- US2029774A - Oil gas generating apparatus :
en
- US2030028A - Shaft adjusting means :
en
- SE85432C1 - :
sv
- US2029299A - Combined filling and capping machine :
en
- US2029697A - Lighter :
en
- US2029976A - Pump stop mechanism for typographical line casting machines :
en
- CA355832A - Yarn manufacture :
en
fr
- CA355748A - Resin solution :
en
fr
- US2029314A - Ground-level cemetery vase :
en
- US2029631A - Swivel :
en
- US2029365A - Concrete block machine :
en
- US2029653A - Display device :
en
- US2029887A - Numbering head wheel and method of making same :
en
- US2029860A - Refrigerator display case :
en
- FR794114A - Rabbit burrow sledge :
en
fr
- FR794124A - Improvements to television and analog systems and to circuits used in such systems :
en
fr
- GB442250A - Improvements in shirt fronts :
en
- US2029403A - Device for conveying finely divided material :
en
- US2030009A - Red pigments :
en
- US2029818A - Door operating mechanism :
en
- US2029756A - Vehicle body :
en
- US2029343A - Mulch and method of using the same :
en
- US2029428A - Air conditioning method and apparatus :
en
- US2029510A - Hydraulic ball race grinder :
en
- US2029543A - Method of and means for creating and displaying decorative effects with light :
en
- US2029924A - Safety appliance for trucks of railway cars :
en
- AU2205135A - Improvements relating to thermostat controlled pilot andother small gas valves :
en
- US2029742A - Balanced gear pump or motor :
en
- DE625139C - Circuit arrangement for coupling a receiving circuit to a double telephone line :
de
en
- FR793950A - Knitted elastic fabric system and its manufacturing process :
en
fr
- GB442340A - Improvements in or relating to combustion chambers for internal-combustion engines of the liquid-fuel-injection compression-ignition type :
en
- GB442512A - Improvements in letters for signs :
en
- US2029688A - Process and apparatus for contacting two materials :
en
- US2029730A - Combined recorder and reproducer :
en
- US2029615A - Two-stage valve :
en
- US2029886A - Lawn canopy :
en
- US2029972A - Process of making a knitted fabric :
en
- DE625127C - Dry gas container with a metal jacket similar to a harmonica :
de
en
- DE625236C - Process for the automatic alignment of cigarettes :
de
en
- CA355819A - Valve :
en
fr
- US2029657A - Method for converting hydrocarbon fluids into fuel gas :
en
- DE625278C - Glass ampoule :
de
en
- GB442353A - Improvements in and relating to selectors for telephone systems :
en
- DE625050C - Fluid brake, especially for motor vehicles :
de
en
- DE625351C - Circular knitting machine :
de
en
- DE625052C - Automobile hood lock :
de
en
- FR793864A - Improvements made to devices for reconstitution, by assembling elementary parts, models, in particular writing signs :
en
fr
- CA355756A - Evaporator :
en
fr
- DE625261C - Process for the purification of technical sulfuric acid, in particular for the production of ammonium sulfate :
de
en
- GB442275A - Device for casting type lines :
en
- CA355743A - Metal production :
en
fr
- CA355802A - Oil burner :
en
fr
- US2029292A - Process of heating fluids and apparatus therefor :
en
- US2029407A - Display stand :
en
- USD98452S - Design for a lace :
en
- US2029315A - Tri-fluoro-methyl-phenyl-azo-diamino pyridines and process of making the same :
en
- US2029812A - Can opener :
en
- FR793898A - Process for destructively hydrogenating heavy oils :
en
fr
- GB442204A - Preselecting mechanism for change speed gearing :
en
- GB442429A - Process for the separation from oil of wax or other matter which is precipitated upon cooling the oil :
en
- GB442283A - Improvements in or relating to the remote control of time indicating devices :
en
- US2029465A - Modulating electric valve :
en
- US2029757A - Process of improving hydrocarbon liquids :
en
- US2029689A - Solvent fractionation :
en
- US2029947A - Facial mask and method of making the same :
en
- CA355704A - Slide rule :
en
fr
- US2029991A - Panicproof lock :
en
- US2029387A - Method and means of electrodeposition :
en
- US2029694A - Esterification process :
en
- US2029503A - Automatic change pitch propeller :
en
- US2029585A - Fastener unit :
en
- DE625201C - At least one heavy and at least one lighter melting metal containing electrode, especially for electrical resistance welding :
de
en
- DK51212C - Electron tubes. :
da
en
- FR793901A - Mixing device :
en
fr
- FR794140A - Concrete support shell for laundry boilers or similar constructions :
en
fr
- GB442265A - Improvements in woven material :
en
- GB442298A - Improvements relating to fastening means for chains :
en
- CA355706A - Drainage fitting :
en
fr
- DE625352C - Device for stretching freshly spun artificial silk threads :
de
en
- FR794056A - Improvements to the wings or rotating blades of airplanes :
en
fr
- US2029907A - Weighing scale :
en
- CA355751A - Sled :
en
fr
- DK51208C - Rubber tires for wheel rings on motor vehicles and bicycles. :
da
en
- GB442284A - Apparatus for playing a race game :
en
- USD98477S - Design fob a radio cabinet :
en
- FR794080A - Automatic device preventing the illicit use of electrical energy in two-phase installations :
en
fr
- DE625192C - Lubricant separator for compression refrigeration machines :
de
en
- DE625259C - Process for the preparation of a catalyst for the synthesis of ammonia :
de
en
- DE625313C - Clamping bars :
de
en
- FR793885A - Process for the production of betting tips :
en
fr
- GB442439A - Improvements in or connected with universal couplings :
en
- US2029527A - Electrical dehydrator :
en
- US2029554A - Pump and compressor :
en
- DE625446C - Process for the production of nitrogen-containing polyvinyl derivatives :
de
en
- GB442193A - Improvements in or relating to directive wireless signalling :
en
- FR793884A - Improvements to individual character casting and composing machines :
en
fr
- US2029596A - Automatic coffee maker :
en
- DE625184C - Process for the continuous dehydration of water :
de
en
- FR793987A - Installation for wood impregnation :
en
fr
- GB442381A - Apparatus for influencing a beam of light by electrical means :
en
- GB442423A - Improvements in and connected with travelling grate furnaces :
en
- DE625095C - Inking device for franking, registering and similar printing machines :
de
en
- FR793962A - Portable butane gas stove or the like :
en
fr
- GB442445A - Improvements in or relating to devices for the pneumatic control of the pile feed for sheet feeders :
en
- DE625412C - Rotary lift drive operated by a diesel engine :
de
en
- DE625387C - Process for sizing silk and rayon with drying oils or varnishes containing siccatives :
de
en
- GB442150A - Protective arrangement for booster transformers :
en
- GB442231A - Improvements in or relating to street and like cleansing machines :
en
- GB442292A - Improvements in or relating to dyeing :
en
- FR793967A - Anti-knock compounds :
en
fr
- DE625393C - Regenerative braking circuit for single-phase collector motors for traction vehicles :
de
en
- US2029636A - Selective signaling device :
en
- DE625438C - Device for treatment with physical agents which are controlled as a function of the rhythmic processes of a living being :
de
en
- DE625143C - Method and device for cooling glass plates :
de
en
- US2029446A - Art of paper conversion :
en
- US2029973A - Paper pulp making process :
en
- US2029980A - Releasing arrangement for electric switches :
en
- CA355791A - Separable fastener :
en
fr
- CA355821A - Vacuum valve resistance measuring machine :
en
fr
- US2029488A - Negative resistance crystal controlled oscillator :
en
- US2029319A - Meter disk :
en
- US2029590A - Rotary motor or pump :
en
- US2029914A - Revolving door :
en
- USD98446S - Design fob a flash lamp ob similar :
en
- US2029367A - Composite rubber piston :
en
- US2029556A - Carburetor :
en
- DE625247C - High voltage oil transformer :
de
en
- DE625306C - Film switching device for roll film cameras :
de
en
- US2029599A - Means for actuating enclosed electric switches :
en
- US2029423A - Air nozzle for flat spraying appliances :
en
- DE624934C - Scale device for radio devices u. like :
de
en
- FR793930A - Anesthetic device :
en
fr
- FR793934A - Braking mechanism and vehicles fitted with this mechanism :
en
fr
- FR793912A - Handles for cardboard boxes or other similar material :
en
fr
- FR794019A - Container trim :
en
fr
- US2029880A - Elastic fabric :
en
- US2029986A - Electric lighting apparatus :
en
- DE625169C - Ski made of several layers that act like a wagon spring package :
de
en
- GB442314A - Improvements in ticket issuing machines :
en
- GB442239A - Improvements in or relating to vehicles :
en
- GB442267A - Improved method and means for feeding yarn to needles of knitting machines :
en
- GB442097A - Improvements in and relating to machines for treating the edges of leather and similar materials :
en
- GB442317A - Improvements in or relating to chamber ovens :
en
- GB442166A - Improvements relating to concrete floors and similar slab constructions :
en
- US2029379A - Method of making ornamented rubber articles :
en
- DE625220C - Locking piece for a hollow steel hammerbear on a power hammer :
de
en
- GB442347A - Improvements in or relating to the cylinders of two-stroke internal combustion engines :
en
- FR793969A - Manufacturing process of writing nibs :
en
fr
- GB442270A - Improvements in devices for conveying objects being treated in continuously operating furnaces :
en
- US2029746A - Nesting box with stacking irons :
en
- US2029885A - Box dismembering machine :
en
- GB442245A - Improvements in straight-bar knitting machines :
en
- DE625072C - Ceramic body with metal cover :
de
en
- DE625101C - Device for mixing two liquids :
de
en
- US2029944A - Recess forming punch and holder :
en
- US2029647A - Ethylene azo dyestuffs and their manufacture :
en
- US2029287A - Mechanism for brakes and clutches :
en
- US2029548A - Orchard heater :
en
- US2029854A - Automatic variable speed drive for textile machines :
en
- US2030003A - Fluid motor :
en
- GB442394A - Process and apparatus for the manufacture of envelopes, bags and similar articles, from blanks which require the application of adhesive on both sides :
en
- FR794041A - Improvements applied to or relating to housings of electrical apparatus, such as electric capacitors :
en
fr
- GB442127A - Improvements in and relating to permanent magnets :
en
- DE625449C - Device for continuous cross-section measurement of webs :
de
en
- GB442321A - Improvements in or relating to motor operated valves :
en
- US2029575A - Toaster base assembly :
en
- DE625107C - Device for the formation of thread loops on swing boat sewing machines :
de
en
- GB442114A - Improvements in or relating to lamp holders for electric lights for sewing machines :
en
- US2029307A - Method and apparatus for manufacturing products by subjecting a material to relatively high temperatures :
en
- US2029798A - Hose coupling thread terminus indicator :
en
- US2029970A - Yarn :
en
- USD98461S - Design for a wheel :
en
- FR794069A - Improvements made to bicycle brakes :
en
fr
- GB442186A - Improvements in and relating to silencers for pulsating gaseous currents :
en
- DE625232C - Device for diverting the drafts entering the opening of the top of closed motor vehicles :
de
en
- DK51206C - Combination weld. :
da
en
- DE625156C - Device for machining, in particular turning, of workpieces with circumferential surfaces partly in the middle and partly off-center to the main axis of the workpieces :
de
en
- DE625171C - Excavator with a conveyor that is mounted on the chassis so that it can rotate 360 °, on which the excavator frame is also mounted so that it can rotate 360 ° :
de
en
- FR794048A - Process for converting hydrocarbon oils :
en
fr
- DE625224C - Roll film camera with rewind device :
de
en
- FR794087A - Method of modulating transmitters modulated in audio-frequency :
en
fr
- DE625119C - Cold bed roller aisle with several run-up channels :
de
en
- USD98427S - Combined bottle and stopper :
en
- FR794034A - Device for mechanically cutting vine shoots :
en
fr
- CA355712A - Paper container :
en
fr
- US2029448A - Cake baking iron :
en
- DE625178C - Process for the dehalogenation of organic compounds with groups that can be linked :
de
en
- GB442162A - Improvements relating to diesel-electric generating sets :
en
- FR793963A - Machine with rotating blade and continuous operation allowing to cut into thin slices all objects and more particularly foodstuffs :
en
fr
- US2029501A - Method and apparatus for distillation of oil :
en
- US2029523A - Tone compensated volume control :
en
- US2029709A - Bowl-manipulating crane for centrifugal machines :
en
- US2029339A - Clutch plate :
en
- DE625442C - Suspended stone for fireplaces :
de
en
- US2029620A - Waffle cooker :
en
- US2029641A - Sound producing device :
en
- US2029422A - Condenser :
en
- US2029632A - Centrifugal electrical mercury switch :
en
- US2029792A - Hair cutting comb :
en
- DK51226C - Device for Brake Systems for Adjusting the Gear Ratio. :
da
en
- FR794038A - Satellite control :
en
fr
- US2029882A - Slot closer :
en
- US2029408A - Powder-spraying appliance :
en
- US2030004A - Dispensing apparatus :
en
- GB442440A - Improvements in the treatment with hydrogenating gases of distillable carbonaceous materials :
en
- GB442522A - Improved process for the production of multi-colour photographic pictures, and photographic material therefor :
en
- US2029932A - Range finder for cameras :
en
- US2029519A - Stoker :
en
- US2030030A - Pyrolysis of hydrocarbon gases :
en
- US2029535A - Means for poaching eggs :
en
- US2029999A - Printing preparation and process :
en
- DK51233C - Women's combination. :
da
en
- FR794070A - Device for controlling automobile horns :
en
fr
- AU2104335A - Improvements in or relating tothe froth flotation of minerals :
en
- DE625299C - Device for recording pieces of music played on keyboard instruments :
de
en
- GB442368A - Improvements in or relating to volt-meter arrangements :
en
- DE625155C - Hand lever :
de
en
- DE625255C - Process for the production of pipe connectors and pipes with centering cams :
de
en
- US2030014A - Method and apparatus for preserving food products :
en
- FR794125A - Gradual and continuous speed change :
en
fr
- DE625202C - Process for the production of yellow-green to green lead chromate colors :
de
en
- USD98478S - Design for a house coat :
en
- US2029608A - Pillow :
en
- FR793993A - Method and machine for classifying eggs according to their quality :
en
fr
- US2029762A - Method of treating carbonaceous material :
en
- US2029950A - Thermostatic relief valve :
en
- FR793873A - Rice Processing Improvements :
en
fr
- FR794010A - Improvements to locomotives of the direct drive type with diesel engines and supercharged at low speeds :
en
fr
- FR793867A - Two-piece mine post :
en
fr
- US2029678A - Door operating mechanism :
en
- US2029547A - Production of nitrocellulose :
en
- US2029675A - Window shade :
en
- USD98481S - Design for an elastic fabric :
en
- DE625066C - Elastic inflatable core for the production of concrete channels :
de
en
- DE625130C - Rolling mill, the rolls of which, together with their chocks, can be extended and retracted for changing rolls :
de
en
- DE625062C - Skylight opener with sliding and pivoting rods :
de
en
- GB442373A - Process of dyeing pelts, hairs or feathers :
en
- US2029528A - Fractional distillation :
en
- DE625399C - Process for the production of an abrasive filler for nitrocellulose coatings :
de
en
- FR794058A - Safety razor enhancements :
en
fr
- GB442355A - Improvements in or relating to mixing machines :
en
- DE625153C - Testing device for ignition systems of internal combustion engines :
de
en
- FR793992A - Line carrier and its launching device :
en
fr
- DE625082C - Rail fastening for concrete sleepers :
de
en
- US2029879A - Knitting machine :
en
- US2030027A - Shaft adjusting means :
en
- USD98420S - Design for a drinking tumbler :
en
- US2029624A - Paper slitting and slotting machine :
en
- US2029938A - Projection apparatus :
en
- FR793911A - Electrical assembly comprising a rectifier tube filled with one or more gases or vapors or a mixture of gas and vapor and provided with at least two groups of anodes :
en
fr
- GB442161A - Improvements relating to lubricating oils :
en
- GB442215A - Improvements in or relating to granule-coated webs :
en
- US2029800A - Method of preparing metal stock and apparatus therefor :
en
- CA355725A - Pinking machine :
en
fr
- DE625375C - Decorative plastic :
de
en
- US2029807A - Method of heat treating welded containers :
en
- US2029552A - Method and machine for making tapered tubes :
en
- US2029645A - Structural element :
en
- US2029395A - Television system :
en
- FR793985A - Force transmission device applicable in particular to sewing machines :
en
fr
- GB442336A - Improvements in and relating to processes for bleaching wood pulp :
en
- US2029435A - Apparatus for producing sheathed articles :
en
- FR794142A - Mop :
en
fr
- DE625179C - Guide device for elevators :
