• DE1632929U - ODOR TRAP MADE OF ELASTIC MATERIAL. : de en
  • GB663551A - Improvements in machines for wire binding boxes or the like : en
  • DE826082C - Method for unloading the cylinders of four-stroke internal combustion engines : de en
  • DE825976C - Process for the production of highly refractory masses from magnesium aluminate : de en
  • DE826264C - Conveyor belt roller : de en
  • US2579653A - Auxiliary light for automobiles : en
  • FR996680A - Development of aircraft landing gear : en fr
  • US2579996A - Frequency selective signal amplifying system : en
  • US2580150A - Route circuit network control apparatus for railway signals : en
  • DE1632849U - CUCKOO CLOCK WITH WEATHER HOUSE. : de en
  • AT169858B - Master cylinder for fluid brakes : de en
  • AT169807B - Process for the preparation of new, disubstituted 2-tetralones : de en
  • DE1632994U - FOOTREST FOR LIGHT, ESPECIALLY OPEN SHOES. : de en
  • AT169889B - Extension arm for tarpaulins : de en
  • US2579626A - Vaporizer : en
  • US2580247A - Cam actuated wrench : en
  • USD165527S - Brooch or the like : en
  • US2579805A - Fireplace tool : en
  • DE1632815U - CONSTRUCTION FOR BABY CARRIAGE. : de en
  • DE826051C - Manufacture of plaster molds for reshaping glass panes : de en
  • DE825960C - lock : de en
  • GB663607A - Improvements in automatic railway car couplers : en
  • US2579861A - Adjustable and nonslotted extension member for doors : en
  • US2579488A - Method of bookbinding : en
  • US2580326A - Ladder for railway car : en
  • FR996916A - Welding coated electrode bundle assembly process : en fr
  • DE825913C - Deadline indicator : de en
  • DE826213C - Lamp for screening and checking eggs : de en
  • GB663800A - Improvements in or relating to tubes and joints therefor : en
  • US2580349A - Method of forming uranium carbide : en
  • DE826249C - High pressure jet propulsion for ships : de en
  • FR996813A - Improvements to hydraulic controls : en fr
  • US2579481A - Adhesive composition : en
  • US2579761A - Washing machine attachment : en
  • US2580050A - Tough styrene-olefin copolymers containing two to ten per cent of wax : en
  • US2580218A - Shutoff cock : en
  • US2580161A - Process of deinking printed waste paper : en
  • DE826339C - Safety device to prevent the actuation of the slide-on device on the hanging bank and at the filling point when traveling by rope : de en
  • US2580240A - Plotting system : en
  • DE825955C - Tapping body : de en
  • US2579505A - Wheel structure : en
  • US2579577A - Vertically adjustable foot stool : en
  • US2580080A - Device fob automatically stopping : en
  • GR13345B - METHOD OF PREPARATION OF VITAMIN A ACID. : el en
  • AT170000B - Mount for micro lenses : de en
  • CA479626A - Tractor hitches : en fr
  • GB663671A - Improvements in or relating to garment display supports : en
  • GB663616A - Tanks and the like for spraying liquids under gaseous pressure : en
  • US2580047A - Preparation of imido esters from azolines and maleic adducts of fatty acid esters : en
  • AT169980B - Automatic switching device for electric motors : de en
  • US2579493A - Method for testing wound cores : en
  • US2579571A - Communication apparatus : en
  • US2580140A - Drum type abrading device : en
  • DE825966C - pen : de en
  • GB663755A - Improvements in the attachment of tubes to other tubes or to prepared anchorages : en
  • CA479805A - Burners : en fr
  • DE826236C - Sewing machine : de en
  • DE1632835U - ENTERTAINMENT BOARD GAME. : de en
  • CA479609A - Dirt levelers : en fr
  • CA479682A - Tank type vacuum cleaners : en fr
  • DE1632795U - STEAM STERILIZATION AUTOCLAVE. : de en
  • US2579974A - Container end structure : en
  • US2580197A - Nonfreezing hydrant : en
  • US2580344A - Cleaning apparatus for loading, rotating, and spraying heavy workpieces : en
  • US2580353A - Fluid pressure intensifier : en
  • AT169759B - Device for the protection of electrical systems : de en
  • CA479795A - Non-woven fabrics and methods and machines for making same : en fr
  • US2579989A - Radio energized lamp : en
  • US2580025A - Antifouling pipe line enamel : en
