• US2331194A - Printing ink : en
  • US2330876A - Temperature control apparatus : en
  • CA415690A - Fish lure : en fr
  • USD136425S - Design for a purse : en
  • CA415571A - Tandem bearing treating apparatus : en fr
  • CA415669A - Slicing machine : en fr
  • US2331120A - Typewriting machine : en
  • GB556507A - Improvements relating to strip feeding mechanisms for presses and like machines : en
  • US2330826A - Manufacture of resin-surfaced wood : en
  • US2331048A - Closure for slotlike apertures : en
  • US2331121A - Method of making motor fuel : en
  • US2331129A - Lettuce packing : en
  • US2331225A - X-ray apparatus : en
  • DE739774C - Throttle device for flow rate measurement : de en
  • US2330903A - Sheet apparatus : en
  • CA415656A - Stocking : en fr
  • US2330951A - Game apparatus : en
  • DE739787C - Load drop device, in particular bomb drop device in aircraft : de en
  • US2330943A - Welding : en
  • DE739927C - Cassette for playback cameras made of two detachable frames : de en
  • AU117545B2 - Electron discharge device : en
  • DE739858C - Lighting fixtures : de en
  • US2330869A - Method and apparatus for making self-tapping screws : en
  • FR886104A - Process for the preparation of steels with high resistance to plastic flow and steels thus obtained : en fr
  • DE739943C - Process for the production of a durable coating on silver apparatus : de en
  • CA415674A - Wiping solder : en fr
  • US2331267A - Time indicating system : en
  • US2330845A - Multiple tank fuel system indicator assembly : en
  • DK61371C - Well drilling machine. : da en
  • FR886129A - Process for protecting all articles of iron or steel from corrosion, in particular cans and similar black sheet containers : en fr
  • FR886187A - Tubular centrifuge for cleaning liquids containing suspended solids : en fr
  • US2331264A - Refrigerating system : en
  • CA415624A - Yarn carton : en fr
  • US2330828A - Sulphamido-benzene-azo-pyrazolone : en
  • US2330910A - Windrow lifter : en
  • DE739987C - Centrifugal governor working as a spring governor : de en
  • US2330955A - Roll feed auxiliary adjustment : en
  • USD136438S - Design fob a bottle cap ob similab abticle : en
  • DE739794C - Ball throwing and catching device : de en
  • GB556402A - Improvements in or relating to optical objectives : en
  • GB556481A - Improvements relating to the production of branched chain alkanes : en
  • US2331168A - Wringer : en
  • US2330836A - Magnesium basic carbonate : en
  • CA415649A - Beryllium fluoride : en fr
  • DE739939C - Drawing pad made of pressboard : de en
  • US2331197A - Convertible bulkhead : en
  • DK61379C - Procedure for Preparing Infusion Solvents Useful as Blood Fluid Substitutes. : da en
  • US2331193A - Ultra high frequency resonator : en
  • GB556450A - Improvements in apparatus for dressing grinding wheels : en
  • US2330975A - Enclosure for electrical devices : en
  • DE739745C - Arrangement of battle stalls on aircraft fuselages : de en
  • GB556509A - Improvement in and relating to the construction of domestic cinder sifters : en
  • US2330841A - Tube coupling : en
  • US2331140A - Large reservoir for liquids : en
  • US2331233A - Sealed tag and attaching means therefor : en
  • CA415635A - Infusor : en fr
  • DE739994C - Exhaust silencers, especially for submarines : de en
  • GB556451A - Improvements in motor-propelled invalid carriages and like vehicles : en
  • DE739916C - Cabinet-like slatted frame for holding potatoes : de en
  • US2330947A - Vacuum breaking faucet : en
  • US2331110A - Feeder : en
  • FR886060A - Improvements made to filter cleaning and dust removal, in particular those of automotive gasifiers : en fr
  • IE17265L - Hair waving : en
  • GB556396A - Improvements in or connected with moulds for casting concrete, plaster and other materials : en
  • GB556495A - A new or improved method and means for the spinning or planishing of sheet metal : en
  • DE739963C - Circuit arrangement for the remote control of surge receivers : de en
  • FR886081A - Mode of attachment of the vests : en fr
  • FR886126A - Electrical installation for motor vehicles comprising a polarization headlight : en fr
  • FR886130A - Lifting beam system : en fr
  • FR52226E - Process for the production of platemaking blanks : en fr
  • US2331035A - Package jack : en
  • CA415561A - Loose leaf binder : en fr
  • GB556443A - Piston expander and stabilizer : en
  • GB556762A - Improvements in electrical signal converting circuits : en
  • DE739746C - Rope bracing for lifting and lowering boom parts of excavators : de en
  • US2330844A - Heat exchange apparatus : en
  • DE739985C - Device for the production of hollow fiber bodies : de en
  • FR886235A - Rhodacyanine manufacturing process : en fr
  • FR886112A - Method and apparatus for the continuous testing of the hardness of steel bodies of equal dimensions : en fr
  • US2330997A - Perforating machine : en
  • US2331164A - Apparatus for washing vegetables : en
  • DE739735C - Circuit breaker : de en
  • CA415614A - Conveying apparatus : en fr
  • CA415670A - Slicing machine : en fr
  • DK61386C - System for Commissioning a generator gas-powered Internal Combustion Engine. : da en
  • US2330941A - Insulation : en
  • FR886143A - : fr
  • FR886107A - Lure for fishing : en fr
  • DE739848C - Two-end hose : de en
  • DE739996C - Cleaning device for firearm barrels, in which two or more wipers are twisted to each other and held in a longitudinally offset manner in a support body : de en
  • FR886082A - Articulated sole shoe : en fr
  • FR886166A - Process for the separation of constituents of bran and the like having a high nutritional value, from its cortical parts : en fr
  • DE739809C - Melting protection to prevent excess temperatures in furnace systems : de en
  • DE739768C - Plate-shaped rotating anode for X-ray tubes : de en
  • DE739815C - Device for converting direct current into alternating current or direct current with a different voltage : de en
  • USD136419S - Jewelry fin or similar article : en
  • US2331242A - Electric valve circuit : en
  • US2330909A - Device for determining the contents of rolls of oilcloth : en
  • US2330929A - Plate tumbler lock : en
  • US2331004A - Machine for winding and packaging skeins : en
  • US2331153A - Ring balance meter : en
  • DE739830C - Device for generating wandering scripts : de en
  • DE739974C - Vacuum furnace heated by glow discharge, especially annealing and melting furnace : de en
  • GB556523A - Improvements in or relating to tool chucks : en
  • FR886170A - Electric resistance welding device : en fr
  • FR886172A - Process for manufacturing a covering and agglomeration material : en fr
  • US2331091A - Indicia exhibiting means : en
  • US2330863A - Method of rifling gun barrels : en
  • US2331103A - Electric control system : en
  • US2331062A - Footwear : en
  • CA415663A - Thermostatic control for electrical appliances : en fr
  • DK61375C - Process for the preparation of single or double unsaturated 3-ketones from the Cyclopentanopolyhydrophenanthene series. : da en
  • GB556531A - Improvements in and relating to lighting fixtures : en
  • DE739803C - Process for electrical image transmission and television : de en
  • DE739956C - Roller conveyor grate for industrial furnaces : de en
  • CA415579A - Draft gear : en fr
  • GB556508A - Brake-straps for wheels of perambulators : en
  • GB556485A - Improvements in moulds used in the manufacture of concrete pipes : en
  • DE739898C - Control for electric motors consisting of a Leonard set : de en
  • DE739932C - Measuring device for recording state variables and influences on aircraft parts : de en
  • GB556417A - Combined service meter and cut-off relay for telecommunication systems : en
  • CA415551A - Plate metal structure : en fr
  • DE739783C - Coupling plates for shaft couplings : de en
  • FR886195A - Frettage for towers, vessels, chimneys and similar constructions : en fr
  • FR886203A - Process for the production of crack-free concrete by eliminating initial stresses in the concrete : en fr
  • GB556444A - Improvement in pistons : en
  • CA415677A - Speech transmission system : en fr
  • DE739798C - Device for local heating of elongated workpieces : de en
  • US2330928A - Safety device : en
  • US2330965A - Signal transmission system : en
  • DE739741C - Turn forming machine : de en
  • DE739860C - Process for dyeing with Kuepen dyes : de en
  • DE739986C - Reflex camera with central shutter : de en
  • US2330815A - Aerial torpedo : en
  • US2330926A - Container : en
  • DE739992C - Closure for liquid containers, in particular for fuel containers in motor vehicles : de en
  • DE739786C - Camera with setting viewfinder : de en
  • CA415560A - Airplane : en fr
  • DE739998C - Whisker : de en
  • DE739914C - Book-like card protection pocket : de en
  • GB556499A - Improvements in the control of electric heating elements, particularly in ovens : en
  • FR886247A - Device for tracing the contour of preferably flat parts, for example sheet metal panels : en fr
  • GB556439A - Improved apparatus for cleaning the bottoms of ships and other floating vessels : en
  • USD136445S - Design fob a carving knife : en
  • DE739728C - Device for separating solid particles from a gaseous medium : de en
  • US2330967A - Machine for processing food products : en
  • US2330858A - Lubricant : en
  • DE739910C - Production of Abkoemmlingen of the 1,4-diaminoanthraquinone : de en
  • DE739915C - Suction mouthpiece for vacuum cleaner with swiveling suction pipe connection piece : de en
  • DE739886C - Hygienic protection device for telephones : de en
  • DE739912C - Process for the production of concentrated calcium gluconate solutions : de en
  • US2331150A - Door handle locking device : en
  • US2330900A - Modified hydrocarbon polymer : en
  • GB556483A - Improvements in and relating to the roofs of motor cars and like vehicles : en
  • US2331155A - Treatment of wells : en
  • CA415546A - Tire bead cutting machine : en fr
  • CA415554A - Composition board : en fr
  • CA415644A - Clipping machine : en fr
  • GB556397A - Improvements in and relating to dynamo-electric machines : en
  • US2331261A - Thread tensioning apparatus : en
  • US2331271A - Catamenial bandage : en
  • US2331128A - Power indicator : en
  • DE739922C - Facility for field rental of potatoes : de en
  • FR886236A - Film reel : en fr
  • DK61393C - Wooden hall. : da en
  • FR52216E - Vats, tanks, cisterns or tanks with removable ceilings or lids, or mixed silos : en fr
  • DE739962C - Electric mainline drive : de en
  • US2331139A - Extrusion head : en
  • US2331030A - Web aligning apparatus : en
  • US2331184A - Apparatus for thawing frozen products : en
  • FR52241E - Letter Address : en fr
  • FR886072A - Transportable starter device for starting internal combustion engines and the like : en fr
  • FR52211E - Improvements to gasifiers more particularly used on motor vehicles : en fr
  • DK61398C - Metaltube. : da en
  • FR886171A - Purifier and sorter of agricultural products : en fr
  • GB556404A - An improved combined radio and telephone device : en
  • DE739874C - Support for makeshift bridge : de en
  • US2331064A - Method of and apparatus for dispensing effervescent liquids : en
  • DE739827C - Slip ring seal : de en
  • DE739901C - Process for the production, in particular of carbon brushes for electrical machines : de en
  • FR886134A - Device for the watertight, seamless connection of pipes : en fr
  • DE739900C - Carbon brush for electrical machines : de en
  • FR52248E - Device for controlling current rectifiers with mechanical current interruption : en fr