de
en
- US2029739A - Metal fence post :
en
- FR794082A - Liquid cooling device for internal combustion engines :
en
fr
- US2029466A - Traveling bag :
en
- GB442153A - Improvements relating to pressure lubricating devices :
en
- GB442398A - Improvements in corn starch dextrine re-moistening gums :
en
- US2029340A - Manufacture of bags :
en
- US2029881A - Method for producing titanium dioxide :
en
- FR793891A - Machine for machining curved shafts and similar components :
en
fr
- DE625322C - Hand knobs :
de
en
- US2029333A - Turbine well pump :
en
- US2029724A - Nitrided steel and a process for its production :
en
- DK51235C - Topic for Making Artificial Dental Crowns. :
da
en
- DE625135C - Process for the mechanical processing of thixotropic masses :
de
en
- DE625258C - Method and device for regulating the performance of open liquid filters :
de
en
- GB442489A - Improvements in or relating to devices for the control of the pile feed for sheet separating and feeding apparatus :
en
- US2029477A - Tank filling pipe closure :
en
- USD98463S - Design fob baby pants :
en
- US2029550A - Condenser :
en
- US2029994A - Wicking :
en
- DE625229C - Epicyclic gears, especially for motor vehicles :
de
en
- DE625273C - Circuit for generating a falling discharge characteristic using an electron tube :
de
en
- DE625410C - Switching device for automatic ignition devices with thermostat on gas consumers, especially gas stoves :
de
en
- DE625106C - Holding device for objects to be opened on sewing machines :
de
en
- DE625270C - Electric commutator machine with a stator core that is held together by bolts :
de
en
- GB442435A - Improvements in or relating to fuel injection pumps for internal combustion engines :
en
- DK51215C - Device for tempering machines. :
da
en
- DE625081C - Condenser for periodically acting absorption refrigeration machines :
de
en
- GB442257A - Folding hammock :
en
- US2029290A - Asphalts and method for producing same :
en
- US2029468A - Motor vehicle service indicator :
en
- US2029811A - Cover retaining means :
en
- FR794075A - Gardening tool formed by the combination of a row marker, an aerator and a root cutter :
en
fr
- US2029309A - Preparing phosphate charging stock :
en
- US2029390A - Waterproofed plastic paper and method of producing the same :
en
- US2029975A - Holder for threads, cords, lines, wires, fly-casts and the like :
en
- US2029297A - Locomotive tender :
en
- US2029687A - Continuous process for counter current contacting of two liquids :
en
- US2029707A - Supporting bracket for fire extinguishers :
en
- US2029571A - Turpentine gum cup cover :
en
- GB442332A - Improvements in sifting or screening apparatus :
en
- US2029809A - Jar lifter :
en
- FR793979A - Carcass for folding boats :
en
fr
- GB442354A - Improvements in files and rasps :
en
- DE625320C - Bottle transport box :
de
en
- FR794105A - Improvements made to electrical measuring devices, in particular wave meters :
en
fr
- US2029602A - Internal combustion engine :
en
- USD98432S - Design for a shoe ob similar article :
en
- GB442316A - Improvements in or relating to ovens for use in the manufacture of biscuits, applicable also for other purposes :
en
- DE625036C - Brush with a hollow back and an elastic end plate covering it :
de
en
- GB442165A - Improvements in and relating to loudspeakers :
en
- DE625211C - Steel tape measure that can be rolled up in a capsule :
de
en
- FR794127A - Apparatus for processing ores by amalgamation :
en
fr
- GB442201A - Rotary engines :
en
- GB442115A - Improvements in or relating to the delivery of flat flexible articles :
en
- US2029522A - Machine for salvaging carbons :
en
- DE625159C - Mushroom-shaped or similar parts produced by injection molding (extrusion), e.g. Screws or rivets, made of brass and similar copper alloys :
de
en
- FR794108A - Interlining mechanism, for typewriters :
en
fr
- DE625121C - Overcurrent thermal time release with room temperature compensation :
de
en
- GB442237A - Improvements relating to loading machines for use in mining :
en
- DE625117C - Lock in which a locking member is blocked by sector-shaped intermediate members which are provided with edge incisions and which can be adjusted by means of slides o :
de
en
- DE625338C - Process for the production of cable sheaths, pipes, etc. like :
de
en
- GB442100A - Improvements in and relating to folding collars for personal wear :
en
- GB442236A - Improvements in or relating to brake blocks :
en
- US2029482A - Cathode for thermionic valves :
en
- FR793944A - Protective, hygienic, dispenser and control packaging :
en
fr
- FR794009A - Security device for locks on doors, windows, etc. :
en
fr
- GB442175A - Apparatus for automatically regulating boilers, more especially those for central heating :
en
- GB442446A - Improvements relating to high frequency transmission systems for the transmission ofsignals along high potential lines :
en
- FR794008A - Method and apparatus for transmitting power and regulating speed :
en
fr
- GB442405A - Improvements in or relating to golf clubs :
en
- US2029753A - Tool for lapping valve seats :
en
- US2029917A - Pulverization :
en
- DE625041C - Electrostatic microphone built into a spherical housing :
de
en
- DE625225C - Process for increasing the contrast of X-ray images on opaque documents :
de
en
- GB442392A - Improvements in filters for electric wave transmission systems :
en
- DE625070C - Dust sealing ring for rail car axle bushes :
de
en
- US2029293A - Heating of fluids :
en
- US2029722A - Method of refining fats and oils :
en
- USD98456S - Design for a doily :
en
- DE625409C - Gas burner tap for stoves and stoves :
de
en
- FR793862A - Electrical signal receiver comprising a diode :
en
fr
- GB442432A - Improvements in coin collectors for telephone systems :
en
- GB442523A - Improvements in, or relating to, cycle and similar saddles :
en
- DE624218C - Automatically closing flush valve :
de
en
- DE625045C - Double-walled hollow construction panel :
de
en
- FR793921A - Method for delaying the percussion of a rocket and rocket comprising application of this method :
en
fr
- GB442095A - Improvements in means for connecting together and adjusting tubular or other structural members, for example scaffold members :
en
- GB442190A - Process for the manufacture of new heterocyclic compounds :
en
- FR794067A - Weighing method and scale of realization of this method for vehicles or devices on rails :
en
fr
- DE625413C - Machine for unrolling and flat stretching of strip-like rolled material :
de
en
- FR793937A - Cinematographic shooting and projection device applicable in particular to natural color cinematography :
en
fr
- FR794004A - Improvements to devices intended to protect humans against toxic gases :
en
fr
- GB442189A - Improvements in or relating to rotary valves for internal combustion engines :
en
- GB442329A - Improvements in expansion reamers and boring tools :
en
- US2029531A - Contact sulphuric acid process :
en
- US2029638A - Automatic lathe :
en
- US2029576A - Apparatus for burning low-grade fuels, especially refuse :
en
- US2029790A - Flinging device for ball games :
en
- US2029803A - Locking mechanism :
en
- US2029845A - Gasket for refrigerator cabinets and the like :
en
- CA355699A - Can closure :
en
fr
- CA355824A - Stove :
en
fr
- CA355777A - Railway traffic controlling system :
en
fr
- GB442251A - An acoustical arrangement for concert halls, broadcasting studios, and the like :
en
- DE625441C - Grate bar :
de
en
- US2029498A - Lawn mower :
en
- GB442121A - Improvements in wireless receiving arrangements comprising two antennae :
en
- DE625044C - Christmas tree or other decorations :
de
en
- FR794148A - Blade assembly for variable pitch aerial propellers :
en
fr
- FR793854A - Improvements to vehicle suspensions :
en
fr
- GB442188A - A process of and device for cleansing, disinfecting and drying of eating and drinking crockery :
en
- US2030000A - Trolling cradle :
en
- GB442434A - Improvements in and relating to auxiliary air admission devices for internal combustion engines :
en
- DE625039C - Sensor for the adjustment of the compulsory rolls of track turning machines :
de
en
- DE625233C - Pendulum frame drive for scooters and similar vehicles driven by muscle power :
de
en
- US2029569A - Sash lock and holder :
en
- US2029930A - Cam follower for a strip advancing mechanism :
en
- FR794112A - Apparatus for the production of gasifier gas and lean gas :
en
fr
- US2029427A - Spool and winder therefor :
en
- DE625398C - Process for the production of azo dyes :
de
en
- FR794133A - Automatic ringing stop device allowing unlimited repetition at determined intervals of alarm rings and detents of similar clockwork mechanisms :
en
fr
- GB442516A - Improvements in and relating to centrifugal apparatus for spinning or twisting provided with doffing devices :
en
- US2030039A - Air brake mechanism :
en
- US2029480A - Multifocal ophthalmic lens and blank therefor :
en
- DK51219C - Procedure for the Preparation of Salts with Increased Physiological Effect for Use in the Preparation of Mineral Waters, Salt Baths and Salt Injections. :
da
en
- DE625141C - Device for the production of non-circular conductors, which are to be twisted back into electrical multi-conductor cables :
de
en
- DE625372C - Lubricator for pneumatic tools and. like :
de
en
- GB442342A - Improvements in or relating to electric signalling systems :
en
- DE625221C - Process for the production of bearing carriers to be arranged coaxially in a bearing housing, in particular in differential housings :
de
en
- GB442117A - Improvements in or relating to time pieces :
en
- US2029629A - System and apparatus for release of fluids :
en
- US2029411A - Method of regenerating absorbent liquids :
en
- DE625128C - Heating device for burners operated with liquid fuels :
de
en
- US2029695A - Dishwashing apparatus :
en
- CA355796A - Shock absorber :
en
fr
- US2029417A - Neck protector for use with hairdresser's wrappers or the like :
en
- US2029685A - Supervision of the dielectric losses of a conductor :
en
- DE625068C - Sink overflow standpipe :
de
en
- DE625086C - Electric current limiter :
de
en
- GB442173A - Improvements in or relating to distributing mechanism of typographical composing anddistributing machines :
en
- US2030002A - Cement :
en
- US2029397A - Locomotive tender :
en
- US2029898A - Method of purifying magnesium :
en
- US2029544A - Counter-shaping machine :
en
- AU2106235A - Improvements relating tothe coating of surfaces andin the manufacture of coated or compound materials :
en
- CA355746A - Steam separator :
en
fr
- US2029671A - Separating device :
en
- US2029805A - Shaking conveyer :
en
- DE625177C - AC circuit breaker :
de
en
- CA355737A - Folding boat :
en
fr
- US2029581A - Intake valve deflector :
en
- US2029703A - Cinematograph apparatus :
en
- US2029487A - Illuminated cautery electrode :
en
- US2029540A - Trailer :
en
- US2029727A - Symmetrical di :
en
- US2029588A - Film-forming compositions :
en
- USD98473S - Design for a butter dish :
en
- DE625195C - Safety hook for conveyor wagons :
de
en
- GB442388A - A square and mitre attachment for carpenters rules and the like :
en
- US2029700A - Inclination responsive device for aircraft :
en
- US2029939A - Hydrostatic valve, more particularly for siphon discharge apparatus :
en
- FR794122A - Bicycle :
en
fr
- GB442403A - Apparatus for testing gases by chemical means :
en
- CA355806A - Typewriter :
en
fr
- US2029664A - Method of baking a loaf of bread :
en
- FR794022A - Process for preparing polymerization products of thiovinyl ethers :
en
fr
- GB442393A - Improvements in or relating to pipe couplings :
en
- DE625001C - Pump hot water heating :
de
en
- DE625268C - Device for self-connecting telephones for calling certain subscribers with self-powered surge transmitters :
de
en
- FR794090A - Improvements to electrical circuit breakers, particularly small circuit breakers :
en
fr
- DK51234C - Electrode for Electric Discharge Tubes and Procedure for Manufacturing the Electrode. :
da
en
- DE625243C - Device for generating high-frequency vibrations using a cathode ray tube :
de
en
- CA355787A - Electrical precipitator :
en
fr
- FR793868A - Sports ball lacing machine :
en
fr
- GB442157A - Improvements in conveyor systems :
en
- CA355776A - Headlight :
en
fr
- US2029520A - Pump or motor :
en
- GB442513A - Improvements in or relating to cathode ray tubes :
en
- US2029984A - Baling press :
en
- GB442310A - Improvements in or relating to locks :
en
- US2029386A - Process and means for depositing metals electrolytically :
en
- DE625214C - Coin return device :
de
en
- DE625213C - Sorting conveyor :
de
en
- US2029529A - Typographic mold :
en
- US2029764A - Bung ring construction :
en
- US2030005A - Container and cooling means therefor :
en
- GB442295A - Packing for rotary engines :
en
- AU2215935A - Improved wheel structure with pneumatic tyre and retractible valve stem :
en
- GB442724A - Braun tube :
en
- FR794119A - Automatic device for removing blanks from blank stacks and for feeding them to a feed device for stamping presses, cutting presses, and the like :
en
fr
- US2029840A - Plasterboard reenforcement :
en
- FR794085A - Assembly for the magnetic deflection of the cathode beam of braun tubes :
en
fr
- GB442345A - Improvements in cable reels :
en
- FR794130A - Device operating during variations in electrical voltage :
en
fr
- GB442395A - An improved process for the production of di-calcium phosphate or of mixed fertilisers containing the same :
en
- DE625212C - Control device for electrical devices working according to the fall stirrup principle, in particular fall stirrup controllers :
de
en
- DE625297C - Piston valve :
de
en
- US2029476A - Photographic camera :
en
- GB442093A - Improvements relating to cross border motions for loom dobbies :
en
- US2029732A - Floor :
en
- US2029747A - Dispensing receptacle :
en
- US2029735A - Automotive body and frame :
en
- DE625394C - Transmission system for underlay telegraphy :
de
en
- GB442311A - Improvements in means for operating the wires or cables used in connection with change-speed gears and for like purposes :
en
- DE625317C - Filter plugs for cigarettes and the method and device for its manufacture :
de
en
- FR794043A - Machine gun :
en
fr
- FR794081A - Press-molded products and their manufacturing process :
en
fr
- FR794118A - Prepaid telephone set for proportional tariff conversations :
en
fr
- US2029492A - Metallurgical furnace of the suspended arch type :
en
- DE623120C - Radiation-sensitive opaque image carriers, such as paper, for the production of photographic or X-ray photographic images to be viewed in ultraviolet light :
de
en
- FR794064A - Process and device for dyeing textile materials under vacuum :
en
fr
- DE625329C - Braun tube with magnetic field focusing :
de
en
- DE625118C - Automatic firearm, especially rapid-fire pistol, with a locking slide that is guided vertically in the locking sleeve :
de
en
- DE623185C - Remote control system :
de
en
- DE625334C - Self-sealing tube for vehicle tires :
de
en
- US2029720A - Audible electric signal :
en
- USD98431S - Design for a shoe ob similar article :
en
- USD98442S - Design fob a drawer ptjll :
en
- FR794141A - Liquid dispenser with metering valve or overflow plane :
en
fr
- FR794150A - Stationary envelope that opens instantly with a thread :
en
fr
- FR794104A - Process for the preparation of washing muds which can be used in drilling technology :
en
fr
- US2029327A - Automatic lubricating mechanism :
en
- DE625269C - Circuit arrangement for telephone systems with alternating current signaling over lines equipped with amplifiers :
de
en
- DE625298C - Process for browning copper and copper alloys, especially brass :
de
en
- DE625300C - Sewing machine for sewing in or sewing on endless elastic :
de
en
- GB442172A - Improvements in or relating to gas-filled electric incandescent lamps :
en
- DE625165C - Combat tower for aircraft :
de
en
- USD98483S - Design for an elastic fabric :
en
- GB442154A - Improvements in exhaust driven supercharging blowers :
en
- US2029883A - Distillation of tar :
en
- DE625274C - Process for the aftertreatment of the oxide smoke drawn off from the combustion chambers of zinc white furnaces :
de
en
- DE625293C - Pre-chamber internal combustion engine :
de
en
- FR794066A - Automatic gear shifting for motor vehicles and power plants :
en
fr
- FR794149A - Improvements to tunnel kilns :
en
fr
- GB442521A - Improvements in and relating to filling nozzles for suction bottle filling machines and the like :
en
- FR793935A - Electric rocker switch :
en
fr
- FR793961A - Sealing cap for accumulator cells :
en
fr
- GB442096A - Tyre pumps :
en
- FR793923A - Improvements in the construction of frames for removable beds and the like :
en
fr
- GB442180A - Improvements in paper or like containers :
en
- US2029402A - Fire alarm :
en
- US2029539A - Condensation product and process :
en
- US2029633A - Flow indicator :
en
