : en
  • US2050205A - Means for and method of preventing issuance of refractory-contaminated glass from feeder outlets : en
  • USD100617S - Design fob a goblet ob similab : en
  • DE633693C - Process for the splitting hydrogenation of extracts from solid fuels : de en
  • DE633831C - Multi-phase distribution transformer : de en
  • AU2365435A - Compositions for setting animal fibres such as wool and hair : en
  • US2049706A - System for transmitting intelligence : en
  • US2050238A - Arrangement of marine boilers : en
  • US2049637A - Spark timer for internal combus : en
  • US2049808A - Seed grader : en
  • CA359660A - Traffic control system : en fr
  • AU159836A - Process forthe destructive hydrogenation of coal : en
  • CA359566A - Food preservation : en fr
  • DE633766C - Device for stripping pressed (injected) tubes, sleeves and similar thin-walled hollow bodies from the press ram : de en
  • FR801571A - Film camera on reels : en fr
  • GB451301A - Improvements in tuning coil arrangements for radio receivers : en
  • US2049925A - Metal frame for constructing building boards : en
  • DE633748C - Friction shock absorbers, especially for cars : de en
  • US2049544A - Screw calk for horseshoes : en
  • US2049450A - Expansible cutter tool : en
  • US2049576A - Method of preparing meat sauce : en
  • US2049586A - Single reflector type microphone : en
  • US2049817A - Coke-oven : en
  • US2050156A - Stabilized nonslippable fabric and method of its manufacture : en
  • FR801528A - Improvement in radiant burners : en fr
  • US2049854A - Controlling apparatus for highway crossing signals : en
  • GB451936A - Improvements in or relating to power operated shutters or doors : en
  • FR801386A - Bathing cap : en fr
  • FR801524A - Control device for electric motors : en fr
  • GB451592A - Hand-rails and the like for public conveyances : en
  • DE633788C - Device for monitoring individual drives, machine parts or groups of such and their auxiliary equipment of electrically driven multi-part machines : de en
  • US2049460A - Tire cover and support therefor : en
  • US2049564A - Keyboard for accompaniment for : en
  • GB451410A - Improvements in or relating to machines for attaching heels to boots or shoes : en
  • US2049549A - Regulator : en
  • US2049734A - Manufacture of cement : en
  • GB451292A - Improvements in or relating to electrical connectors or switch contacts of the plug and socket type : en
  • DE633355C - Machine for filling ampoules etc. like : de en
  • DE633708C - Thread spool for sewing machines, especially for rotating grippers : de en
  • US2049573A - Control of aircraft : en
  • US2049991A - Car door lock : en
  • US2049702A - Amphibious surfboat : en
  • US2049972A - Retarder : en
  • CA359618A - Electrodeposition : en fr
  • US2049522A - Friction element : en
  • DE633699C - Process for the transfer of substances or mixtures of substances into uniformly shaped cores : de en
  • FR801394A - Glass with low coefficient of expansion, for the manufacture of telescope mirrors and other massive objects : en fr
  • GB451573A - Improvements in coated or laminated products and method of making same : en
  • DE633724C - Process for the production of lubricating oils : de en
  • US2050012A - Glass body forming machine : en
  • USD100679S - Design fob an automobile : en
  • DE633643C - Pencil sharpener : de en
  • US2049696A - Transmission gear : en
  • US2049815A - Hot-blast stove burner connection arrangement : en
  • USD100688S - Design for a wheel : en
  • US2049442A - Neutral salts of medicinal alkaloids and process for preparing the same : en
  • US2050193A - Pigment composition and preparation thereof : en
  • DE633794C - Device for checking and (or) displaying the vacuum in vacuum discharge apparatus with glow or mercury cathode and with diluted gas or vapor filling, especially in mercury vapor rectifiers : de en
  • DE633795C - Overhead crane with a coupling and locking device for the mobile building wall that can be operated from the driver's cab : de en
  • FR801436A - Mechanics for key-operated musical instruments : en fr
  • GB451575A - An improved method of producing olefine gases : en
  • AU2365335A - Improvements in or relating to electron discharge devices : en
  • CA359587A - Electric signalling system : en fr
  • DE633716C - Bracket for covering gripper wheels or chains : de en
  • DE633751C - Closure for vessels, especially bottles : de en
  • GB451422A - Improvements relating to the securing of wickerwork or like covering material to chairs or other articles of furniture : en
  • DE633654C - Electric iron with switch base : de en
  • GB451660A - Improvements in or relating to the manufacture of cellulose esters : en
  • US2049812A - Device for drying containers internally : en
  • USD100682S - Design fob a running board cover : en
  • USD100719S - Design fob a slipper : en
  • CA359577A - Electrical conductor : en fr
  • DE633739C - Device for the fixed coupling of draen pipes : de en
  • USD100746S - Design for a woven textile fabric : en
  • US2049960A - Burner control apparatus : en
  • US2049887A - Full fashioned knitting machine : en
  • CA359655A - Shovelling hand-truck : en fr
  • CA359537A - Froth flotation ore separation : en fr
  • US2049668A - Fuel burning device : en
  • DE633561C - Process for producing NN'-dichloroazodicarbamidine : de en
  • DE633833C - Process for the preparation of monoazo dyes : de en
  • US2049539A - Combined tilting stool and basket : en
  • US2050217A - Method of testing the point bearing capacity of a pile shell : en
  • USD100636S - Design fob a goblet ob sjmilab : en
  • DE632376C - Process for the preparation of acidic chromating dyes of the anthraquinone series : de en
  • CA359539A - Comestible freezing apparatus : en fr
  • FR801594A - Articulated assembly between axle and chassis, for railway vehicles : en fr
  • US2049697A - Lenticulated film for processes in color-cinematography : en
  • US2050005A - Bearing puller : en
  • CA359549A - Nipple : en fr
  • GB451454A - Improvements in or relating to electrical distribution boards for use in feeder pillars or the like : en
  • US2049652A - Steam power plant generator : en
  • US2049520A - Tweezers : en
  • USD100700S - Design for a cocktail shaker : en
  • CA359652A - Orthoptic training means : en fr
  • GB451508A - Improvements in and relating to electric discharge devices : en
  • CA359613A - Colouration production on materials : en fr
  • US2049629A - Television receiving apparatus : en
  • US2049879A - Can opening machine : en
  • US2049621A - Remote control system : en
  • US2049679A - Hay fork : en
  • DE633678C - Pendulum roller bearing for conveyor belt rollers : de en
  • GB451359A - Process for the manufacture of valuable products from boron fluoride and oxy-acids of phosphorus : en
  • US2049833A - Mechanical stoker : en
  • US2049890A - Seat actuated compression tank water closet : en
  • US2050000A - Lift truck : en
  • US2049541A - Dispenser and opener for sealed cans : en
  • USD100641S - Design fob a goblet or similar : en
  • US2049505A - Apparatus for drawing glass : en
  • CA359611A - Electro-plating apparatus : en fr
  • US2050019A - Method of manufacturing containers : en
  • GB451510A - Improvements in or relating to automatic sheet feeding machinery : en
  • GB451443A - Improvements in dynamo-electric machines : en
  • US2049464A - Automobile closure : en
  • USD100638S - Design for a goblet or similar : en
  • US2049504A - Cyclic process for reducing titanium sulphate liquors : en
  • CA359552A - Cellulosic material : en fr
  • CA359626A - Photographic print developing device : en fr
  • US2049820A - Battery marker and tag holder : en
  • US2050044A - Combination bed lamp and radio : en
  • FR801477A - Improvements to installations for the removal of animal wastes and detritus of all kinds and for the purification of polluted water from slaughterhouses : en fr
  • CA359625A - Electric cable system : en fr
  • US2049684A - Eyeglass hanger : en
  • US2050073A - Apparatus for dynamically balancing rotatable bodies : en
  • US2049497A - X-ray film packet : en
  • US2049796A - Lock guard : en
  • DE633797C - Process for welding hard or composite steel rail joints : de en
  • US2049643A - Motor vehicle : en
  • US2049540A - Area measuring machine : en
  • US2050039A - Signaling system and circuit controller for use therein : en
  • US2050110A - Perpetual calendar : en
  • US2050117A - Vaporizer : en
  • DK51964C - Coupling to Scale Lighting Lamps in Radio Receivers. : da en
  • US2049965A - Lead pencil : en
  • CA359593A - Bottle cap : en fr
  • CA359590A - Sound record making apparatus : en fr
  • US2049757A - Machine for filling, closing, and sealing bags : en
  • USD100660S - Design fob a goblet or similar : en
  • GB451413A - Improvements in or relating to advertising and display apparatus : en
  • CA359667A - Air compressor : en fr
  • US2049456A - Shove down tire cover : en
  • US2050185A - Continuously variable transmission : en
  • GB451512A - Improvements in or relating to telephone systems : en
  • GB451548A - Improvements in or relating to dynamic loudspeakers : en
  • US2050161A - Vending machine : en
  • DE633720C - Movement plate : de en
  • US2049738A - Clutch control device for motor vehicles : en
  • US2050223A - Color motion picture camera : en
  • USD100696S - Design for a hydraulic feed : en
  • DE633892C - Resilient intermediate member connected to a conveyor means for feeding coal or the like into containers or wagons : de en
  • FR801499A - Process for the preparation of aliphatic-aromatic condensation products : en fr
  • US2049516A - Packless valve bonnet : en
  • US2050023A - Pipe joint : en
  • US2050088A - Forming machine : en
  • CA359554A - Sewage purification : en fr
  • CA359645A - Cooking apparatus : en fr
  • US2049479A - Safety mechanism for wringers and the like : en
  • USD100676S - Design fob a shoe ob similab article : en
  • USD100725S - Design for a lace : en
  • GB451589A - Improvements in and relating to the manufacture of dextrose : en
  • CA359637A - Railway car roof : en fr
  • CA359586A - Hot water heating system : en fr
  • US2050060A - Needle support for knitting machines : en
  • US2049924A - Testing apparatus : en
  • US2049822A - Apparatus for beading eyelets : en
  • CA359670A - Woven wire fabric : en fr
  • USD100726S - Design for a badge ob similar : en
  • US2049432A - Coloring of materials made with or containing cellulose derivatives : en
  • USD100714S - Design for a bottle : en
  • DE633669C - Steel holder for turning benches : de en
  • FR801558A - Reaction arrangement, in particular for the production of currents in the form of : en fr
  • GB451384A - Improvements relating to tennis racquets : en
  • FR801581A - Process for preparing azo dyes soluble in water : en fr
  • GB451513A - Improvements in or relating to the casting of rainwater, soil or like pipes or gutters, or sockets or fitments therefor : en
  • GB451528A - Reeling device for wire or the like : en
  • US2049530A - Attachable water softener : en
  • US2049588A - Submarine antenna : en
  • FR801462A - Advanced artificial resins : en fr
  • USD100665S - Design for a bracelet : en
  • DK51975C - Procedure for supplying box cases to labeling machines and an associated apparatus. : da en
  • DE633707C - Hook track for sewing machines : de en
  • DE633855C - Device for stacking sheet metal packages with a certain number of panels : de en
  • US2049837A - Vegetable top cutter : en
  • US2049995A - Electric circuit-breaker with compressed gas blow-out : en
  • US2049862A - Metal wall building construction : en
  • US2049528A - Double glazed window : en
  • CA359614A - Yarn measuring device : en fr
  • FR801523A - Mechanically cooled refrigeration cabinet : en fr
  • GB451417A - Improvements in or relating to gas-tight joints suitable for evacuated apparatus : en
  • CA359569A - Cellular ceramic product : en fr
  • US2050144A - Conveyer turn construction : en
  • DE633770C - To ensure that the machine starts up from all positions of the control parts, the control system for flywheelless piston engines : de en
  • CA359646A - Pipe joint : en fr
  • FR801385A - Anti-glare device protecting from the light of the headlights of oncoming vehicles at night : en fr
  • US2049980A - Hot top : en
  • US2049647A - Gas discharge relay : en
  • US2049985A - Method of preparing a paving composition : en
  • US2050084A - Fluid pressure gauge : en
  • FR801587A - Safety or adjustment device for internal combustion engines : en fr
  • GB451546A - Improvements in or relating to lens drilling machines : en
  • GB451846A - Improvements in arrangements for automatically controlling the playing of disc gramophone records : en
  • US2049910A - Aeroplane : en
  • USD100656S - Design for a goblet ok similar : en
  • US2049599A - Rubber stamp mount : en
  • US2050125A - Door check : en
  • GB451503A - Folding umbrella : en
  • GB451571A - Swing mirror regulator : en
  • CA359568A - Electrical connecting link : en fr
  • DE633821C - Process for the production of Kuepen dyes : de en
  • DK51955C - Vending machine grinder. : da en
  • FR801579A - Electric boiler for the production of steam or hot water : en fr
  • US2049675A - Machine for simulating handwriting : en
  • USD100619S - Design for a goblet or similar : en
  • FR801442A - Portable greening device : en fr
  • GB451491A - Improvements in and relating to laundry listing machines : en
  • DE633777C - Process for the production of cleaning agents in solid form ready for dispatch : de en
  • US2049487A - Fluid distributing and delivery control means : en
  • US2050134A - Fuel injection pump : en
  • US2050128A - Thermometric method of locating the top of the cement behind a well casing : en
  • GB451333A - Improvements in and relating to cable distributors more especially for television cables : en
  • GB451448A - Improvements in and connected with trawl fishing gear : en
  • IE13780L - Tip-up seats : en
  • GB451511A - Improvements in or relating to electric batteries : en
  • US2049449A - Fabricated structure and method of making the same : en
  • US2049866A - Muller type mixer : en
  • US2049882A - Building tile : en
  • DE633806C - Device for filling the molds of briquette presses : de en
  • GB451365A - Improvements in stands or supports for displaying photographs, pictures, cards and the like : en