  • FR886078A - Accumulator collar puller : en fr
  • FR52240E - Apparatus for the treatment of animal materials such as carcasses, slaughterhouses, fish waste, etc. : en fr
  • GB556541A - Improvements in folding carriages for children : en
  • US2330990A - Concrete form wale clamp : en
  • GB556501A - Improvements in or relating to apparatus for regulating the output of dynamo-electric generators : en
  • DE740002C - Procedure for the remote transmission of compass positions : de en
  • FR52204E - Continuous drying device for pasta : en fr
  • US2330982A - Carboy crate : en
  • GB556413A - Shielded amplifier reversing switch : en
  • US2331147A - Preservation of foods in transit : en
  • DE739811C - Process for filling the central longitudinal bores of large forged runners of turbo-generators with round fillers : de en
  • DE739840C - Tensioning device for the tracks of vehicles, especially motor vehicles : de en
  • DE739893C - Two-metal release with shock-proof rest position : de en
  • FR52203E - Apparatus for placing a particular tampon of periodic cotton : en fr
  • DE739948C - Process for the production of an extract from rye suitable for baking purposes : de en
  • FR886180A - Process for the production of cadmium red : en fr
  • GB556453A - Improvements in or relating to the heat insulation of cold storage chambers : en
  • US2330872A - Traffic analyzer : en
  • DE739937C - Large capacity fuel tanks for motor vehicles, especially for high-speed long-distance vehicles : de en
  • FR52206E - Universal lathe chuck : en fr
  • USD136441S - Bottle cap or similar article : en
  • DK61380C - Curtain holder with rollers for use with hollow rails. : da en
  • FR52233E - Electrical oscillation amplifier assembly : en fr
  • DE739784C - Float valve with lever transmission : de en
  • DE739921C - Self-seller for goods of different types, but of the same value with a gaming device : de en
  • FR886243A - Process for preparing base plates for making wax models for dental surgery : en fr
  • US2330933A - Drilling apparatus : en
  • DE739822C - Lifting device for heavy loads : de en
  • DE739947C - Process for the production of a vitamin-rich malt preparation : de en
  • DE739834C - Device for limiting the setting angle of the blades of hydraulically adjustable propellers : de en
  • FR886215A - Contact device for periodic switching : en fr
  • GB556475A - Improvements in and relating to the manufacture of metallic magnesium : en
  • GB556478A - Improvements in or relating to aircraft wings : en
  • US2330865A - Recovery of phosphate from phosphate boiler sludge : en
  • US2330911A - Torpedo propelling and steering means : en
  • US2330952A - Plaster cast cutting device : en
  • US2330895A - Coded track circuit signaling system : en
  • US2331231A - Comb foundation : en
  • FR886099A - Engine piston forged from aluminum-silicon alloys : en fr
  • US2330830A - Label feeding and applying mechanism : en
  • US2330912A - Railway truck : en
  • US2330884A - Beverage package : en
  • US2330944A - Wheelbarrow : en
  • FR886223A - Stool to make small bundles : en fr
  • FR52250E - Receiver with automatic volume and selectivity adjustment : en fr
  • FR52234E - Universal support for parts to be traced, or to be worked, which can rotate, for exactly measurable angular amplitudes, around three axes perpendicular to each other : en fr
  • US2331057A - Gun perforator : en
  • US2330984A - Lehr : en
  • DE739896C - Electric bicycle light machines with a bell-shaped, fixed magnet system : de en
  • DE740001C - Pressed or injection molded plastic ignition body : de en
  • FR52232E - Clasp for all leather goods or other articles intended to contain objects : en fr
  • GB556498A - Improvements in and connected with precision appliances for measuring dimensions : en
  • GB556503A - An improvement in film feeding mechanism : en
  • FR886202A - Electric furnace for smelting light metals : en fr
  • DE739742C - Use of aluminum alloys as a material for machine parts with sliding movement : de en
  • DE739951C - Process for utilizing the waste heat from a separating column : de en
  • FR886204A - Process for the production of glazes free from boron and lead : en fr
  • FR886196A - Beam with reinforcement formed by embedded steel blades : en fr
  • CA415550A - Toggle action clamping device : en fr
  • DE737983C - Train monitoring device with track board and display of train numbers : de en
  • DK61397C - Closing device at Pakkasser. : da en
  • US2331071A - Anodizing rivet : en
  • USD136455S - Design for an electric switch : en
  • FR886101A - Condensate chamber lubricators : en fr
  • FR886119A - Process for removing magnesium from mixtures with glucinium : en fr
  • CA415619A - Sound deadener : en fr
  • CA415653A - Electron beam deflection apparatus : en fr
  • US2331277A - Rapid inspection device : en
  • AU117540B2 - Improvements in electric arc furnaces with removable hearths or roofs : en
  • AU679342A - Improved process for producing a cork substitute from mineral wool, andthe resultant product : en
  • CA415622A - Water heater : en fr
  • AU625842A - An improved sparkplug suppressor : en
  • DE740019C - Sheet depositing device for printing machines : de en
  • GB556476A - Improvements relating to radio beacons : en
  • DE739917C - Operating rod for support frame : de en
  • GB556544A - Improvements in and relating to spring nuts : en
  • DE739847C - Direction indicator with electromagnetically moved angle arm that oscillates up and down in the display position : de en
  • GB556488A - Improvements in maximum demand tariff meters : en
  • US2331127A - Fluid pressure apparatus : en
  • DE739854C - Dryer for painted metal belts : de en
  • AU117536B2 - Strapping machines for boxes andthe like : en
  • CA415664A - Optical objective : en fr
  • GB556454A - Improvements relating to free-piston machines, particularly to those with variable discharge pressure : en
  • CA415659A - Metal treating process : en fr
  • CA415678A - Speech transmission system : en fr
  • US2330824A - Method of making magnetic cores : en
  • CA415578A - Polyalkylol guanidine salt condensation product : en fr
  • DE739890C - Vehicle antenna : de en
  • DK61382C - Aluminum alloy plain bearing. : da en
  • US2330825A - Ladder : en
  • CA415668A - Slicing machine : en fr
  • FR886106A - Outboard engine, internal combustion, for watercraft : en fr
  • US2331084A - Regulator : en
  • CA415602A - Trolley contactor : en fr
  • DE739842C - Device for setting and inclinations of rotatably attached stanchions on trucks or the like. : de en
  • CA415587A - Cutting tool : en fr
  • CA415650A - Rare element base extraction : en fr
  • AU681542A - Electron discharge device : en
  • US2331276A - Organic thiocyanates and isothiocyanates and process of preparing the same : en
  • CA415671A - Oiling system for compressors : en fr
  • US2331171A - Ironing element : en
  • US2330927A - Carton and carton blank : en
  • US2330962A - Organic compound of antimony and process for making it : en
  • US2331278A - Azo dyestuffs and their manufacture : en
  • DE739810C - Remote-controlled power interruption device : de en
  • DE739828C - Process for the stabilization and preservation of liquids containing proteins, especially blood plasma : de en
  • FR886145A - Tubular plate grooving device for tight expansion : en fr
  • AU678642A - Strapping machines for boxes andthe like : en
  • US2331187A - Toy : en
  • FR52208E - Textile printing : en fr
  • CA415617A - Drawing compound applicator : en fr
  • DE739887C - Additional contact device on desktop telephones for triggering a busy signal : de en
  • US2331174A - Car truck : en
  • USD136458S - Flag holder or similar article : en
  • CA415600A - Vinyl resin composition : en fr
  • FR886158A - Motor vehicle for lifting and transporting long pieces of wood, poles, pipes and the like : en fr
  • CA415547A - Shoe heel portion shaping machine : en fr
  • DE739882C - Opposite television arrangement using the light spot on the screen of a Braun tube for scanning : de en
  • IE16505L - Toughening glass sheets : en
  • US2331213A - Cycle saddle : en
  • CA415583A - Telephone line identification : en fr
  • FR886199A - Carrier tricycle : en fr
  • FR886154A - Stereoscopic proof holders : en fr
  • FR886176A - Safety lamp protected from explosions and firedamp blasts, usable in particular as a front lamp for underground operations : en fr
  • CA415592A - Seat harness : en fr
  • DE739849C - Fore shape for seagoing merchant ships : de en
  • DE739888C - Frequency modulation circuit : de en
  • US2331136A - Transmission line seal and insulator : en
  • USD136454S - Design foe a set of game pieces : en
  • FR886169A - Device for igniting and stoking gasifiers, in particular for motor cars : en fr
  • GB556522A - Improved means for securing fittings to containers for fluids : en
  • FR52225E - Superphosphate granulation process : en fr
  • GB556425A - Sulphanilamide derivative : en
  • GB556500A - Improvements in or relating to dish washing machines : en
  • US2330985A - Spindle control mechanism : en
  • FR52224E - Process and device for obtaining, by spinning, from a mass of molten glass, very fine glass strands : en fr
  • GB556445A - Improvements in or relating to valves for controlling the delivery of liquids : en
  • GB556489A - Improvements in, or relating to, liquid cooling systems for internal combustion engines, and like purposes : en
  • US2330966A - Fluid distribution system : en
  • US2331173A - Size-reducing mill : en
  • FR886059A - Direct acting economizer heater, for use as fuel, alcohol and heavy fuels : en fr
  • DE739777C - Feed device for the dry fuel in petrol-less vehicles : de en
  • DE739924C - Drilling table that can be moved on all sides for workpieces with large lengths and heavy weights : de en
  • US2330977A - Combined ironing and folding machine : en
  • USD136436S - Design for a plug closure for bar- rels, cans, or the like : en
  • US2331124A - Electric valve translating system : en
  • US2330862A - System for filling containers : en
  • US2331141A - Electrical contact resistance heating and soldering device : en
  • US2330804A - Dehydrogenation of aliphatic hydrocarbons : en
  • US2330820A - Electric circuit breaker with compressed fluid blowout : en
  • DE739739C - Method of pitching wool : de en
  • GB556461A - Improvements in or relating to electron discharge tubes : en
  • US2331227A - Temperature taking grain sampler : en
  • US2331111A - Chuck : en
  • FR886109A - Apparatus for milking sheep and other animals : en fr
  • USD136432S - Wall paper border or similar article : en
  • DE739747C - Ignition device for roasting oven swivel burner : de en
  • FR52230E - Ball spool support with automatic adjustment and wedging blocking, for winding threads : en fr
  • GB556505A - Improvements in or relating to cathode structure : en
  • FR886209A - cartridge ejector for firearms : en fr
  • FR52244E - Process for obtaining solid dyes, and products obtained by this process : en fr
  • US2330960A - Typewriting machine : en
  • FR886222A - Solder : en fr
  • FR886053A - : fr
  • FR886067A - Improvement in turbo-generators : en fr
  • FR886244A - Process for fixing parts made of non-precious metals or the like, resistant to the acidity of the mouth, directly hot in ceramic materials, in particular artificial teeth : en fr
  • GB556480A - Improvements in gas meter and other casings or containers divided interiorly into gas-tight chambers : en
  • US2331212A - East biding tire : en
  • US2330842A - Rotating wing aircraft : en