- US2029738A - Process for the production of alkali nitrate :
en
- US2029768A - Printed fabric and method of making same :
en
- US2029978A - Gutter attachment for ventilating windows of motor vehicles :
en
- USD98414S - Design for a mechanical lead :
en
- US2029516A - Transmitting element :
en
- FR793981A - Process for the production of a plastic surface on wood and machine for its realization :
en
fr
- GB442206A - Method for the insertion of weft threads in single shoot for needle weaving looms and a thread carrying device therefor :
en
- FR793947A - Device for varying the intensity of a beam of radiated energy :
en
fr
- US2029329A - Device for opening cans :
en
- US2029767A - Mechanical lead pencil :
en
- DE625157C - Device for automatic switching of different speeds according to size and direction :
de
en
- DE625244C - Switching device in which the circuit breaker can be withdrawn together with its drive device, other associated devices or groups of devices are fixedly mounted :
de
en
- GB442271A - Improvements in miners' safety lamps :
en
- GB442264A - Improvements relating to droppers for collyrium or other liquids :
en
- FR793999A - Product to be washed and process for its preparation :
en
fr
- GB442384A - Improvements in and relating to radio and like rediffusion systems :
en
- GB442217A - Improved method of protecting spun cakes of artificial threads :
en
- DK51223C - Crushing head for Homogenizing machines. :
da
en
- FR793887A - Buttonhole and method and machine for making it :
en
fr
- US2029486A - Broom :
en
- DE625140C - Station scale for radio sets :
de
en
- USD98443S - Design for a shoe :
en
- US2029283A - Ironing machine cabinet :
en
- US2029760A - Apparatus for treating carbonaceous material :
en
- US2029942A - Sewing machine :
en
- US2029457A - Apparatus for flowing wells :
en
- US2029497A - Method of securing heels to shoes :
en
- US2029650A - Drill jig :
en
- US2029864A - Hot gas valve :
en
- US2030019A - Automatic ball closing fitting :
en
- GB442594A - Improvements in or relating to variable speed epicyclic gearing :
en
- DE625042C - Process for the production of a stocking on the flat weft knitting machine :
de
en
- DE625209C - Tool for making pellets :
de
en
- US2029726A - Controller for printing presses :
en
- DK51216C - Procedure for the manufacture of explosives. :
da
en
- DE624949C - Safety gear for circulating cable cars :
de
en
- DE625136C - Process for the production of liquid natural fertilizers for field irrigation systems :
de
en
- DE625421C - Machine for producing evenly thick, round stereotype plates :
de
en
- GB442230A - Improvements in or relating to the treatment of coffee beans with solvents for reducing the caffeine content :
en
- FR793880A - Filtering wall for atmosphere laden with arsines, or the like :
en
fr
- GB442318A - Improvements in drinking fountains :
en
- US2029331A - Apparatus for regulating turbomachines :
en
- FR794012A - Hair active liquids :
en
fr
- DE625439C - Electric arc lamp for irradiation purposes with a reflector closed by a protective grille, in the interior of which the electrode holders are arranged :
de
en
- US2029822A - Bolster :
en
- DE625162C - Method for light signing of unexposed packaging films :
de
en
- USD98417S - Design for a tray for fruits :
en
- US2029464A - Finger ring :
en
- US2029399A - Gear cutter :
en
- DE625207C - Device for draft-free ventilation and venting of rooms :
de
en
- US2029383A - Ironing machine :
en
- US2029658A - Battery stabilizer :
en
- FR794138A - Cover-binding :
en
fr
- FR794023A - Method and apparatus for transmitting mechanical energy :
en
fr
- GB442326A - Improvements in and relating to circuit arrangements for thermionic valves :
en
- GB442418A - Improvements in or relating to rotary engines :
en
- DE625206C - Electric glass melting furnace :
de
en
- US2029662A - Display tray :
en
- US2029910A - Thread fluid treating device :
en
- GB442143A - Improvements in the manufacture of coloured or decorated rubber mats :
en
- FR794052A - Hydraulic advance adjustment device in machine tools :
en
fr
- GB442374A - Improvements in or relating to electric lamp holders and caps :
en
- DE625374C - Demonstration device for curtains u. like :
de
en
- FR794121A - Advanced piston :
en
fr
- GB442315A - Improvements in or relating to the precipitation of gold or other metals from metallurgical cyanide solutions :
en
- GB442210A - Improved control apparatus for the pumps and other elements of hydraulically driven machines, such as presses and the like :
en
- DE625005C - Infinitely variable change gear :
de
en
- DE625367C - Driver for display devices, especially for those of test machines :
de
en
- FR794060A - Method and device for the mechanical labeling of bottles or the like :
en
fr
- USD98430S - Design for a shoe or similar article :
en
- US2029394A - Box blank folding mechanism :
en
- US2029637A - Combined freewheeling and power brake unit :
en
- GB442282A - Improvements in electric transformers :
en
- FR793988A - Process for preparing inositohexaphosphate of lime and magnesia? (synonym anhydroxymethylene diphosphate of lime and magnesia :
en
fr
- US2029589A - Metal clad switching unit :
en
- US2029706A - Method and apparatus for making hosiery forms :
en
- US2030016A - Electrical receptacle plug :
en
- US2029553A - Shoe fitting index :
en
- USD98424S - Design fob a clock dial ob similar :
en
- DE625223C - Device for determining the exposure time on photographic apparatus with viewfinder :
de
en
- DE625390C - Hairpin :
de
en
- US2029897A - Electric iron :
en
- US2029496A - Apparatus for preparing blood films for the making of differential counts :
en
- US2029500A - Composite picture :
en
- US2029594A - Apparatus for electric welding :
en
- CA355839A - Typewriter :
en
fr
- US2029969A - Silk yarn prepared from natural silk in the gum :
en
- US2029391A - Electron discharge tube :
en
- US2029672A - Oil level gauge :
en
- CA355753A - Radio receiver :
en
fr
- CA355778A - Railway traffic controlling system :
en
fr
- CA355700A - Hair waving appliance :
en
fr
- AU2100835A - Improvements in or relating to display, advertising or illusional devices andthe like :
en
- DE625231C - Device for the automatic regulation of the damping of liquid shock absorbers, especially in motor vehicles :
de
en
- DE625061C - Gate post :
de
en
- DK51222C - Balancing device, especially for Lamps. :
da
en
- CA355726A - Wrist watch bracelet :
en
fr
- DE625129C - Process for rolling sheet metal from a conical slab :
de
en
- FR794109A - Automatic device allowing to play consecutively a series of gramophone discs :
en
fr
- GB442145A - Improvements in steam traps :
en
- US2029836A - Molding composition and molded articles made therefrom :
en
- US2029325A - Compression tubing coupling :
en
- GB442255A - Improvements in collapsible holders for books and other articles :
en
- DE625303C - Device for demonstrating the effect of colored fabrics or the like. :
de
en
- FR794089A - Gasket packing :
en
fr
- GB442410A - Methods of producing water-soluble colloidal molybdenum :
en
- DK51231C - Procedure for the manufacture of textile products in the form of linear textile elements or woven textile fabrics. :
da
en
- GB442133A - Improvements in or relating to aircraft undercarriages :
en
- GB442327A - Improvements in and relating to surgical ligature and methods of using it :
en
- GB442324A - Improvements in and relating to x-ray tubes :
en
- US2029839A - Machine gun :
en
- US2029843A - Perpetual calendar ruler :
en
- US2029853A - Carburetor :
en
- USD98436S - Design for a shoe :
en
- USD98469S - Design for a lace :
en
- US2029786A - Catalyst :
en
- US2029780A - Fuel feeding apparatus :
en
- US2029781A - Receiving and transferring device :
en
- CA355803A - Transmission line :
en
fr
- CA355772A - Production of magnesia from dolomite :
en
fr
- CA355733A - Gas filter :
en
fr
- US2029286A - Process and apparatus for rail handling and treatment :
en
- FR794014A - Process for preserving food and edible materials such as milk and device for producing it :
en
fr
- FR794011A - Improvements to melting machines and movable type types :
en
fr
- US2029456A - Tripping mechanism :
en
- US2029752A - Treatment of petroleum :
en
- DE625356C - Metal insert for dental rubber plates :
de
en
- DE625368C - Mowing machine with a rotating knife mounted on a boom that can be swiveled back and forth :
de
en
- FR793978A - Improvements to statistical machines :
en
fr
- US2030013A - Computing weighing scale :
en
- USD98419S - Design for a multiple candy box :
en
- DE624912C - Process for the extraction of hydrocarbons from gases by means of solid adsorbents :
de
en
- FR794015A - Drilling machine with electrically controlled feed :
en
fr
- DE625196C - Centrifugal switch, especially for switching devices on the brake systems of railway vehicles, to regulate the braking effect according to the driving speed :
de
en
- DE625369C - Device for automatic changing of the pressing pressure on tar rolling machines :
de
en
- FR793886A - Buttonhole machine with interchangeable knife :
en
fr
- FR794076A - Improvements in ring binders and in the means and methods of binding loose sheets :
en
fr
- US2029310A - Felt and process of making same :
en
- US2029711A - Door check :
en
- GB442235A - An appliance or apparatus for use in the practice of the game of golf :
en
- GB442296A - Improvements in or relating to hoisting or drawworks apparatus for well drilling plant :
en
- DE625249C - Device for regulating the amount of gas flowing out of a distribution body :
de
en
- GB442094A - Improvements in shoes :
en
- GB442357A - A process for preparing copper-containing cellulose solutions with employment of dilute aqueous ammonia :
en
- CA355709A - Pulp refiner :
en
fr
- US2029755A - Refrigerator door construction :
en
- CA355711A - Grease trap :
en
fr
- GB442247A - Improvements in and relating to refuelling and like apparatus :
en
- GB442591A - Improvements in or relating to suspensions and springing means for motor vehicles, including motor cars and motor cycles :
en
- GB442184A - Improvements in and relating to mowing, reaping and binding machines :
en
- CA355805A - Flash drier :
en
fr
- US2029826A - Dehydration of solutions :
en
- USD98470S - Design for a service station :
en
- DE625164C - Control lever for the optional initiation of various hydraulic remote controls :
de
en
- DE625366C - Endurance testing machine for simultaneous testing of several test bodies :
de
en
- US2030021A - Method and apparatus for the production of sulphur dioxide :
en
- CA355769A - Playing ball :
en
fr
- US2029837A - Blow-off valve :
en
- US2030012A - Ignition timer and coil :
en
- US2029617A - Sponge rubber and method of making the same :
en
- US2029936A - Safety feeding device for wringers :
en
- FR793900A - Film developing apparatus :
en
fr
- FR794091A - Process for making a weather-resistant coating on all types of bearing surfaces :
en
fr
- GB442436A - Improvements in or relating to electron discharge tubes, indirectly heated cathodes therefor, and methods of making same :
en
- US2029344A - Green corn cutter :
en
- DE625447C - Ellipsis :
de
en
- DE625034C - Pipe push bench with pull rings arranged one behind the other :
de
en
- FR793872A - Bathing suit and beach suit :
en
fr
- FR794025A - Process for treating carbonaceous materials using hydrogenating gases :
en
fr
- FR794046A - Product containing hydrocyanic acid, to control pests :
en
fr
- GB442244A - Improvements in or relating to means for packing tin and like plates :
en
- US2029646A - Inking mechanism for check writers :
en
- FR793876A - Process for treating carbonaceous materials using hydrogenating gases :
en
fr
- FR793905A - Letter paper advertising flyer :
en
fr
- GB442377A - Improvements in socket head cap screws :
en
- CA355837A - Internal combustion engine :
en
fr
- DE625187C - Screw press with mechanical drive for pulling hollow metal bodies :
de
en
- FR793882A - Synchronous motor time measuring device for controlling time-controlled devices :
en
fr
- GB442163A - Improvements relating to the manufacture of cement in rotary kiln plants :
en
- GB442362A - Improvements in and relating to dry-cleaning apparatus for clothes and the like :
en
- FR794103A - Improvements to pipe joints :
en
fr
- GB442108A - Improvements in vacuum cleaning-apparatus :
en
- FR793965A - Device and method for the manufacture of signs, signs, designs, letters and other luminous and animated arrangements :
en
fr
- GB442319A - Process for the production of pregnanolones :
en
- GB442419A - Improvements in and connected with free-wheel and variable-speed hubs for cycles :
en
- GB442330A - Improvements in combined hydraulic transmission and change speed devices :
en
- DE625291C - Separation of metal disks, e.g. Coins, by eddy currents :
de
en
- CA355834A - Easel :
en
fr
- GB442376A - Improvements in induction electric furnace installations :
en
- US2029669A - Spark plug :
en
- US2029974A - Hog ring clinching tool :
en
- DE625260C - Process for processing arsenic and / or cadmium-containing sulfuric acid for the purpose of obtaining ammonium sulphate :
de
en
- DE625102C - Cock made of sproedem material, such as in particular silicon iron :
de
en
- CA355745A - Water tube boiler :
en
fr
- DE625148C - Process for the production of molded articles from phenols and isolated lignin :
de
en
- DE625189C - Process for the preparation of complex silver compounds of aromatic amines :
de
en
- DE625344C - Rail butt connection with resilient butt plate :
de
en
- FR794045A - Paper hairdressing and manufacturing process :
en
fr
- FR794110A - Application of folding roller shutters, in mesh, at the lower end of solid sheet roller shutters :
en
fr
- GB442425A - Method and device for the mechanical recording of sound or other oscillations on a film :
en
- GB442400A - Improvements in electric discharge lamps :
en
- US2029424A - Pipe :
en
- US2029601A - Conversion of hydrocarbon oils :
en
- USRE19845E - Guy wire protector :
en
- GB442305A - Improvements in and relating to means for locking railway carriage doors :
en
- CA355732A - Building block manufacture :
en
fr
- DE625234C - Key with locking links that can be adjusted and fixed to one another on a core and equipped with locking bars :
de
en
- CA355760A - Lubricating oil :
en
fr
- DE625193C - QuerschnittÈ-shaped metal cross-sleeper for railroad tracks in cross-section :
de
en
- GB442177A - Improvements in or relating to combination-setting and combination-change mechanisms for telegraph keyboard apparatus :
en
- DE625089C - Process for making toothpaste, etc. :
de
en
- US2029613A - Vacuum cleaner :
en
- US2029680A - Attachment for lister planters :
en
- US2029960A - Process of water purification :
en
- FR794001A - Female plugs or contacts :
en
fr
- GB442517A - Improvements in or relating to machines for operating upon the heel portions of boots or shoes :
en
- US2029380A - Apparatus for and method of cementing wells :
en
- CA355736A - Shirt :
en
fr
- US2029376A - Method for making a catalyst :
en
- US2029691A - Countercurrent contactor :
en
- US2029956A - Method and apparatus for firing oil stills :
en
- US2029733A - Bag filling machine :
en
- CA355807A - Rubber derivative :
en
fr
- FR793924A - Device for the separate evacuation of cooked products reheated or heat treated in continuous or semi-continuous ovens or ovens :
en
fr
- DK51227C - Top cutter for potato harvesting machines. :
da
en
- DE625250C - Process for the production of pressed pieces from fibrous webs coated with adhesive :
de
en
- US2029856A - Table covering :
en
- US2029949A - Lawn edger :
en
- US2029835A - Applicator :
en
- USD98423S - Design for a combined portable :
en
- CA355719A - Fertilizer production :
en
fr
- CA355723A - Refractory regenerator brick :
en
fr
- CA355808A - Ventilated goggles :
en
fr
- GB442194A - Improvements relating to the cooling of electrical spark gaps or arcs :
en
- USD98447S - Design for a supplementary :
en
- US2029667A - Program clock :
en
- US2029868A - Draft key retainer locking means :
en
- DK51210C - Typewriter key. :
da
en
- AU2100735A - Improvements relating to full circle tyre retreading moulds :
en
- AU2313335A - Improved method of treating wrappers forthe preservation of chilled and frozen produce :
en
- US2029350A - Process of treating silk and silk products :
en
- US2029360A - Heat recovery system :
en
- GB442227A - Improvements in and relating to the production of articles from concrete :
en
- CA355720A - Vegetable oil refining method :
en
fr
- CA355703A - Cattle guard :
en
fr
- US2029651A - Embossing apparatus :
en
- US2029312A - Dyestuffs and their application :
en
- US2030032A - Air conditioning system employing refrigeration :
en
- DK51218C - Plant with rotating ladle containers for a glass melting furnace. :
da
en
- US2029789A - Yieldable support :
en
- US2029861A - Adjustable head for flashlights :
en
- US2029846A - Coupling :
en
- GB442335A - Improvements in or relating to automatic switches of the step-by-step type such as are used in automatic telephone systems :