  • US2580052A - Nonlinear signal transmission system : en
  • GB663785A - Improvements relating to the manufacture of roofing tiles : en
  • GB663819A - Improvements in electric heaters : en
  • DE1632753U - DEVICE FOR THE SUMMER OF MOTOR VEHICLE TIRES. : de en
  • DE826312C - Compressed air brake with a supply air tank and a controlling auxiliary air tank : de en
  • GB663789A - Improvements in or relating to document filing apparatus : en
  • FR996856A - Mortar which can be used in particular as an injection paste : en fr
  • GR13346B - LEVEL SPRING FOR FABRICS OF ALL KINDS, SAME FOR CORSES AND LAYOUT FOR THEIR MANUFACTURE. : el en
  • AT169966B - To rake : de en
  • AT169994B - Multiplex transmission device : de en
  • US2579492A - Vulcanization of polymerized acrylic esters : en
  • US2579755A - Process for producing an ethyl cellulose hot-melt composition : en
  • US2580101A - Sewing machine work-holding attachment for darning and embroidering : en
  • CA479765A - Circuit arrangements for the modulation of electrical oscillations : en fr
  • US2580142A - Cutting and scraping tool : en
  • USD165530S - Christmas tree stand : en
  • GB663561A - Purification of crude aliphatic alcohols by distillation : en
  • DE825897C - Process for the production of polymers and copolymers : de en
  • FR996909A - Further training in rectifier measuring devices : en fr
  • GB663931A - Creped fibrous products and method of making same : en
  • FR996691A - Improved latex, its preparation process and its applications : en fr
  • FR996938A - Automotive truck with front wheel drive : en fr
  • DE1632743U - TILTABLE REAR VIEW MIRROR. : de en
  • GB663861A - Improvements in or relating to typewriting or like machines : en
  • DE1632797U - COAL LIGHTER. : de en
  • DE825997C - Electroacoustic converter based on the electrostatic principle : de en
  • DE1632724U - DISC BEARING FOR DOUBLE DISC shares. : de en
  • DE826274C - Method for the multi-shot insertion of weft threads into the chain thread holder and contactorless loom to carry out this method : de en
  • DE826328C - Dropout control of compressors : de en
  • DE826330C - Relief valve for compressed air lines : de en
  • AT169935B - Pattern device for circular knitting machines : de en
  • DE1632751U - FUEL CAP RING. : de en
  • DE825977C - Process for the production of masses particularly suitable for the construction of roads and airfields : de en
  • DK73546C - Method and apparatus for dyeing, bleaching or other liquid treatment of textile fabrics. : da en
  • FR996818A - Improvement in gluing machines : en fr
  • AT169814B - Process for the production of strong gas from lean gas : de en
  • GB663874A - Improvements in or relating to demodulating circuit arrangements : en
  • DE826206C - Process for gas-analytical oxygen determination with chromium chloride solutions : de en
  • US2580210A - Self-contained cooler using dry ice refrigerant : en
  • US2579635A - Camera tripod head : en
  • DE1632890U - INTENSIVE SCHOOLERS FOR SMALL VESSELS. : de en
  • FR996849A - Closing device for articulated cutting tools such as secateurs and the like : en fr
  • AT169918B - Process for the production of anhydrous sodium sulfate from Glauber's salt : de en
  • FR996722A - Meat grill : en fr
  • FR996859A - Improvements to fabric cutting machines : en fr
  • CA479689A - Ultra high-frequency tuner arrangements : en fr
  • DE1632633U - FLAP VALVE IN STEMS OF ENDOSCOPES. : de en
  • DE826064C - Support for assembly ceilings and assembly ceilings : de en
  • DE826309C - Rail fastening by means of swiveling support plates : de en
  • US2579938A - Temperature control valve : en
  • AT169797B - Process for the production of new azo dyes : de en
  • DE825936C - Gear for deriving irregular rotary movements : de en
  • FR996920A - Mechanical harvester with sifting drum : en fr
  • US2579502A - Reclining article of furniture : en
  • US2579518A - Container : en
  • US2579817A - Self-adjusting pump : en
  • US2580110A - Rotary tool carrying tractor attachment device : en
  • US2580135A - Actuating means for fastener driving machines : en
  • CA479615A - Resilient side bearings : en fr