  • US2330886A - Manifolding device : en
  • US2331039A - System for silencing radio receivers during automatic tuning thereof : en
  • FR886103A - Apparatus for the production of gas with the engine using the gases produced : en fr
  • DE739869C - Water tube boiler : de en
  • DK61389C - Mechanical Method of Making Envelopes. : da en
  • DE739836C - Motor vehicle, in particular tractor, with gas generator drive : de en
  • US2330832A - Control mechanism : en
  • DE740000C - Balance spring for clockwork timer : de en
  • US2331007A - Manufacture of electric detonators : en
  • CA415640A - Temperature responsive apparatus : en fr
  • US2331055A - Strainer for plumbing fixture drains : en
  • US2331203A - Chair : en
  • FR886063A - Device for dismountable assembly of three parts and its application in particular to the production of light frames such as those used for the making of bunk beds : en fr
  • GB556525A - Improvements in walls and partitions : en
  • DK61394C - Light projectile for smooth running Skyts. : da en
  • FR886098A - Shoe heel : en fr
  • FR886144A - : fr
  • GB556407A - Improvements relating to photographic copying apparatus : en
  • DE737801C - Full floor, especially infantry floor : de en
  • DE739989C - Device for preventing oil strikes in air springs with a piston that can be moved in a cylinder : de en
  • DE739831C - Pressurized fluid accumulator loaded with compressed air : de en
  • GB556491A - Improvements in and relating to impulse-protected electric fuses : en
  • DE740003C - Flag hoisting device : de en
  • FR52249E - Device for the development of elements, in particular in telegraph apparatus : en fr
  • US2330916A - Refrigerating apparatus : en
  • US2331206A - High voltage generator : en
  • US2330833A - Radio control apparatus : en
  • US2330918A - Expulsion lightning arrester : en
  • US2331003A - Remote control circuit : en
  • US2330978A - Arch supporter : en
  • DE740004C - Device for conveying divided dusty or liquid substances, which are mixed with a specifically lighter carrier medium : de en
  • CA415612A - Electrically conductive fabric : en fr
  • US2330843A - Marker and method : en
  • CA415572A - Rolling coulter device : en fr
  • US2331262A - Railway traffic controlling apparatus : en
  • AU617842A - A machine for sweeping hides : en
  • CA415662A - Saturated and unsaturated compound and product manufacture : en fr
  • CA415588A - Hose coupling : en fr
  • CA415539A - Nail extractor : en fr
  • DE739935C - Coupling steering gear for caterpillar vehicles : de en
  • FR886248A - Device to facilitate the transport of suitcases, trunks, chests, etc. : en fr
  • DE739825C - Device for assembling, checking and aligning devices, workpieces, etc. like : de en
  • CA415575A - Conductor clamp : en fr
  • CA415666A - Steering wheel drive for vehicles : en fr
  • DE739870C - Steam water drain with externally adjustable relief cross-sections connected in series : de en
  • FR886115A - Welding process by bringing together hollow bodies or seal boxes, in particular valve boxes : en fr
  • FR886198A - Articulated, advanced wood sole : en fr
  • US2330854A - Saw : en
  • CA415676A - Electric relay : en fr
  • GB556437A - Improvements in circuit arrangements for direct current dynamo electric machines : en
  • GB556464A - Improvements in or relating to variable electric resistances : en
  • CA415545A - Endless woven belt manufacture : en fr
  • CA415577A - Heat-stable plasticized resin : en fr
  • FR52238E - Wood gasifier for fueling combustion engines : en fr
  • CA415608A - Valve stem : en fr
  • DK61308C - Procedure for Recovering Oils and Fats from Used Bleaching Soil or Used Activated Coal. : da en
  • CA415631A - Statistical machine : en fr
  • DE739907C - Process for the preparation of water-insoluble monoazo dyes : de en
  • DE739964C - Circuit arrangement for the separation of pulses of longer duration from a pulse mixture : de en
  • USD136418S - Design for a spoon or similar article : en
  • CA415537A - Electric flash welding machine : en fr
  • DK61381C - Safety device for Elevator chairs and the like between Side rails controlled Platforms. : da en
  • US2331031A - Digestion of sewage solids and like matter : en
  • US2331051A - Hospital garment : en
  • CA415679A - Packing means for curtain rail runners : en fr
  • FR886150A - Arrangement of counterweights on variable-pitch propellers : en fr
  • DE739855C - Dough preparation for yeast baked goods made using milk : de en
  • US2330915A - Refrigerating apparatus : en
  • GB556535A - Improvements in or relating to electric couplings : en
  • US2331067A - Method of making rigid material of t-section from paper : en
  • US2331073A - Propulsion apparatus : en
  • US2331090A - Cellulose ether composition : en
  • FR886177A - Device for turning on or off alternating currents using saturation reactors to cause a period of current weakening : en fr
  • USD136452S - Design for a bottle cap : en
  • US2330948A - Plugboard : en
  • DE739804C - Sound reproduction device for Fenhoerer : de en
  • US2331069A - Hydrocarbon conversion : en
  • US2331013A - Telephone system : en
  • FR886071A - System for carbonization, drying and roasting of wood, and device for implementing the system : en fr
  • DE739846C - Defrosting and dehumidifying device for windshields of motor vehicles : de en
  • DK61372C - Procedure for continuous application of foils of superpolyamides on webs of woven materials, paper or other substrates. : da en
  • DK61395C - Automatic firearm with safety device for the base. : da en
  • FR886206A - Winding and unwinding device for film strips : en fr
  • FR886233A - Air-cooled cylinder head for internal combustion engines : en fr
  • DK61396C - Optical Signal Apparatus for Traffic Control, especially at intersections. : da en
  • FR886211A - Process for the improvement of high molecular weight materials, which contain -co nh- groups which are found several times periodically in the chain of molecules : en fr
  • DK61392C - Meat chopper. : da en
  • FR52217E - Method of operating two-stroke internal combustion engines with a scavenging pump, in particular a crank case pump, and an engine for the application of this method : en fr
  • DE739808C - Control valve for flow media in electrical switches : de en
  • DK61373C - Method and Apparatus for Drying, Concentrating or Crystallizing Liquid Materials. : da en
  • GB556438A - Improvements in electric switches having automatic tripping means : en
  • US2330968A - Multiple spindle broaching lathe indexing mechanism : en
  • US2331266A - Method of cooking meats : en
  • GB556390A - Improvements in and relating to hydraulic rotary motors and the like : en
  • FR886152A - Process for the production of black coloring bodies : en fr
  • DE728928C - Steam locomotive : de en
  • DE739961C - Fixing a pinion on the stub shaft of an electric train motor : de en
  • GB556470A - Improvements in or relating to printing telegraph apparatus and power driven typewriters : en
  • DE734927C - Gas burners for lighting solid fuels in stoves, ovens, central heating boilers, commercial and industrial combustion systems : de en
  • FR886075A - Multiple ball or roller thrust bearing : en fr
  • DE739818C - Process for the preparation of chromium complex compounds of o-oxyazo fars : de en
  • DE739958C - Steel alloy for corrosion-resistant, hardened cutting tools produced by rolling or similar processing methods : de en
  • FR886162A - Cooling installation for hydraulically refrigerated internal combustion engines, in particular for power units on board military aircraft : en fr
  • FR886055A - Piezoelectric pressure indicator : en fr
  • GB556516A - Improvements relating to tool holders for use on machine tools : en
  • US2330797A - Hydraulic force transmission mechanism : en
  • US2331118A - Shoe sewing machine : en
  • USD136448S - Design for an illuminable christmas ornament : en
  • USPP604P - bates : en
  • CA415599A - Radiogoniometer : en fr
  • CA415573A - Toy submarine : en fr
  • AU675442A - An attachment for lavatory seats : en
  • US2331245A - Method and composition for use in printing : en
  • CA415637A - Cloth cutting machine : en fr
  • DE739779C - Green pea threshing machine : de en
  • FR886117A - Shaped parts of alloys containing silver and palladium : en fr
  • CA415684A - Claw bar : en fr
  • US2331049A - Drilling mud : en
  • US2330887A - Process of obtaining resin extracts from coal : en
  • US2330942A - Electrical fixture : en
  • CA415580A - Draft gear : en fr
  • US2330868A - Display support for containers : en
  • US2331125A - Railway braking apparatus : en
  • US2331269A - Closure assembling machine : en
  • CA415586A - Liquid fuel burner : en fr
  • GB556517A - Improvements relating to footwear : en
  • CA415685A - Signal recording apparatus : en fr
  • DE739946C - Method of accelerating yeast fermentation : de en
  • FR886105A - Method of manufacturing bearings by casting using a bonding agent : en fr
  • US2330902A - Detector and automatic volume control circuit for frequency-modulation receivers : en
  • US2330950A - Ceramic insulator and method of making the same : en
  • US2330980A - Meter reading apparatus : en
  • US2331246A - Threading device : en
  • US2331182A - Sensitive relay mechanism : en
  • DE739894C - Bimetal release device for electrical switches : de en
  • FR52229E - Device comprising one or more systems of electrodes provided with an insulating layer : en fr
  • FR886077A - New anti-fungal and insecticide product for the treatment of plants : en fr
  • CA415629A - Magnetic separator : en fr
  • CA415536A - Gaseous conduction lamp manufacture : en fr
  • US2331132A - Hose clamp : en
  • CA415623A - Cellulose ester : en fr
  • US2330861A - Razor blade magazine : en
  • US2330920A - Electrical relay : en
  • US2331083A - Building and building construction : en
  • DE739790C - Holder for signal horns, especially for motor vehicles : de en
  • GB556457A - Improvements in and relating to sensitive photographic materials : en
  • GB556458A - Improvements in and relating to sensitive photographic materials : en
  • GB556477A - Improvements in or relating to aircraft wings : en
  • USD136442S - Design for a stocking : en
  • US2331263A - Method of making co-polymers of styrene : en
  • US2331275A - Method for making variegated hard surface coverings : en
  • US2330882A - Reflex hammer : en
  • US2331177A - Foot measuring machine : en
  • US2331063A - Baffle assembly for air circulators : en
  • US2331218A - Controlling means for hydraulic motors : en
  • FR886163A - Process for producing mixed polymerizates : en fr
  • FR886185A - Installation and process for carbonization with recovery of by-products : en fr
  • DE739829C - Process for the production of a fat base for food and beverages : de en
  • DE740008C - Device for washing and squeezing laundry : de en
  • DE740005C - Process for separating dry, grainy material with the help of sand, gravel or the like according to weight : de en
  • FR886147A - Seamless drawer for gas meter : en fr
  • GB556545A - Improved electric rectifier element and stack : en
  • FR886083A - Device for fixing objects allowing the adjustment of their positions, applicable in particular to vehicle accessories : en fr
  • DE739769C - Electric immersion heater : de en
  • US2330839A - Supplemental traction device for vehicle wheel tires : en
  • DE739931C - Device for the quick emptying of the fuel tanks in aircraft : de en
  • FR886217A - Device for extracting a phonograph record holder from its furniture : en fr