en
- US2029723A - Signaling system :
en
- US2029905A - Reversible handbag :
en
- USD98435S - Design for a shoe :
en
- US2029668A - Suction nozzle of vacuum cleaning apparatus :
en
- US2029777A - Valve :
en
- US2029537A - Deformable plate for variable condensers :
en
- US2029577A - Machine for winding electrical coils :
en
- US2029831A - Process for concentrating rubber latices :
en
- US2029862A - Electrical disk brake :
en
- US2029673A - Permanent molding apparatus :
en
- DE625176C - Switch with arc extinguishing by a flowing extinguishing agent and multiple interruption :
de
en
- FR793929A - Improvements to the welding processes for superheater tubes and in particular those used on locomotives :
en
fr
- FR794062A - Process and product for the treatment of metal surfaces intended in particular to receive coatings of lacquer, color, etc., and articles treated by this process :
en
fr
- FR794113A - Device for detaching or fixing and moving the moving parts of machines, in particular the arm of radial drills :
en
fr
- GB442383A - Improvements in handles for hand-operated pressing irons :
en
- US2029308A - Shade protector :
en
- DE625332C - Display device with depth pointer :
de
en
- GB442325A - Improvements in the cleansing of textile materials :
en
- GB442241A - Improved captive ball apparatus :
en
- DE625378C - Process for optically copying lenticular films onto lenticular films :
de
en
- DE625131C - Device for moving the turns of the winding material on winding devices for wires, threads, cables and the like. like :
de
en
- DE625205C - Device to display the exhaust gas loss from furnaces :
de
en
- DE625388C - Easel file with cards staggered next to each other on spacers :
de
en
- GB442589A - Tooth-extractor for horses and cattle :
en
- US2029714A - Thioindigo dyestuff preparations and a process of preparing them :
en
- US2029863A - Chromoscope :
en
- FR794003A - Device for hot moistening and wringing out compresses :
en
fr
- DE625272C - Needle vibration galvanometer :
de
en
- AU2119035A - Spinning nozzle :
en
- US2029318A - Revolving door speed control :
en
- US2029619A - Purification of oxidation products :
en
- US2029778A - Aircraft :
en
- FR793966A - Device for checking the operation of the brakes :
en
fr
- FR794000A - Crankcase refrigeration and chamber lubrication system in internal combustion and combustion engines :
en
fr
- GB442518A - Improvements in or relating to compressed air brakes :
en
- DE625194C - Arrangement of the box support point on self-unloading vehicles with a tipping box :
de
en
- DE625407C - High pressure water pot :
de
en
- FR794007A - Method and devices for starting mechanical multistage and free-piston compressors :
en
fr
- US2029844A - Sterilizer :
en
- US2029301A - Process of preparing tetra alkyl lead :
en
- US2029562A - Protective device :
en
- GB442426A - Improvements in and relating to aircraft with a rotating wing system :
en
- DK51214C - Gear drive with Switching mechanism for Bicycles and similar Vehicles. :
da
en
- FR793973A - Device allowing to indicate at any moment the altitude and the position of a mobile object in space and to record, in horizontal projection, the route followed by said object :
en
fr
- US2029357A - Fluid flow control device :
en
- US2029660A - Dispensing container :
en
- FR794107A - Advanced device for indicating and / or adjusting the level of the glass contained in a reservoir :
en
fr
- DE625114C - Change gear for the crank chain wheel :
de
en
- DE625080C - Numbering mechanism with exchangeable single wheel :
de
en
- FR793909A - Improvements to form-mounting machines :
en
fr
- GB442293A - Improvements in or relating to plate heat exchangers for fluids :
en
- GB442859A - Process for cleaning or descaling metal :
en
- GB442226A - Improvements in or relating to apparatus for teaching music or/and exercising musical sight reading :
en
- FR794013A - Coupling for electrical and mechanical devices :
en
fr
- DE625286C - Device on control clocks for guards u. like :
de
en
- GB442158A - Improvements in and relating to tuning indicators for radio receiving apparatus and the like :
en
- DE625314C - Method and device for dissolving adhesive applied to a sole :
de
en
- FR793943A - New process for automatic or semi-automatic alternating current arc welding :
en
fr
- FR794033A - New snap-in binding-slip system :
en
fr
- GB442109A - Railway rail joint shims :
en
- DE625379C - Fluid pump with control by a slide driven by eccentrics, non-circular disks or the like and arranged concentrically to the pump piston :
de
en
- FR794017A - Printing cylinder :
en
fr
- DE624992C - Process for the preparation of polymerization products from unsaturated polymerizable, non-benzene-type acetylene polymers :
de
en
- DE625311C - Anti-skid chain with crossbars made of rubber :
de
en
- US2029296A - Multiple underfeed stoker :
en
- US2029652A - Cultivator attachment for tractors :
en
- USD98445S - Design for a metal bottle :
en
- US2029437A - Heat conducting tube :
en
- US2029890A - Condenser for refrigerating machines :
en
- DE625060C - Petrol tank truck with measuring vessel on the floor :
de
en
- GB442308A - Improvements in and relating to firelighters :
en
- GB442123A - Improvements in or relating to modulated carrier wave signalling systems :
en
- US2029828A - Rail lubricator :
en
- FR794145A - Suspension lighting fixture incorporating an auxiliary light fixture :
en
fr
- DE625429C - Jaw clamp :
de
en
- GB442273A - Apparatus for aligning and positioning writing sheets on typewriters :
en
- GB442389A - Improvements in or relating to electrical devices for automatically interrupting radiation :
en
- US2029398A - Gear generating machine :
en
- FR793936A - Gas war protection shelter :
en
fr
- GB442198A - Process for the preparation of sulphuric esters of higher molecular alcohols :
en
- FR794131A - Sodium vapor lighting fixture or similar :
en
fr
- DE625150C - Self-seller for gas :
de
en
- US2029372A - Roller attachment :
en
- DE625377C - Device for fastening split circular knives on their hubs or shafts :
de
en
- US2029524A - Process of making expanded vermiculite :
en
- GB442106A - Improvements in or relating to inking devices for stamp cancelling and postal franking machines :
en
- GB442183A - Fuel injection systems for internal combustion engines :
en
- US2029507A - Method of making hollow forged valves :
en
- FR794036A - Process for producing transparent ornamental effects on textile products by limited action in certain places of thickened concentrated zinc chloride solution :
en
fr
- DE625222C - Rotatable shut-off and regulating cylinder in a molding machine for chocolate :
de
en
- GB442443A - Improvements in or relating to calculating machines, accounting machines and similarmachines :
en
- DE625094C - Procedure for the detection of mustard :
de
en
- GB442322A - Improvements in snap switches combined with adjustable resistances :
en
- GB442202A - Improvements in and relating to permanent magnets :
en
- FR793995A - Automatic bottle stopper :
en
fr
- FR794002A - Pump mechanism, in particular for liquid manure pump :
en
fr
- DE616777C - Automatic gas valve closing device :
de
en
- FR793859A - dish drainer :
en
fr
- GB442508A - Improvements in or relating to road construction :
en
- GB442672A - Process for the manufacture of azodyestuffs :
en
- GB442228A - Improvements in photophones :
en
- GB442249A - An improved tool or apparatus for use in bending metal tubes :
en
- US2029450A - Heat exchanger :
en
- US2029285A - Furnace :
en
- GB442338A - Improvements in or relating to average-indicating instruments :
en
- GB442223A - A method of constructing walls and like structures :
en
- DE625327C - Rotary printing machine, in particular rotary rubber printing machine :
de
en
- US2029866A - Demountable wheel :
en
- DE625099C - Control device for internal combustion engines :
de
en
- US2030037A - Yieldable safety lock :
en
- DE625124C - Conveyor device :
de
en
- FR794097A - Improvements to filtering devices for smoking pipes :
en
fr
- DE625406C - Process for the manufacture of firebricks :
de
en
- DE625246C - Control device for indirect operation of circuit breakers and disconnectors of a branch in switchgear with double busbars :
de
en
- FR794093A - Improvements to electronic discharge lamps :
en
fr
- US2029388A - Head shaping machine :
en
- US2029551A - Temperature control device for furnaces :
en
- US2029400A - Rail shift mechanism for line casting and composing machines :
en
- DE564198C - Process for the production of a coating on carbon dolls for galvanic elements :
de
en
- DE625417C - Folder for holding cards staggered using spacers :
de
en
- DE625349C - Process to reduce the disturbances in telecommunication cables caused by the magnetic longitudinal fields :
de
en
- GB442105A - Improvements in and connected with, appliances for massaging the skin, particularly the scalp skin :
en
- GB442320A - Improvements in or relating to printing methods and printing inks :
en
- GB442430A - Apparatus for delivering change :
en
- DE625035C - Composite brush :
de
en
- US2029439A - Fence post :
en
- DE625210C - Process for the production of high quality bituminous masses from asphaltic crude oil or their liquid products :
de
en
- US2029381A - Endless belt :
en
- US2029990A - Internal combustion engine :
en
- DE625237C - Rough roller drive on drum gouging machines :
de
en
- US2029962A - Process for purification of potable and polluted waters :
en
- US2029785A - Treatment of hydrocarbon oil :
en
- DE624933C - Circuit arrangement for simultaneous keying of the self-excited and a separately excited stage of a tube transmitter :
de
en
- DE625145C - mirror :
de
en
- GB442586A - Improvements in heating devices for domestic apparatus :
en
- DE625075C - Process for the production of a special beer :
de
en
- USD98457S - Design for an electric fan :
en
- US2029306A - Moving picture and sound cabinet :
en
- US2029830A - Preparation of dyestuffs of the triphenylmethane series and related substances :
en
- US2029967A - Treatment of commercial dicalcium phosphate :
en
- CA355767A - Electrolytic apparatus :
en
fr
- DE625142C - Process and circular knitting machine for the production of plush knitted goods :
de
en
- GB442382A - Improvements in or relating to the jointing of tubes in plates, walls or the like :
en
- US2029341A - Die mechanism for mounting bushings :
en
- US2029931A - Laminated glass and method of making the same :
en
- USD98451S - Design for a buckle :
en
- US2029705A - Folding bed :
en
- US2029368A - Method and apparatus for conditioning air :
en
- US2029582A - Folding dip or minnow net bow :
en
- US2029623A - Working up of natural and industrial salt mixtures :
en
- US2029806A - Objective :
en
- US2029891A - Condenser for refrigerating machines :
en
- DE625295C - Look-up and re-grasp-proof protective equipment on presses, punches or the like. :
de
en
- DE625445C - Process for refining fur skins by applying a water-repellent coating :
de
en
- FR794143A - Improvement in radiological devices :
en
fr
- GB442266A - Improvements in or relating to hysteresis synchronous motors :
en
- FR793915A - Machine gun carriages improvements :
en
fr
- USD98465S - Design fob a combined cigakette :
en
- CA355788A - High frequency inductance device :
en
fr
- FR793913A - Bra refinements :
en
fr
- GB442510A - Improvements in sewage treatment :
en
- DE625123C - Process for the production of bituminous papers :
de
en
- IS84B6 - Process for the production of mixed acid for the preservation of new plants and plant parts, such as grass, legumes, green fodder, root crops, roots and vegetables. :
en
is
- GB442387A - Improvements in or relating to key-operated electric switches particularly for use on motor vehicles :
en
- FR793908A - Screening or transport gutter for bulk materials :
en
fr
- GB442346A - A new or improved process of treating water for open-air baths :
en
- US2029490A - Method and means for controlling deep well gunfire for perforating casings :
en
- US2029557A - Eccentric truss :
en
- US2029734A - Dental syringe :
en
- US2029701A - Soap pulverizer and dispenser :
en
- US2029979A - Phonographic film :
en
- GB442408A - Receiving arrangement for television systems :
en
- AU2111735A - Age resister :
en
- GB442290A - Improvements in or relating to flooring and the like :
en
- DE625092C - Bronze-like copper alloy :
de
en
- DE625185C - Method and device for the production of dough for bread making from grain :
de
en
- DK51220C - Device for Pianos. :
da
en
- CA355710A - Internal combustion engine :
en
fr
- USD98466S - Bezel for ash receivers :
en
- US2029322A - Synthetic tanning material :
en
- US2029719A - Display device :
en
- AU2101435A - Improvements relating to adjustable elbow joints of articulated lampstands, andthe like :
en
- USD98485S - Design for a beverage dispensing :
en
- US2029406A - Air or gas filter unit :
en
- US2029611A - Disk filter :
en
- DE625100C - Ball joint :
de
en
- CA355773A - Metal recovery :
en
fr
- US2029559A - Watch movement for fancy watches :
en
- US2029663A - Recovery of phosphorus from dilute gases :
en
- US2029702A - Process for the digestion of industrial wastes :
en
- US2030026A - Garment manufacture :
en
- DE625160C - Seamless, thin-walled sleeve made of brass or a similar copper alloy produced by injection molding (extrusion) :
de
en
- DE625146C - Heating pack for permanent hair wave devices :
de
en
- AU2289635A - Dust excluding means for loudspeakers :
en
- CA355826A - Filament manufacture :
en
fr
- US2029943A - Yarn and thread tensioning mechanism for cop winding and like textile machines :
en
- USD98422S - Design for a sherbet glass :
en
- FR793991A - Rapid braking device for double chamber or storage brakes, in particular for tractor-drawn road trains :
en
fr
- FR794016A - Improvements to grinding and polishing machines :
en
fr
- CA355799A - Shipping container :
en
fr
- DE625125C - Drive device for mass systems oscillating in one plane, e.g. Sieves :
de
en
- DE625451C - Stop bracket :
de
en
- US2029609A - Well tool :
en
- CA355822A - Packing and weighing stand :
en
fr
- USD98488S - Design for a vanity case :
en
- DE625360C - Pictures, mirrors and Like. Stand with an adjustable support by a lever connected to the rear wall of the stand frame :
de
en
- DE625416C - Method and device for coking coal :
de
en
- CA355731A - Shoe heel :
en
fr
- DE625251C - Process for the enrichment of silver in silver-copper alloys :
de
en
- CA355762A - Locomotive :
en
fr
- CA355816A - Corrosion-resistant alloy steel :
en
fr
- US2029378A - Steering mechanism :
en
- US2029560A - Crystallization of dextrose :
en
- US2029578A - Flashlight :
en
- USD98421S - Design for a tumbler :
en
- DE625455C - Method and device for measuring the tension caused by external stress in a gas-tight tissue or in a gas-tight skin :
de
en
- FR793918A - Improvements to the oxidation of solutions and suspensions :
en
fr
- GB442593A - Gold coloured alloy :
en
- US2029661A - Transmission :
en
- US2029370A - Cushioning structure :
en
- US2029953A - Wire reel :
en
- US2030035A - Organic tellurium compounds and process of preparing the same :
en
- DE625144C - Method and device for hardening glass panels :
de
en
- DE625191C - Control for the flywheelless drive machine of piston pumps :
de
en
- FR793946A - Improvement in galvanic cobalting processes :
en
fr
- GB442300A - Improvements relating to the shut-off valves of prepayment gas meters :
en
- US2029946A - Process of making photographic emulsions :
en
- FR793892A - Improvements to meat grinders :
en
fr
- FR794059A - internal orthopedic elements for shoes :
en
fr
- FR793869A - Improvements to copying devices :
en
fr
- DE625073C - Device for attaching trousers to trousers using hooks and eyelets :
de
en
- FR794074A - Subraclette with cutting organ placed in front :
en
fr
- FR794116A - Wrapping machine intended primarily for wrapping annular objects such as pneumatic tires :
en
fr
- GB442339A - Improvements in or relating to machines for milling screw propellers :
en
- US2029377A - Decorative patent leather and method of making the same :
en
- AU1998734A - An improved drinking fountain for poultry, avaries, andthe like :
en
- US2029639A - Braun tube :
en
- USD98480S - Design fob an elastic fabric :
en
- DE625217C - Process for covering bodies with a top layer :
de
en
- DE625354C - Device for depositing and re-spinning of artificial silk threads or the like. :
de
en
- DK51229C - Extruding nozzle for the production of hollow, closed moldstones. :
da
en
- US2029665A - Scriber indicator :
en
- DE625287C - Machine controlled by counting cards with device for the separate filing of the cards of a stack according to the limit values of their identification holes :
de
en
- CA355786A - Centrifugal separator :
en
fr
- US2029347A - Means and method of distance finding :
en
- US2029698A - Wave transmission network :
en
- CA355823A - Furniture :
en
fr
- USD98450S - Design foe baby pants :
en
- FR793932A - Manufacturing process of basic copper carbonate and cupric oxide hydrate :