  • DE633568C - Rotatable furnace for roasting and melting purposes : de en
  • DE633755C - Production of Ammond double or mixed salts : de en
  • DE633759C - Ventilation device for the runners of electric turbo generators : de en
  • FR801512A - Trailer : en fr
  • DE633717C - Testing device for winding and similar textile machines to determine thin spots in yarns or the like. : de en
  • GB451311A - Improvements in and relating to methods of hermetically sealing receptacles : en
  • FR801445A - Tobacco Feeder Improvements : en fr
  • US2049936A - Yieldable shaft coupling : en
  • US2049481A - Symmetrical vertical roaster with air-cooled drip pan : en
  • US2049596A - Engine : en
  • US2049755A - Tension device for knitting machines : en
  • GB451432A - Improvements in or relating to apparatus for dispensing liquids in measured or predetermined quantities : en
  • US2049859A - Track circuit : en
  • FR801406A - Improved method of treating fiber and machine for applying said method : en fr
  • US2049566A - Wheel structure : en
  • FR801493A - Filter holder : en fr
  • FR801543A - Power transmission device : en fr
  • GB451386A - Improvement in a device for shuffling and dealing playing cards : en
  • US2050143A - Display spacer : en
  • USD100683S - Design for a toy weapon : en
  • US2049627A - Stock quotation system : en
  • US2049807A - Portable tube stand : en
  • CA359665A - Knitted fabric : en fr
  • US2049695A - Remote control apparatus : en
  • US2050006A - Arch supporter : en
  • US2050198A - Accelerator of vulcanization : en
  • US2049514A - Adhesive applying mechanism for tubing machines : en
  • US2049811A - Vacuum tube with high-emission cathode : en
  • AU2364735A - Improvements relating to electric accumulators : en
  • GB451445A - Improvements in or relating to wire rope and cable clips and the like : en
  • GB451572A - Improvements relating to electric accumulators : en
  • US2049794A - Pump : en
  • US2050083A - Brake equalizer : en
  • IE13794L - Cinema seat attachment : en
  • US2049548A - Lock : en
  • US2050066A - Convertible weft detector : en
  • US2050139A - Lubricant and method of treating : en
  • FR801393A - Hedgehog drawing device for preparatory spinning of combed wool : en fr
  • FR801426A - Improvements to t receptor devices. s. f., or the like and to the tuning control devices used with them : en fr
  • GB451577A - Improvements in flexible mountings for aircraft engines : en
  • US2049741A - Means for the recovery of precious metals from ore : en
  • CA359635A - Railway car roof : en fr
  • USD100694S - Design for a display stand : en
  • CA359596A - Lubricating oil : en fr
  • AU2365135A - Improvements in or relating to photographic developing and treating machines : en
  • DE633687C - Combination tanning : de en
  • US2050055A - Method of making preformed sound absorbing units : en
  • US2049488A - Extraction of osmium from ores and minerals : en
  • US2049690A - Drive mechanism : en
  • USD100717S - Design for a combined game appara : en
  • US2049506A - Oil range : en
  • US2050147A - Track for torch carriages : en
  • US2049465A - Joint for electric cables : en
  • AU2367435A - Improvements in sheepshearing machine combs : en
  • DE633701C - Dressing of seeds : de en
  • DE633650C - Water turbine system with horizontally arranged turbine and vertical machine shaft as well as dammed inlet : de en
  • FR801546A - Ski binding device : en fr
  • GB451442A - Improvements in the manufacture and production of vinyl acetylene : en
  • GB451401A - Apparatus for calculating the spacing of type for printed matter : en
  • USD100708S - Design for a bottle : en
  • FR801448A - Improvements to portable cash dispenser lockers : en fr
  • GB451391A - Improvements in and relating to shoe presses : en
  • FR801440A - Auto-strike nail puller : en fr
  • DE633893C - Filter body composed of porous individual filter plates : de en
  • FR801526A - Device for supercharging railcar engines : en fr
  • GB451306A - Improved gear for conveying rotary motion : en
  • DE633840C - Water heater with a heating coil heated by a stove-top flame : de en
  • DE633752C - Meat grinder perforated disc : de en
  • US2050093A - Shockless trailer tongue attachment : en
  • DE633874C - Lid holding device : de en
  • DE633732C - Device for feeding sheets of paper lying flat on top of one another under a stapling head : de en
  • DE633718C - Process for the production of zinc muffles and other refractory items for zinc refinement : de en
  • FR801580A - Drying facility : en fr
  • GB451431A - Improvements in and relating to gas-blast electric switches : en
  • US2049557A - Photo composing machine : en
  • US2049774A - Sealing device : en
  • DE633670C - Film tape holder for photographic enlargers : de en
  • DE633807C - Tilt mold for the production of concrete bodies : de en
  • CA359615A - Loom : en fr
  • US2049655A - Windmill : en
  • US2050018A - Method of preparing phenylmercury acetate : en
  • CA359638A - Railway car roof : en fr
  • US2049642A - Fluid metering system and apparatus : en
  • US2049572A - Aerodynamic control of aircraft : en
  • US2049633A - Reclamation of battery plate scrap : en
  • US2050015A - Protective device for motor vehicles : en
  • GB451570A - Improvements in and relating to machines for coiling wire : en
  • US2049521A - Flush valve : en
  • US2049594A - Display case : en
  • FR801352A - Electric switch device : en fr
  • FR801404A - Process for the retransmission of telephone communications : en fr
  • FR801490A - Process for preparing 1, 1-dichloroethane : en fr
  • GB451309A - Improvements in electrically heated water reservoirs : en
  • CA359624A - Piano mechanism : en fr
  • US2049900A - Pouring and storing container : en
  • US2050013A - Clothes wringer : en
  • US2049606A - Forging die-button type : en
  • US2049894A - Radio tuning device : en
  • USD100623S - Design for a goblet or similar : en
  • DE633676C - Display device for the game processes in card games : de en
  • US2049443A - Thermocouple alloy : en
  • US2050221A - Terminal for edgewise wound resistors : en
  • DE633845C - Pendulum pressure window for cinematographic recording cameras : de en
  • USD100741S - Design fob a traffic button : en
  • US2049429A - Tile mounting : en
  • US2049895A - Loose leaf binder : en
  • CA359653A - Dishwashing machine impeller : en fr
  • GB451356A - Manufacture of aminopyrene-sulphonic acids : en
  • GB451490A - Improvements in springing arrangements for vehicles : en
  • DK51969C - Detachable Fender for Bicycles. : da en
  • FR801461A - Manufacturing process of electrodynamic devices : en fr
  • GB451500A - Manufacture of quaternary ammonium compounds of imidazoles : en
  • US2049693A - Track roller guard : en
  • GB451561A - Improvements in control devices for automobiles : en
  • US2050071A - Hinge : en
  • US2049470A - Ore concentration : en
  • US2049906A - Metallic receptacle and closure therefor : en
  • US2049970A - Panel upholstering machine and method : en
  • DE633603C - Device for reversing a hay lift winch : de en
  • US2049753A - Rocker shaft bearing for looms : en
  • USD100664S - Design for a desk : en
  • DE633849C - Fluid brake for barrel recoil guns with a mandrel for reverse braking and a forward brake rod protruding into this : de en
  • GB451474A - Improvements in electric discharge tubes : en
  • AU2364135A - An improved device for holding balls of wool andthe like : en
  • CA359630A - Railway car roof : en fr
  • US2050129A - Wind wheel for windmills : en
  • US2050014A - Box type cap for excavating teeth : en
  • DE633651C - Adjustable belt, in particular a belt buckle : de en
  • CA359616A - Corrugated fastener : en fr
  • US2049968A - Boat rib : en
  • US2050176A - Handle pad : en
  • CA359579A - Multiple flame nozzle : en fr
  • CA359654A - Door securer : en fr
  • US2049493A - Exterior wall protection for grain elevators, etc. : en
  • US2050171A - Floral rack : en
  • CA359544A - Card game : en fr
  • CA359657A - Nut locking device : en fr
  • US2049786A - Glass feeder : en
  • US2049988A - Process for obtaining vitamins : en
  • GB451364A - Improvements in or relating to machines for cleaning or treating floors, walls and the like : en
  • GB451472A - Process for the protection of cast iron and steel against oxidation at high temperatures : en
  • GB451590A - Improvements in or relating to cathode ray tubes : en
  • DE633818C - Switch with arc extinguishing by a flowing or expanding gas or vapor extinguishing agent : de en
  • GB451290A - Improvements in or relating to grinding or lapping machines : en
  • DE633803C - Device for drying lacquered wires in a pull-through process : de en
  • FR801358A - Improvements in the manufacture of cellulose esters : en fr
  • GB451373A - Improvements in machine guns and the like : en
  • DE633830C - Electric remote control and feedback device : de en
  • US2050162A - Shingle : en
  • US2050203A - Accelerator of vulcanization : en
  • US2049563A - Process of treating fruit : en
  • US2049775A - Fluid control device : en
  • US2049943A - Process for obtaining chlorinated rubber from its solutions : en
  • USD100732S - Design for a textile fabric : en
  • GB451495A - Improvements in and relating to electrical communication systems : en
  • GB451519A - Improvements relating to incandescence gas lighting : en
  • FR801452A - Heat exchanger body : en fr
  • GB451600A - Improvements in the manufacture of tungsten wire : en
  • GB452137A - Improvements in and relating to the washing or cleaning of gases : en
  • GB451427A - Improvements in cable connectors for electrical distribution systems, specially applicable for neutral cable connections of switchboards, street boxes and the like : en
  • DE633838C - The mirror reflector can be attached to the chest and adjusted with a ball joint : de en
  • US2049631A - Engine cylinder liner : en
  • DE633826C - Process for regulating the temperature in the pressure hydrogenation of carbonaceous starting materials : de en
  • DE633704C - Construction method - preferably with riveting - for hollow wall panels : de en
  • DE633822C - Eye glasses for protective masks and goggles : de en
  • FR801380A - Process for obtaining hydrogen or gas mixtures containing it : en fr
  • GB451315A - Improvements in and relating to woodworking machinery : en
  • US2049952A - Machine and method for manufacturing containers : en
  • USD100658S - Design fob a : en
  • FR801496A - Reversible cufflink holder : en fr
  • US2049467A - Production of aliphatic polyamines : en
  • DE633730C - Bell or ring filter for pipe wells : de en
  • DE633740C - Secateurs : de en
  • US2049705A - Translating system : en
  • US2049903A - Combined hinge pin and supporting hook : en
  • AU2370035A - Process and apparatus forde-hairing hides : en
  • GB451388A - Improvements in or relating to stretchers : en
  • US2049628A - Vehicle brake : en
  • FR801362A - Coupling control device for circuits h. f. -m. f. and in particular those used in t. s. f. to vary the selectivity and therefore the bandwidth : en fr
  • DE633776C - Electrical contact device intended for actuation by measuring instruments : de en
  • GB451521A - Improvements in or relating to automatic pipe or electric couplings for rail and like vehicles : en
  • GB451588A - Improvements relating to footballs and the like inflatable playing balls : en
  • US2049519A - Slicing machine : en
  • US2049417A - Rotary cup machine : en
  • US2049667A - Typewriter attachment : en
  • USRE20055E - Rivet and method of setting : en
  • FR801407A - Improvements in the manufacture of steel or other metal tubes : en fr
  • GB451295A - An improved water flow meter : en
  • USD100715S - Design for a storm curtain : en
  • US2049478A - Regenerative furnace : en
  • US2049747A - Circuit controller : en
  • US2049939A - Locking device : en
  • US2050007A - Continuous rotary filter : en
  • CA359662A - Lubricating device : en fr
  • US2049426A - Brake structure : en
  • USD100731S - Design for a table : en
  • US2049597A - Coin chute : en
  • USD100711S - Design for a heater : en
  • DE633417C - Device for extracting gases or vapors from horizontal coking chambers : de en
  • CA359588A - Poultry defeathering method : en fr
  • GB451451A - Improvements in or relating to cathode ray tubes and methods of manufacturing the same : en
  • GB451449A - An improved grain sprouting system and apparatus : en
  • US2049963A - Wheel mounting means for motor vehicles : en
  • FR801403A - heating elements for indirectly heated tubular cathodes : en fr
  • GB451433A - An improved apparatus for playing an educational game : en
  • US2049423A - Process of refining petroleum distillate : en
  • US2049602A - Vacuum cleaner : en
  • USD100724S - Design for a floor brush : en
  • US2049831A - Window screen : en
  • US2049978A - Manufacture of bituminized felts : en
  • FR801351A - Method of fixing devices for the precise measurement of variations in length of test pieces : en fr
  • GB451305A - Improvements relating to clutches : en
  • GB451392A - Improvements in and relating to side buffers for motor and like vehicles : en
  • DE633649C - Device for the uniform movement of films, in particular of sound or. Sound films : de en
  • DK51972C - Power strip. : da en
  • US2049490A - Grinding fixture : en
  • US2049938A - Method of extruding lead : en
  • CA359623A - Latex composition : en fr
  • CA359668A - Milk ticket : en fr
  • US2049977A - Container : en
  • US2050188A - Method of producing derivatives of hydroxy aryl compounds : en
  • US2050067A - Phase modulation : en
  • US2049711A - Drying oven : en
  • USD100652S - Design for a goblet or similar : en
  • FR801569A - Improvements in coupling devices for tubes : en fr
  • FR801451A - Improvements made to signaling headlamp windows : en fr
  • GB451553A - Improvements in or relating to means for securing nosings on the hubs of air screws : en
  • CA359581A - Tennis ball storing method : en fr
  • CA359620A - Electrodeposition : en fr
  • FR801591A - Manufacturing process of a mineral wool insulating tape : en fr
  • GB451444A - Improvements in the manufacture and production of n-vinyl compounds : en
  • USD100740S - Design fob a cap : en
  • US2050149A - Television : en
  • USD100718S - Design for a shoe or similar article : en
  • USD100743S - Design for an elastic fabric : en