  • DE739755C - Axle link device for rail vehicles with a bow-shaped twistable handlebar : de en
  • DE739807C - Device for receiving ultra-high frequency waves based on the principle of pendulum feedback : de en
  • FR886102A - Condensate chamber lubricators with several distributor ports : en fr
  • CA415667A - Insulating refractory : en fr
  • FR886070A - Telescopic aerial for vehicles and vehicles provided with such aerial : en fr
  • US2331002A - Air circulating means for refrigerator cars : en
  • US2331274A - Dry shaver : en
  • DE739760C - Terminal block : de en
  • GB556447A - Improvements in connection with the purification of water in tanks : en
  • GB556418A - An improved bag for carrying bottles : en
  • DE739982C - Process for the production of stable alcoholic zein solutions : de en
  • FR886181A - Process for the manufacture of enamels, glazes or the like free from boron : en fr
  • USD136456S - Design for an electric switch : en
  • DE739776C - Self-collecting, mechanically-electrically operating device : de en
  • GB556482A - Electricity conductor unit : en
  • DK61391C - Diaphragm valve for hoses for air rings and similar compressed air containers. : da en
  • FR886090A - Continuous photocopying device : en fr
  • GB556537A - Improvements in padlocks and other key-actuated locks : en
  • FR886137A - Complex vinyl resin, constituting a substitute material for sheet products, such as metal, rubber, etc. : en fr
  • FR886200A - : fr
  • GB556422A - Aluminium alloy : en
  • FR886085A - Device for filling one or more hydraulic shock absorbers of a motor vehicle : en fr
  • DE739732C - Fertilizer : de en
  • DE739775C - Device for the electrical reproduction of motion states of a rotating shaft : de en
  • DE739753C - Template for rotary multiplier : de en
  • GB556459A - Improvements in or relating to stern-tube constructions for ships' propeller shafts : en
  • GB556536A - Improvements in and relating to fluorescent electric lamps : en
  • DE739969C - Electrical system with a collector battery that is charged by a charging machine driven by a motor : de en
  • US2331167A - Explosion-type pulier : en
  • DE739765C - Procedure for testing coils or measuring interturn faults : de en
  • US2331094A - Preparation of esters : en
  • US2331074A - Process of treating iron ore : en
  • US2331146A - Method of felting glass fibers : en
  • DE739634C - Process for the production of polyiodinated compounds of oxydiphenyl acetic acids : de en
  • US2330807A - Spark plug : en
  • US2330812A - Selector switch : en
  • DE739712C - Locked nut for shafts secured by snap ring : de en
  • DE739767C - X-ray tube with a plate-shaped rotating anode : de en
  • US2331022A - Bituminous emulsion and method for producing the same : en
  • US2331272A - Sewing machine : en
  • FR886214A - Process for the manufacture of chlorine oxides, in particular dioxide : en fr
  • FR886242A - Electronic radiation tubes, especially braun tubes : en fr
  • US2331175A - Card support : en
  • GB556526A - Improvements in or relating to electric insulating materials, more particularly dielectrics for condensers : en
  • FR886061A - Process for bleaching and hardening waxes and waxy products : en fr
  • FR886062A - Improvements to the agglomeration of granular or powdery materials by tarry binders : en fr
  • FR886148A - Pendulum dial : en fr
  • FR886159A - Device for switching on and off the alternating current, particularly suitable for mechanical rectifiers : en fr
  • US2330888A - Scanning microscope : en
  • FR886142A - Plywood first sole and process for its manufacture : en fr
  • FR886066A - Paper vest : en fr
  • GB556421A - Improvements in or relating to governors : en
  • US2331080A - Method of seismic reflection surveying : en
  • GB556502A - Improvements in or relating to concentration of ores : en
  • FR886174A - Folding cover, in particular for aircraft power units : en fr
  • GB556428A - Improvements in and relating to electric glow switches : en
  • GB556431A - Improvements in or relating to electrical resistance wire : en
  • GB556460A - Improvements in or relating to panel members : en
  • DE739812C - Monitoring device for high-voltage devices : de en
  • FR52231E - Lighting device intended in particular for cinematographic apparatus : en fr
  • GB556410A - Method for the regulation of the output of thermal power plants : en
  • DE739771C - Air heater : de en
  • GB556434A - X-ray tube safety switch : en
  • DE739785C - The use of physical or flat objects or pictorial representations that are tainted with color masses : de en
  • US2331176A - Vapor-electric device : en
  • US2331235A - Purification of salt solutions : en
  • USD136459S - Design for a hostess coat : en
  • US2330874A - Spike extractor : en
  • US2330923A - Training device for conveyer belts : en
  • DE739865C - Column for fractionation, distillation, stabilization, etc. : de en
  • USD136433S - Design for a sweater drier : en
  • US2330877A - Light measuring device : en
  • CA415641A - Air filter : en fr
  • GB556462A - Improvements relating to printing machine plates and means for producing same : en
  • DE739821C - Attachable cushion for armchairs or the like. : de en
  • US2331024A - Spring tire for vehicles : en
  • CA415610A - Rotary pumping apparatus : en fr
  • US2330957A - Accounting machine : en
  • US2331085A - Bottle jacket : en
  • CA415636A - Toolholder and cutter : en fr
  • IE16489L - Electrical measuring instruments : en
  • USD136423S - Design for a parallel ruler : en
  • US2331254A - Indicating lamp : en
  • US2331209A - Electrical distribution system : en
  • FR886232A - Fan-assisted projection device : en fr
  • GB556479A - Radio high frequency oscillator : en
  • US2331023A - Safety control for power operated machines : en
  • US2331033A - Wing gun mount : en
  • FR886173A - Whey manufacturing process : en fr
  • DE739871C - Casting slide drive for die setting and line casting machines with two optional cam tracks : de en
  • AU618842A - Charge forming device : en
  • US2331169A - Esters of methylol phenols : en
  • GB556408A - Improvements in and relating to the cutting of bevel gears : en
  • USD136435S - Design for a scale : en
  • US2331088A - Soldering iron : en
  • US2330810A - Plasterboard faced with lightweight paper : en
  • DE739856C - Hurricane lantern : de en
  • FR886132A - Pipe wrench with tightening device to hold nuts and screws : en fr
  • FR886155A - Winding capacitor in hermetic container : en fr
  • GB556532A - Improvements in or relating to gauges or measuring instruments for internal cylindrical surfaces : en
  • GB556400A - Improvements in or relating to valves for controlling the flow of liquids : en
  • FR886227A - Control for reversible rolling mill trains powered by controlled grid mutators : en fr
  • DE739778C - Subsoiler for a tail : de en
  • DE739884C - Tilting device : de en
  • FR886120A - Process for the production of carbon black : en fr
  • DE739875C - Box tippers, especially for large loads : de en
  • CA415606A - Padless crown bottle cap : en fr
  • US2330814A - Composite sheet material and method of making the same : en
  • US2331027A - Optical wedge : en
  • CA13534S - Cartridge belt link : en
  • CA415570A - Carrier for containers : en fr
  • US2330930A - Scanning type of electron microscope : en
  • USD136429S - Wall paper border or similar article : en
  • DE739749C - Process for treating textiles made from hydrate cellulose fibers or blended fabrics containing them : de en
  • DE739991C - Air heater for motor vehicles : de en
  • USD136451S - Design for a toy candy container : en
  • US2331179A - Diamond drill : en
  • US2331058A - Firing apparatus for gun perforators : en
  • CA415593A - Vacuum lift device : en fr
  • FR52201E - Detonating gas mixer for internal combustion or combustion engines : en fr
  • GB556399A - Improvements relating to the production of branched chain alkanes : en
  • DE739845C - Manually operated and lockable hydraulic brake for vehicles, especially for motor vehicles : de en
  • CA415657A - Stocking : en fr
  • US2330800A - Laundry tub : en
  • USD136431S - Wall paper border or similar article : en
  • SE108668C1 - : en
  • US2330996A - Portable sawing machine : en
  • US2330964A - Rocking-chair footrest : en
  • US2330992A - Railway mail handling apparatus : en
  • US2331105A - Locking device : en
  • DE739375C - Process for concentrating or dewatering aqueous acetic acid : de en
  • US2331019A - Label dispenser : en
  • CA415686A - Decorative illuminating device : en fr
  • US2331040A - Switch for controlling operation of gaseous discharge lamps : en
  • DE739955C - Tab device for typewriters and other office machines : de en
  • US2330852A - Pallet : en
  • US2330987A - Lantern black-out dimmer : en
  • FR886167A - Device for automatic control of the relative variations of the motor torque and of the resistive torque on a rotary shaft, applicable in particular to the automatic adjustment of the motor torque and of the speed : en fr
  • GB556542A - An improved method and apparatus for mixing granular or like materials : en
  • US2330802A - Hydraulic ram : en
  • US2330976A - Compressor or follower for file receptacles : en
  • US2331012A - Circuit breaker : en
  • AU117532B2 - Charge forming device : en
  • CA415661A - Ester of the dihydro-estrine series : en fr
  • USD136420S - Jewelry fin or similar article : en
  • CA415596A - Web feeding apparatus : en fr
  • US2331018A - Packaging machine : en
  • GB556441A - Improvements in sealing or packing rings : en
  • CA415604A - Copper clad steel : en fr
  • AU1130243A - Improvements in or relating to washing machines : en
  • US2330897A - Truck and trailer apparatus : en
  • USD136434S - Design fob a tray fob drinking glasses : en
  • USD136439S - Design for a bottle cap or similar article : en
  • US2331068A - Combination utensil : en
  • CA415544A - Popped corn food product : en fr
  • USD136430S - Wall paper border or similar article : en
  • US2331215A - Leader for fishing lines : en
  • US2331115A - Latching device : en
  • DE738561C - Self-operated conversation slip issuer for self-contained and semi-automatic telecommunication systems, especially telephone systems : de en
  • CA415632A - Nickel alloy : en fr
  • USD136426S - Wall paper border or similar article : en
  • US2330931A - Electrode holder : en
  • US2331056A - Electric fan assembly : en
  • AU122734B2 - Improvements in or relating to washing machines : en
  • US2331258A - Tube clamp : en
  • US2331183A - Control apparatus : en
  • DE739878C - Automatic electrical control of the brakes of electric vehicles, in particular of rail-less overhead line vehicles : de en
  • FR886100A - Ingot casting process : en fr
  • US2331098A - Tube clamp : en
  • US2330838A - Tube base : en
  • US2331158A - Motor fuel : en
  • DE739761C - High-voltage switchgear with double busbars and branches : de en
  • DE740006C - Device for fine distribution of compressed air for swimming machines : de en
  • US2331086A - Ticket and ticket holding device : en
  • US2331205A - Graphic measuring device : en
  • GB556395A - Improved paint composition containing phenol formaldehyde resin : en
  • US2331046A - Power transmission : en
  • DK61378C - Two-part Socket of Insulation Material. : da en
  • FR886076A - Improvements to thermometers and manometers with electric transmission : en fr
  • FR886231A - Cinema projection device with main switch : en fr
  • GB556401A - Improvements in or relating to internal combustion engine plant : en
  • US2331026A - Power transmission : en