en
fr
- US2030017A - Automatic smoke preventer :
en
- USD98462S - Design for a wheel :
en
- DE625331C - Electrically heated shaft furnace :
de
en
- GB442176A - Improvements in paper or like containers :
en
- US2029850A - Carburetted water gas process :
en
- FR794055A - Hydraulic speed change :
en
fr
- GB442116A - Improvements in automatic weighing machines for granular or pulverulent substances :
en
- US2029374A - Electromagnetic pump :
en
- US2029447A - Auger bit :
en
- US2029369A - Monolithic cementitious pipe :
en
- US2029754A - Receipt control file :
en
- US2029951A - Polish compact :
en
- US2029454A - Means and method of perforating well casings :
en
- DE625047C - Rope clamp :
de
en
- DE625180C - Device for starting motor compressors with counter-rotating flying pistons :
de
en
- FR794094A - Process for increasing the corrosion resistance of aluminum alloys :
en
fr
- GB442126A - Improvement in internal combustion engine :
en
- GB442152A - The manufacture of chromo-complex compounds of mono-azodyestuffs :
en
- US2030018A - Apparel belt :
en
- USD98426S - Design for a bottle :
en
- US2029567A - Method of making embossing dies :
en
- US2029392A - Roller skate :
en
- US2029607A - Can punch :
en
- US2029763A - Apparatus for treating carbonaceous material :
en
- US2029804A - Device for catching crown corks and like bottle-closures :
en
- US2029655A - Apparatus for straining sugar cane juice :
en
- US2029634A - Pneumatic drive system :
en
- US2029409A - Arch support shoe :
en
- US2029770A - Roller cutter reamer :
en
- US2029983A - Means and method of packaging :
en
- DE625385C - Process for making roof tiles and similar ceramic products waterproof :
de
en
- AU1987834A - Improved process of precipitating and recovering substances from aqueous solutions :
en
- GB442268A - Improvements in or relating to needle beds for knitting machines :
en
- US2029495A - Surgical instrument :
en
- AU2131135A - A method of and apparatus for manufacturing conduits :
en
- US2029884A - Brake mechanism :
en
- DE625353C - Crossed and cantilevered pair of rollers for conveying the thread in the production of rayon threads in a continuous operation :
de
en
- DE601087C - Record speaking machine :
de
en
- US2029463A - Packing for homogenizers :
en
- US2029871A - Cinematograph apparatus :
en
- DE625055C - With soldered or welded ears provided rim for vehicle wheels :
de
en
- DE625059C - Leg protection shield for motorcycles :
de
en
- USD98486S - Design for a combined bottle cap :
en
- US2029436A - X-ray system for reducing steepness of wave front :
en
- CA355794A - Coupling :
en
fr
- US2029872A - Field tiller :
en
- FR793939A - Respiratory System Improvements :
en
fr
- USD98438S - Design for a shoe :
en
- US2029494A - Treatment of tobacco :
en
- DE625173C - Method for pitting wool felts during the fulling process :
de
en
- US2029334A - Liquid dispensing device :
en
- US2029995A - Dump vehicle :
en
- US2029759A - Apparatus for the treatment of carbonaceous material :
en
- DE625239C - Production of pure disodium pyrophosphate containing or free of water of crystallization :
de
en
- GB442444A - Improvements in or relating to the production of cellulose :
en
- IE13900L - Vegetable mashers :
en
- US2029899A - Ruler attachment :
en
- GB442234A - Improvements in or relating to sandals :
en
- US2029771A - Display device :
en
- US2029817A - Roof covering :
en
- US2029901A - Exit doorlock :
en
- US2029626A - Scrubbing mitt :
en
- CA355738A - Semi-trailer :
en
fr
- DE625175C - AC mains connection for non-earthed pipe circuits :
de
en
- US2029945A - Denture valve construction :
en
- USD98453S - Design for a bowl :
en
- USD98440S - Design for a drawer pull :
en
- GB442156A - Abrasive wheel forming device :
en
- DE625109C - Illuminated advertising device for generating a changing play of colors with a horizontally mounted, translucent, multicolored cylinder rotatable around a fixed light source :
de
en
- DE625149C - Process for roasting sulfidic ores :
de
en
- US2029455A - Grade finding mechanism :
en
- US2029542A - Remote control system :
en
- US2029788A - Tank washing apparatus :
en
- US2029929A - Catadioptric unit :
en
- US2029690A - Process and apparatus for contacting two liquids :
en
- US2029799A - Process for producing tetrazoles of :
en
- US2029580A - Combustion conditioning system for soaking pits :
en
- USD98474S - Design fob a garment hanger :
en
- US2029459A - Roll for clothes wringers :
en
- US2029508A - Method of making hollow articles :
en
- US2029541A - Method and means of double glazing window sash and doors :
en
- DE625054C - Split wheel rim :
de
en
- CA355740A - Engine fuel feeding device :
en
fr
- DE625228C - Epicyclic gears, especially for motor vehicles :
de
en
- CA355838A - Internal combustion engine :
en
fr
- DE625190C - Process for separating m-cresol from liquid phenolic mixtures containing it :
de
en
- DE625347C - Circuit arrangement for connecting coin telephones to an Ericsson self-connection :
de
en
- DE620362C - Tobacco pipe :
de
en
- DE625262C - Process for the azotization of large azo animals with external and internal heating :
de
en
- FR793879A - Blower-vacuum :
en
fr
- GB442159A - Device for sealing the ends of pipes :
en
- DE625376C - Process for sifting, cleaning and opening up plant fiber waste, in particular for processing waste paper :
de
en
- US2029959A - Process of water purification :
en
- GB442129A - Manufacture of condensation products :
en
- DE625370C - Protection device against excessive discharge of starter batteries :
de
en
- FR793855A - Charcoal burner :
en
fr
- DE625386C - Melting basket :
de
en
- GB442402A - Improvements in screening apparatus :
en
- AU2263135A - Improvements in or relating to collars :
en
- DE625440C - Process for soot production :
de
en
- CA355730A - Food server :
en
fr
- GB442200A - Tool for cutting metallic bands, wires and the like :
en
- DE624913C - Steep tube boiler :
de
en
- DE625132C - Can closing device :
de
en
- DE625067C - Centrifugal drum with a sludge collection chamber arranged outside the separation space :
de
en
- GB442185A - The manufacture of indigoid vat dyestuffs :
en
- US2029782A - Motor brush assembly :
en
- US2029813A - Guiding vane for fans or the like :
en
- US2029808A - Wood floor :
en
- US2029908A - Display sign :
en
- US2029284A - Fluid heater :
en
- US2029591A - Azodyestuffs :
en
- USD98460S - Design for a vibrator body :
en
- CA355809A - Welt making machine :
en
fr
- CA355766A - Cutting blowpipe flame stabilizer :
en
fr
- USD98418S - Design for a trophy cup :
en
- US2029604A - Carrying out exothermic catalytic gas reactions :
en
- FR793948A - :
fr
- CA355727A - Collapsible perforated bed :
en
fr
- FR794117A - Process for the preparation of compounds of the cyclo-pentanopolyhydro-phenanthrenes series :
en
fr
- US2029595A - Thermostat construction :
en
- GB442328A - Improvements in and relating to the manufacture of sliding-clasp fasteners :
en
- DE625240C - Circuit arrangement for connecting lines with several optionally callable branch points in telecommunication systems, in particular telephone systems :
de
en
- US2029717A - Bearing :
en
- US2029748A - Storage of gasoline :
en
- USD98429S - Design for a shoe or similar article :
en
- GB442192A - Improvements in or relating to double current telegraph installations :
en
- US2029966A - Reagent for water purification and process for producing same :
en
- FR793878A - Device for air conditioning intended more particularly for vehicles :
en
fr
- US2029743A - Liquid dispenser :
en
- US2029761A - Method of forming charges :
en
- GB442582A - Improvements relating to combined seats and garment supports :
en
- CA355708A - Barn, etc. :
en
fr
- FR794120A - Photoelectric posometer for cameras with slit shutter :
en
fr
- US2029401A - Method of and apparatus for obtaining optical effects by electrical means :
en
- DE625391C - Diesel locomotive :
de
en
- FR793889A - Perfected branch harvester :
en
fr
- FR794132A - Boiling regulator device for kitchen utensils :
en
fr
- US2029405A - Float control :
en
- US2029677A - Driving gear for counting mechanisms :
en
- US2029716A - Electric fitting :
en
- US2029985A - Method of bleaching :
en
- FR794136A - Drawing device for fibrous materials with medium and long fibers, in particular combed wool :
en
fr
- GB442167A - The manufacture of dyestuffs of the thioindigo series :
en
- GB442515A - Process for the manufacture of films and foils from cellulose esters and ethers by the dry spinning process :
en
- GB442337A - Process for sewage treatment :
en
- FR794088A - Improvements in the heat treatment of steel :
en
fr
- FR793951A - Process for the production of chemical combinations in which usually two-valent metals manifest as three-valent :
en
fr
- US2029348A - Headlight system :
en
- US2029776A - Cash register :
en
- GB442197A - Improvements in and relating to electric plugs, sockets, adaptors and the like :
en
- FR793971A - Further training for processors :
en
fr
- GB442205A - Improvements relating to bore hole pump equipments :
en
- GB442248A - Improvements in and relating to machines for applying labels to bottles and other containers :
en
- GB442404A - Improvements in and relating to liquid dispensing apparatus :
en
- FR793968A - Insulating safety sheath or formwork for electrical pipes :
en
fr
- GB442416A - Improvements in soldered articles or machine parts :
en
- US2029526A - Door opening apparatus :
en
- DE625215C - Valve for coin gas meter :
de
en
- GB442360A - Improvements in or relating to the production of sulphates of barium and calcium :
en
- GB442170A - Improvements in round driving belts :
en
- US2029815A - Dredging apparatus :
en
- US2029981A - Transmission gear :
en
- US2029987A - Electric water heater :
en
- US2029928A - Recording safety game board :
en
- US2030006A - Propeller puller :
en
- DE625403C - Device for draining off the lubricating oil for swiveling milling spindles on vertical milling machines, especially with pressure oil lubrication :
de
en
- US2029414A - Photo-electric tube and the method of making same :
en
- US2029712A - Ship construction :
en
- FR793883A - Radiant duct heating method and apparatus :
en
fr
- FR794039A - Improved method and mechanism for feeding yarn to knitting machine needles :
en
fr
- US2029561A - Wheel balancing weight :
en
- US2030020A - Chuck :
en
- USD98441S - Design fob a drawer pull :
en
- US2029324A - Apparatus for use in applying pressure to shoe bottoms :
en
- US2030029A - Inclosure for a number of indoor courts :
en
- DE625053C - Wheel puller consisting of a slide rail and a sliding bolt on it :
de
en
- FR794101A - Universal joint :
en
fr
- GB442431A - Improvements in or relating to pipe joints or couplings :
en
- GB442262A - Improvements in and relating to fountain pens :
en
- US2029305A - Trimming machine :
en
- US2029740A - Earth anchor :
en
- DE625203C - Process for the production of putty masks produced using water glass :
de
en
- US2029718A - Broiler drawer :
en
- US2030011A - Electrically-operated cigarette lighter :
en
- DE625289C - Sorting conveyor :
de
en
- US2029603A - Display device :
en
- US2029425A - Combination clip board and light :
en
- DE625318C - Method of slumbering clay :
de
en
- GB442307A - Improvements in and relating to electric lamps :
en
- GB442363A - Improvements relating to fluid power transmission :
en
- FR793933A - Improvements to discharge devices :
en
fr
- FR793983A - Household waste fermentation cells :
en
fr
- GB442103A - Improvements in and relating to cathode ray tubes :
en
- GB442102A - Improvements in and relating to steam-inlet devices for drying cylinders :
en
- US2029583A - Sash lock :
en
- US2029311A - Insulating material :
en
- US2029823A - Filling and closing machine :
en
- US2029867A - Automatic lock for dumbwaiters :
en
- US2030001A - Cone for use in wireless loudspeakers, telephones, and the like :
en
- GB442187A - Improvements in and relating to eye protecting screens :
en
- CA355833A - Illuminating device for table tops :
en
fr
- FR793990A - Process for removing carbon inks from printed papers :
en
fr
- GB442358A - Improvements in and relating to the manufacture of sliding-clasp fasteners :
en
- DE625310C - Vehicle wheel with removable rim :
de
en
- FR793896A - Improvements to magnetic cores and their production processes :
en
fr
- DE625033C - Device for filtering sludge and fine-grained substances :
de
en
- DE625253C - Garment snap fastener and its method of manufacture :
de
en
- GB442155A - Improvements in and relating to hats :
en
- GB442349A - Endurance testing machine for the simultaneous testing of a plurality of test bodies :
en
- FR794100A - Process for manufacturing potassium formate :
en
fr
- DE625084C - Stopping device for rail vehicles :
de
en
- DE625161C - Spherical convex mirror for photographic cameras :
de
en
- US2029546A - Insulated conductor :
en
- IE14275L - Stiffened fabrics and fabric articles :
en
- FR793904A - Improvements to refillable bottles :
en
fr
- GB442344A - Improvements relating to internally heated rollers for laundry ironing or similar machines :
en
- US2029485A - Gear shifting mechanism :
en
- US2029666A - Carburetor :
en
- USRE19842E - Unsulphonated diacylated diamines :
en
- GB442232A - Improvements in or relating to the extraction of organic materials :
en
- GB442391A - Improvements in or relating to the construction of bodywork for vehicles :
en
- US2029563A - Dishwashing machine :
en
- US2029432A - Metal door :
en
- US2029614A - Apparatus for taking or projecting lenticulated films :
en
- GB442323A - Improvements in apparatus for receiving television and the like :
en
- US2029948A - Flatiron :
en
- CA355765A - Fluid treating apparatus :
en
fr
- FR794147A - Flexible plate for friction clutches :
en
fr
- CA355750A - Viscose product manufacture :
en
fr
- US2029359A - Apparatus for shirring rubber articles :
en
- US2029404A - Reverse gear :
en
- US2029644A - Car spring mounting :
en
- DE625257C - Washing device :
de
en
- DE625174C - Electrodes, especially cathodes, for electrolytic cells for the decomposition of water :
de
en
- DE625090C - Device for installing the carrier for radiators u. like :
de
en
- GB442442A - Improvements in or relating to the manufacture of permanent magnet assemblies :
en
- GB442673A - Improvements in and relating to variable self-induction devices :
en
- FR793902A - Insulators for suspension, support for anchoring electrical conductors or other applications :
en
fr
- FR793941A - Device ensuring distribution in piston pumps running on oil :
en
fr
- USRE19843E - G gastrich :
en
- FR794018A - Apparatus for spraying or spraying a liquid under pressure :
en
fr
- FR793871A - Utensil for washing or rubbing easily the various parts of the body and in particular the back :
en
fr
- DE624974C - Basic clamp with air cooling for permanent wave devices :
de
en
- FR794042A - Device for the regeneration of polluted air :
en
fr
- FR794078A - New condensation products based on sulphite residual lye :
en
fr
- DE625133C - Machine for the production of drawing pins, upholstery pins and the like. like :
de
en
- CA355729A - Cloth drying machine :
en
fr
- GB442243A - Improvements in or relating to apparatus for playing a game :
en
- GB442304A - Improvements in or relating to the extrusion of articles from natural or synthetic rubber :
en
- FR793861A - Automatic feed for rock drills :
en
fr
- DE625280C - Device for electrical heating of rooms :
de
en
- DE625315C - Process for the production of lead bullets :
de
en
- DE625425C - Monitoring device for displaying the thread breakage in telephone amplifiers :
de
en
- DK51232C - Procedure for Introducing Steel Forming Additives into the Aluminogenetic Iron by Aluminum Thermal Welding. :
da
en
- FR793998A - Process for the manufacture of fire and acid proof fabrics :
en
fr
- GB442110A - Improved clamping device for overhead electric lines :
en
- US2029992A - Finish removing process :
en
- GB442590A - Improvements in or relating to leather tanning processes :
en
- DE625186C - Process for separating alcohol containing fuseloel into alcohol and fuseloel :
de
en
- FR793949A - Process and product for the treatment of rubber, in particular the regeneration of waste rubber :
en
fr
- GB442313A - Improvements in or relating to machinery guards or protectors :
en
- USD98476S - Design for a stocking :
en
- GB442225A - Improvements in or relating to an electrical testing instrument :
en
- GB442433A - Improvements in or relating to heating radiators or stoves for use in rooms, halls and the like :
en
- GB442174A - Improvements in clutch control mechanism :
en
- DE625358C - Massage machine :
de
en
- CA355835A - Railway vehicle axle bearing :
en
fr
- GB442380A - Improvements in or relating to machines for grinding or polishing extended surfaces :
en
- DE625357C - Device to avoid glare and the harmful effects of electric arc on the human eye during electric arc welding :
de
en
- DE625381C - Self-registering measuring plug for liquor and. like bottles :