  • US2049987A - Method of and means for protecting combustibles : en
  • US2049614A - Railway car structure : en
  • US2049823A - Cloth cutting machine : en
  • US2050146A - Circumferential pipe cutting or welding machine : en
  • DE633679C - Brake conveyor with rotating drivers : de en
  • FR801521A - Azo dyes and process for their preparation : en fr
  • GB451557A - New or improved method of and means for improving or correcting the acoustical effects of a room : en
  • IE14061L - Electric batteries : en
  • US2050210A - Shoe sole construction : en
  • USD100695S - Design for an airplane : en
  • US2050020A - Method of and apparatus for remote pressure control in fluid distribution systems : en
  • US2049914A - Wire feed : en
  • US2049788A - Glass feeder : en
  • CA359599A - Decorated sheet material production : en fr
  • CA359570A - Coated material production : en fr
  • US2049421A - Soot blower : en
  • US2049613A - Locomotive structure : en
  • US2049888A - Bleaching agent and process for making same : en
  • US2049971A - Deep well drilling apparatus : en
  • US2050079A - Cigarette case : en
  • US2049899A - Electric vaporizer and humidifier : en
  • US2049832A - Acoustic material : en
  • US2049703A - Wheel balancer : en
  • US2049770A - Musical instrument string : en
  • US2049933A - Multiple hull extractor : en
  • DE633784C - Device that can be used as a pump, motor or transmission element or the like : de en
  • GB451496A - Improvements in and relating to electrical communication systems : en
  • DE633697C - Clamp arrangement for testing electrical measuring devices such as counters and wattmeters without interrupting the power output : de en
  • GB451302A - Improvements relating to junction boxes : en
  • GB451467A - Cap-stiffening material for use in the manufacture of boots and shoes : en
  • US2050233A - Hob : en
  • USD100657S - Design fob a goblet or similar : en
  • AU2437235A - Improvements in or relating tothe preparation of alkaline earth metals : en
  • CA359567A - Electric meter : en fr
  • CA359540A - Electric brooder : en fr
  • US2049474A - Vehicle : en
  • USD100687S - Design for a dairy product : en
  • US2049634A - Totalizing device : en
  • CA359583A - Cellulose ester composition : en fr
  • CA359628A - Hatch construction : en fr
  • US2050179A - Track handling machine : en
  • CA359672A - Animal trap : en fr
  • FR801469A - Hydrogen manufacturing process : en fr
  • AU2405135A - Improvements in and connected withthe pressing of glass articles : en
  • CA359597A - Well pressure recording motor : en fr
  • FR801402A - Lighting fixture : en fr
  • FR801494A - Construction of the automobile making access to all parts of the chassis and the engine simple, easy and quick : en fr
  • GB451419A - Improvements in or relating to the manufacture of vat colour powders : en
  • US2049567A - Manufacture of paper pulp : en
  • CA359641A - Hatch construction : en fr
  • CA359538A - Drinking straw or tube : en fr
  • US2049976A - Method and apparatus for controlling combustion in multiple and single retort stokers : en
  • US2050216A - Apparatus for testing the point bearing capacity of a driven pile shell : en
  • CA359592A - Dicalcium phosphate : en fr
  • US2049683A - Casket truck : en
  • US2049809A - Volume control means for radio apparatus : en
  • DE633769C - Rotary piston machine with sliding piston : de en
  • US2049427A - Tile mounting : en
  • FR801373A - Coupling or linking arrangement : en fr
  • US2049765A - Luminescent glass and method of making same : en
  • US2049839A - Change-over mechanism for valves, especially such of dry gas-meters : en
  • US2049431A - Saponification of materials comprising saponifiable esters of cellulose : en
  • US2049718A - Safety razor blade shield : en
  • US2049829A - Reservoir cover for oil stoves : en
  • US2049662A - Vanadium compounds of nu-methylene sulphonic acids of diamino dihydroxy arsenobenzene and sodium salts thereof : en
  • US2049502A - Steering unit joint : en
  • CA359656A - Burial shoe : en fr
  • US2049638A - Advertising bracket sign : en
  • DE633775C - Square base for control switches to be attached to electric cookers : de en
  • DK51973C - Electric Bicycle Light. : da en
  • US2050016A - Selectively controlled multiple clutch mechanism : en
  • FR801539A - Improvements in the manufacture of glass objects in combination with plastics : en fr
  • GB451328A - Improved apparatus for casting large glass articles : en
  • GB451325A - Improvements in or relating to locking screwed members : en
  • FR801464A - Box-shaped installation automatic circuit breaker : en fr
  • US2049568A - Egg case carrier : en
  • USD100627S - Design for a goblet or similar : en
  • USD100710S - Design for a circulation heater : en
  • GB451488A - Improvements in or relating to the cutting of soles or other articles or blanks from leather or other sheet material : en
  • GB451568A - Improvements in or relating to oscillation generator arrangements : en
  • US2049856A - Ventilator device : en
  • FR801588A - Loudspeaker enhancements : en fr
  • USD100671S - Design for a shoe or article of : en
  • DE633731C - Process for cooling and trub separation of wort on the cooling ship : de en
  • US2049804A - Apparatus for applying metallic leaf : en
  • US2050096A - Safety attachment for oil tanks : en
  • FR801556A - Device for cooling centrifugal casting molds and method of operating this device : en fr
  • GB451531A - Improvements in or relating to pneumatic engines for operating vehicle doors, gates or the like : en
  • GB451514A - Improvements in electric traction and like control systems : en
  • GB451847A - Improvements in or relating to cooling and dehumidifying gases, such as air : en
  • US2049553A - Electrical condenser : en
  • FR801507A - Internal combustion engine : en fr
  • FR801413A - Modulation method applicable in particular to short waves : en fr
  • DE633712C - Device for demonstrating wallpaper patterns u. like : de en
  • FR801589A - New process for shaping, calendering and glazing all hollow objects molded from the pulp : en fr
  • GB451584A - Improvements in and relating to shafts for golf clubs : en
  • DK51952C - Method and Apparatus for Pasteurizing Liquids, In particular Milk Under Vacuum. : da en
  • GB451437A - Improvements in and relating to the production of disulphides from 2-mercaptobenzthiazole and its homologues and substitution products : en
  • FR801408A - Process for treating cracking gasoline and resulting products : en fr
  • GB451426A - Appliance for use in fishing : en
  • FR801552A - Elastic suspension system for motor cars : en fr
  • FR801371A - Improvements to transmission mechanisms intended to dampen resistance derived from actuation of dynamos and other motor machinery : en fr
  • FR801586A - Process for making, on the sewing machine, pieces of clothing stitched in the round by zig-zag stitch seams : en fr
  • FR801400A - Process for manufacturing luminescent glass or enamel objects, and resulting products : en fr
  • FR801417A - Improvements to the processes for preparing metal n-diaryl dithiocarbamates and products obtained : en fr
  • FR801559A - Helical milling cutter : en fr
  • GB451327A - Improvements in and connected with water heating apparatus : en
  • US2050029A - Heat treating apparatus : en
  • GB451390A - Improved method of manufacturing metal tubes and pipes : en
  • FR801381A - Device for controlling distortion in a radio receiver detector : en fr
  • FR801520A - Process for preparing iron and nickel alloys capable of being magnetized : en fr
  • GB451576A - Improvements in or relating to keys for securing railway rails in their supporting chairs : en
  • FR801567A - Improvements in molding, welding and modeling materials for dental applications : en fr
  • GB451484A - Improvements in and relating to electric furnaces : en
  • FR801572A - Alloy : en fr
  • FR801428A - Improvements to detector or locator devices by sound : en fr
  • US2050065A - Cash machine : en
  • US2050166A - Seal for rolling mill bearings : en
  • USD100611S - Design fob a candle : en
  • USD100648S - Design for a goblet ob similar : en
  • FR801384A - Automatic switch : en fr
  • FR801540A - Doormat : en fr
  • GB451436A - Improvements in and relating to water heating apparatus : en
  • DE633754C - Toy plane that can be shot from a blowpipe : de en
  • DE633835C - Process for the preparation of monoazo dyes : de en
  • DE633854C - Device for feeding shoes to successive workplaces by means of trolleys moving in increments on an endless track : de en
  • DE633811C - Transducers for extrusion presses : de en
  • DE633814C - Device for amplifying electrical impulses : de en
  • GB451321A - Improved device for signalling defects in the operation of an internal combustion engine, particularly for motor cars : en
  • US2049689A - Motor vehicle : en
  • USD100631S - Design fob a goblet or similar : en
  • US2049999A - String looping apparatus and method : en
  • US2050021A - Composite film : en
  • DE633793C - Electric hand lamp, especially mine safety lamp with a gas discharge tube serving as a light source : de en
  • DE633810C - Height adjustment device for a conveyor supported by two links on a wheel axle : de en
  • FR801364A - Control for piston engines without flywheel, with main control slide driven by pressurized fluid and with an auxiliary slide controlled on the one hand by pressurized fluid and on the other hand mechanically : en fr
  • FR801463A - Multipolar electromagnetic automatic circuit breaker for installations : en fr
  • FR801418A - Electric lamp : en fr
  • US2049476A - Process for making detergent : en
  • US2049533A - Spare wheel and tire cover : en
  • US2049580A - Device for facilitating the removal of a core from a barrel : en
  • US2049713A - Garden tool : en
  • US2049907A - Building block and wall structure : en
  • FR801415A - Device for producing unwinding seam and beadwork in two-cylinder hosiery looms : en fr
  • FR801486A - Improvements to direct casting molds : en fr
  • DE624944C - Identification means for beer bottles : de en
  • US2049846A - Inking mechanism for intaglio printing machines : en
  • US2050140A - Humidified cabinet : en
  • GB451455A - Improved construction of handle : en
  • FR801432A - Sleeping bag with rubber-terry mattress and method of making this bag : en fr
  • US2049950A - Furnace : en
  • GB451441A - Improvements appertaining to radiators for the circulation of the cooling water in internal combustion engines : en
  • FR801570A - Double-acting tubular condenser : en fr
  • GB451537A - Medical spray inhaler : en
  • FR801578A - Improvements in or relating to lubrication pumps : en fr
  • GB451460A - Improvements in or relating to pipe connections : en
  • FR801582A - New aromatic bases and their use in the production of water-insoluble azo dyes : en fr
  • GB451446A - Improvements in electric lamp-holders and like electrical couplings : en
  • FR801514A - Device for increasing the speed of an electric motor without changing its constants : en fr
  • FR801419A - Improvements to copper alloys : en fr
  • FR801480A - Apparatus for cutting potatoes or the like : en fr
  • GB451304A - Process for the manufacture of new derivatives of pyrazinemonocarboxylic acid : en
  • GB451368A - Improvements in coin controlled amusement apparatus : en
  • DE633519C - Self-acting safety gear for inclined conveyor tracks with an endless tension member : de en
  • DE633792C - Process for flavoring malt or crushed malt : de en
  • USD100705S - Design for a meat mold : en
  • US2049964A - Towel holder : en
  • US2050182A - Tomato marmalade and process of making same : en
  • FR801541A - Height-adjustable support foot : en fr
  • FR801542A - Device for stopping boxes intended for the tubes of the pneumatic post which open into a common trunk : en fr
  • US2049957A - Deep well pump : en
  • US2049704A - Brick splitting mechanism : en
  • US2050091A - Adjustable sediment bulb attachment for internal combustion engine cooling systems : en
  • CA359629A - Carline assembly : en fr
  • CA359636A - Railway car roof : en fr
  • FR801515A - Motor vehicle with front wheel drive and rear wheel steering : en fr
  • GB451530A - Improvements in or relating to photo-electric exposure meters : en
  • US2049444A - Drilling machine : en
  • US2049543A - Well bit : en
  • US2050136A - Display apparatus : en
  • GB451429A - A method of purifying products containing intermediary ferments of metabolism : en
  • GB451485A - Improvements in or relating to means for distributing gases or vapours in liquids or other fluids : en
  • DE633666C - Self-collecting franking device : de en
  • US2049772A - Method of making bituminous paving materials : en
  • USD100667S - Design fob a lamp shade : en
  • US2049849A - Receptacle and closure : en
  • DE633868C - Conductor tongs for trams and Like., in which several pierced pins are used : de en
  • DE633878C - Tester with tapered mandrels for interlocking bevel gears : de en
  • AU2369035A - Improvements in or relating to mountings for photographic cameras : en
  • CA359644A - Leather dyeing process : en fr
  • US2049763A - Television sign : en
  • USD100635S - Design fob a goblet ob similar : en
  • US2049593A - Device for basketball games : en
  • GB451285A - Improvements in or relating to spring mattresses : en
  • US2049657A - Process and composition for coloring organic derivatives of cellulose : en
  • US2049834A - Manufacture of hot galvanized articles : en
  • US2049559A - Dosing apparatus : en
  • GB451282A - Improvements in, or relating to, the conditioning of chilled meat in storage or transit : en
  • FR801538A - Four-stroke controlled valve internal combustion engine : en fr
  • GB451324A - An apparatus for predetermining in an electrical installation with maximum demand tariff the consumption of energy likely to occur at the end of a measuring period : en
  • FR801466A - Device for automatic disengagement of a mechanical press at top dead center : en fr
  • GB451355A - An improved wetting agent for mercerising liquors : en
  • GB451465A - Improvements in or relating to milk bottle caps and method of making the same : en
  • DE633667C - Recoil engine for liquid fuels : de en
  • GB451383A - Improvements in and relating to electric culinary ovens : en
  • US2050062A - Electrolytic condenser : en