  • US2330991A - Electric coupling torque indicating device : en
  • AU117554B2 - Apparatus for controlling the maximum demand of an electric power-load : en
  • CA415538A - Hydraulic reducing valve : en fr
  • US2331097A - Liquid receptacle : en
  • US2331255A - Switchgear apparatus : en
  • DE739750C - Process for dyeing structures made from polymeric hydrocarbons or their chlorine-containing decals : de en
  • FR886135A - Compact single-phase or polyphase transformers : en fr
  • US2331005A - Stabilized extreme pressure lubricant : en
  • US2331163A - Air gun : en
  • CA415603A - Angular-walled carton : en fr
  • US2330809A - Grinding machine : en
  • US2330939A - Self-closing container closure : en
  • US2331075A - Fluid transmission : en
  • US2331099A - Refrigeration apparatus and method : en
  • US2331196A - Protective phosphate coating : en
  • US2331114A - Cooking apparatus : en
  • US2331252A - Tag fastening machine : en
  • US2331265A - Ethers of bis-phenols : en
  • DE740024C - Method for producing permanent, in particular multi-colored, maps : de en
  • FR886141A - Metal cap for stopping flasks, jars and other similar containers : en fr
  • FR52212E - Front suspension for vehicles with steering handlebars : en fr
  • DE739740C - Process for the processing of sulphidic waste water from the viscose processing industry : de en
  • FR886168A - Metal shutter slats with angular scrolls : en fr
  • FR886224A - Portable and folding children's chair : en fr
  • DE739841C - Control for vehicles with three crawler tracks : de en
  • CA415648A - Aluminium alloy piston : en fr
  • DE739616C - Machine for stepping up and sewing shoes : de en
  • DE739988C - Automatic trailer coupling : de en
  • DE739816C - Arrangement for generating saegezahnfoermiger currents for the electromagnetic beam deflection in cathode ray tubes with the help of a transformer tilting device : de en
  • DE739734C - Circuit arrangement for telephone systems with dialer operation : de en
  • DE740011C - Labeling strips for window tabs for index cards : de en
  • DE739835C - Brake device for handcarts, especially prams : de en
  • DE739736C - Arrangement for generating surge voltages : de en
  • DE739983C - Process for converting the solid constituents of whey into a whipped and baked product containing lactalbumin : de en
  • CA415552A - Mould : en fr
  • US2330925A - Flush tank valve : en
  • CA415576A - Conveyer mechanism : en fr
  • US2330924A - Luminaire : en
  • US2330971A - Attendance recorder punch : en
  • CA415567A - Engine silencer : en fr
  • CA415646A - Elevator mechanism drive : en fr
  • CA415675A - Multicontact relay : en fr
  • FR886205A - Process for heat hardening of steels : en fr
  • DE739843C - Air brakes for motor vehicle trailers : de en
  • DE739850C - Device for sharpening razor blades : de en
  • US2330801A - Tracer mechanism for investigating surface irregularities : en
  • DE739731C - Process for the degradation of the side chains of carboxylic acids of the character of the bile acids : de en
  • US2330871A - Check controlled apparatus : en
  • CA415541A - Snowmobile : en fr
  • FR886113A - High voltage switch : en fr
  • FR52207E - Use of zinc waste for the manufacture of batteries to power flashlights and others : en fr
  • FR52220E - Ammunition bay, in particular for vehicles : en fr
  • FR886239A - Pliers for permanent waving : en fr
  • US2331081A - Heater for stock watering tanks : en
  • CA415630A - Connecting device : en fr
  • DE739934C - Axle stub fastening on transverse springs of vehicles, especially for farm wagons : de en
  • FR52213E - Control device for group of elevators : en fr
  • FR886153A - : fr
  • FR886086A - Electrically heated salt bath oven : en fr
  • FR886221A - Legitimation card : en fr
  • FR886118A - Process for improving the electrical resistance when passing over carbon electrodes : en fr
  • CA415585A - Telemetric system : en fr
  • US2331001A - Tapping and cooling device : en
  • US2331200A - Spinning cap : en
  • FR886220A - Spark generator for spectral analysis in which the succession of sparks is controlled mechanically by means of a synchronous rotary switch : en fr
  • GB556518A - Revolving pendulum governor for prime movers and the like : en
  • FR886124A - Cast-insulated sleeve for submarine telephone cables : en fr
  • DK61374C - Procedure for the production of pantothenic acid and its salts. : da en
  • DE739944C - Wallpaper paste made from swelling starch : de en
  • DE739832C - Rocker arm arrangement for driving deep pumps, e.g. Oil probes : de en
  • US2330864A - Coupling means for coaxial cable sections : en
  • DE739872C - Process for the production of bent zinc etchings for rotary printing units : de en
  • FR52205E - Gearless Steam Tractor : en fr
  • US2331072A - Method and means of developing oil fields : en
  • US2331123A - Electric motor control system : en
  • FR886140A - : fr
  • US2330993A - Motor-generator control system : en
  • GB556506A - Improvements in or relating to floats for aircraft : en
  • GB556529A - A composition for producing a potable brew from grasses : en
  • DE739805C - Method and device for changing the degree of modulation at the receiving end : de en
  • US2330940A - Fire extinguisher : en
  • US2331223A - Electrical distribution system : en
  • US2331208A - Powdered material level indicator : en
  • DE739789C - Brake cylinders made of cast electrons for wheel brakes of vehicles or aircraft : de en
  • US2330946A - Shaker conveyer : en
  • US2331126A - Dehydrating press : en
  • FR52210E - Stainless Metal Clothespin : en fr
  • US2331089A - Grinding machine : en
  • US2331077A - Engine starting mechanism : en
  • DE739730C - Storage tanks made of reinforced concrete for aggressive chemical liquids : de en
  • DE739997C - Device for releasing the breech lock for automatic firearms, especially for light guns for aircraft : de en
  • GB556528A - An improved method and apparatus for printing : en
  • FR886114A - : fr
  • GB556546A - Improvements in or relating to the heating or drying of crushed stone, ore and like materials : en
  • DE739766C - Suspension device for flat flashlight housing with swiveling suspension clasp : de en
  • GB556473A - Improvements in or relating to printing telegraph apparatus : en
  • DE739738C - Process for the continuous generation of water gas : de en
  • CA415652A - Hand bag frame : en fr
  • FR886091A - Capacity that can be compensated : en fr
  • DE739950C - Folding card for steep-sight files : de en
  • DE739839C - Switching device for gear change transmission : de en
  • DE740007C - Whisk for beating and stirring machines : de en
  • US2331250A - Marking tag : en
  • CA415594A - Gypsum cast manufacture : en fr
  • US2331145A - Method of felting fibrous glass : en
  • US2331192A - Condensate control system : en
  • USD136444S - Container covering op paper or similar plat material : en
  • DE739800C - Gas-tight shaft bushing for fan shafts protruding into hot furnace rooms : de en
  • DE739802C - Sanding shoe for pantograph : de en
  • US2331113A - Photographic recording method : en
  • US2331117A - Dispensing apparatus : en
  • DE740020C - Sheet stacking device consisting of a plurality of stackable, open-topped boxes : de en
  • US2330808A - Road surface : en
  • US2330935A - Combined building walls and lighting equipment : en
  • DE739966C - Sound device with piezoelectric double plates : de en
  • US2331229A - Control system : en
  • US2331053A - Insulator plunger support : en
  • FR886208A - Process for treating old used oils with a view to their regeneration : en fr
  • USD136449S - Design for a coat : en
  • USD136453S - Design for a lighting fixture : en
  • DE739978C - Saw frame driven by an endless chain : de en
  • FR886164A - Multi-layered hollow cable : en fr
  • GB556519A - Improvements in or relating to fabrics for the production of collars and analogous articles : en
  • FR886210A - Horizontal sieve with directed vibration : en fr
  • FR886097A - Electric device which automatically stops the lathes and automatic revolving towers at the end of the bar : en fr
  • FR886058A - Carbon regenerator : en fr
  • GB556452A - Improvements in or relating to electric contacts : en
  • GB556446A - Speed governor for prime mover : en
  • FR886121A - Duralumin, steel or plastic sole and outsole with curvature spring, special assembly and standard pads : en fr
  • FR886080A - Improvements to the mixer-mixer : en fr
  • DE739569C - Process for carrying out the catalytic synthesis of hydrocarbons from Co and Hnach Fischer-Tropsch : de en
  • DE739970C - Control device with an adjustment speed proportional to the deviation, depending on the location of the load : de en
  • FR886226A - Porous castings : en fr
  • FR886194A - Transmission line for high frequency electrical oscillations : en fr
  • GB556394A - Improvements in hydraulic swash-plate pumps and motors : en
  • GB556511A - Improvements in and relating to time delay electric relays : en
  • FR886197A - Animal motor vehicle : en fr
  • GB556420A - Improvements relating to shoulder pads for garments : en
  • GB556448A - Improvements in and relating to engine governing mechanism : en
  • FR52218E - Process for obtaining alumina : en fr
  • GB556466A - Improved portable hoist : en
  • FR886250A - Automatic firearm with mass lock : en fr
  • US2331222A - Toothbrush retainer : en
  • US2331207A - Apparatus for the liquid treatment of yarn and the like : en
  • US2330904A - Flux composition : en
  • USD136443S - Design fob a sweater : en
  • US2330848A - Gaseous discharge device : en
  • CA415660A - Cyclopentano-polyhydrophenanthrene series compound : en fr
  • GB556543A - Improvements in and relating to domestic grates : en
  • DE739386C - Voltage-dependent ground resistance for overvoltage protection : de en
  • FR886079A - Improvements made to the production of electrical resistances : en fr
  • CA415542A - Machine gun magazine charger : en fr
  • US2331159A - Dual wheel brake : en
  • US2330806A - Safety blade ejector : en
  • US2330822A - Capacitive follow-up control element : en
  • FR886123A - Arrangement of windings, in particular for very high power and very high voltage transformers of a three-phase group : en fr
  • GB556423A - Improvements in and relating to protectors for projecting bands of cylindrical members : en
  • US2331165A - Reciprocating engine : en
  • AU589042A - Apparatus for controlling the maximum demand of an electric power-load : en
  • FR886139A - Process for treating marine algae with a view to obtaining alginic acid and the salts of this acid : en fr
  • GB556406A - Improvements in or relating to the production of ferro-silicon : en
  • DE739881C - Electric remote control device : de en
  • DK61383C - Sensor device for Magasing gramophones. : da en
  • US2330819A - Portable building structure : en
  • US2331260A - Window lifting and lowering device : en
  • US2331230A - Strip or ribbon making method and apparatus : en
  • US2331102A - Sand treating system and method : en
  • US2330821A - Gradual speed changing device : en
  • US2331061A - Continuous wiredrawing machine : en
  • US2331204A - Package opener device : en
  • CA415683A - Textile manufacture : en fr
  • USD136422S - Design for an earring : en
  • CA415643A - Adhesive : en fr
  • DE739806C - Method for demodulating phase-modulated pulses : de en
  • US2331034A - Recovery of phenolic compounds from petroleum : en
  • CA415589A - Pipe coupling : en fr
  • US2330813A - Carroting solution : en
  • US2330855A - Method of splicing organic plastic film : en
  • US2331078A - Paste tube closure means : en