de
en
- US2029679A - Insulation :
en
- US2029469A - Resonator for stringed musical instruments :
en
- US2029474A - Photographic camera :
en
- USD98479S - Design for an elastic fabric :
en
- US2029289A - Asphalt-asbestos mastic and method for producing same :
en
- US2029418A - Reflex shutter :
en
- US2029598A - Swivel :
en
- US2029321A - Feed water regulator :
en
- FR793920A - French currency storage machine :
en
fr
- FR793994A - Variable pitch propeller :
en
fr
- US2029925A - Cellulose organic ester compositions containing a propionyl ester of glycerol :
en
- FR793956A - Removable cooker oven :
en
fr
- GB442261A - Improvements in and relating to window regulators for vehicle bodies :
en
- CA355717A - Refrigerating apparatus :
en
fr
- US2029361A - Method of producing surfaces of comminuted material :
en
- USRE19847E - Antisqtjeak strip :
en
- US2029801A - Shuttle changing loom :
en
- US2029773A - Process for obtaining products containing spinels :
en
- GB442352A - Improvements relating to metallic tubular members :
en
- US2029630A - Water pipe :
en
- DE625408C - Gas lighter for oxy-fuel welding and soldering :
de
en
- FR793858A - Perfected parachute :
en
fr
- FR794047A - Process for the preparation of three or four color extracts :
en
fr
- DE625167C - Combination lock for house letter boxes u. like :
de
en
- US2030008A - Silencer :
en
- DE625371C - Rigid friction connection of machine parts :
de
en
- FR793975A - Eclipse watch :
en
fr
- GB442164A - Improvements in or relating to directional wireless systems :
en
- DE625088C - Underfeed firing system with push rod drive for the conveyor table :
de
en
- GB442263A - Draught and weather excluding device for vehicle doors :
en
- FR793860A - Metal cross member with transverse ribs for guiding the rail shoe :
en
fr
- FR793927A - Improvements to installations and devices for water lifting :
en
fr
- US2029737A - Attaching means for handles :
en
- DE625076C - Device for the individual dispensing of staples stacked on top of each other in a filling shaft :
de
en
- DK51230C - Procedure for Purifying and Refining Liquid Hydrocarbons and Hydrocarbon Derivatives. :
da
en
- FR793938A - Electric devices of absolute security against burglary and fire with immobilization of burglars :
en
fr
- GB442428A - Improvements relating to the handles of vehicular tools :
en
- FR794115A - Improvements in knitting machines for obtaining mesh fabrics with inserted weft film :
en
fr
- USD98416S - Design for a combined loudspeaker :
en
- CA355784A - Metal tube :
en
fr
- US2029858A - Dredge :
en
- US2029592A - Manufacture of yeast :
en
- US2030036A - Wiper for slug trimming knives :
en
- CA355830A - Yarn manufacture :
en
fr
- AU2102535A - Arrangement for producing a bundle of light composed of parallel rays :
en
- US2029499A - Metal mold :
en
- USD98448S - Design fob a tire :
en
- US2029696A - Key holder :
en
- USD98475S - Design for a lighting fixture :
en
- CA355831A - Yarn manufacture :
en
fr
- AU5136A - Improvements in or relating to circuit arrangements for amplifying electrical oscillations :
en
- CA355722A - Fire place protector :
en
fr
- GB442160A - Process for the orthochromatic sensitisation of photographic silver halide emulsions :
en
- US2029750A - Sign :
en
- US2029784A - Watertight watchcase :
en
- US2029442A - Composite strip :
en
- US2029573A - Stove construction :
en
- DE625108C - Device for motor vehicles for the distribution of acoustic advertising by means of a speech device with electric motor drive and for issuing horn signals when the vehicle is stationary :
de
en
- DE625151C - Sieve device for milk :
de
en
- CA355728A - Shipping case fastener :
en
fr
- CA355761A - Glass building unit joining method :
en
fr
- AU2127235A - Improvements in or relating to water heaters :
en
- CA355742A - Gypsum plank :
en
fr
- FR794029A - Cinematographic projector :
en
fr
- GB442181A - Improved method of making reflex copies :
en
- AU2067534A - Improvements in and relating to apparatus for delivering measured quantities ofa liquid or liquids toa laundry washing drum or other vessel :
en
- US2029389A - Recording and reproduction of electrical impulses :
en
- USD98439S - Design for a drawer pull :
en
- US2029478A - Means and method of perforating deep wells :
en
- US2029440A - Hydraulic heat regulator :
en
- US2029473A - Supercharging device for oil pumps :
en
- US2029926A - Weighing scale :
en
- CA355812A - Remote control apparatus :
en
fr
- DE625083C - Wheel tires whose material is more wear-resistant in the area of the tread near the wheel flange than near the outside and in which at least one ring is inserted :
de
en
- DE625091C - Device for the automatic regulation of steam heating systems depending on the temperature and the moisture content of the room air :
de
en
- DE625301C - Sewing machine for sewing elastic bands in or on :
de
en
- US2029692A - Firearm equipment for aircraft :
en
- US2029579A - Jarring tool :
en
- CA355734A - Fluid extraction apparatus :
en
fr
- CA355793A - Separable fastener :
en
fr
- CA355782A - Hydraulic shock absorber :
en
fr
- US2029874A - Method for obtaining the optimum position of ignition contacts in internal combustion engines :
en
- US2029471A - Gas burner :
en
- US2029741A - Oil burner :
en
- US2030031A - Baling apparatus :
en
- CA355785A - Nickel-ferrous coated metal product :
en
fr
- AU2303635A - Rubbish trap for rainwater tanks :
en
- CA355810A - Bent tempered glass sheet manufacture :
en
fr
- FR794084A - Amplitude modulation method :
en
fr
- CA355836A - Screening and filtering apparatus :
en
fr
- DE625154C - Plain bearing with an inner and an outer bearing ring :
de
en
- USD98484S - Design for a combined dresser cabi :
en
- GB442144A - Improvements in and relating to the production of basic aluminium sulphate :
en
- US2029913A - Camera latch :
en
- CA11002S - RADIO CABINET :
en
fr
- DE623928C - Shoe insert with a vaulted upper part corresponding to the shape of the foot :
de
en
- US2029358A - Electromechanical vibrator :
en
- US2029775A - Fur treating machine :
en
- USD98428S - Design for a shoe or similar article :
en
- US2029848A - Vibrating screen :
en
- FR794032A - Rotary machine with eccentric rotor :
en
fr
- US2029710A - Selective signaling system :
en
- DE625048C - Process for the production of a filling insulation :
de
en
- DE625307C - Process for applying the emulsion in the operation of intermediate film television systems with a light-sensitive layer that is constantly renewed on the carrier :
de
en
- DE625337C - Adjustable clamp for belts, clothes, bags or the like. :
de
en
- US2029725A - Method and apparatus for burning sewage sludge :
en
- US2029915A - Feeder and catcher apparatus for rolling mills :
en
- US2029965A - Window ventilator :
en
- US2029643A - Flower holder :
en
- US2029916A - Paper trimmer :
en
- US2029878A - Reenforced wall structure :
en
- FR793906A - Device for remote signaling and control using motor-driven synchronous distributor-switches :
en
fr
- US2029444A - Magazine loader :
en
- USD98459S - Design for a bottle :
en
- US2029545A - Snow plow :
en
- US2029481A - Esterification of cellulosic materials :
en
- US2029484A - Fishing rod :
en
- DE625198C - Soundproof final telephone speech :
de
en
- US2029441A - Acoustical structure :
en
- US2029461A - Remote control for radio receivers :
en
- US2029549A - Wainscoting construction :
en
- US2029920A - Drain tile connecter :
en
- US2029796A - Vibration dampener :
en
- US2029918A - Camera construction :
en
- DE625078C - Conductor's tongs with pressure device :
de
en
- DE625241C - Circuit arrangement for telephone systems with dialer operation :
de
en
- DE625277C - Thread guide drive for spinning and twisting machines, especially for rayon pot and bobbin spinning machines :
de
en
- CA355817A - Meat slicing machine :
en
fr
- DE625085C - Overhead cable :
de
en
- DK51213C - Lighting device for one or more Registration plates or Taillights for streamlined Vehicles. :
da
en
- FR793877A - Sound recording and reproducing apparatus :
en
fr
- DE625346C - Device for the automatic dialing of certain subscribers of self-connection systems :
de
en
- CA355840A - Typewriter :
en
fr
- DE625104C - Hydraulic drive device, in particular for machine tools :
de
en
- DE625226C - Color filter pair for fixed or moving stereoscopic projection :
de
en
- US2029316A - System of amplification of alternating current :
en
- US2029475A - Photographic camera :
en
- GB442146A - Improvements in or relating to carbonising chambers, ovens or retorts :
en
- DE625326C - Machine system equipped with a condensation device with rapidly running, stationary piston machines with or without an exhaust turbine :
de
en
- GB442119A - Improvements in or relating to table game apparatus :
en
- GB442302A - Improvements relating to electric tumbler switches :
en
- US2029421A - Concentric conductor transmission system :
en
- US2029758A - Treatment of hydrocarbon oils :
en
- DK51209C - Billiards. :
da
en
- DE625163C - Control device for hydraulic motors, especially rudder motors :
de
en
- GB442195A - Improvements in staples :
en
- DE625134C - Dust jacket for books :
de
en
- FR793890A - Joining device for metal spectacle frame rims :
en
fr
- GB442406A - Improvements in and relating to coin-freed automatic distributing apparatus :
en
- DE625147C - Device for cooling air, in which the air is passed through shafts :
de
en
- US2029566A - Helmet :
en
- US2029656A - Barrel truck :
en
- US2029952A - Slug casting machine :
en
- FR793907A - Apparatus for preserving eggs :
en
fr
- GB442375A - Improvements in, or relating to, fusible electric cut-outs :
en
- DE625122C - X-ray tubes with radiation and high voltage protection, in which the anticathode is conical and in which the X-rays emerge in different directions perpendicular to the longitudinal axis when the tube is stationary :
de
en
- FR794073A - Rotary air circulation sorter, with distribution of the raw material by tray :
en
fr
- GB442409A - Improvements in and relating to photographic objective shutter assemblies for cameras employing photoelectric exposure meters :
en
- IE14335L - Ventilating closed rooms :
en
- DE625137C - Intermittently working absorption cooling apparatus :
de
en
- DE625384C - Process for the production of press or casting molds for roof tiles with a roughened surface :
de
en
- US2029534A - Motor vehicle :
en
- GB442285A - Improvements in and relating to electron discharge devices, and to circuit arrangements embodying such devices for the amplification of electric variations :
en
- FR793952A - Lubrication and lubricator process :
en
fr
- US2029670A - Brake system :
en
- US2029893A - Process for making condensation products :
en
- DE625263C - Process for the preparation of nitro compounds of the diazonium salts of aminoanthraquinones :
de
en
- GB442415A - Improvements in or relating to moving stairways :
en
- US2029371A - Article of footwear and method of producing same :
en
- US2029412A - Manufacture of esters of levulinic acid :
en
- USD98433S - Design for a textile fabric :
en
- US2029291A - Method and apparatus for heating fluids :
en
- GB442092A - Improvements in or relating to electric arc converters :
en
- FR793970A - Improvements to tunnel kilns :
en
fr
- DE625043C - Compartment cabinet :
de
en
- DE625115C - Band saw for butchery purposes :
de
en
- GB442256A - Improvements in and relating to change speed gears for automobiles :
en
- FR794072A - Double-segment internal clamping brake :
en
fr
- GB442101A - Improved appliance for drying coffee beans and other vegetable matter :
en
- US2029892A - Roadway construction :
en
- US2029824A - Bumper :
en
- CA355797A - Basket :
en
fr
- FR794068A - Azo dyes :
en
fr
- FR794050A - Device for switching the remote typewriter control motor on and off :
en
fr
- FR794051A - Rateau-weeder :
en
fr
- US2029875A - Clasp and hook stay :
en
- US2029288A - Petroleum resin :
en
- US2029888A - Box :
en
- DE625037C - Machine knife with two parallel, opposite cutting edges :
de
en
- DE625405C - Gear pump or motor :
de
en
- FR794146A - Maneuvering device for landing sails for airplanes :
en
fr
- GB442260A - Improvements in or relating to split-foot knitting machines :
en
- GB442372A - Method of and apparatus for the generation of foam for fire extinction :
en
- FR793865A - Process for treating low volatility carbonaceous substances or coal paste using pressurized gas :
en
fr
- FR793982A - Axial threshing machine :
en
fr
- FR794096A - Furfurol manufacturing process :
en
fr
- US2029751A - Metal rolling mill :
en
- US2029708A - Hydraulic press :
en
- US2029827A - Machine for continuously inserting bottoms and lids in finished vessel walls of paper, cardboard, and the like :
en
- US2030038A - Controlling device :
en
- US2029354A - Electrical amplifier :
en
- US2029612A - Active ray treating device :
en
- US2029793A - Mining machine :
en
- AU2243435A - Improvements relating to automatic telephone and like selective systems :
en
- FR793916A - Annealing furnace :
en
fr
- GB442385A - Process for the production of knock-stable motor fuels by destructive hydrogenation of liquid hydrocarbons :
en
- FR793986A - Process of printing tank dyes or sulfur dyes and printing colors :
en
fr
- GB442365A - An improved method and apparatus for indicating and recording the dimensions and shapes of filamentary and other bodies :
en
- DE625382C - Key lock for door locks with a locking plate pivotably attached to one side of the door :
de
en
- FR794137A - Improvements to electrical switches :
en
fr
- DE625087C - Method for exposing elongated heat accumulators with hollow stones in layers :
de
en
- DE625434C - Banana plugs :
de
en
- FR794031A - Method and apparatus for drying enamel coatings or the like :
en
fr
- GB442278A - Improvements in or relating to double current telegraph installations :
en
- FR793863A - Nozzle manufacturing process :
en
fr
- DE625188C - Process for dyeing fur, hair and feathers :
de
en
- DE625364C - Impeller knife for flowing media :
de
en
- DE625433C - Single or multiple plug device with conical plug contacts :
de
en
- FR794098A - Sliding bearing :
en
fr
- US2029621A - Pile fabric and method of making the same :
en
- GB442303A - Improvements in or relating to means for feeding molten glass to glass forming machines :
en
- CA355718A - Fluid separator :
en
fr
- US2029332A - Pothead :
en
- CA355774A - Pipe packing ring :
en
fr
- GB442128A - Preselecting mechanism for change speed gearing :
en
- GB442291A - Improvements in or relating to the pressing or setting of wool garments and other made-up articles :
en
- US2029736A - Motion picture camera :
en
- US2029683A - Telephone system :
en
- US2029686A - Center expanding pocket :
en
- US2029851A - Product and process of preparing same :
en
- CA355828A - Yarn manufacture :
en
fr
- US2029902A - Weighing scale :
en
- CA355827A - Staple fibre production :
en
fr
- US2029429A - Attachable handle for paper cups :
en
- DE625038C - Process for the simultaneous production of pig iron or steel and a slag that can be used as cement :
de
en
- CA11001S - Safety razor blade :
en
- US2029355A - Electric meter :
en
- US2029958A - Process for the purification of organically polluted waters :
en
- CA355747A - Steam separator :
en
fr
- US2029304A - Trimming machine :
en
- DE625283C - Procedure and measuring arrangement for determining the absolute humidity :
de
en
- DE625308C - Aircraft control unit :
de
en
- US2029610A - Window ventilator :
en
- US2029855A - Apparatus for washing drinking vessels :
en
- US2029362A - Electric dehydrator :
en
- DE625302C - Gate setting gear for automatic embroidery machines :
de
en
- FR793870A - Device for adjusting the liquid passage channel in hydraulic shock absorbers for vehicles :
en
fr
- US2029766A - Screw feed centrifugal pump :
en
- FR793989A - Machine for cold bending bars of all profiles and, in particular, profiles with thin sections, as well as non-welded joined tubes :
en
fr
- GB442169A - Improved means for transmitting or collecting electric current to or from a rotating axis :
en
- FR793976A - Internal combustion engine with direct fuel injection (airless) and special ignition device :
en
fr
- FR794128A - Process for the manufacture of shaped fabrics of the diagonal or diamond type in straight threads on heddle looms :
en
fr
- US2029729A - Piezoelectric quartz crystal :
en
- US2029838A - Steam generator :
en
- CA355764A - Dental syringe :
en
fr
- DK51217C - Insulation boards, wall cladding materials and moldings and methods for their manufacture. :
da
en
- FR794030A - Improvements to loaded telephone or telegraph cables :
en
fr
- GB442294A - Improvements in or relating to cold plate structures for displaying comestibles or other perishable commodities :
en
- GB442386A - Improvements relating to dress fastenings and ornaments :
en
- DE625431C - Multipole socket for plugs provided with special locking pins that are not used for power transmission :
de
en
- GB442171A - Improvements in or relating to flower pots :