  • DE633764C - Dough rolling mill with scraper and an emptying belt on a certain circumferential section of the molding roller : de en
  • DE633842C - Meter and regulator for currents in closed lines : de en
  • GB451494A - Improvements in and relating to electric impedance networks : en
  • FR801506A - Installation for high frequency traffic : en fr
  • DE633660C - Process for the manufacture of medical baths and packs : de en
  • DE633796C - Collapsible frame for hoists with clamping hoists : de en
  • USD100735S - Design fob an artificial illuminated : en
  • GB451369A - The manufacture of water insoluble azodyestuffs : en
  • GB451506A - Improvements in or relating to date indicators : en
  • GB451593A - Improvement in sponges : en
  • US2049457A - Tire cover construction : en
  • US2049891A - Slide clamp : en
  • US2050148A - Cream filter and cooler : en
  • GB451346A - Improvements in or relating to modulated carrier wave receivers : en
  • USD100644S - Design for a goblet ob similar : en
  • US2049438A - Device for inserting index tabs : en
  • USD100639S - Design fob a goblet ob similab : en
  • DE633798C - Acoustic signaling device, especially for motor vehicles : de en
  • GB451299A - An improved transmission mechanism for pedal cycles and the like : en
  • US2049686A - Adjustable heel clamp for shoemakers : en
  • CA359666A - Railway car partition : en fr
  • GB451418A - Improvements in or relating to hydraulic valves : en
  • DE633682C - Support frame for conveyor belts underground : de en
  • DE633852C - Process for bleaching all kinds of materials, especially tobacco : de en
  • FR801365A - Manufacturing process of a liquid shaving cream : en fr
  • GB451543A - Improvements in and relating to a grinding process : en
  • DK51966C - Plants for the manufacture of margarine and similar edible fats. : da en
  • GB451294A - Improvements relating to door fastenings : en
  • GB451481A - Improvements in drawbenches : en
  • DK51968C - Device for sowing machines for measuring the sown area at the same time as the sowing. : da en
  • US2049701A - Automobile body ventilating system : en
  • GB451523A - Preparation of a plastic compound : en
  • US2049680A - Cigarette package : en
  • US2050119A - Barrel conditioning machine : en
  • DK51958C - Smoking stick for use in immaculate smoking of canned sausages. : da en
  • FR801536A - Panties attached to the bra : en fr
  • FR801598A - Clothing cutting improvements : en fr
  • USD100723S - Design for a cake of soap or : en
  • GB451405A - Filled bag sewing machine : en
  • FR801513A - Process for welding hollow bodies : en fr
  • USD100613S - Design for a textile fabric : en
  • FR801508A - Internal combustion engine comprising a compressor driven by the exhaust gases and at least two separate pipes for these gases : en fr
  • FR801398A - Improvements to electric ovens : en fr
  • DK51970C - Vending machine. : da en
  • FR801359A - Color plaster enhancements : en fr
  • FR801599A - Improvements to the shutter actuation modes in concrete pumps or similar : en fr
  • CA359633A - Railway car roof : en fr
  • US2049671A - Electrolytic condenser : en
  • US2050189A - Fastening device : en
  • DE633841C - Extension tube, especially for light tripods : de en
  • FR801505A - Moving lights advertising device : en fr
  • AU2365235A - Improvements in or relating to electron discharge devices : en
  • FR801399A - Emptying device for carbonic acid bottles : en fr
  • AU2371735A - Automatic control for oil, gas or like fuel burners : en
  • DE633758C - Device for selective protection of the feeder network of a power plant or a substation : de en
  • GB451457A - Improvements in and relating to coal cutter chains : en
  • GB451464A - Improvements in or relating to bottle capping machines : en
  • US2049959A - Burner control apparatus : en
  • US2049992A - Pipe straightening machine : en
  • GB451300A - Improvements in the manufacture and production of aqueous dispersions of anhydrides of fatty acids of high molecular weight : en
  • DE633765C - Wafer cutting machine : de en
  • US2049620A - Folding container : en
  • DK51963C - Sewage well with diving wall. : da en
  • US2049437A - Printing device : en
  • US2050212A - Process for producing a garnet abrasive : en
  • US2049880A - Roller clutch for freewheel cycle hubs : en
  • US2049420A - Gun carriage : en
  • US2049595A - Rake : en
  • USD100628S - Design fob a goblet ob similab : en
  • FR801501A - Improvements to incandescent electric lamps, and the like : en fr
  • GB451509A - Process for the production of derivatives of androstenols : en
  • US2049439A - Index tab : en
  • US2049792A - Supporting means for automobile heaters : en
  • DE633663C - Method for the detection of damaged or corrosion-prone areas on stainless steels : de en
  • DE633685C - Ice box with zigzag insert : de en
  • DE633819C - Safety device for oil switch : de en
  • US2050138A - Lifesaving apparatus : en
  • US2050115A - Bed table and book rest : en
  • CA359598A - Lock washer : en fr
  • FR801420A - Roasting oven with alternating movable and fixed decks : en fr
  • GB451402A - Improvements relating to the purification of coal or like products : en
  • CA359649A - Loose leaf binder : en fr
  • US2049694A - Photographic printing : en
  • USRE20057E - Container top : en
  • US2049574A - Clipping device : en
  • US2050011A - Sound recording : en
  • US2049724A - Method of geological exploration : en
  • CA359659A - Riffle trough : en fr
  • DE633790C - Electromagnetic relay, especially for telecommunication purposes, with isolated conductors on the magnet core, which are electrically bridged by the armature : de en
  • US2049416A - Lock : en
  • GB451522A - Improvements in disintegrating or grinding machines : en
  • DE633692C - Handle holder for brooms, scrubbers, etc. like : de en
  • FR801378A - Jet breaker : en fr
  • DK51957C - Piston for Explosion or Combustion Engines. : da en
  • IE14511L - Dry gas-holder : en
  • GB451354A - Improvements in or relating to the manufacture of mineral water and the like : en
  • US2049471A - Demountable window shade assembly : en
  • US2049532A - Pressure gauge : en
  • US2049851A - Dispensing device : en
  • USD100734S - Design fob a drum : en
  • FR801367A - Hollow brick perfected for slabs of various kinds : en fr
  • DE633725C - Remote-controlled step switch driven by an electric motor : de en
  • US2050050A - Manhole cushion : en
  • US2050209A - Wax-like composition : en
  • USD100666S - Design for a shoe or similar article : en
  • US2049731A - Humidifier : en
  • US2050089A - Heat insulation treating and binding compound : en
  • CA359651A - Loom reed : en fr
  • US2049513A - Feeding mechanism : en
  • US2049550A - Cushion construction : en
  • DE633726C - Method and device for shaping the ends of fitted glass tubes into bottle necks : de en
  • DE632160C - Retractable chassis for aircraft : de en
  • US2049428A - Tile mounting : en
  • US2049604A - Shoe : en
  • US2049654A - Container ring : en
  • US2050142A - Propeller : en
  • USD100692S - Design fob a op stick case : en
  • DK51961C - Method and Plant for Drying or Storing Moist Plant Material. : da en
  • GB451379A - Improvements in or relating to diaphragms for pressure gauges and the like : en
  • DE633713C - Metal plate used as a company mark or the like : de en
  • US2049489A - Grease retainer cup and wheel plate tool : en
  • US2049583A - Fuel-oil burner : en
  • US2050219A - Process for the production of butyl alcohol by fermentation : en
  • US2049641A - High line with direct control : en
  • CA359561A - Denture : en fr
  • US2050173A - Electric primary cell : en
  • USD100722S - Design for an outside door handle : en
  • CA359595A - Card holding pocket making apparatus : en fr
  • GB451287A - Improvements in or relating to fuel gas generating systems for internal combustion engines : en
  • FR801459A - Improvements to apparatus for sieving finely divided materials such as flour : en fr
  • US2049670A - Foaming agents : en
  • US2050036A - Coating apparatus : en
  • US2050040A - Dental alloy : en
  • US2050101A - Brake testing apparatus : en
  • DE633786C - Process for the preparation of complex compounds of 1,3-dimethylxanthine : de en
  • GB451387A - Improvements in or relating to mobile sound reproducing apparatus : en
  • USD100689S - Design for a combined article case : en
  • AU2369835A - Improvements in the manufacture of footwear of the single-sole type : en
  • US2049940A - Device for electrostatically charging materials : en
  • US2049451A - Soot blower : en
  • CA359585A - Electric cable : en fr
  • US2050092A - Audion tube tester : en
  • US2050063A - Refrigerated store window : en
  • US2050222A - Line casting machine : en
  • FR801411A - Safety box for packaging and transporting bottles : en fr
  • US2049591A - Process for the preservation of milk and other or similar food products : en
  • US2049871A - Permanent waving device : en
  • DE633659C - Process for the manufacture of remedies for the treatment of disorders of the autonomic nervous system : de en
  • FR801551A - Vehicle wheel : en fr
  • GB451358A - Improvements in or relating to electron discharge devices : en
  • FR801414A - Improvement of machines moving in a fluid : en fr
  • FR801457A - Improvements to the processes for the manufacture of double helix metal filaments, in particular those made of tungsten for incandescent lamps : en fr
  • GB451545A - Improvements in or relating to wads for cartridges for sporting guns : en
  • GB451594A - Improvements relating to the production of nitriles : en
  • CA359543A - Soap dispenser : en fr
  • US2049424A - Electric wave signaling : en
  • US2049644A - Testing and weighing device : en
  • US2049799A - Refrigerating apparatus : en
  • US2049993A - Tie stay : en
  • US2049997A - Tank truck : en
  • CA359605A - Cutter for ice cream bars : en fr
  • DE633883C - Continuously working, electrically heated laboratory furnace : de en
  • FR801450A - Spur gear grinding machine with cylindrical and helical teeth : en fr
  • US2049555A - Resilient suspension : en
  • US2049777A - Oscillator-detector : en
  • AU2454735A - Improvements inroad-graders : en
  • US2049868A - Rake : en
  • US2050108A - Shipping crate : en
  • US2049592A - Printing machine : en
  • US2049623A - Broaching machine : en
  • GB451317A - Improvements in apparatus for the automatic operation of plant or machines : en
  • GB451538A - Floating cover for oil storage tanks : en
  • DE632146C - Encapsulated drum winch : de en
  • FR801530A - Nesting machine for sliced products : en fr
  • CA359617A - Tandem rolling mill feeding device : en fr
  • GB451298A - An improved jack assembly for telephone and other electrical purposes : en
  • US2049916A - Clamp : en
  • US2049525A - Fertilizer base material : en
  • US2049653A - Excavating machine : en
  • US2049523A - Spliced film and method of producing the same : en
  • US2049454A - Printing plate clamping mechanism : en
  • US2049801A - Coupling for overhead irrigation pipes : en
  • CA359548A - Nipple venting valve system : en fr
  • USD100680S - Design fob a combination iip stick : en
  • DE633706C - Needle feeder : de en
  • US2049783A - Transmission tower : en
  • US2049598A - Shoe sole construction : en
  • US2049750A - Quiet automatic volume control : en
  • US2050126A - Packing machine : en
  • GB451399A - Improvements in or relating to bottles : en
  • DE633741C - Ornamental jug for flower pots : de en
  • DE633648C - Lid for gas generators : de en
  • GB451540A - Improvements in tie-rod joints : en
  • FR801555A - Improvements to heating radiators : en fr
  • FR801391A - Made-up article of clothing : en fr
  • GB451655A - Improvements in and relating to the armouring of the lead sheaths of electric cables subject to internal pressure : en
  • CA359565A - Interfelted fibre web : en fr
  • FR801437A - Flue bushels improvements : en fr
  • USD100612S - Design fob a tool handle : en
  • DE630170C - Cutlery holder to hang on the edge of the vessel : de en
  • US2049411A - Method of making piston pins : en
  • US2049752A - Welding joint for wire cloth : en
  • US2050127A - Tracer controlled cam cutting machine : en
  • US2050178A - Bullet shield : en
  • GB451601A - Improvements in and relating to the production of heat-resistant articles for use at high temperatures : en
  • US2049949A - Apparatus for producing sudoriferous vapor baths : en
  • DE633782C - Device for automatic brightness control of the copy light source : de en
  • DE633879C - Talk head for electromagnetic sound recording or sound reproduction : de en
  • FR801483A - Guarantee system for the inviolability of boxes, buckets, metal cans, etc. : en fr
  • GB451394A - Improvements in and relating to moulds for matrix composing and type line casting machines : en
  • FR801532A - Anhydrous aluminum chloride manufacturing process : en fr
  • FR801576A - Monobloc finned heating body, for hot water production devices : en fr
  • US2050072A - Housed type of drop-out fuse : en
  • USD100691S - Design for a bottle : en
  • FR801479A - Bending machine, especially reinforcing bars for reinforced concrete : en fr
  • US2049746A - Sign : en
  • US2049974A - Resilient article and process of making the same : en
  • US2050082A - Suppression of ground faults on alternating current systems : en
  • DE633781C - Device for shaking machine parts, e.g. B. wire sections of paper machines : de en
  • GB451559A - Improvements in or relating to the manufacture of soap : en
  • FR801388A - Fan for dust extractor : en fr
  • GB451473A - Means for operating electric eddy current furnaces : en
  • FR801566A - Improvements made to extractors for firearms, in particular those for automatic barrels with open breeches : en fr
  • US2049650A - Combination lighter and burner support for gas stoves : en
  • US2050169A - High-molecular sulphur compounds and process of manufacturing the same : en
  • GB451504A - Improvements in scoring devices for bridge and the like card games : en
  • DK51951C - String and String Instrument. : da en
  • FR801429A - Process for drawing off unfermented fruit juices called sweet musts : en fr
  • GB451580A - Improvements in or relating to sound absorbing structures : en
  • FR801502A - Method and apparatus for rectifying and improving water for food use : en fr