  • US2331219A - Thermostatic control for pot-type burners : en
  • US2330956A - Barometric regulator : en
  • US2331135A - Method of reclaiming used foundry sand : en
  • CA415651A - Direction indicator switch : en fr
  • US2331043A - Ribbon shift mechanism : en
  • DK61384C - Tear. : da en
  • CA415582A - Typewriter magazine : en fr
  • US2331052A - Method of refining molten glass : en
  • US2330949A - Machine for cleaning castings and the like : en
  • US2331198A - Hand grenade : en
  • CA415590A - Railway vehicle electric drive : en fr
  • CA415613A - Sheet construction material : en fr
  • CA415688A - Unsaturated cyclopentanopolyhydrophenanthrene series compound manufacture : en fr
  • DE739892C - Loeschkammer for small circuit breakers with magnetic arc extinguishing : de en
  • US2330998A - Method of treating aircraft fabrics and products thereof : en
  • US2330921A - Machine to produce spiral grooves : en
  • DE739820C - Casting device for dental technical objects made of easily and difficult to melt metals : de en
  • US2331138A - Measuring apparatus : en
  • US2331119A - Lubricating system : en
  • CA415557A - Sieve shaker : en fr
  • US2330873A - Fuse : en
  • US2331010A - Shipping container : en
  • US2331041A - Method of surface treating glass containers : en
  • DE739823C - Plywood board : de en
  • DE739861C - Firebox for suspended boiler : de en
  • US2331220A - Machine for making shoes : en
  • FR52239E - Process for the production of condensation products : en fr
  • CA415553A - Screw propeller : en fr
  • AU516442A - Improvements in electric arc furnaces with removable hearths or roofs : en
  • CA415609A - Polymerised organic compound processing : en fr
  • US2331076A - Turbine nozzle ring : en
  • US2331166A - Cabinet : en
  • US2331240A - Strand handling apparatus : en
  • CA415563A - Cellulose hydrate product : en fr
  • CA415615A - Cupola furnace : en fr
  • US2330894A - Motorcar with parking device : en
  • US2331210A - Fishing reel : en
  • FR886178A - Process for cutting the tip of ampoules and for separating other glass objects : en fr
  • US2331038A - Merchandise holder : en
  • CA415555A - Horse shoe : en fr
  • DE739920C - Pruefgeraet for determining various physical properties of fibers, threads, ribbons o. The like. And structures made from them : de en
  • DE739873C - Process for the production of emulsion inks for letterpress, wet and dry offset printing : de en
  • US2330866A - Two cycle engine scavenging control : en
  • DK61385C - Machine for spreading cut grass. : da en
  • FR886149A - Differential mechanism for driving from a single shaft, and automatic balancing of the torques of two adjustable rotary members, applicable in particular to variable-pitch propellers : en fr
  • US2331100A - Ironing board attachment : en
  • US2331247A - Shore head structure : en
  • US2331259A - Brake construction : en
  • DE739763C - Damping device for axial movements of shafts, in particular sliding armature motors : de en
  • US2330917A - Refrigerating apparatus : en
  • US2330851A - Switching case for electric pocket lamps : en
  • US2330901A - Splash deck assembly for cooling towers : en
  • US2330979A - Cyclopropyl ether and method of preparing same : en
  • FR886192A - Wedge apparatus in a mine post composed of two elements, one upper and one lower, with relief of the loosening part by stepped multiple wedge transmissions : en fr
  • US2331237A - Golf practice and game apparatus : en
  • FR886229A - Process for obtaining dyes on mixtures of animal fibers and cellulose fibers and products obtained by this process : en fr
  • FR886087A - Cold accumulator : en fr
  • DE730722C - Full floor, especially infantry floor : de en
  • DE739826C - Chain hoist for chopping machines : de en
  • DE739862C - Shower evaporator : de en
  • GB556474A - Improvements in and relating to the manufacture of metallic magnesium : en
  • US2330856A - Friction clutch : en
  • USD136428S - Wall paper border or similar article : en
  • GB556411A - A combined kettle and pannikin : en
  • GB556512A - Improvements in or relating to chocks : en
  • FR886136A - Improvements made to game rackets, particularly metal rackets : en fr
  • GB556524A - Improvements in buildings : en
  • FR886074A - Improvements to sheet metal pinning devices : en fr
  • CA415621A - Connecting means for shaker conveyer trough lines : en fr
  • CA415672A - Metal powder production : en fr
  • DE739837C - Wooden axle with metal, tubular stub axles : de en
  • DE739999C - Mechanical timer : de en
  • DE739851C - Ruler, tearing rail or the like, consisting of several parts : de en
  • US2331202A - Thermostat : en
  • DE739819C - Process for the preparation of acid sulfuric acid esters of anthraquinone anthrahydroquinone azines : de en
  • US2331042A - Drying apparatus for cloth and the like : en
  • DE739868C - Radiant water tube boiler : de en
  • DK61376C - Street carriageway, especially for use on swamp and moss grounds. : da en
  • US2331047A - Balanced control surface : en
  • FR886157A - Stack of barrier layer cells : en fr
  • DE739859C - Arrangement of the shell irons in the pit lining : de en
  • DE739863C - Process and device for evaporation of liquids : de en
  • CA415645A - Resin production : en fr
  • US2331234A - Strainer funnel : en
  • US2330958A - Self-propelled amphibian vehicle : en
  • US2331249A - Fishing reel : en
  • FR886111A - Conveyor belt : en fr
  • US2331148A - Tie tamper : en
  • US2330831A - Wrapping machine feeding mechanism : en
  • US2331191A - Circuit interrupting means : en
  • US2330893A - Bottle cap remover : en
  • US2330936A - Manufacture of slide fastener wire : en
  • US2331015A - Molding press : en
  • US2331172A - Method and apparatus for size reduction : en
  • US2331248A - Liquid carbonating device : en
  • US2331190A - Mass spectrometer : en
  • DE739497C - Control arrangement for locomotives for high voltage direct current with control group : de en
  • US2331226A - Surgical irrigating equipment : en
  • US2330803A - Aircraft : en
  • US2330981A - Bridge : en
  • DE739754C - Heating for rail vehicles : de en
  • US2331060A - Seat or chair securing means : en
  • AU117541B2 - An improved sparkplug suppressor : en
  • AU618342A - Optical system : en
  • CA415681A - Grating : en fr
  • FR886237A - Process for manufacturing resinous condensation products : en fr
  • FR886093A - Binder-binders for notebooks : en fr
  • FR886234A - Tube bundle radiant panel for central heating or other applications : en fr
  • DE739973C - Procedure for determining the most favorable recording voltage for X-ray recordings : de en
  • GB556484A - Improvements in or relating to electrically operated devices for liquid level regulation : en
  • FR886056A - Compressed gas engine : en fr
  • GB556513A - Improvements in or relating to centrifugal separators : en
  • US2331178A - Fireplace construction : en
  • US2331241A - Measuring instrument : en
  • DE739936C - Wink arm for direction indicators, especially for bicycles and motorcycles : de en
  • CA415687A - Cyclopentano-polyhydrophenanthrene compound manufacture : en fr
  • AU117539B2 - Improvements relating to underground disconnecting boxes for electric cables : en
  • US2331017A - Fire prevention device for airplanes : en
  • CA415559A - Shoe lace fastener : en fr
  • US2331142A - Mattress and the like : en
  • US2330907A - Aerodynamic device : en
  • US2331185A - Cementing tool : en
  • US2331188A - Coin packet : en
  • CA415595A - Gelatin treatment : en fr
  • DE739799C - Pot glow furnace : de en
  • DE739801C - Electric axle pressure compensation circuit for AC traction vehicles : de en
  • US2330867A - Electric heating plate : en
  • US2331054A - Method of preventing "killing" of adhesive in the forming of bonding seams between sheet portions : en
  • FR886189A - Process for preparing a paste for forming friction surfaces for matchboxes as well as match heads : en fr
  • DE739967C - Circuit arrangement for telecommunications systems, in particular telephone systems : de en
  • FR886057A - Hydrogen generator : en fr
  • GB556415A - Improvements in or relating to photographic shutters : en
  • US2330823A - Method of making prewelt shoes : en
  • US2331106A - Electric induction apparatus : en
  • DE739797C - Putty-like hardening agent for cementing iron and steel : de en
  • FR886146A - Ironer : en fr
  • FR886065A - Improvements to electromechanical oscillators and in particular to maintained tuning fork oscillators : en fr
  • DE739780C - Carrier conveyor for straw presses : de en
  • FR886246A - Process for splitting oily hydrocarbons or for hydrogenating under pressure coals, tars and mineral oils : en fr
  • US2330889A - Roll doctor : en
  • FR886125A - Force amplifying device : en fr
  • US2331082A - Aircraft alighting gear : en
  • US2331257A - Control system : en
  • GB556430A - Improvements in television signal transmission systems : en
  • CA415581A - Straining equipment : en fr
  • DE739864C - Separation column : de en
  • CA13536S - STATIETTE : en fr
  • DE739791C - Non-stationary, foldable target with automatic hit display device : de en
  • FR886131A - Instrument serving as an adjustable needle and as a compass : en fr
  • FR886212A - Process for de-ironing water : en fr
  • FR886230A - Support for electrical control and protection devices : en fr
  • GB556409A - Improvements in or relating to the casting of metals : en
  • GB556436A - Improvements in or relating to the casting of ingots : en
  • FR886245A - Extensometer : en fr
  • FR52215E - Economical chemical treatment process for manganese ores : en fr
  • FR886092A - Two-stroke internal combustion engine : en fr
  • US2330999A - Manufacture of self-locking nuts : en
  • FR886207A - Rise taking into account the natural speed, for mobile mounted firearm for aiming on vehicles, in particular on airplanes : en fr
  • DE739891C - Device for stripping off viscous masses : de en
  • DE740027C - Electric drive for locomotives : de en
  • US2330954A - Eraser : en
  • GB556530A - Electron discharge apparatus : en
  • US2331029A - Spark plug : en
  • CA415691A - Covered sliding clasp fastener : en fr
  • FR886108A - Product for degreasing and de-oiling metals : en fr
  • DE739758C - Display device for a beacon receiver working according to the multi-tone method : de en
  • GB556486A - A composition for producing a potable brew from leguminous plants : en
  • FR886241A - Contactor device for switching with opening and closing times fixed in advance : en fr
  • GB556398A - Improvements in chassisless vehicles : en
  • USPP602P - Lily plant : en
  • FR52202E - Device allowing the use of alcohol-based fuel for internal combustion engines : en fr
  • DE739838C - Combined brake and gas pedal for motor vehicles : de en
  • US2330860A - Food mixer support : en
  • FR886089A - Carburetor with float bowl : en fr
  • US2331066A - Apparatus for and method of forming structures of cementitious or other hardening material : en
  • US2330934A - Sulphur oxidation of hydrocarbons : en
  • CA415634A - Wire attaching device : en fr
  • DE740014C - Control arrangement for distillation columns : de en
  • US2331025A - Temperature control system : en
  • CA415584A - Telemetric control system : en fr
  • US2330986A - Preparation of emulsions : en
  • US2331108A - Hydraulic mechanism : en
  • US2330896A - Closure : en
  • US2330919A - Electromechanical sound recording and reproducing machine : en
  • US2331170A - Shank button holder : en
  • US2330850A - Flectrical gaseous discharge lamp : en
  • US2330834A - Coatin machine : en