en
- USD98444S - Design fob a metal bottle :
en
- FR793922A - Improvements in aircraft weaponry :
en
fr
- US2029298A - Locomotive tender :
en
- US2029346A - Oscillator :
en
- GB442124A - Method of and apparatus for producing hollow metal articles :
en
- GB442168A - Improvements in and relating to systems of electric motor control :
en
- GB442142A - Improvements in or relating to calculating and the like machines :
en
- US2029622A - Electric timing apparatus :
en
- US2029896A - Bottle closure :
en
- FR793945A - Loudspeaker enhancements :
en
fr
- FR794044A - Refrigeration machine :
en
fr
- CA355754A - Radio receiver :
en
fr
- CA355814A - Railway traffic controlling apparatus :
en
fr
- US2029659A - Road roller :
en
- FR794134A - Dust vacuum housing :
en
fr
- DE625074C - Steam burner operated with crude oil and equipped with a superheater for heating purposes :
de
en
- US2029431A - Portable container :
en
- US2029810A - Jar holder :
en
- US2029904A - Orthodontic appliance :
en
- FR794035A - Direct electric heating system of metal blocks or others :
en
fr
- DE625199C - Device for the automatic feeding of filament lamps of electric light bulbs to a processing station :
de
en
- GB442424A - Improvements in liquid distributing devices :
en
- FR793926A - Mechanical manufacture of tire beads :
en
fr
- FR794049A - Solid material spray devices (insecticide, perfume or disinfectant) suitable for dust vacuum cleaners :
en
fr
- DE625097C - Cold bed window frame made of sheet metal :
de
en
- GB442098A - Improvements in or relating to the manufacture of pipes from asbestos-cement and thelike :
en
- GB442413A - Method and device for the production of cardboard :
en
- FR794005A - Improvements to electrical selector systems :
en
fr
- IE13930L - Coating by cataphoresis :
en
- US2029587A - Hydraulic cushion :
en
- FR794086A - High frequency coil with iron core :
en
fr
- GB442276A - Improvements in and relating to firelighters :
en
- US2029616A - Process for preparing alkali sulphite or alkali bisulphite solutions from waste liquors obtained in the digestion of cellulose with alkali sulphur compounds :
en
- GB442356A - Improvements in or relating to steam traps :
en
- GB442399A - Improvements in and relating to control devices for automobiles :
en
- GB442343A - Improvements in or relating to axles of automotive vehicles or the like having frontdriving and steering wheels :
en
- DE625120C - Chiller :
de
en
- FR794021A - Automatic rotary continuous press :
en
fr
- FR794077A - Method of assembling metal pipes :
en
fr
- GB442134A - Improvements in or relating to electric cable conduits :
en
- GB442179A - Improvements in or relating to domestic fireplaces :
en
- FR793980A - Aerial toy and its realization, in particular, in the form of a toy-packaging medium for confectionery or any other product, for advertising purposes, for example :
en
fr
- DE625345C - Rail butt joint :
de
en
- DE625335C - Measuring device based on the pulse frequency method :
de
en
- FR794037A - Manufacturing process of titanium compounds :
en
fr
- GB442233A - Improvements in ceiling roses :
en
- US2029699A - Alarm system :
en
- US2029797A - Apparatus for the manufacture of cups from which cartridge cases can be cold drawn :
en
- US2029443A - Combination calendar and coin container :
en
- DE625056C - Inflatable air tube enclosed by two washers :
de
en
- DE625312C - Process for the production of tubular abrasive bodies wound from strips :
de
en
- DE625284C - Key-operated card printing and issuing machine :
de
en
- GB442269A - Improvements in or relating to grain screening apparatus :
en
- DE625319C - Device for pushing the slide into the box sleeve in cigarette packing machines :
de
en
- FR793960A - Device for the study of relative rectilinear movements, real or fictitious, applicable in particular as a nephoscope :
en
fr
- FR793964A - Engine upgrades :
en
fr
- US2029345A - Combined filling closure and gauge rod :
en
- US2029877A - Identification device :
en
- US2029957A - Electrical multiple typewriter :
en
- USD98434S - Design for a table :
en
- USD98467S - Design fob a fan bracket :
en
- US2029517A - Distributor member for stokers :
en
- US2029982A - Car truck side frame and bolster construction :
en
- DE625170C - Device for laying due cores and similar pipelines :
de
en
- DE625279C - Installation on filters of vacuum cleaners :
de
en
- US2029919A - Web registering device :
en
- DE625275C - Device for controlling the combustion systems of steam power plants with several steam generators connected in parallel :
de
en
- DE625098C - Device for lifting tree trunks :
de
en
- US2029745A - Retractable step for vehicles and the like :
en
- DE625046C - Process for the production of metal alloys from difficult to reducible oxides :
de
en
- US2029674A - Windmill :
en
- US2030010A - Articulated track vehicle :
en
- DE625058C - Mudguard brace for bicycles :
de
en
- DK51207C - Window holder. :
da
en
- CA355804A - Short wave signalling apparatus :
en
fr
- CA355801A - Liquid fuel burner :
en
fr
- US2029618A - Production of alcohols :
en
- USD98454S - Design for a manicurist kit :
en
- CA355701A - Game :
en
fr
- CA355780A - Hydraulic hoist :
en
fr
- CA355744A - Railway car truck :
en
fr
- US2029467A - Distillation of ammonia from aqueous ammoniacal brines :
en
- US2029449A - Cooking range construction :
en
- US2029996A - Printing machine :
en
- US2029906A - Composite structure :
en
- DK51225C - For Cooling Coolant for Combustion Power Machines for Vehicles Specific Cooling System with more than one Fan. :
da
en
- FR794063A - Improvements to heat transfer devices, such as water tube boilers :
en
fr
- CA355763A - Centrifugal machine :
en
fr
- DK51221C - Lighting fixture. :
da
en
- US2029794A - Tool handle fastening :
en
- DE624971C - Directly or indirectly heated cathode :
de
en
- FR794099A - Headstock for grinding machines :
en
fr
- GB442422A - Arrangement for supporting electrodes in electric discharge devices :
en
- US2029964A - Process for purification of potable and polluted waters :
en
- US2030024A - Combined partition-fixture unit :
en
- US2029320A - Spool and protector therefor :
en
- US2029505A - Balanced automatic valve :
en
- US2029649A - Reducing water flow in oil wells :
en
- US2029912A - Sphygmomanometer bandage :
en
- GB442148A - Improvements in or relating to lifting jacks :
en
- CA355783A - Flanged paper article manufacture :
en
fr
- FR793866A - Improvements in thermostatic control of steam generators :
en
fr
- FR793899A - Process for increasing the chemical stability of light metal alloys :
en
fr
- CA355757A - Thermoplastic product manufacture :
en
fr
- US2029593A - Drop-out fuse :
en
- US2030022A - Hydraulically controlled duplicating machine :
en
- US2029416A - Watch attachment :
en
- US2029820A - Tie for extension trackways :
en
- US2029889A - Fly screen :
en
- DE625152C - Spark plug :
de
en
- GB442417A - Improvements in and relating to glass-to-metal seals :
en
- US2029977A - Holder :
en
- US2029530A - Contact sulphuric acid process :
en
- US2029963A - Process for purification of potable and polluted waters :
en
- US2029744A - Animated mechanical toy :
en
- US2029558A - Can feeding apparatus :
en
- CA355724A - Liquid measuring device :
en
fr
- GB442390A - Improvements in or relating to apparatus for heating food or keeping food hot :
en
- DK51211C - Portable Hearing Aid for Transmitting Sound Waves Through the Bone Structure to the User's Inner Ear. :
da
en
- GB442104A - Improvements in luggage carriers for cycles :
en
- GB442254A - Improvements in or relating to composite wall members and method of making the same, and to wall constructions made therefrom :
en
- GB442122A - Improvements in or relating to supporting surfaces for aircraft :
en
- FR794020A - Rotary machine :
en
fr
- FR794057A - Improvements to electrical alarm and control devices :
en
fr
- DE624958C - Propeller :
de
en
- DE625450C - Device or machine for checking sleeves or cup-shaped workpieces for uniformity of wall thickness :
de
en
- US2029819A - Differentially heat-treated cast steel wheel :
en
- AU2100635A - Improvements in adjustable wheel rims for vulcanizing moulds andthe like :
en
- DE625168C - Ice skate with two sole clamps, each adjustable by a drive screw, offset from one another :
de
en
- FR794092A - Metal bodies forming a tubular beam with the chassis :
en
fr
- GB442401A - Improvement in or relating to the inlet and exhaust passages of the cylinders of internal combustion engines :
en
- US2029349A - Automatic control mechanism :
en
- US2029814A - Brick :
en
- US2029396A - Apparatus for communication systems :
en
- FR794111A - Reducing control mechanism, applicable to t receivers. s. f. :
en
fr
- GB442334A - Improvements in or relating to electrical oscillation generators :
en
- FR793925A - Snap-in retort construction system :
en
fr
- GB442125A - Improvements in or relating to torpedoes without visible wake :
en
- US2029472A - Spring for vehicles :
en
- US2029833A - Weeder and seeder :
en
- FR794123A - Improvements in methods and means for achieving synchronization in television systems and the like :
en
fr
- FR793852A - Variable capacitor :
en
fr
- US2029483A - Water syringe :
en
- US2029338A - Inspirating nozzle :
en
- US2029606A - High pressure joint for pressure vessels :
en
- CA355739A - Vacuum cleaner :
en
fr
- DE625359C - Grinding device, in particular coffee grinder, with an electric motor arranged in the interior of the grinder housing :
de
en
- US2029787A - Foot protecting device for skaters :
en
- FR793857A - Improvements to ball joints and devices that incorporate them :
en
fr
- US2029933A - Razor blade packaging machine :
en
- GB442274A - Improvements in or relating to armchairs and settees :
en
- US2029765A - Pumping apparatus :
en
- GB442242A - Improvements in electric boiling or cooking vessels :
en
- IE14126L - Loud-speaking telephone systems :
en
- DE625316C - Device for bundling rod powder :
de
en
- US2029426A - Rubbing device :
en
- FR794061A - Firearm :
en
fr
- JP113968C2 - :
ja
- US2029769A - Mounting for the crystal of a wrist watch casing :
en
- DE625415C - Device for rolling pipes into pipe walls :
de
en
- US2029821A - Circuit controller :
en
- FR793974A - Cap with ionizing and catalytic effects applicable to spark plugs of internal combustion engines :
en
fr
- GB442312A - Improved specific-gravity indicating device :
en
- AU2109735A - Improvements inthe manufacture of small frozen blocks :
en
- US2029313A - Production and application of new dyestuffs :
en
- US2029317A - Gas making apparatus :
en
- US2029326A - Combination power tool :
en
- US2029772A - Window construction :
en
- USD98458S - Design for a glider :
en
- US2029568A - Process for printing acetate artificial silk :
en
- US2029941A - Internal combustion engine "diesel" :
en
- US2029536A - Map cabinet :
en
- US2029961A - Process of water purification :
en
- US2029971A - Mixed cellulose acetate-natural silk fabrics :
en
- FR794106A - Protective device against heat, fire, smoke, gases, etc. :
en
fr
- DE625252C - Electrical state controller :
de
en
- GB442514A - Improvements in and connected with shaking or tumbling barrels :
en
- GB442421A - Sparking plug for internal combustion engines :
en
- CA355779A - Flexible valve stem :
en
fr
- DE625444C - Molecular air pump :
de
en
- US2029512A - Material handling mechanism :
en
- CA355771A - Liquid and fluid actuating device :
en
fr
- US2029586A - Cement block :
en
- US2029704A - Swaging and alignment die :
en
- US2029847A - Threading and facing tool :
en
- US2029572A - Manufacture of yeast :
en
- US2029721A - Floor :
en
- CA355818A - Motor fuel :
en
fr
- FR793903A - Top lubricated bearing bush, especially for axle bearings of rail vehicles :
en
fr
- GB442299A - Pistons and piston-rings for fluid-pressure engines :
en
- GB442331A - Improved apparatus or method for producing a combustible charge for use in internal combustion engines :
en
- GB442396A - Improvements in and relating to thermal insulations :
en
- FR793897A - Oil or gas oil sprayer, combined with an igniter :
en
fr
- FR793996A - Hydraulically operated multiple boring machine :
en
fr
- GB442141A - Improvements relating to the mixing of fluids and powders, or granular substances :
en
- GB442350A - Improvements in electric lamp holders :
en
- DK51228C - Envelope. :
da
en
- CA355770A - Ball surfacing method :
en
fr
- DE625116C - Sausage binding device :
de
en
- FR793894A - Process for the preparation of dyes of the thioindigoid series :
en
fr
- US2029330A - Strap fastener :
en
- US2029684A - Process for making dough forms and product :
en
- US2029779A - Automatic tuning control for radio communication apparatus :
en
- CA355790A - Separable fastener :
en
fr
- DE625113C - Detachable connection between two components, especially on aircraft :
de
en
- DE625418C - Desiccant for gases :
de
en
- US2029681A - Turbine rotor construction :
en
- US2029954A - Manufacture of synthetic resins of the amine-aldehyde type :
en
- CA355815A - Electrical relay :
en
fr
- US2029364A - Plumb gauge :
en
- US2029857A - Trolley system :
en
- CA355758A - Valve mechanism :
en
fr
- CA355792A - Separable fastener :
en
fr
- CA355714A - Trimmed wallpaper :
en
fr
- CA355721A - Measuring and delivering apparatus for petrol, etc. :
en
fr
- AU2103835A - Improvements in or relating to abrading means suitable for use in boot or shoemaking or repair :
en
- DE625216C - Process to increase the resistance of metallic surfaces exposed to friction to wear and tear :
de
en
- GB442111A - Improvements in foldable display panels, easels and the like :
en
- US2029533A - Method of and apparatus for operating on the sole edges of rubbersoled shoes :
en
- US2029625A - V-slot paper cutter :
en
- US2030025A - Mechanical pencil :
en
- US2029832A - Belt driven wire spooler :
en
- DE625282C - Caliper with exchangeable measuring orifices :
de
en
- CA355707A - Stereopticon slide projection apparatus :
en
fr
- DK51224C - Piano table. :
da
en
- FR794053A - Automatic vending device, especially for electricity :
en
fr
- AU2142035A - Improvements in combs for machine sheep shears :
en
- DE625093C - Automatic gas analysis apparatus :
de
en
- DE625264C - Paper carriage switching device on typewriters :
de
en
- FR794139A - Electromagnetic rail brake :
en
fr
- GB442414A - Improvements in and relating to grid-controlled electric discharge rectifiers :
en
- DE625064C - Toy train coupling made of the same halves, each with a vertically pivoting coupling hook :
de
en
- DE625079C - Franking machine with device for printing stamp strips :
de
en
- GB442333A - Synchronisation method for television :
en
- DE619890C - Device for limiting the torque to be transmitted in clutches that work with a pressure medium and wing piston, e.g. hydraulic clutches, for automobiles :
de
en
- DE625281C - Cutting tools, in particular for woodworking :
de
en
- US2029335A - Control mechanism for machine tools :
en
- FR793917A - Cantilever support for electric discharge device :
en
fr
- DE625065C - Device for tamping down and leveling concrete surfaces :
de
en
- CA355781A - Luminair :
en
fr
- CA355829A - Filament, thread and foil production :
en
fr
- FR794040A - Speedometer :
en
fr
- CA355789A - Artificial refrigeration :
en
fr
- US2029921A - Apparatus for producing substantially pure magnesium :
en
- US2029453A - Device for securing articles of hardware to wooden members :
en
- AU101550B2 - Improvements in or relating to circuit arrangements for amplifying electrical oscillations :
en
- GB442420A - Improvements in draught systems for boiler installations :
en
- DE625339C - Device for automatic straightening of running fabric webs in textile finishing machines :
de
en
- DE625254C - Hydraulic press, in particular metal extrusion press, with a control device influenced by the fluid pressure :
de
en
- DE625271C - High voltage transformer, especially dry voltage transducer :
de
en
- GB442309A - An improvement in or relating to cover-locking means for centrifugal machines :
en
- DE625230C - Cover plate for disk packs of friction shock absorbers, especially for motor vehicles :
de
en
- GB442306A - Improvements in or relating to spring catches or fasteners for windows and the like :
en
- FR793940A - High Intensity Arc Enhancements Using AC Current :
en
fr
- GB442412A - Improvements in and relating to reels or bobbins of millboard and the like :
en
- US2029384A - Superheater :
en
- FR793910A - Process for joining tubular elements :
en
fr
- FR793972A - Advanced electric cable :
en
fr
- FR794102A - Cable allowing stacking under a reduced volume :
en
fr
- GB442112A - Improvements in sound recording or reproducing apparatus :
en
- CA355755A - Evaporator :
en
fr
- FR793953A - Method and apparatus for making permanent corrugations by electromagnetic induction :
en
fr
- FR793958A - Process for purifying gaseous substances :
en
fr
- CA355705A - Grease trap :
en
fr
- GB442149A - Means for indicating speeds of road vehicles :
en
- GB442341A - Improvements in and relating to hydraulic brakes :