  • FR801390A - Manufacturing process of knitted articles and products obtained : en fr
  • FR801510A - Device for drying films in continuous working developing machines : en fr
  • US2049605A - Spud structure : en
  • GB451486A - Improvements in or relating to doors for use in coke ovens : en
  • GB451289A - Improvements relating to recording apparatus : en
  • GB451520A - Improvements in or relating to variable pitch airscrews for aircraft : en
  • US2050152A - Closet rim flush : en
  • GB451581A - Improvements in or relating to magnetic separators : en
  • US2049715A - Hand brake : en
  • GB451423A - Improvements in or relating to prepayment meter mechanism : en
  • DK51960C - Coating Machine for Use in the Manufacture of Footwear. : da en
  • GB451396A - Improvements in or relating to tools for clinching tubular rivets : en
  • US2049852A - Sponge brush : en
  • GB451458A - Improvements in or relating to toys imitating a reptile or other snake-like mover : en
  • FR801491A - Process for cleaning rotary cement kilns and kilns producing cast iron and cement : en fr
  • DE633783C - Rotary piston machine : de en
  • GB451385A - Improved cowl for chimneys ventilation shafts and the like : en
  • US2049784A - Telephone instrument : en
  • DE633677C - Electric display devices, in particular for toys : de en
  • USD100739S - Design for a woman s trousered : en
  • DE597022C - Bell spinning and twisting machine : de en
  • FR801482A - One-piece carcass motor vehicle for the chassis and bodywork : en fr
  • FR801387A - Slider weight flail for all types of slide weight scales : en fr
  • GB451397A - Improvements in and relating to train control means for toy electric trains : en
  • DE633888C - Ice cell : de en
  • US2049475A - Evaporator : en
  • US2050208A - Accelerator of vulcanization : en
  • USD100699S - Design foe a percolator urn or : en
  • US2049575A - Seam for woven wire fabric and method of making same : en
  • GB451439A - Improvements in and relating to liquid sealing traps : en
  • US2049858A - Tractor frame suspension : en
  • US2049897A - Television method and apparatus : en
  • US2050187A - Yield link : en
  • US2050076A - Electrical control equipment : en
  • US2049780A - Rotary motor : en
  • US2050051A - Trimming machine : en
  • US2050226A - Apparatus for drying lumber : en
  • CA359640A - Railway car roof : en fr
  • US2049518A - Venetian blind : en
  • USD100663S - Design for a condiment shaker : en
  • US2049477A - Method of operating regenerative furnaces : en
  • USD100744S - Design for a bottle : en
  • US2049754A - Macaroni die : en
  • USD100748S - Design fob a textile fabric : en
  • DE633738C - Corner connection for hollow, wall-side slotted metal curtain strips : de en
  • FR801531A - Rolling mechanism control for dredgers : en fr
  • CA359650A - Index tab : en fr
  • CA359674A - Doorstop : en fr
  • DE633750C - Bottle cap : de en
  • GB451515A - Improvements in crockery washing machines : en
  • US2049436A - Index device : en
  • US2049612A - Dump car structure : en
  • GB451303A - Improvements in or relating to cathode ray tubes : en
  • USD100634S - Design for a goblet ob similar : en
  • US2049700A - Air nozzle for flat-spraying appliances : en
  • US2050116A - Metal tile : en
  • GB451685A - Improvements in or relating to apparatus for controlling the exposure in photograhic cameras : en
  • US2050078A - Latching device : en
  • DE633694C - Process for the elimination of surface cracks in parts that are subjected to tensile stress in whole or in zones during hot processing : de en
  • USD100738S - Design for a gasoline flatiron : en
  • GB451350A - Improvements in or relating to machines for attaching heels to boots or shoes : en
  • GB451527A - Electric wave filters : en
  • DE633762C - Device for making electrical remote pointer systems conphas : de en
  • FR801472A - Automatic circuit breaker : en fr
  • DE633760C - Discharge lamp in which the discharge passes through a narrowed cross section : de en
  • DE633442C - Safety circuit to limit the current when the voltage rises : de en
  • US2049927A - Method of making brittle metals or alloys : en
  • US2050141A - Automatic automobile life preserver : en
  • FR801353A - Protection relay whose strength varies continuously with the excitation : en fr
  • US2049581A - Rock bit : en
  • US2049847A - Metallic receptacle and closure : en
  • US2049778A - Wear resistant metal body : en
  • US2049542A - Rake cleaner attachment : en
  • DE633745C - Regulator arrangement in rotating power machines with transmission gear : de en
  • US2050045A - Punch pressing operation : en
  • US2049617A - Hopper car : en
  • US2049624A - Hose gasket making device : en
  • US2050002A - Refrigeration system : en
  • US2049946A - Refrigerating system : en
  • US2050094A - Compressor : en
  • US2050095A - Needle guard for sewing machines : en
  • US2050122A - Corrosion-preventing substance : en
  • US2050180A - Direct motor drive for disk fans : en
  • USD100733S - Design for a ring or similar article : en
  • FR801427A - Central control system by movement of the drop piece with variable path for flat knitting machines, usable more particularly for the manufacture of berets : en fr
  • US2049674A - Azodyestuffs and intermediate : en
  • US2050034A - Web perfecting rotary press : en
  • DE633686C - Process for the continuous drying of compressed gas mixtures which are to be separated by liquefaction : de en
  • GB451406A - Loose leaf binder mechanism, particularly for overlapping index cards : en
  • GB451596A - Improvements in or relating to automatically re-closing electric switches or circuit breakers : en
  • US2049672A - Tractor : en
  • DE633653C - Semi-permeable absorber wall, especially for small refrigeration machines : de en
  • US2049480A - Oxidation products of cystine and related compounds and process for making the same : en
  • GB451293A - Improvements in charge coolers for internal combustion engines : en
  • GB451341A - Improvements in or relating to processes and apparatus for the cracking of hydrocarbons, oils, tars and coal-oil suspensions and to the manufacture of colloidal and like fuels : en
  • US2049461A - Spare tire cover : en
  • US2049795A - Container : en
  • DK51976C - Procedure for separating fluorine and aluminum from solutions obtained by treating crude phosphate with acids. : da en
  • US2049560A - Electric plug : en
  • US2049947A - Method of testing gas : en
  • FR801392A - Reception level regulator : en fr
  • FR801597A - Balloon Bladder Valve Without Laces : en fr
  • US2049589A - Press operating and control mechanism : en
  • US2049688A - Control mechanism for recording devices : en
  • US2049751A - Engine cooling means : en
  • US2050207A - Water gauge : en
  • CA359675A - Grain loading device : en fr
  • FR801511A - Heating process and apparatus for food and other products : en fr
  • CA359535A - Bottle washing machine : en fr
  • DE633647C - Brake magnet holder for electricity meter : de en
  • DE633733C - Omnidirectional antenna with preferential ground radiation : de en
  • US2049545A - Ventilating heater for automobiles : en
  • US2049982A - Hot top : en
  • US2050052A - Pressing pad : en
  • US2050231A - Dust separating apparatus : en
  • US2049547A - : en
  • US2049870A - Sifting structure : en
  • USD100651S - Design for a goblet ob similar : en
  • US2050105A - Spring cushion : en
  • US2049876A - Sealing equipment for wrapping machines : en
  • USD100704S - Design fob a box : en
  • CA359571A - Coating composition : en fr
  • GB451482A - Improvements in receptacles for bed linen fitted to bedsteads : en
  • AU2326335A - Improvements connected withthe baking of bread orthe like in tins : en
  • FR801435A - Process for the manufacture of specifically active enzyme preparations : en fr
  • FR801443A - Gas mask with filter cartridge : en fr
  • GB451398A - Improvements in and relating to safety devices for elevators : en
  • GB451657A - Sound reproducing diaphragm and a method of making the same : en
  • US2050167A - Rim tool : en
  • USRE20053E - Sound recording system : en
  • US2049840A - Rubber heel : en
  • GB451335A - A new and improved contrivance for spreading rows of cotton, twine or fine wire or the like over sown ground and over and around bushes and trees in order to provide a deterrent against birds : en
  • FR801456A - Belt clip device : en fr
  • US2050043A - Weld rod : en
  • CA359601A - Motor fuel : en fr
  • US2049538A - Apparatus for canning edible materials : en
  • US2049607A - Lamp construction : en
  • GB451428A - A new or improved means for relieving the compression in the cylinders of internal combustion engines at starting : en
  • GB451453A - Improvements in and relating to the hinges of doors for ovens and the like : en
  • CA359607A - Fire extinguisher : en fr
  • GB451489A - Barrel fastening means for machine guns : en
  • GB451524A - Improvements in or relating to grips for golf clubs : en
  • GB451297A - Improvements in devices for the decomposition or recomposition of pictures, particularly for purposes of television : en
  • DK51954C - Puree. : da en
  • GB451360A - Improvements in or relating to clutches for spur-wheel variable speed gears : en
  • DE633749C - Device for moving the cold air upper flap arranged in the hood of motor vehicles : de en
  • FR801473A - Direct suspension tank truck : en fr
  • GB451404A - Apparatus for compacting metal shavings : en
  • GB451529A - Improvements in or relating to masks or goggles : en
  • US2049926A - Stud and rafter : en
  • US2049802A - Headlight for vehicles : en
  • US2049819A - Double-acting two-stroke cycle internal combustion engine : en
  • USD100713S - Design for a door for a heater : en
  • DE633800C - Suitcases or boxes, especially for motor vehicles : de en
  • DK51965C - Device for Diesel Engines with Blower for Flushing Air or Charging Air or both. : da en
  • US2049707A - Combustion control mechanism : en
  • US2050106A - Pressure measuring apparatus : en
  • US2049554A - Art of temporarily protecting surfaces of shoe parts : en
  • US2049789A - Float for fishing nets and the like : en
  • US2050090A - Automatic centerhead : en
  • US2049986A - Method of manufacturing straw hats : en
  • US2049791A - Web splicing device : en
  • US2049781A - Braun tube especially for television purposes : en
  • USD100701S - Design for a heating stove : en
  • US2049917A - Electrooptical system : en
  • US2049526A - Control system : en
  • US2049469A - Manufacture of saturated fibrous products : en
  • US2049739A - Clutch control device for motor vehicles : en
  • DE633804C - Enamelling of wires : de en
  • FR801550A - Improvements to light valves used for recording sounds : en fr
  • CA359589A - Refrigerator cabinet : en fr
  • AU2544035A - Improvements in circuit arrangements for equalizing working potential fluctuations in electric amplifiers and rectifiers : en
  • US2049726A - Casement window adjuster : en
  • US2050201A - Fastening device : en
  • USD100670S - Design fob a shoe ob abticle of : en
  • DE633656C - Process for the production of azo dyes : de en
  • US2049565A - Cellulose derivative compositions : en
  • US2049639A - Treating food products : en
  • USD100643S - Design fob a goblet or similar : en
  • US2049537A - Stencil moistening machine and stencil therefor : en
  • US2049869A - Button : en
  • CA359603A - Generator driving axle : en fr
  • CA359556A - Heating apparatus for automotive vehicles : en fr
  • US2050199A - Accelerator of vulcanization : en
  • US2050165A - Electromechanical frequency selector : en
  • US2049503A - Paraffining machine : en
  • US2049857A - Advertising device : en
  • CA359572A - Fluid irradiation device : en fr
  • CA359584A - Combine harvester construction : en fr
  • CA359604A - Speed gear : en fr
  • US2050163A - Portable cotton compress and rebander : en
  • US2049835A - Method of joining fluid filled electric cables : en
  • US2050074A - Folded metal section : en
  • US2049722A - Filling machine : en
  • US2049994A - Run-proof or run-resistant flat-knit hosiery : en
  • US2050135A - Electrical circuits for gas-discharge tubes : en
  • DE633710C - Binder for sewing machines : de en
  • US2049865A - Safety razor : en
  • US2049956A - Tongue-cleaning device : en
  • DE1382032U - : de en
  • DE633805C - Cordless sports ball cover with a round opening : de en
  • US2049452A - Roller or flat platen : en
  • US2049415A - Treatment of rubber : en
  • US2049618A - Method of and composition for treating fabrics to seal threads thereof : en
  • DE633847C - Screw pump with conical impeller : de en
  • DE633689C - Process for the production of multilayer hard paper, hard tissue or similar fibrous panels : de en
  • GB451308A - Improvements in or relating to glasses for telegraph insulators and the like : en
  • GB451334A - Piston-rings : en
  • US2049500A - Alloy : en
  • US2050028A - Container : en
  • US2050086A - High frequency line conductor : en
  • US2050003A - Reversible safety window : en
  • USD100747S - Design for a hand mirror : en
  • DE633736C - Device for subsequent change in the grouping of electrical resistances : de en
  • US2049455A - Fluid heat exchange apparatus : en
  • US2049524A - Fertilizer and process of making same : en
  • US2049698A - Advertising device : en
  • US2049727A - Gear hub : en
  • FR801438A - Roller blinds improvements : en fr
  • US2049958A - Burner control apparatus : en
  • FR801412A - Improvement in spectacle frames : en fr
  • FR801492A - Filter plate for respirator linings : en fr
  • US2049732A - Apparatus for venting core boxes and the like : en
  • FR801584A - Process for the manufacture of clear soaps using cellulose sulphite lye : en fr
  • GB451370A - Improvements in or relating to burglar and like alarms for protecting showcases : en
  • GB451597A - Improvements in ventilating fans : en
  • FR801476A - Double lock for reverse stitch knitting machines with jacquard arrangement, for making patterned knits : en fr
  • CA359546A - Paper cup making machine : en fr
  • CA359591A - High frequency inductor : en fr
  • US2049830A - Process of straightening and testing long metal articles : en
  • FR801563A - Dentures manufacturing process : en fr
  • US2049919A - Terminal for electrical devices : en
  • CA359575A - Keten production : en fr
  • GB451539A - An improved receptacle for ash or cigarette ends and the like for smokers' use : en