  • GB663937A - Improvements in or relating to the casting of concrete columns and the like : en
  • DK73547C - Transmission mechanism, especially for washing machines. : da en
  • US2579953A - Adjustable shoe gripper : en
  • US2580026A - Lost motion torque transmitting means : en
  • US2579630A - Microwave generator : en
  • US2580139A - Lipstick container closure and lipstick applicator : en
  • US2580367A - Clutch and speed control apparatus : en
  • CA479618A - Torque dividing driving and control mechanism for vehicles : en fr
  • AT169877B - Light bulb packaging : de en
  • US2579995A - Separable pressure pad attachment for c-clamps : en
  • US2580268A - Window ventilator : en
  • DE1632604U - DATA SHEET. : de en
  • DE826205C - Arrangement for measuring, displaying or monitoring temperatures : de en
  • DE826245C - Air lift pump for fluids : de en
  • FR996650A - Landing Gear Improvements : en fr
  • DE826129C - Cartridge oiler housing for compressed air tools : de en
  • US2579676A - Haircutting device : en
  • AT169834B - Process for the preparation of pentaenes : de en
  • DE1632844U - TOY TELEPHONE IN THE FORM OF TWO MUG-LIKE HOER AND PLASTIC SHELLS. : de en
  • DE1632852U - WEATHER COATS AND CLOTHING. : de en
  • DE1632891U - TIMETABLE DISTRIBUTOR. : de en
  • DE826299C - Hot steam cooler with changeable cooling surface and condensation of the coolant in the cooler : de en
  • AT169804B - Agent for the decorative coating of natural and artificial plants (artificial hoarfrost) : de en
  • DE1632698U - WATER TEMPLATE FOR HEAT EXCHANGER WITH GLASS ENAMEL COVER AS SURFACE PROTECTION. : de en
  • DE1632728U - HYDRO PLANTER. : de en
  • DE1632936U - TROUSER HOLDER. : de en
  • AT169957B - Annular stuffing box packing : de en
  • CA479669A - Dynamoelectric machines : en fr
  • CA479764A - Heterodyne receiver circuits : en fr
  • DE826074C - Method for testing abrasion resistance, especially electrical wire insulation : de en
  • DE1632959U - DEVICE FOR DETERMINING THE RHESUS FACTOR. : de en
  • GB663767A - Improvements in or relating to electrical control circuits : en
  • GB663933A - Improvements in or relating to guards and control mechanism for power presses and like machines : en
  • FR996895A - Device for keeping the pastry dough in pies : en fr
  • US2580305A - Disappearing image in bottle : en
  • FR996723A - Speed variator : en fr
  • GB663934A - Improvements in self-loading recoil-operated small-arms : en
  • GB663618A - Improvements in or relating to containers for liquids : en
  • FR996629A - Double cardan joint : en fr
  • US2579917A - Sealing device for the doors of coke ovens : en
  • US2580234A - Actuation of diarylguanidine salts : en
  • USD165537S - Automobile stone shield : en
  • US2580092A - Pointer for fusible crayons, candles and the like : en
  • US2580207A - Jet pipe for jet-propelled aircraft : en
  • DE826113C - Ball thrower with a swing arm holding the ball : de en
  • GB663605A - Improvements in or relating to a tailor's work table : en
  • FR996626A - Abrasive belt wheel : en fr
  • FR996838A - Method and device for the vacuum casting of magnetic steel parts, in particular casings for electric motors; sheets for transformers, etc. : en fr
  • DE1632906U - BLIND SHIELD ROLLER FOR VEHICLES. : de en
  • US2579693A - Transmission contkol mechanism : en
  • US2580319A - Rotary fastener : en
  • US2580220A - Secondary refrigeration system : en
  • DE826069C - Process for laying tiles or slabs as surface covering of building interior surfaces : de en
  • DE826081C - Device for lifting or carrying fishnet lines : de en
  • DE1632818U - FOLDABLE EXHIBITION TROLLEY WITH GOODS SHELF TO BE OPERATED FROM THE OUTSIDE. : de en
  • FR996883A - Improvements to plows : en fr
  • DK73557C - Device for steam and hot water boilers of the reservoir type. : da en
  • CA479786A - Time modulation pulse systems : en fr
  • US2580000A - Variable condenser and drive means therefor : en
  • DE825898C - Final dimensions : de en
  • DE825937C - Process for anodic glazing of objects made of aluminum and aluminum alloys : de en
  • DE1632624U - STAMP FOR FILLING IN TOTO BETS SLIPS. : de en