  • US2330879A - Brake : en
  • US2331079A - Dress : en
  • AU117552B2 - Optical system : en
  • USD136446S - Design for a hat or similar article : en
  • DE739883C - Electrostatic deflection system for cathode ray bundles of large cross-section : de en
  • DE739959C - Pantographs for electric locomotives : de en
  • DK61400C - Apparatus for Softening and Removing Iron from Water. : da en
  • GB556435A - Improvements in or relating to paper or like clips : en
  • CA415628A - Calcium sulphate plaster : en fr
  • CA415655A - Stocking : en fr
  • DE740026C - Box tipper : de en
  • FR886084A - Process for the preparation of 2-amino-pyrimidine compounds and their derivatives and of propane-related compounds for use in their manufacture : en fr
  • FR886138A - Apparatus for saving and recovering tobacco from cigarettes : en fr
  • DE739897C - Electric machine with balancing resistors : de en
  • DE740012C - Electric ignition device for submersible or underwater burners : de en
  • CA415558A - Weighing scale : en fr
  • CA415611A - Pressure regulating and reducing apparatus : en fr
  • US2330959A - Stress-strain recorder : en
  • US2331021A - Ophthalmic mounting : en
  • US2331037A - Hopper for building mixers : en
  • USD136457S - Mock machine gun attachment for bicycles : en
  • FR52214E - Method and device for the fermentation treatment of household waste : en fr
  • USD136427S - Wall paper border or similar article : en
  • FR886179A - Demoulding method and device : en fr
  • FR886191A - High voltage isolated input for anodes of metal tank mercury vapor rectifiers : en fr
  • US2331131A - Electric regulating circuit : en
  • US2331199A - Rubber : en
  • US2331195A - Extrusion method and apparatus : en
  • CA415540A - Locomotive piston valve inertia arrester : en fr
  • CA415658A - Colour exhibiting device : en fr
  • US2330899A - Fish race apparatus : en
  • DE739744C - Process to increase the dusting capacity of solids : de en
  • FR52227E - Method of printing images in several subtractive colors : en fr
  • GB556440A - Apparatus for transmitting a force for use for applying brakes and for other purposes : en
  • US2330995A - Magnetic apparatus for removing tramp iron : en
  • DE739762C - Electric power transmission : de en
  • DE739824C - Vulcanizing device for retreading pneumatic tires : de en
  • US2330816A - Conversion of hydrocarbon oils : en
  • US2330805A - Apparatus for packaging liquids : en
  • DE739926C - Process for the production of a feed from potato tops : de en
  • GB556465A - Improvements in or relating to electric current collecting brushes or the like : en
  • US2330837A - Method of making contact lenses : en
  • US2331216A - Powder compact : en
  • US2331253A - Railway traffic controlling apparatus : en
  • US2330817A - Thermionic tube socket : en
  • GB556403A - Control cable arrangement for earth-excavating scrapers : en
  • FR886064A - Cable centering device for tapering machines, cabling machines, wrapping machines and similar machines intended for the manufacture of bare or insulated electric cables : en fr
  • CA415607A - Starch product : en fr
  • FR886073A - Improved and rational process and compositions for improving the combustion of natural and artificial solid fuels in domestic or industrial fireplaces : en fr
  • FR886116A - : fr
  • DE739990C - Device for displaying the position of the front wheels of motor vehicles : de en
  • DE739971C - Electric underwater motor with water-filled runners room : de en
  • DE740021C - Brake for waste paper rolls in rotary printing machines : de en
  • US2330880A - Coating machine : en
  • US2331101A - Inductor : en
  • USD136450S - Design for a raincoat : en
  • DE739788C - As a single-axle trailer tow vehicle for motor vehicles u. like : de en
  • US2330945A - Filter : en
  • US2330988A - Refrigerator : en
  • DE739876C - Pantograph for side contact line : de en
  • US2331162A - Electrical switch : en
  • USD136424S - Design for a game board : en
  • US2330969A - Grinding apparatus : en
  • US2331016A - Clutch : en
  • US2330840A - Container : en
  • US2331093A - Electric heating element : en
  • CA415654A - Resistance welding machine : en fr
  • US2331050A - Feeding device for closure assembling machines : en
  • GB556412A - Improvements in or relating to the wiring of terminal banks : en
  • US2330798A - Vulcanized, fatty oil modified, cracked distillate polymer : en
  • DE739993C - Repair plate for car tires with damaged fabric layer : de en
  • GB556490A - Improvements relating to seats, and particularly to vehicle seats : en
  • DE739925C - Process for the treatment of food in the alternating electric field of an oscillation circuit : de en
  • US2331104A - Clothespin : en
  • FR886182A - Speed governor with centrifugal masses and continuous action, particularly suitable for liquid injection pumps in internal combustion engines : en fr
  • US2331092A - Weighing scale : en
  • US2330892A - Bicycle : en
  • US2330881A - Valve : en
  • US2330795A - Rotary well drilling machinery : en
  • US2331036A - Optical system : en
  • US2330914A - Refrigerating apparatus : en
  • US2331107A - Spraying machine : en
  • US2330796A - Cinematography : en
  • US2330906A - Wire spring for cushioned seats : en
  • DE739933C - Air barrier consisting of wires hanging from parachutes : de en
  • GB556419A - Improvements in means for attaching screwing-blocks to metal parts : en
  • GB556520A - Improvements in or relating to power operated devices for recocking or reloading automatic guns : en
  • DK61399C - Full-cap centrifuge for separating liquids from foggy or predominantly liquid material. : da en
  • AU676242A - Improvements in the crank assembly shaft of internal combustion engines : en
  • AU117551B2 - A machine for sweeping hides : en
  • FR886068A - Horse-drawn car : en fr
  • GB556540A - Improvements in rifling machines : en
  • US2330875A - Method for mixing and conditioning pulp : en
  • USPP603P - Kose plant : en
  • DK61377C - Method and Apparatus for Manufacturing Separators for Accumulators. : da en
  • FR886240A - Adjustment of the delivery capacity of multi-stage axial compressors : en fr
  • GB556468A - Improvements in hose or band clips : en
  • GB556504A - Improvements in or relating to repeated impact testing machines : en
  • DE710297C - Device for a fuel tank arranged at the rear end of a motor vehicle for displaying a certain amount of fuel remaining : de en
  • FR52209E - Improvements to artificial incubators : en fr
  • FR886161A - Compensation process for long high voltage lines : en fr
  • FR886175A - Lid distributor disc for internal combustion engine ignition systems : en fr
  • FR52221E - Apparatus for turning and polishing spherical, elliptical, cylindrical, etc. surfaces. : en fr
  • FR886184A - Process for preserving alcohol-free drinks and vitamin extracts and products obtained according to this process : en fr
  • GB556427A - Improvements in vacuum electron-discharge tubes : en
  • AU117549B2 - Improved process for producing a cork substitute from mineral wool, andthe resultant product : en
  • US2331151A - Fluid actuated pump : en
  • CA415620A - Rust preventing container for metallic objects : en fr
  • US2331156A - Fuel injector timing device : en
  • US2331032A - Denaturants : en
  • CA415665A - Optical objective : en fr
  • US2330883A - Friction device : en
  • US2331273A - Polystyrene resinous composition : en
  • DE739979C - Multi-layer, shatterproof glass with heating wires embedded in the shatter-binding intermediate layer : de en
  • US2330829A - Method of geophysical exploration : en
  • US2331149A - Line guide for copyholders : en
  • GB556514A - Device for cleaning still tubes and the like : en
  • DE739911C - Process for the preparation of acidic anthraquinone dyes : de en
  • CA415562A - Valve assembly : en fr
  • CA415605A - Fiber board container : en fr
  • DE739793C - Sports vehicle : de en
  • CA415565A - Spindle bearing : en fr
  • GB556392A - Method for the polymerization of rosin and its esters : en
  • CA415626A - Luminaire : en fr
  • DE739899C - Small electric motor with a brake and clutch link connected to the output : de en
  • GB556521A - Improvements in electric valve circuits for controlling the supply of alternating current to a load circuit : en
  • US2331045A - Pump : en
  • US2331201A - Floor furnace : en
  • DE739833C - Returning planetary gear for adjusting turning of the blades of Verstelluftscrews : de en
  • US2331070A - Fluid pump : en
  • FR886128A - Textile fiber sizing process : en fr
  • GB556496A - Improvements in the manufacture of pigments : en
  • DE739929C - Device for regulating the pressure of a pump, a compressor or a similar machine : de en
  • FR886183A - Bonded filter consisting of several contiguous sheets : en fr
  • US2330970A - Drafting machine counterbalance : en
  • GB556492A - Method for manufacturing toothed wheels for chain-driven bicycles and wheel manufactured according to this method : en
  • FR886160A - Cooling system for electrical devices : en fr
  • CA415680A - Fanning mill : en fr
  • FR52247E - Process for producing chrome coatings by diffusion on iron or steel : en fr
  • GB556497A - Improvements in the manufacture of pigments : en
  • GB556534A - An improved excavating implement : en
  • US2331009A - Process for the manufacture of p-p'-diamino-diphenyl-sulphone and its monoamino derivtives : en
  • FR886133A - Improvements to machine tool frames : en fr
  • GB556391A - Improvements in or relating to wheel construction : en
  • FR886186A - Standardization process for strip sheets produced at the wide strip rolling mill : en fr
  • FR52243E - Process for preparing ethylene perchlorinated or perchlorethylene : en fr
  • GB556442A - Crushing machinery : en
  • US2330885A - Shoe pressing machine : en
  • US2330938A - Multiple outlet blower assembly : en
  • US2331008A - Antihemorrhagic compound : en
  • FR886094A - Pressure plate for pocket tobacco cans : en fr
  • DE739733C - Automatic coupling for vehicles, especially for railway vehicles : de en
  • FR886110A - Toothbrush enhancements : en fr
  • US2330972A - Leak detector : en
  • US2331232A - Method of making refractories : en
  • FR52223E - Heating installation by thermal pump : en fr
  • US2331181A - Two-button permanently off switch : en
  • US2331087A - Tire vulcanizing bag : en
  • GB556538A - Improvements in or relating to differential pistons : en
  • US2331224A - Animal holder : en
  • US2331236A - Golf practice apparatus : en
  • DE739930C - Process for the production of a cruciform or star-shaped synthetic wood compact for three or four-wing propellers : de en
  • FR886088A - Process for improving synthetic objects, such as threads, ribbons, plastics, in particular fibers derived from plant or animal albuminoid materials, polyamides and mixed products of these two constituents : en fr
  • GB556414A - Improvements in or relating to a photographic camera : en
  • GB556510A - Improvements in and relating to variable electrical resistances : en
  • FR886218A - Improvements to phonograph record holders : en fr
  • GB556471A - Improvements in or relating to method and apparatus for radially contracting tubular metal bodies : en
  • DE739984C - Envelope or the like : de en
  • US2331044A - Sound translating device : en
  • US2331270A - Protecting light metal surfaces from corrosion : en
  • US2331000A - Apparatus for making slip castings : en
  • US2330937A - Opposed piston type steam engine : en
  • US2330859A - Multiple turret lathe : en
  • US2331180A - Friction clutch : en
  • US2331256A - Control system : en