  • GB451564A - Improvements in or relating to h.f. cores for wireless purposes : en
  • DE633617C - Coupling for duct rods with coupling fittings to be attached to the ends of the rods : de en
  • CA359555A - Catamenial plug : en fr
  • CA359545A - Motor car : en fr
  • US2049798A - Automatic brake gear for mechanically propelled vehicles : en
  • US2049651A - Traffic regulating system : en
  • USD100720S - Design for a jar : en
  • US2050154A - Novelty coin : en
  • US2050184A - Passbook : en
  • AU2427535A - Improvements in and relating to circular knitting machines : en
  • US2049915A - Multiple transfer press : en
  • US2049973A - Spreader cap for mucilage containers : en
  • AU2369935A - Improvements in window fasteners : en
  • US2049499A - Indicator : en
  • US2049742A - Lock : en
  • USD100669S - Design for a display hanger or : en
  • US2049453A - Apparatus for applying pressure to shoe bottoms : en
  • US2049535A - Method and apparatus for making granular coated webs : en
  • US2049562A - Electrical thermostat : en
  • US2049692A - Partition : en
  • US2049867A - Radio tube label : en
  • USD100721S - Design for a jab : en
  • USD100697S - Design for a radio cabinet : en
  • US2049494A - Resilient weather strip : en
  • US2049744A - Antenna for use with an automobile radio receiver : en
  • US2049767A - Loudspeaker and the like : en
  • US2050192A - Milk cooler : en
  • FR801369A - Method and device for supplying cathode ray tubes used in television : en fr
  • GB451565A - Improvements in and relating to adjustable inductances : en
  • US2049776A - Gun : en
  • US2050150A - Attachment for copy holders : en
  • US2050153A - Oscillating turn for conveyers : en
  • USD100742S - Design for a jewelry display case : en
  • AU2366435A - Improved method of exciting luminescent tubes : en
  • US2050010A - Machine for making and driving corrugated fasteners : en
  • USD100727S - Design for a belt fok personal wear : en
  • US2049448A - Machine gun unit : en
  • US2049905A - Method of drawing bast fiber roving : en
  • USD100716S - Design for a shoe or article of : en
  • USRE20056E - Garbage : en
  • US2049691A - Electrolytic condenser : en
  • CA359631A - Carline construction : en fr
  • DE633680C - Traction sheave : de en
  • DK51974C - Procedure and Machinery for the Manufacture of Paper Containers. : da en
  • GB451381A - A new or improved folding head for vehicle bodies : en
  • USD100630S - Design fob a goblet ob similar : en
  • DE633778C - Frame used to move wide-range sprinklers : de en
  • CA359600A - Peat powder production : en fr
  • CA359557A - Heat exchanger : en fr
  • US2049582A - Amidines : en
  • US2049842A - Rolling mill : en
  • US2049969A - Bank protecting device : en
  • US2049983A - Lock : en
  • US2050230A - Method of making diapheagms or the like : en
  • USD100661S - Design for a goblet ob similar : en
  • DE633851C - Toy cannon for firing toy bullets from the barrel by spring force : de en
  • US2049636A - Printing press : en
  • USD100729S - Design for a heater : en
  • USD100621S - Design fob a goblet or similar : en
  • US2049848A - Metallic receptacle and closure therefor : en
  • US2049773A - Hair waving device : en
  • US2049779A - Refrigerating package : en
  • GB451296A - Improvements in or relating to cooling arrangements for radial-cylinder internal-combustion engines for aircraft : en
  • DK51979C - Procedure for the Preparation of Fungal Chewing Diseases of Aqueous Rubber Dispersions. : da en
  • CA359559A - Mineral aggregate conditioning apparatus : en fr
  • DE633658C - Clamps, especially for ball holders : de en
  • DE633747C - Control device for fluid shock absorbers, especially for motor vehicles : de en
  • FR801460A - Slate pencil : en fr
  • CA359551A - Manograph : en fr
  • US2049501A - Molding : en
  • USD100637S - Design for a goblet ob similar : en
  • FR801447A - Improvements to circular knitting machines : en fr
  • US2050225A - Method of making composite brick : en
  • CA359541A - Multi-colour picture production : en fr
  • US2049486A - Separation of dimethyl and trimethylamines by distillation : en
  • US2049966A - Garment : en
  • US2049492A - Method of machining bevel gears : en
  • US2050151A - Candle lamp : en
  • CA359639A - Railway car roof : en fr
  • CA359673A - Boiler cleaner : en fr
  • US2049730A - Mixture regulator for liquid fuel burners : en
  • US2049873A - Copy holder : en
  • US2049945A - False twist mechanism for textile rovings : en
  • US2050195A - Accelerators of vulcanization : en
  • US2050158A - Milk treating apparatus : en
  • US2049669A - Regulating apparatus : en
  • USD100615S - Design for a goblet or similar : en
  • US2050194A - Angler's implement : en
  • CA359533A - Fecundity calculating device : en fr
  • USD100616S - Design for a goblet or similar : en
  • US2049512A - Dispersing and emulsifying agents : en
  • USD100653S - Design for a goblet or similar : en
  • AU2374435A - Improvements in oil pouring cans : en
  • US2050048A - Guide device : en
  • US2050227A - Apparatus for making hollow articles : en
  • CA359606A - Paper container : en fr
  • CA359610A - Aeroplane attachment : en fr
  • CA359664A - Knitting apparatus : en fr
  • CA359594A - Shingle element treating apparatus : en fr
  • US2049658A - Housing structure : en
  • US2049782A - Refrigerating apparatus : en
  • US2050224A - Projector for color motion pictures : en
  • US2049585A - Electrical device : en
  • US2049723A - Rubber ice-skull : en
  • US2049733A - Supported deck construction : en
  • US2049769A - Musical instrument string : en
  • USD100703S - Design for a metal boudoir screen : en
  • US2049923A - Electrical apparatus : en
  • DE633668C - Device for revolver swivels or machines for processing work pieces made of bar material : de en
  • USD100655S - Design fob a goblet or similar : en
  • USD100685S - Design for an outside door handle : en
  • US2049709A - Shock absorber : en
  • CA359612A - Warp knitted fabric : en fr
  • AU2423835A - Improvements relating to cooking devices : en
  • CA359564A - Machine-tool mechanism : en fr
  • CA359643A - Insulated rail joint : en fr
  • CA359560A - Bottle and jar capping machine : en fr
  • DK51962C - Procedure for the production of shaped articles of mastic masses soaked with binders. : da en
  • US2050022A - Beenis m : en
  • USD100647S - Design fob a goblet or similar : en
  • US2050056A - Four-wheel spring suspension mechanism for trucks : en
  • FR801374A - Automatic disc repeater for talking machines : en fr
  • DE633809C - Gluing and cross-cutting device on packing tables : de en
  • DE633836C - Process for the preparation of an unsymmetrical thioindigo series dye : de en
  • US2049920A - Apparatus for grinding and chopping food : en
  • GB451768A - Improvements in means for testing electric insulation : en
  • GB451865A - Improvements in curtain rail runners and the like : en
  • USD100649S - Design fob a goblet ob similab : en
  • US2049472A - Cuprous oxide photoelectric cell : en
  • GB451389A - Wall board and method of manufacturing the same : en
  • DE633846C - Gear pump for rayon spinning machines : de en
  • FR801562A - Process for the production of minosulfonic acids : en fr
  • GB451362A - Improvements in telephone systems and automatic switches for esutherein : en
  • GB451344A - Improvements in or relating to buoys and the like : en
  • US2049749A - Electrical disconnecting fitting : en
  • US2049821A - Sound record and sound recording and reproducing means : en
  • DE633829C - Protective circuit to avoid unintentional switching movements. Two-pole controlled electrical switches as a result of earth faults in the control lines : de en
  • FR801423A - Equipment intended to prevent the theft of motor vehicles : en fr
  • FR801593A - Lighting device with motor system : en fr
  • GB451477A - Improvements in or connected with cases, boxes and like containers : en
  • GB451336A - Improvements in or relating to lantern slides, films and like carriers of transparencies : en
  • GB451505A - Improvements in and relating to perpetual calendars : en
  • FR801470A - Process for the treatment of abietyl compounds and resulting products : en fr
  • GB451469A - Improvements in or relating to the supporting surfaces of aeroplanes : en
  • FR801444A - Application to semi-rigid or rigid material tray bras to straighten the breasts : en fr
  • FR801497A - Method and device for taking pictures and projecting in natural colors : en fr
  • GB451425A - Improvements in or connected with conveyers of the belt type : en
  • GB451497A - Improvements in or relating to carburettors : en
  • CA359573A - Solvent separation : en fr
  • GB451331A - Improvements in fabric belting : en
  • GB451377A - Improved method of and means for the manufacture of tufting strips or wicking tufts for use in upholstery, making of mattresses, and for other suitable purposes : en
  • GB451393A - Improvements in bottle capping machines : en
  • GB451434A - Improvements in and relating to electric switches provided with arc-quenching means : en
  • FR801397A - Method of geophysical prospecting, in particular for the exploration and localization of mineral oil, by electrical means : en fr
  • GB451284A - Improvements in and relating to heating systems employing a circulating heating medium : en
  • GB451438A - Improvements in the manufacture and production of nitriles : en
  • FR801549A - Improvements to glass feeders for glass molding machines : en fr
  • FR801425A - Poultry bleeding device : en fr
  • DE633655C - Electric cooking and heating device with an iron or steel plate heated by eddy currents : de en
  • FR801565A - Lighter : en fr
  • FR801592A - Improvements to electrical switches : en fr
  • GB451595A - Treatment of rubber : en
  • DE633734C - Switching device for high-frequency power lines : de en
  • DE633532C - Switching device for change gears, in particular of motor vehicles, which are connected to a resiliently mounted engine : de en
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  • US2049491A - Method of forming hobs for bevel gears : en
  • US2049482A - Aircraft : en
  • US2049569A - Garment : en
  • US2049570A - Pump : en
  • US2049838A - Electric water heater : en
  • GB451586A - Improvements in and relating to speed indicators for vehicles : en
  • DE633598C - Pull lever for electric pull switch : de en
  • FR801573A - Hydraulic cylinder with telescoping pistons : en fr
  • GB451533A - Improvements relating to photographic cameras combined with photo-electric exposure meters : en
  • US2050123A - Battery terminal : en
  • US2050137A - Plumber's union and method of manufacture thereof : en
  • DE633857C - Process for the production of double-wire cables with strands arranged in parallel layers or layers and crossed against induction as double or quadruple lines etc. in a straight step : de en
  • DE633865C - Device for automatic adjustment and shutdown of a heating source for boiling liquids : de en
  • USD100618S - Design for a goblet ob similar : en
  • USD100672S - Design for a shoe or article of : en
  • US2049805A - Valve : en
  • US2049826A - Carriage-feeding device for typewriters : en
  • US2049863A - Metal wall building construction : en
  • US2050037A - Case shift mechanism : en
  • US2050064A - Brassiere : en
  • GB451487A - Improvements in and relating to method of and apparatus for spinning a single-ply yarn comprising a blend of animal and vegetable fibres : en
  • GB451582A - Improvements in and relating to the art of electric arc welding : en
  • USD100654S - Design for a goblet ob similar : en
  • US2049929A - Electric changeable exhibitor sign : en
  • CA359562A - Varnish composition : en fr
  • DE633596C - Overload lines fine current fuse for telecommunication purposes with overvoltage line connected electrically parallel to the heating conductor of the fuse : de en
  • DE633753C - Cylinder lock with tumbler pins consisting of two enveloping parts : de en
  • US2049635A - Voltage regulating device : en
  • US2049758A - Process for the production of glucosides of higher aliphatic alcohols : en
  • US2049922A - Piston : en
  • US2049878A - Composite article : en
  • US2049818A - mointosh : en
  • DE633816C - Switch with arc extinguishing by a flow of compressed gas : de en
  • US2049665A - Cooker : en
  • US2049850A - Sheet loading apparatus : en
  • US2049787A - Glass feeder : en
  • US2049531A - Vacuum operated switch : en
  • FR801537A - Method and apparatus for unblocking siphons from sinks, baths, etc. : en fr
  • US2050237A - Arrangement of boilers in seagoing vessels : en
  • US2049483A - Machine for manufacture of window envelopes and like containers : en
  • FR801453A - Skill game : en fr
  • FR801557A - Paper and cardboard coloring process : en fr
  • GB451658A - Improvements in or relating to apparatus for controlling the transmission of light to sensitized photographic elements : en
  • US2049619A - Mop wringing apparatus : en
  • US2049984A - Relay valve : en
  • DE633834C - Process for the production of azo dyes : de en
  • US2049664A - Refrigeration apparatus : en
  • US2049845A - Method of production of knitted fabrics or articles from elastic yarns or threads : en
  • GB451319A - Improvements in or relating to devices for charging electric condensers : en
  • FR801554A - Wheel lighter : en fr
  • GB451322A - Improvements in and connected with furnaces : en
  • GB451452A - Improved apparatus for the combustion of liquid fuels : en
  • GB451363A - Method of and means for controlling the supply of lubricating oil to internal combustion engines : en
  • US2049728A - Machine for making open window envelopes : en
  • US2049462A - Tire cover construction : en
  • US2049828A - Treatment of latex : en
  • US2049996A - Electric circuit breaker with compressed gas blow-out : en
  • US2050159A - Awning support : en
  • CA359550A - Furnace : en fr
  • DE633771C - Valve control for the conversion of steam engines : de en
  • US2049496A - Ring sight : en
  • US2050130A - Jack : en
  • FR801430A - Motor vehicle for forward and reverse with rearview device : en fr
  • FR801357A - Improvements to the cutting mechanism of mowers and harvesters : en fr
  • GB451471A - Improvements in or relating to sash windows : en
  • FR801366A - Liquid switch : en fr
  • FR801431A - Device for fixing removable rims : en fr