  • FR996742A - UHF bandpass filter : en fr
  • GB663722A - Optical systems for producing an illusion of relief in still or moving pictures : en
  • DE1632830U - PROTECTIVE DEVICE FOR PEDESTRIANS ON MOTOR ROADS. : de en
  • GB663545A - Improvements in and relating to trawling nets and apparatus for use therewith : en
  • GB663939A - Luggage carriers of and for motor cars and like vehicles : en
  • GR13337B - METHOD OF MANUFACTURE OF THICK GRANDS FROM VARIOUS MATERIALS. : el en
  • US2579522A - Transformer construction : en
  • GB663893A - Improvements in or relating to gas-turbine rotors : en
  • DE1632803U - SOIL TILLING EQUIPMENT. : de en
  • DE825969C - Process for the production of coatings : de en
  • DE1632975U - MOTOR VEHICLE ADVERTISED ON ITS EXTERIOR SURFACES. : de en
  • DE826030C - Frequency monitoring device for high frequency generators : de en
  • DK73552C - Television receiver with a lens and a translucent screen. : da en
  • FR996637A - Process for crystallizing food materials in order to obtain products which can be used without cooking : en fr
  • GB663614A - Method of and apparatus for agglomerating pulverulent particles of bituminious schist, lignite, coal, mineral salts and other dust : en
  • CA479776A - Antispasmodics : en fr
  • GB663864A - Improvements in date indicators : en
  • DE825945C - Method and machine for welding wings to pipes : de en
  • DE826196C - Motor-driven circular saw : de en
  • DE1632913U - Rifle opener for slicing open rifles, cans, etc. : de en
  • GB663666A - Improvements in or relating to pivoted tongue buckles : en
  • FR996752A - Clip with removable and protected ends : en fr
  • DE825893C - Process for the production of rubber compounds : de en
  • FR996873A - Device for spreading powder or paste : en fr
  • FR996671A - Extractor device usable as a hub puller and for similar purposes : en fr
  • GB663848A - Improvements in fluid actuated air compressors : en
  • DE825879C - Clothes hanger made from a special collar and shoulder parts : de en
  • DE826091C - Fuel injection pump with inlet or outlet channel controlled in particular by the pump piston : de en
  • CA479625A - Gyroscopic steering mechanism : en fr
  • GB663830A - Improvements in or relating to velocity-modulation systems and discharge tubes therefore : en
  • AT169971B - Method for drying the cladding of jacketed arc welding electrodes : de en
  • CA479777A - Musical instruments : en fr
  • US2579455A - Crystallization of lysozyme from egg white : en
  • US2579504A - Wheel cover : en
  • US2579714A - Mechanical bubble blowing device : en
  • US2579827A - Wiener roaster : en
  • US2579856A - Finger ring guard : en
  • DE1632895U - COMBINED MUSH AND CHIPPING MACHINE. : de en
  • DE826289C - Coal plane : de en
  • US2579961A - Photographic fingerprinting device : en
  • US2580364A - Preparation of crystalline penicillin salts : en
  • US2579715A - Moth repellent and deodorant container : en
  • FR996651A - Retractable Landing Gear Improvements : en fr
  • US2579808A - Apparatus for holding documents for manifold writing : en
  • DE826183C - Process for knitting or weaving goods with incorporated lining and product manufactured using this process : de en
  • DE1632666U - ADVERTISING CELL COLUMN. : de en
  • DE825989C - Process for removing solid matter from solutions, especially sediment from miscelles : de en
  • GB663596A - Improvements in and relating to the mounting of radio or gramophone units in cabinets : en
  • DE826307C - Multi-part switch device, especially for grooved rail switches : de en
  • DK73548C - Machine for laying textile fabrics. : da en
  • FR996611A - Folding device for packaging machine : en fr
  • CA479672A - Positioning apparatus : en fr
  • FR996743A - Carrying frame with swiveling wheels for agricultural implements and more particularly for binders : en fr
  • GB663574A - Improvements in or relating to electrical circuits employing static electrical switches : en
  • GB663696A - Improvements in or relating to a grinding machine : en
  • GB663651A - Device for automatic discharge of rockets : en