en
- GB442379A - Improvements in electrical musical instruments :
en
- GB442099A - Improvements in or relating to means for suppressing interference with the reception of radio transmissions caused by small motors and other electrical apparatus :
en
- GB442240A - Coking of agglomerates :
en
- US2029452A - Combination sash and screen latch :
en
- US2029937A - Combined washing and drying machine :
en
- AU2233235A - An improved friction clutch-pulley for separators :
en
- US2029600A - Bearing :
en
- US2029783A - Coking of hydrocarbon oils :
en
- US2029294A - Heating of fluids :
en
- US2029909A - Automatic radio receiving apparatus :
en
- USD98472S - Design for a box :
en
- USRE19844E - Suction cleaner :
en
- CA355759A - Colour film production :
en
fr
- US2029728A - Rolling magnesium alloys :
en
- GB442397A - Improvements in flat-worked plain hosiery :
en
- US2029842A - Bicycle with horse riding action :
en
- US2030034A - Helicoidal plow :
en
- DE625208C - Process for making teething rings from rubber :
de
en
- DE625304C - Drive to animate lifeless, especially advertising objects :
de
en
- US2029538A - Automatic clutch :
en
- DE625328C - Electrical switch, the contacts of which oppose each other in a vacuum switching chamber :
de
en
- FR793959A - Apparatus for refloating submarines :
en
fr
- US2029323A - Sand separator :
en
- US2029648A - Fertilizer production from sewage :
en
- US2029816A - Cutter for hydraulic dredges :
en
- DE625126C - Try-on jacket for bespoke tailoring :
de
en
- US2029989A - Flycatcher :
en
- US2029515A - Clutch transmitting disk :
en
- US2029640A - Audion arrangement for short wave television purposes :
en
- US2029749A - Running gear for railway cars :
en
- US2029993A - Adjustable oil well crank arm :
en
- CA355713A - Crepe thread and fabric :
en
fr
- US2029353A - Machine for attaching articles to other objects :
en
- US2029876A - Wall block coupling :
en
- CA355775A - Spark generating system :
en
fr
- CA355798A - Shipping container :
en
fr
- FR794027A - Device for temperature monitoring :
en
fr
- FR794071A - Device for the multiple reproduction by lines or paragraphs of accounting entries or the like by a reprint process :
en
fr
- US2029351A - Dyeing process :
en
- US2029504A - Method for producing oxidized asphalts :
en
- US2029715A - Control mechanism for garment pressing machines :
en
- GB442578A - Joint-making devices for shaking or tumbling barrels :
en
- US2029525A - Transparent tissue and process of making same :
en
- DE625341C - Process for the operation of intermittently working absorption refrigeration devices :
de
en
- GB442407A - Improvements in coin freed automatic vending machines :
en
- DE625245C - Drive for electric switch :
de
en
- US2029642A - Method of making secondary aromatic amines :
en
- DE625383C - Window stay :
de
en
- DE625456C - For the determination of leaks in a pressure-resistant pipeline of high-voltage pressure cable systems, specific procedure :
de
en
- US2029584A - Connecter for x-ray tubes :
en
- US2029900A - Fibrous esterification of cellulose :
en
- DE625256C - Process for the even winding of textile fabrics onto the dampening or decatizing roller :
de
en
- US2029413A - Band buckle :
en
- US2029676A - Folding flexible roof or curtain :
en
- CA355702A - Stuffing box :
en
fr
- CA355813A - Railway vehicle trackway device :
en
fr
- US2029352A - Reenforced insulating roof slab :
en
- GB442411A - Improvements in bulbs for oscillograph tubes such as braun tubes :
en
- GB442427A - Improvements in and relating to cathode ray tubes :
en
- US2029731A - Self-feeding pencil :
en
- US2029511A - Hydraulic ball race grinder :
en
- US2029791A - Hair clipper blade :
en
- CA355752A - Modulated carrier wave transmitter :
en
fr
- CA355749A - Pressure filter :
en
fr
- FR794054A - Improvements in high frequency electrical transmissions :
en
fr
- DE625057C - Holder attached to the bicycle pump :
de
en
- CA355716A - Carbonaceous material and oil processing :
en
fr
- US2029955A - Guard cap :
en
- US2029968A - Manufacture of textiles :
en
- US2029337A - Nozzle :
en
- US2029419A - Fire escape :
en
- US2029470A - Nose pad connection for eyeglass frames :
en
- DE625265C - Device on office machines, especially typewriters, to secure the writing limit on the lower edge of the sheet :
de
en
- DE625266C - Device for moving the ribbon on typewriters :
de
en
- US2029385A - Machine tool :
en
- US2029479A - Multifocal ophthalmic lens and blank therefor :
en
- US2029342A - Smoking stand :
en
- US2029420A - Concentric conductor transmission system :
en
- USD98471S - Design fob a tank vehicle :
en
- DE625103C - Nut folding machine :
de
en
- US2029460A - Drink vending machine :
en
- DE625172C - Spout and method for loading conveyor wagons arranged one behind the other by means of this device, arranged under the bulkhead of excavators :
de
en
- DE625218C - Device for continuous automatic deburring of pipes at both ends by milling :
de
en
- DE625294C - Rotary valve control for multi-cylinder internal combustion engines :
de
en
- US2029802A - Sink and draining board, particularly for domestic use :
en
- CA355768A - Golf ball surfacing method :
en
fr
- US2029825A - Protected blade for safety razors :
en
- US2029940A - Micrometer :
en
- DE625290C - Separation of metal disks, e.g. Coins, with the help of a magnet and a baffle :
de
en
- DE625362C - Multiple tray made of nested trays connected to one another by collapsible rods :
de
en
- US2029300A - Method and apparatus for producing stereoscopic effects :
en
- DE625040C - Tar and bitumen melting kettles, in particular for road construction purposes :
de
en
- US2029458A - Boring tool :
en
- US2029518A - Garden roller manufacture :
en
- US2029628A - Means for controlling the charge and discharge of a storage battery :
en
- GB442199A - Improvements in and relating to shelves for refrigerator cabinets and the like :
en
- DE620946C - Process for shrinking or clamping hubs onto shafts :
de
en
- DE625361C - Spreader with a litter shaft protruding from the floor into the container :
de
en
- DE625427C - Galvanic element :
de
en
- DE625276C - Process for the production of socks, the sole stitches of which run at right angles to the heel stitches, on the flat weft knitting machine :
de
en
- US2029489A - Transport truck :
en
- US2029935A - Carton feeding mechanism :
en
- DE625350C - Electric discharge tubes with metal vapor filling, in particular for emitting light beams :
de
en
- US2029373A - Fire alarm box door :
en
- US2029693A - Telephone system :
en
- DE625063C - Flasher operated with direct current for signaling purposes :
de
en
- FR794135A - Improvements to flexible joints or mounts :
en
fr
- GB442367A - Improvements in the manufacture of artificial silk :
en
- GB442196A - Improvements in or relating to electron discharge devices :
en
- GB442361A - Improvements in pick-up devices :
en
- FR794065A - Recuperator cooker for central heating :
en
fr
- CA355741A - Filled can weighing and sorting apparatus :
en
fr
- AU2103735A - Improvements in or relating to methods of and machines for use in manufacturing pre-welted boots or'shoes :
en
- CA355795A - Cable winding device :
en
fr
- US2029654A - Heel forming machine :
en
- USD98455S - Design for a bottle :
en
- US2029363A - Mechanical hammer :
en
- US2029445A - Bearing :
en
- US2029627A - Manufacture of basic refractory material :
en
- CA355820A - Radiating apparatus :
en
fr
- US2029415A - Picture display device :
en
- US2029509A - Arylamides of 2,3-hydroxynaphthoic acids :
en
- CA355735A - Catalytic heat distributor :
en
fr
- FR794095A - Ski safety tie :
en
fr
- CA355800A - Electric wiring apparatus :
en
fr
- DE625343C - Device for returning lubricant to the suction chamber of a compressor :
de
en
- FR793931A - Advanced device for lighting motor vehicles or others :
en
fr
- GB442216A - Improvements relating to electric contact members and to means for fixing such members to carriers or supports :
en
- USD98425S - Similar article for wearing ap- :
en
- US2029597A - Tie holder :
en
- US2029849A - Walking toy :
en
- US2029865A - Process of coking hydrocarbon material and coke oven for practicing said process :
en
- CA355715A - Colour photographic material :
en
fr
- GB442592A - Improvements in the splitting of hydrocarbons of high boiling point into those of lower boiling point :
en
- DE625321C - Clock with a striking mechanism that can be switched off :
de
en
- DE1362691U - :
de
en
- FR793997A - Improvements to the bearings of gyroscopic instruments and other sensitive instruments :
en
fr
- US2029328A - Container :
en
- US2030040A - Shipping container :
en
- CA355825A - Pulverizer :
en
fr
- US2029302A - Gasket and gasket material :
en
- US2029356A - Igniting device :
en
- DE625285C - Printing machine with several rotating printing blocks :
de
en
- FR793954A - Selection mechanism for typewriters printing by means of rotating character-carrying discs :
en
fr
- DE625166C - Aircraft with either rotating or fixed wings :
de
en
- GB442252A - Improvements in or relating to the construction of aircraft wings :
en
- US2029841A - Advertising window illumination :
en
- US2029555A - Azodyestuffs :
en
- US2029635A - Fishplate for laterally joining two or more metallic strips :
en
- GB442118A - Improvements in or relating to brassieres :
en
- USD98487S - Design fob lace :
en
- USD98449S - Design for a carburetor or similar :
en
- FR793957A - Night time direction finder without error :
en
fr
- FR794144A - Enhancements to the variable density process for recording and reproducing sound :
en
fr
- USD98437S - Design for breeches :
en
- US2029438A - Plug valve :
en
- US2029927A - Water heater :
en
- FI16933A - Fertilization requirements for the treatment of zinc oxides (zinc oxide) :
en
fi
- GB442258A - Improvements in or relating to coin testing devices :
en
- FR794028A - Television transmission method :
en
fr
- FR793875A - Steering device for bogie vehicles arranged side by side :
en
fr
- US2029682A - Dental manikin :
en
- US2029834A - Electrically operated game apparatus :
en
- US2029911A - Rear view mirror :
en
- US2029998A - Metal recovery :
en
- US2029433A - Game table :
en
- DE625110C - Process for the production of duplicate negatives or positives of lesser graininess from normally exposed image or image tone strips :
de
en
- US2029859A - Oil burner :
en
- US2029565A - Rotary printing press :
en
- DE625051C - Device for cooling the rear engine on motor vehicles :
de
en
- DE625138C - Braking device working with overpressure or underpressure :
de
en
- DE625028C - Process for the production of hard metal objects of large dimensions :
de
en
- US2029997A - Condiment holder :
en
- DE625200C - Discharge vessel with glow cathode and anode :
de
en
- DE625404C - Steel string instrument :
de
en
- USD98468S - Towel display :
en
- US2029605A - Refining of south texas lubricating oil :
en
- US2029903A - Weighing scale :
en
- USRE19846E - Combination tractor grader :
en
- FR793919A - Animated illuminated advertising system :
en
fr
- US2029502A - Automatic control system for automobile lights :
en
- US2029451A - Electrolytic condenser :
en
- GB442147A - Improvements in or relating to motor vehicle and other tyres :
en
- GB442229A - A process and apparatus for detaching or removing the web in carding machines :
en
- US2029506A - Soap stabilizer :
en
- US2029795A - Apparatus for cleaning tanks and the like :
en
- FR793893A - New chrysene-carboxylic acids and their preparation process :
en
fr
- US2029375A - Reflector :
en
- FR793955A - Improvement brought to the frames of interlocking tiles :
en
fr
- GB442301A - Improvements in or relating to the wrapping of confectionery and wrappers therefor :
en
- FR793853A - Improvements to the mechanisms for rolling cigar dolls, for cigar-making machines :
en
fr
- GB442120A - A process for manufacturing novel cyclic ketones :
en
- DE625323C - Dough kneading and stirring machine :
de
en
- DE625235C - Hanger for the heel strap of ski bindings :
de
en
- FR794024A - Alternative knitting process and mechanism specific to its implementation :
en
fr
- US2029366A - Solid lubricating material :
en
- US2029513A - Temperature control system :
en
- FR793851A - Triarylmethane dyes :
en
fr
- GB442191A - Improvements in and relating to the combustion air supply to steam generating plants :
en
- US2029514A - Thread cutting tool :
en
- DE625242C - Discharge tubes for generating electrical vibrations :
de
en
- GB442178A - Method of and apparatus for drawing glass sheets :
en
- GB442253A - An improved method of covering aircraft components :
en
- US2029430A - Tubular condenser :
en
- US2029493A - Fluid control device :
en
- US2029713A - Floor :
en
- US2029491A - Gun type formation tester :
en
- US2029295A - Locomotive tender :
en
- US2029410A - Chemical products and processes for producing same :
en
- US2029462A - Hanger for eaves troughs :
en
- DE625324C - Process for the purification of synthetic methanol :
de
en
- FR793856A - Electrically wound watch movement :
en
fr
- SE85464C1 - :
en
- US2029532A - Adjustable lamp support :
en
- US2030007A - Feed mechanism for machine tool units :
en
- US2030015A - Apparatus for forming and surveying earth cores :
en
- DE625049C - Process for converting metals, especially precious metals, into flake or tinsel powder :
de
en
- FR794126A - Device for loading charcoal, gasifiers of motor vehicles, in particular trucks :
en
fr
- GB442364A - Improvements relating to hinged connections :
en
- FR793888A - Windshields for motor vehicles and the like :
en
fr
- FR793928A - Single barrel master keylock :
en
fr
- US2029434A - Table construction :
en
- FR793914A - Device for the modulation in opposition of a high frequency generator :
en
fr
- GB442224A - An anti-gas helmet for protection against obnoxious and poisonous gases :
en
- GB442448A - Improvements in or relating to light current electric switches :
en
- US2029894A - Molding composition :
en
- FR793942A - Improvement to rollers used to move objects at high temperature :
en
fr
- FR793977A - Process for the production of thick coatings of nitro derivatives of cellulose on very thin metal sheets :
en
fr
- GB442378A - Elastic chain :
en
- GB442441A - Magnetic pressure, tension, torsion and like stress measuring devices :
en
- DE621983C - Negative resistance :
de
en
- US2029336A - Fire extinguishing apparatus :
en
- US2029570A - Spark plug :
en
- US2029870A - Refrigeration :
en
- US2029923A - Safety appliance for flanged wheels :
en
- US2029382A - Process for producing high molecular weight compounds from petroleum oil :
en
- US2029988A - Method and material for improving the growth of plants :
en
- DE625096C - Device for adjusting the height and the tine position of the tine drum of hay rakes, swaths and the like. like :
de
en
- DE625365C - Facility for correcting data from measuring devices :
de
en
- USD98464S - Design for a hair drying apparatus :
en
- US2029564A - Wearing apparel :
en
- GB442182A - A device for use in ascertaining the mean specific gravity of liquid in a tank or reservoir :
en
- GB442272A - Improvements in and relating to shaft conveyor buckets :
en
- FR794083A - Device for cleaning the boiler grids :
en
fr
- GB442259A - Improvements in illuminated road surface signs :
en
- US2029303A - Apparatus for and method of canning :
en
- US2030033A - Treatment of cracked petroleum distillates :
en
- US2029393A - Floor outlet fixture housing :
en
- US2029829A - System for ensuring fluid-tightness for horizontal hydraulic cylinders :
en
- US2030023A - Cutting and abrading machine and process :
en
- GB442246A - Improvements relating to the mixing of concrete mortar and the like :
en
- GB442238A - Improvements in cycle handle-bars :
en
- GB442348A - Improvements in electric resistances having a negative temperature coefficient :
en
- US2029869A - Roofing structure :
en
- US2029521A - Journal box :
en
- US2029873A - Apparatus for preparation of malt :
en
- US2029934A - Gum wrapping machine :
en
- US2029574A - Air conditioner and water heating system :
en
- US2029852A - Liquid trapping device :
en
- DE625430C - Jaw clamp :
de
en
- CA355811A - Glass shaping means :
en
fr
- US2029895A - Procedure for the hydrogenizing and/or splitting of coal, tars, mineral oils, and the like :
en
- USD98482S - Design for an elastic fabric :
en
- FR793984A - Dynamic method of automatic adjustment of the fuel supply of land or air vehicle engines and apparatus allowing the realization :
en
fr
- US2029922A - Method of and machine for uniting layers of material :
en
- FR794026A - Improvements to transmission equipment for television :
en
fr
- GB442107A - Improvements in and relating to "tell-tale" devices for indicating the failure of anelectric circuit :
en
- GB442151A - Improvements in or relating to electric cooking stoves :
en
- USD98415S - Design for a dress :
en
- USRE19841E - Clinical optical mensuration method :
en
- FR793881A - Counter-consumption counter with antagonistic mechanical torque :
en
fr