  • USD100728S - Design for a lace : en
  • DE633768C - Device for the wet treatment of thread laps : de en
  • DE633683C - Process for the production of fusion-welded hollow bodies : de en
  • GB451493A - Improvements in refractory materials and methods of making the same : en
  • DE633728C - Tin can with seamed inner screw ring and inner screw cap : de en
  • FR801396A - Device for, in machines for extracting oil, placing the cloth around the cake which has been subjected to preliminary pressure : en fr
  • DE633684C - Steam plant with fluctuating load and, in particular, with multi-stage preheating of the feed water by tap steam and back pressure steam from a preheating engine : de en
  • GB451286A - Improvements in apparatus for compacting, levelling and smoothing concrete and the like more particularly for the preparation of street surfaces : en
  • US2049721A - Process for purifying nickel : en
  • GB451371A - Improvements in and connected with fencing : en
  • GB451599A - Improvements in or relating to collapsible photographic cameras : en
  • GB451569A - Improvements in and relating to electric motors : en
  • US2050008A - Phonograph : en
  • DE633698C - Process for producing self-contained weld seams by means of electric arc welding : de en
  • GB451552A - Improvements in and relating to steam or vapour generators with forced conveyance ofthe working medium : en
  • FR801421A - Device for the transformation of heat into mechanical energy : en fr
  • DE633657C - Circular knitting machine : de en
  • US2049800A - Heat treat machine : en
  • US2049422A - Method and apparatus for the manufacture of hollow glassware : en
  • DE633889C - Optical sound recording optics : de en
  • FR801487A - One-piece die-cast cylinder head enhancements for internal combustion engines : en fr
  • GB451323A - Improvements in processes and apparatus for making rubber clothes : en
  • FR801577A - Improvements to jointing in concrete and similar work : en fr
  • USD100668S - lofgren : en
  • US2050053A - Strip handling : en
  • US2049608A - Method of treating gaseous media : en
  • FR801517A - Automatic loading and unloading device for wagons : en fr
  • GB451408A - An outer cover for a ball to be used in sports, more particularly in football : en
  • CA359648A - Rail splice : en fr
  • FR801372A - New game : en fr
  • FR801548A - Improvements in showers for personal hygiene : en fr
  • GB451468A - Manufacture of azo-dyestuffs on the fibre : en
  • GB451483A - Improvements in helmets and the like : en
  • DE633767C - Crimping head for metal pipe presses, especially for lead cable presses : de en
  • US2050038A - Repeating firearm : en
  • USD100620S - Design for a goblet or similar : en
  • US2049656A - Brake : en
  • US2049413A - Defrosting device for refrigerators : en
  • US2050107A - Hub cap : en
  • US2050102A - Wrench : en
  • DE633646C - Process for dearsenating potash eyes : de en
  • US2050109A - Heel leveler and arch support : en
  • US2049911A - Photoelectric system for multiplying and translating electrical impulses : en
  • US2050104A - Rotary pump : en
  • US2049430A - Processes for the de-esterification of filaments, yarns, fabrics, and the like of cellulose esters : en
  • US2050132A - Electrical receptacle wall box and supporting device : en
  • US2050085A - Lighting reflector : en
  • US2050124A - Spiral milling machine : en
  • US2049587A - Method and apparatus for making coils : en
  • US2050103A - Shingle removing tool : en
  • US2049864A - Paper manufacture : en
  • US2049892A - Apparatus for making artificial leather or the like : en
  • CA359578A - Ironfree compound production : en fr
  • CA359609A - Paper dispenser : en fr
  • US2050032A - Recoil check for carbon dioxide cylinders : en
  • US2050174A - Electric primary cell : en
  • US2050211A - Glass feeding forehearth : en
  • US2050047A - Rail bond installation : en
  • US2049508A - Liquid fuel burning equipment : en
  • US2049810A - Pencil lengthener and holder : en
  • US2049425A - Brake beam structure : en
  • FR801382A - Advanced metal seal for doors, windows, etc. : en fr
  • GB451556A - Improved method of and means for manufacturing fastening members for sliding-clasp fasteners : en
  • USD100645S - Design for a goblet or similar : en
  • GB451764A - Improvements in apparatus for lifting and turning motor vehicles : en
  • US2049756A - Apparatus for continuously wrapping ice cream or other products : en
  • US2050177A - Typewriting machine : en
  • DE633600C - Device for plugging : de en
  • DE633641C - Connection sleeve for the longitudinal or cross connection of gas pipes in shelf construction : de en
  • DE633696C - Electrical connector made of molded insulating material, e.g. B. synthetic resin, existing longitudinally divided housing : de en
  • US2049714A - Radiator support : en
  • FR801401A - Electric wire breaker with tilting wire breaker for creel : en fr
  • FR801516A - Towel rack with multiple bars, with deployment and quick release system : en fr
  • FR801525A - Improvements to machines involving the use of pneumatically operated tools, in particular those for painting barrels : en fr
  • GB451526A - Improvements relating to the lubrication of vertical machinery spindles : en
  • DE633763C - Circuit arrangement for alarm systems : de en
  • US2050069A - Method of making a decorative alloy : en
  • US2049937A - Apparatus for skimming liquids : en
  • CA359627A - Railway car roof : en fr
  • DK51971C - Circuit system with one or more Discharge Pipes and Discharge Pipes for Use in the same. : da en
  • DE633877C - Length measuring device for running material : de en
  • FR801354A - Process for removing phenols from wastewater : en fr
  • FR801467A - New molding process : en fr
  • US2049944A - Driving mechanism for motion picture projectors : en
  • US2050030A - Paper towel : en
  • US2049648A - Anthraquinone dyestuffs : en
  • US2049761A - Bottle capping mechanism : en
  • GB451591A - Artificial resinous substances : en
  • DK51956C - Deep-water fishing gear, which is played in the upward direction. : da en
  • US2049418A - Cup machine : en
  • GB451598A - Improvements in and relating to paper-making machines : en
  • DE633729C - Conveyor chute : de en
  • DE633773C - Immediate reading stroboscopic wireless direction finder : de en
  • GB451456A - Improvements in or relating to couplings for attaching a hay sweep or like implement to a motor vehicle : en
  • US2049458A - Tire cover : en
  • US2049646A - Zinc sulphide : en
  • AU2372535A - Improved electrically insulated coupling : en
  • DE633691C - Process for improving the fastness properties of dyeings with substantive dyes on materials containing cellulose : de en
  • FR801356A - Process for obtaining finishes that resist washing and prevent fabric shrinkage : en fr
  • GB451480A - Improvements in and relating to drawbenches : en
  • US2049785A - Rubber vulcanization accelerator : en
  • DE633711C - Driving and braking device, especially for shoe sewing machines : de en
  • USD100698S - Design for a drawer pull : en
  • GB451361A - Improvements in or relating to leather-like products from rawhide and their method of manufacture : en
  • FR801503A - Press for pressure lubrication : en fr
  • GB451525A - Improvements in cowlings for air-cooled internal-combustion engines for aircraft : en
  • DE633719C - Schuettelrutschen connection, the connecting straps of which are held together on the inlet and outlet side of the channel joint by means of a swivel bracket and a clamping screw : de en
  • FR801449A - Pneumatic tire casing : en fr
  • FR801534A - Film development apparatus : en fr
  • USD100693S - Design for an automobile radiator : en
  • US2049552A - Electrical protective apparatus : en
  • GB451583A - Improvements in and relating to grease dispensing apparatus : en
  • GB451542A - Improvements in or relating to rectifying valves and circuits : en
  • FR801535A - Automatic hood for motor vehicles : en fr
  • GB451562A - Improvements in and relating to pneumatic stowing or goaf packing machines : en
  • GB451567A - Sewing machine : en
  • US2049948A - Protective means for electric circuits : en
  • FR801590A - Hulling and pulverization process for cereals : en fr
  • GB451450A - Improvements in or relating to crop-sprayers, garden-engines and similar spray producers, or liquid distributors : en
  • FR801363A - fuel saver for motor vehicles, airplanes and the like : en fr
  • FR801522A - Method and apparatus for improving combustible fluid admitted to internal combustion engines : en fr
  • GB451479A - Improvements in or relating to engraving and copying milling machines : en
  • US2049716A - Hanger : en
  • US2049737A - Clutch control device for motor vehicles : en
  • FR801575A - Spoon and fork coupling device : en fr
  • GB451374A - Apparatus for roasting coffee berries and the like, primarily to produce an aroma : en
  • US2049760A - Fire-fighting system : en
  • US2049546A - Folding machine : en
  • US2049806A - Carburization of ferrous metals : en
  • US2050157A - Pneumatic suspension for vehicles : en
  • US2049889A - Method of treating garbage : en
  • USD100712S - Design for a radiant heater : en
  • DE633715C - Process for the production of material for multicolored light copies, in particular for multicolored technical blueprints : de en
  • US2049745A - Packing machine for pulverulent material : en
  • US2049990A - Safety guard for foot presses : en
  • US2050027A - Auxiliary for highway guards : en
  • US2050235A - Process for concentrating acetic acid : en
  • AU2580635A - Improvements in or relating to wrapping machines : en
  • CA359536A - Felted fibrous material : en fr
  • US2049766A - Loudspeaker and like instrument : en
  • US2049941A - Transmission control in two-way signaling systems : en
  • DE633635C - Control device for electric elevators and other lifting devices : de en
  • GB451314A - Improvements relating to speed measuring apparatus : en
  • GB451765A - Improvements relating to the charging and scavenging of the cylinders of two-stroke cycle internal combustion engines : en
  • US2049682A - Turpentine cup : en
  • US2049934A - Ice container : en
  • USD100681S - Design for a cabinet for automatic : en
  • DE633607C - Checker for watches, preferably pocket watches : de en
  • DE633671C - Bucky screen with motor drive of the grid : de en
  • FR801533A - Apparatus for applying an adhesive or the like : en fr
  • IE14018L - Ventilators : en
  • US2049446A - Explosion turbine with full admission high speed rotor : en
  • USD100642S - Design for a goblet or similar : en
  • USD100675S - Design for a shoe or article of : en
  • GB451353A - Improvements in and relating to electric discharge devices : en
  • GB451416A - Improvements in and relating to apparatus for playing a game : en
  • CA359661A - Spring assembly : en fr
  • SE87029C1 - Height adjustment device for the tillage means in cultivators and the like : en sv
  • US2049893A - Support for scaffolds or the like : en
  • FR801495A - Improved layout of the graduation on the dial of a radio device : en fr
  • US2050035A - Reflector and method of designing same : en
  • US2049419A - Process of making containers : en
  • US2049884A - Package for shipping and transporting bottles : en
  • US2050113A - Pressure indicator : en
  • US2049725A - Insecticide : en
  • US2049790A - Refrigeration : en
  • US2049495A - Printing apparatus : en
  • US2050080A - Waste renovation and oil reclamation system and process : en
  • US2050058A - Scriber : en
  • FR801368A - Steam generator comprising multiple-pitch coils arranged as an envelope of a combustion chamber : en fr
  • GB451291A - Improvements in the production of rubber articles : en
  • CA359582A - Aminobutane-disulphonic acid : en fr
  • AU2363835A - Process forthe production of valuable products from solid carbonaceous materials by destructive hydrogenation : en
  • US2049600A - Method and apparatus for conditioning molten glass : en
  • US2050025A - Method of treating hydrocarbon oils : en
  • US2049841A - Chain : en
  • US2049979A - Treatment of hydrogen peroxide vapors : en
  • US2050191A - Machine for adhesively uniting the plies of multiple ply articles of apparel : en
  • USD100709S - Design for a flying boat : en
  • DE633630C - Electrical control device for influencing two or more machine units to be controlled in a technical system with regard to their participation in a load : de en
  • CA359547A - Envelope sealer : en fr
  • DE633527C - Writing measuring device with a straight sliding carriage : de en
  • GB451352A - Manufacture of new amines of the aetio-cholane or aetio-allocholane series : en
  • US2049953A - Deep well tool socket : en
  • US2049611A - Automatic sizing mechanism : en
  • US2049710A - Chain tightener : en
  • US2049768A - Machine for capping and sealing containers : en
  • USD100632S - Design fob a goblet ob simblab : en
  • US2049955A - Shaft seal : en
  • US2049928A - Adhesive applying apparatus : en
  • US2049967A - Apparatus for making molds : en
  • US2050145A - Head gate : en
  • DE633837C - Device for applying surgical sutures : de en
  • DE633866C - Graduated rotary filter : de en
  • DK51977C - Liquid propellant of coke oven gas and method of its manufacture. : da en
  • USD100684S - Design for a bicycle : en
  • US2049433A - Coloring of materials made with or containing cellulose derivatives : en
  • US2049677A - Heterodyne receiver : en
  • US2049681A - Wheel carrier structure : en
  • CA359580A - Torch : en fr
  • US2049577A - Tube drawing machine : en
  • US2049883A - Lawn mower : en
  • CA359534A - Fire extinguisher : en fr
  • USD100673S - Design fob a shoe ob abticle of : en
  • US2049678A - Internal combustion engine : en
  • US2049932A - Fastener for shoe laces or the like : en
  • US2049468A - Shift mechanism : en
  • USD100662S - Design for a goblet ob similar : en
  • US2049685A - Woodworking tool : en
  • CA359663A - Noiseless valve : en fr
  • CA359642A - Mica product : en fr
  • AU209236A - Improved electrically insulated coupling : en
  • DE633844C - Roll film camera : de en
  • DE633853C - Device for feeding shoes to successive workplaces by means of trolleys which are moved on in increments on an endless track : de en
  • US2049414A - Waist belt adjusting means : en
  • US2050033A - Window structure : en