  • DE739853C - Multipack for flat objects : de en
  • CA415598A - Luminaire canopy : en fr
  • DE739942C - Spacer for diving boards : de en
  • US2331130A - Shoe supporting jack : en
  • FR52235E - Electrical assembly intended to transmit electrical oscillations : en fr
  • CA415574A - Alarm switch clock : en fr
  • DE739727C - Mill for grinding fruits and similar grist : de en
  • US2331109A - Hydraulic controlling valve : en
  • AU680842A - Detector and automatic volume control circuit for frequency modulation receivers : en
  • US2330905A - Soluble photographic layer of colloidal gums and process of conditioning such gums for such use : en
  • US2330973A - Apparatus for disengaging gear teeth of power driven railway trucks : en
  • CA415642A - Adhesive : en fr
  • CA415618A - Piston ring : en fr
  • CA415564A - Transplanter : en fr
  • US2330932A - Production of artificial filaments : en
  • FR886096A - Support in the form of a tape for needle sound recording, and device for sound reproduction of such a recording : en fr
  • US2330983A - Liquid level indicating means : en
  • DE739902C - Protection device for liquid-insulated electrical devices : de en
  • CA415633A - Window : en fr
  • FR886249A - Reservoir pen holder with screw plunger : en fr
  • GB556393A - Improvements in chemical closets : en
  • CA415556A - Fluorescent lamp socket : en fr
  • US2330913A - Refrigerating apparatus : en
  • US2331251A - Tag printing machine : en
  • DE739889C - Device for determining the degree of modulation and distortion factor of a tone-modulated transmitter : de en
  • FR886201A - Device for remote signaling of the status of protective devices, such as circuit breakers, etc. : en fr
  • CA415689A - Pulp screen : en fr
  • US2331137A - Bottle carrying carton : en
  • US2331161A - Valve for carburetors : en
  • US2330847A - Scoop attachment for tractors : en
  • US2331014A - Fire polishing apparatus : en
  • CA415616A - Dimmer switch : en fr
  • US2330853A - Electric safety razor : en
  • USD136447S - Design fob a ceramic brooch pin : en
  • US2331238A - Booster assisted brake actuating system : en
  • DE739857C - Lampshade or reflector : de en
  • US2331154A - Process of hydrogenating lignin : en
  • US2330878A - Container : en
  • FR52236E - Shock absorber-brake, reactions, etc. : en fr
  • AU117543B2 - An attachment for lavatory seats : en
  • CA415548A - Fuel briquette waterproofing method : en fr
  • CA415591A - Aircraft structure : en fr
  • CA415597A - Automatic screwdriver : en fr
  • US2331006A - Trailer towing connection : en
  • US2331096A - Drum : en
  • US2331143A - Conveyer : en
  • US2331214A - Braking system control means : en
  • US2330994A - Bogie for rail vehicles : en
  • US2331134A - Railway signaling system : en
  • US2330961A - Bottle carrier : en
  • US2330963A - Organic compound of arsenic and process for making it : en
  • CA415639A - Integrating means : en fr
  • US2331268A - Preservation of wood : en
  • US2331217A - Conveyer system : en
  • DE739670C - Roll film folding camera with retractable lens holder and interchangeable lock between film switching and release button : de en
  • CA415625A - Luminaire : en fr
  • CA415673A - Pneumatic conveying device : en fr
  • US2330870A - Minnow bucket carrier and aerating device : en
  • US2331133A - Fluid pressure system : en
  • US2330890A - Profile milling machine : en
  • CA415549A - Antiskid device : en fr
  • US2331020A - Pipe joining means : en
  • DE739980C - Load testing device for carriers, especially for aircraft wings : de en
  • FR886213A - System of electromagnetic pole pieces for controlling spring pendulums, such as switches, buzzers, relays and in particular pendulum rectifiers : en fr
  • GB556527A - Improvements in or relating to a method of grinding tools, such as cutting tools, and a machine therefor : en
  • CA415601A - Composite wallboard : en fr
  • AU752142A - Improvements relating to underground disconnecting boxes for electric cables : en
  • CA415566A - Tire chain tool : en fr
  • AU117544B2 - Detector and automatic volume control circuit for frequency modulation receivers : en
  • DE739737C - Device for the continuous monitoring of the volume ratio of gas and air in combustion systems : de en
  • US2330849A - Low pressure controlled discharge device : en
  • US2330857A - Liquid measuring and indicating apparatus and system therefor : en
  • FR52242E - Device for controlling current rectifiers with mechanical current interruption : en fr
  • GB556455A - Manufacture and application of acid amide derivatives : en
  • CA415569A - Strain gauge : en fr
  • CA415638A - Material feeding means : en fr
  • FR886052A - Process for the production of a mixed gaseous fuel for internal combustion engines : en fr
  • DE739995C - Device for determining the extent to which a shoe is filled by the foot : de en
  • USD136421S - Jewelry fin or similar article : en
  • DE739903C - Protection device for electrical equipment with liquid insulation : de en
  • FR886054A - Cooling system for internal combustion engines : en fr
  • FR886193A - Fluid that can be used for compression, damping and lubrication : en fr
  • FR886156A - Binder knotter : en fr
  • FR886122A - Polyphase alternators : en fr
  • US2330974A - Hydraulic vehicle jack : en
  • CA415647A - Pneumatic fibre placing machine : en fr
  • US2330891A - Paper machine : en
  • US2331157A - Processing strip material : en
  • US2330818A - Indicator mechanism : en
  • US2331243A - Concrete mixer : en
  • DE739764C - Protection device for current transformer : de en
  • DE739813C - Electrical capacitor with an extremely thin layer of air as a dielectric : de en
  • DE739968C - Starter relay for single-phase motors : de en
  • GB556429A - Improvements in or relating to recording apparatus for use with hydraulic remote control apparatus : en
  • DE739957C - Protective covering for stone stoves from heat fens : de en
  • CA415682A - Grating : en fr
  • DE739759C - Suspension clamp for strain relief of aerial cables : de en
  • GB556449A - Improved gauge for measuring pitch accuracy of gear wheels : en
  • DE739844C - Brake force regulator for air brakes of motor vehicle trailers : de en
  • DE739981C - Basic rope roller bearing for trawls : de en
  • US2331122A - Stabilized phonograph arm : en
  • GB556426A - Improvements in or relating to optical apparatus and motion picture films for three-colour photography : en
  • GB556547A - Improvements in or relating to electro-magnetically operated valves : en
  • USRE22383E - Art of preserving valuable elements : en
  • USD136437S - Bottle cap or similar article : en
  • DE739965C - Process for the elimination of disturbances in the generation of saw tooth-shaped vibrations : de en
  • DK61390C - Machine for the manufacture of cross-bottom valve bags. : da en
  • GB556405A - Improvements in shovels, spades or the like : en
  • US2331186A - Transformer connection for protective devices : en
  • DE739941C - Load-independent transmitter for remote indicator systems : de en
  • DK61388C - Procedure for Making a Coffee Surrogate. : da en
  • CA415543A - Motion picture camera and film : en fr
  • GB556494A - Improvements in and in the manufacture of airscrew and like blades : en
  • DE739895C - Thermal overcurrent trip or relay fed via an intermediate transformer : de en
  • DE739748C - Device for winding tubes : de en
  • DK61387C - Procedure for Phosphating Metals with Chlorate-Containing Zinc Phosphate Solutions. : da en
  • GB556456A - Preparation of hydrogenated polymerized rosin and hydrogenated polymerized rosin esters : en
  • US2330846A - Spermicide : en
  • FR886219A - Timing device for two-stroke internal combustion engines : en fr
  • FR886225A - Tap-type transformer, load-adjustable, with stud contactor and switching reactance : en fr
  • US2331028A - Air filter : en
  • US2330989A - Apparatus for resoling footwear : en
  • US2331189A - Mass spectrometer : en
  • GB556467A - Improvements in protective systems and apparatus for circuits utilising rectified orunrectified a.c. : en
  • GB556539A - An improved button hole : en
  • US2331152A - Means for logging wells : en
  • US2331221A - Circuit interrupter : en
  • US2331211A - Bicycle basket or similar receptacle : en
  • US2331095A - Thermoplastic stiffener : en
  • DE739757C - Electric dead man's switch for electric vehicles : de en
  • US2330908A - Manufacture and use of azo dyestuffs : en
  • US2331059A - Blanking die set : en
  • FR886238A - Roller enhancements such as those used on cycles in derailleur shifts : en fr
  • DE739756C - Pantographs for electric catenary vehicles : de en
  • FR886069A - Improvements to the fitting out of motor vehicles for public transport on road or rail : en fr
  • FR886127A - Process for making aluminum-silicon alloys usable as raw material for sliding machine parts such as pistons, bearings, worms and cogwheels, impact cleats and the like : en fr
  • US2331116A - Flexible hollow conductor : en
  • DE739972C - Process for the production of vacuum-tight connections between bodies made of metal and non-pre-metallized ceramic surfaces : de en
  • FR52222E - Method for welding a cable in a coal : en fr
  • GB556515A - Improvements in or relating to garment-supporting devices : en
  • FR52219E - Improvements in processes for manufacturing zinc alloy castings : en fr
  • US2331160A - Drive for balancing machines : en
  • US2331244A - Refining mineral oils : en
  • FR886095A - Screw wrench with elastic inner lining to retain nuts and screws : en fr
  • US2330953A - Visible card record system : en
  • US2331112A - Airplane carrier and apparatus for launching airplanes therefrom : en
  • CA415627A - Letter-press printing process : en fr
  • FR52245E - Process for manufacturing stencils and stencils obtained by this process : en fr
  • GB556424A - Improvements in and relating to fastening devices for napkins, bandages and the like : en
  • GB556432A - Improvements in the manufacture of gramophone needles : en
  • US2330922A - Manufacture of sulphonated detergents : en
  • USD136440S - Design for a bottle cap or similar article : en
  • US2330799A - Score projecting apparatus : en
  • US2330827A - Naphthalene-formaldehyde-phenol resin : en
  • US2331228A - Motor control system : en
  • FR886228A - Elongation measuring device with several adjustable measuring lengths : en fr
  • US2331239A - Phonograph record album holder : en
  • GB556493A - Improvements in watch and other cleaning machines : en
  • US2330811A - Machine for configuring tubing : en
  • US2330835A - Neon signpost support : en
  • FR886051A - Process for preparing a drink based on milk and cocoa : en fr
  • GB556487A - Improvements relating to tubes and the like constructed from plastic material : en
  • DE739880C - Arrangement for telex with start-stop operation : de en
  • DE739906C - Arc furnace resting on a tilting cradle with electrodes guided through the lid : de en
  • DE739782C - Elastic shaft coupling : de en
  • DE739904C - Process for the production of the barrier layer of a selenium rectifier : de en
  • US2331065A - Permanent waving of hair : en
  • US2331144A - Motor vehicle steering mechanism : en
  • DE739877C - Fine-level resistance control device for starting and controlling engines, especially for electric vehicles : de en
  • US2330898A - Hose clamp : en
  • FR52246E - Process for manufacturing stencils and stencils obtained by this process : en fr
  • CA415568A - Material testing apparatus : en fr
  • AU117535B2 - Improvements in the crank assembly shaft of internal combustion engines : en