  • US2050097A - Elastic sanitary telephone protector : en
  • DE633802C - Device for monitoring the bearings of machines using two temperature measuring points : de en
  • DE633812C - Process for the fractional distillation of crude anthracene and similar high-boiling, possibly high-melting mixtures of substances : de en
  • DE633848C - Self-sealing pneumatic tires for vehicles : de en
  • DE633875C - Compounds containing chlorinated rubber : de en
  • GB451395A - Improvements in apparatus for raising liquids : en
  • FR801395A - Process for the preparation of halogenated hydrocarbons by adding a halogen to unsaturated hydrocarbons : en fr
  • GB451326A - Improvements in boiler furnaces : en
  • FR801553A - Packaging vial for catgut and similar surgical ligatures : en fr
  • GB451430A - An improved carver fork : en
  • DE633695C - Device for switching two antenna circuits : de en
  • DE633735C - Circuit to prevent pumping of remote-controlled electrical switches : de en
  • US2050170A - Scarf : en
  • US2050100A - Method and apparatus for the production of molded articles : en
  • FR801379A - Further development of glasses : en fr
  • GB451424A - Improvements in or relating to means for preventing the stalling of compression-ignition engines, of which the suction is utilised in vehicle braking systems : en
  • US2049603A - Pneumatic cleaner : en
  • US2049459A - Tire cover and support therefor : en
  • CA359621A - Paper bag : en fr
  • US2050175A - Fastening lace : en
  • US2050229A - Method of and apparatus for making tubular walls : en
  • US2049435A - Ladder for freight containers : en
  • US2049463A - Salts of beta alkylated choline alkyl ethers and processes for their production : en
  • US2049441A - Process of operation for azeotropic distillation : en
  • US2049590A - Grid type weft detector tip : en
  • US2049485A - Railway traffic controlling apparatus : en
  • US2049909A - Drain trap valve : en
  • USD100622S - Design fob a goblet or similar : en
  • AU2365035A - Improvements in or relating to electrical oscillation generators : en
  • US2049729A - Envelope : en
  • US2049931A - System of motor control : en
  • US2050164A - Method of and means for removing lint from cotton seeds : en
  • DE633742C - Pliers for pulling in ear tags : de en
  • DE633869C - Process for the production of iron and nickel-containing alloys with a low coefficient of expansion : de en
  • DE633703C - Drive of the work spindle on automatic turning arms : de en
  • DK51959C - Freewheel hub for bicycles with clutch to facilitate the removal of the rear wheel. : da en
  • FR801564A - Pumping group : en fr
  • US2049578A - Gas and oil separator : en
  • US2049736A - Clutch operating device for motor vehicles : en
  • DE633665C - Selective self-sellers for postcards that are led past a removal device : de en
  • DE633311C - Guide attachments for roller bearing axle bushes : de en
  • GB451534A - Improvements in or relating to electromagnetic switches of the type used in telephone systems : en
  • US2049661A - Two-wheeled motor-driven roto-tiller : en
  • US2049764A - Rail flaw detector mechanism : en
  • US2050114A - Portable, extendible, and foldable nursery chair : en
  • DE630139C - Process for debittering brewery yeast : de en
  • US2049466A - Abrasive throwing wheel : en
  • US2049558A - Bobbin : en
  • US2049793A - Refrigerating apparatus : en
  • US2050131A - Coin freed liquid dispensing apparatus : en
  • GB451367A - Improvements in cycle racks or stands : en
  • US2050041A - Relief valve : en
  • DE633673C - Fire protection switch for film projection devices : de en
  • US2049874A - Slotted abrasive wheel : en
  • US2049896A - Dyestuffs of the flavanthrone series : en
  • US2049626A - Power hacksaw machine : en
  • FR801596A - Device for ventilation, in particular of vehicles : en fr
  • US2049517A - Method of and material for inhibiting or retarding acid corrosion of ferrous metals : en
  • US2050049A - Guide device : en
  • CA359669A - Dental instrument : en fr
  • DE633642C - Infinitely variable planetary gear transmission : de en
  • DE633867C - Process for the preparation of organic arsenic and antimony compounds of the pyridine series : de en
  • US2049930A - Electric light reflector : en
  • US2050068A - Internal combustion engine-electric power plant : en
  • FR801509A - Device, with precision hydraulic relay, for controlling a moving part : en fr
  • DE633640C - Geometric calculator : de en
  • DE633709C - Cutting device for sewing machines : de en
  • GB451280A - Improvements in or relating to fluid pressure gauges : en
  • US2049816A - Hot-blast stove bottom : en
  • USD100640S - Design fob a goblet ob similar : en
  • US2049622A - Remote control system : en
  • US2050183A - Bed attachment : en
  • FR801458A - Improvements in the manufacture of metallic-looking wires : en fr
  • GB451492A - Improvements in or relating to skimming devices for centrifugal machines : en
  • GB451532A - Improvements in or relating to the dyeing of elastic fabrics and in apparatus therefor : en
  • US2049434A - Scalp massaging apparatus : en
  • US2049762A - Portable electric lamp : en
  • US2049898A - Surgical instrument : en
  • US2049687A - Fuel vaporizing device : en
  • US2050214A - Combination compound tube : en
  • DE633787C - Call circuit arrangement with a tone-frequency carrier frequency : de en
  • DE633721C - Cable drum trolley for the power supply cable of electrically operated excavators, skimmers or similar devices : de en
  • FR801547A - Manufacturing process of a special threaded plug : en fr
  • US2049536A - Brake beam structure : en
  • US2049881A - Manufacture of slag cement : en
  • USD100646S - Design fob a goblet or similar : en
  • DE633746C - Suspension for motor vehicles : de en
  • GB451320A - Improvements in or relating to x-ray installations : en
  • DE633808C - Device for opening lid boxes : de en
  • US2049551A - Cushion construction : en
  • US2049743A - Necktie lining : en
  • US2050070A - Vehicle body and door therefor : en
  • FR801360A - Improvements in the manufacture of building materials and decorative surfaces containing them : en fr
  • FR801583A - Oil dewaxing enhancements : en fr
  • GB451579A - An improved method of and means for effecting economy in the running of motor vehicles : en
  • CA359542A - Multi-colour photographic material : en fr
  • DE633362C - Frost protection system for vehicles operated with internal combustion engines, especially railway vehicles : de en
  • GB451407A - Improvements in or connected with coin-freed mechanism : en
  • GB451421A - Improved musical instrument or toy : en
  • GB451378A - Improvements in or relating to wheels for tractors and similar vehicles : en
  • US2049663A - Faucet : en
  • US2049913A - Diaper : en
  • DE633824C - Hydraulic braking device, especially for motor vehicles : de en
  • US2050054A - Lapping block : en
  • GB451555A - Improvements in the attachment of knobs, handles or other furniture to walls, doors or the like : en
  • FR801439A - Tool holder device : en fr
  • GB579310A - Improvements in or connected with bomb carriers for aircraft : en
  • CA359563A - Porous material coating method : en fr
  • US2049579A - Food grinder cover : en
  • US2049759A - Method and apparatus for packaging rolls : en
  • US2049918A - Balancing weight : en
  • DE633584C - Method of making a smokeless fuel : de en
  • US2050024A - Microscope objective : en
  • GB451462A - Improvements in or relating to perfumes or perfume mixtures : en
  • GB451544A - Tool for removing staples : en
  • GB451551A - Improvements in and relating to wheel brakes : en
  • FR801361A - Paper glove, especially for use by travelers and motorists : en fr
  • US2050181A - Signal device : en
  • US2049676A - Process of treating bleached pulp : en
  • US2049645A - Vase : en
  • FR801585A - Sleeve inlet protective ring of sleeve pipe joints : en fr
  • GB451516A - A boxing and physical culture appliance : en
  • US2050168A - Nonrefillable bottle : en
  • FR801504A - Transverse hauling device for maritime holds : en fr
  • DE633722C - Method and device for the evaporation of liquids in rotary tubes : de en
  • FR801484A - Improvements in the manufacture and treatment of artificial textile materials containing organic cellulose derivatives : en fr
  • GB451578A - Improvements in television systems : en
  • USD100737S - Design fob a shirt : en
  • CA359634A - Railway car roof : en fr
  • FR801355A - Heating system, method and devices for its realization : en fr
  • FR801383A - Method and devices for starting electric motors : en fr
  • GB451380A - Improvements in or relating to trolley heads for electrically propelled vehicles : en
  • GB451535A - Improvements in or relating to electron discharge device amplifiers : en
  • FR801561A - Geographic indicator for radio receivers : en fr
  • GB451330A - Improvements in spray guns for paints and the like : en
  • GB451554A - Action for keyboard stringed musical instruments : en
  • US2049814A - Coal constituents for coking : en
  • US2050213A - Combination compound tube : en
  • FR801446A - Process for the production of foundry cores : en fr
  • US2050200A - Fastening device : en
  • FR801600A - Time Mechanical Rocket Percussion Device : en fr
  • GB451382A - Improvements in or relating to colliery tubs, corves or wagons : en
  • FR801500A - Retractable Landing Gear Improvements for Air Navigation Devices : en fr
  • FR801441A - Fuse holder : en fr
  • US2049901A - Line setting device for flat writing machines : en
  • US2049975A - Process of bleaching sulphonated oils : en
  • US2049719A - Perforated card reading and analyzing device : en
  • US2049797A - Gear pump for artificial silk spinning machines : en
  • USD100730S - Design for a shoe : en
  • GB451337A - Improvements in gyroscopic apparatus : en
  • FR801481A - Device for the thermal treatment of materials of all kinds, and in particular for firing cement, alkaline earth carbonates, such as lime, magnesite, dolomite, etc. : en fr
  • GB451478A - Manufacture of amino-oxy-naphthalene-sulphonic acids : en
  • USD100624S - Design fob a goblet or similar : en
  • US2049877A - Block-out system and device : en
  • US2050077A - Palladium dental alloy : en
  • DK51978C - Method and Apparatus for the production of a flavoring substance. : da en
  • DE633872C - Method of manufacturing composite armor plates : de en
  • US2050234A - Process for dehydration of acetic acid and other lower fatty acids : en
  • GB451345A - Improvements in or relating to modulated carrier wave receivers : en
  • DE633681C - Sleeve connection for iron pit lining : de en
  • DE633761C - Spoked star wheel body with bolt mounting flange : de en
  • FR801405A - Advanced camera shutter : en fr
  • CA359658A - Splitting machine : en fr
  • DE633756C - Cylinder folding device for rotary printing machines : de en
  • GB451313A - Metal pulleys, and the manufacture thereof : en
  • GB451549A - Improvements in or relating to the enclosure of natural history specimens and other solid objects in urea and like resins : en
  • GB451357A - Improved method of manufacturing metal tubes and pipes : en
  • US2049860A - Sliding panel lock : en
  • CA359622A - Snapless overshoe : en fr
  • GB451560A - Improvements in or relating to processes for applying raised figures to porous or semi-porous bases : en
  • US2050075A - Mercury compounds of benzotrifluoride : en
  • US2049484A - Valve spring lifter : en
  • US2050190A - Vulcanization of rubber : en
  • US2049527A - Coin slot mechanism : en
  • US2049534A - Toilet bowl : en
  • CA359576A - Acetic anhydride : en fr
  • US2049445A - Mining machine : en
  • US2049855A - Price card holder : en
  • US2050046A - Cold-rolling steel strip : en
  • US2049649A - Battery terminal clamp bolt : en
  • US2050197A - Prevention of deterioration of cotton cord by heat : en
  • USD100707S - Design fob an air relief valve : en
  • DE633675C - Double ball game : de en
  • GB451849A - Improvements in or relating to power producing means for ships and other craft : en
  • US2049951A - Apparatus for testing lubricating compounds : en
  • US2050196A - Prevention of deterioration of cotton cord by heat : en
  • US2050236A - Apparatus for forming tubular blanks : en
  • USPP189P - Barberry plant : en
  • FR801478A - Device used to transmit traction and pressure : en fr
  • USD100650S - Design for a goblet or similar : en
  • USRE20054E - Window construction : en
  • US2049908A - Mine car wheel : en
  • DE633772C - Process for the production of containers for Kerr cells : de en
  • DK51967C - Highchair for Bicycles. : da en
  • FR801488A - Bra enhancements : en fr
  • US2050121A - Brake : en
  • US2049473A - Heating of fluids : en
  • US2050087A - Mechanism operated by fluid pressure : en
  • US2050133A - Apparatus for raking marine growth from canals and the like : en
  • DE627125C - Rotatable pan for desulfurizing iron using centrifugal force : de en
  • DE633743C - Process for the production of elongated hollow bodies of high mechanical strength, in which the body is rolled out over a mandrel : de en
  • FR801574A - Ski binding : en fr
  • GB451435A - Improvements in or connected with apparatus for use in distributing material at large accumulations or bings : en
  • GB451536A - An improved cleaner and/or polisher : en
  • FR801527A - Multi-piece cylinder head for multi-cylinder engines : en fr
  • USD100626S - Design fob a goblet or similar : en
  • DE624755C - Power machine : de en
  • US2049511A - Eyeglass construction : en
  • US2050112A - Preformed abrasive article and process of making same : en
  • US2050120A - Automatic plow : en
  • FR801376A - Pull-out and erase bin : en fr
  • GB451461A - Taping mechanism for incorporating measuring tape in fabric rolls and the like : en
  • GB451470A - Improvements in and relating to valves : en
  • GB451550A - Improvements in or relating to innersoles for boots and shoes : en
  • US2049813A - Turntable : en
  • US2050061A - Fiber utensil : en
  • US2049515A - Cut-off and discharge mechanism for tubing machines, bag making machines, and the like : en
  • US2049630A - Means and method of effecting engine cylinder turbulence : en
  • DE633661C - Cosmetic preparations : de en
  • FR801545A - Ski binding device : en fr
  • FR801465A - Basic dye colloidal pigments : en fr
  • FR801519A - Process for preparing n-vinyl compounds : en fr