  • FR996726A - Direct current thermal relay, mainly for protecting machines or electrical circuits against overloads : en fr
  • FR996802A - Piles, poles and similar parts of concrete : en fr
  • FR996669A - Reversing device and its applications : en fr
  • FR996915A - Machining process for taps and taps obtained by this process : en fr
  • GB663639A - Improvements in gas heaters and other heat exchangers : en
  • CA479700A - Spray guns : en fr
  • GB663513A - Improved hydraulic control system : en
  • GB663679A - Improvements in or relating to record changing mechanisms for gramophones : en
  • GR13355B - ANTENNA PERFECTIONS AND HIGH INDUCTION SYSTEMS. : el en
  • US2580311A - Door operating mechanism : en
  • US2579909A - Compressible bulb operated liquid dispenser : en
  • DE1632668U - PARALLEL SLIDER FOR PHOTO APPARATUS. : de en
  • US2580008A - Means for forming ground meat patties : en
  • GB663741A - Improvements in or relating to the preparation of pentaerythritol : en
  • DE826219C - Liquid cooling for internal combustion engines : de en
  • FR996755A - Landing gear training : en fr
  • GB663517A - Improvements in or relating to the preparation of organo-silicon fluids as heat-transfer media : en
  • GB663518A - Methods of and apparatus for coating filamentary materials : en
  • GB663876A - Separation of solutes by continuous solvent extraction : en
  • US2580088A - Yarn winding frame : en
  • FR996694A - Fabric coating process : en fr
  • US2580317A - Purger : en
  • US2580333A - Divisible carton : en
  • AT169913B - Process for the preparation of compounds of the indolyldiphenylmethane series : de en
  • AT169844B - Roller table roller with individual electric motor drive, especially for rolling mills : de en
  • AT169859B - Propeller arrangement for ships provided with guide surfaces in the form of a nozzle : de en
  • AT169974B - Device for regulating at least one transfer power in a network group fed by various power machine groups : de en
  • FR996710A - Improvements to telegraph and telephone systems : en fr
  • FR996884A - Advanced seat and its manufacturing process : en fr
  • FR996941A - Length stop for machine tools : en fr
  • US2580256A - Dispensing device having solenoid operated plunger and valve : en
  • USPP1057P - Rose plant : en
  • FR996678A - Improvements to installations including transmissions for remote controls, in particular those for selective network protection : en fr
  • AT169768B - Moving coil measuring device with core magnet system : de en
  • US2579475A - Facsimile system for simultaneous transmission of plurality of elemental areas : en
  • US2579793A - Textile decorating : en
  • US2579947A - Canvas awning attachment : en
  • FR996887A - Distribution of internal combustion engines by flat drawer : en fr
  • US2580376A - Audio signal modifying apparatus : en
  • DE825912C - Photographic apparatus for determining the exact arrival of competitors at the finish line : de en
  • US2580250A - Cathode-ray type of electron discharge device : en
  • GB663766A - Improvements in or relating to automatic weighing gear : en
  • GB663668A - Improvements in or connected with bed settees : en
  • GB663805A - Preparation of oestrogenic hormones : en
  • US2580213A - Pulse discrimination circuit responsive to double sets of pulses : en
  • US2580244A - Mineral insulated conductor workpiece : en
  • US2579507A - Warm-air heating system utilizing as the fuel a combustible gas : en
  • US2580187A - Nut-tapping machine : en
  • CA479668A - Electrical apparatus : en fr
  • AT169845B - Process for the continuous production of endless flexible tubes : de en
  • DE826032C - Device for the production of coils for winding electrical machines : de en
  • GB663658A - A new or improved joint for ducting : en
  • DE1632887U - READY-TO-USE PROJECTION SCREEN WITH A FACILITY DEVICE FOR THE ERECTED WALL. : de en
  • FR996837A - Ball valve : en fr
  • FR996731A - Snap-off coupling device applicable in particular to jewelry items such as cufflinks and the like : en fr
  • DE1632609U - ASHTRAY. : de en
  • DE825910C - Facility for bacteriological water analysis : de en
  • DE826024C - Device for determining zones in telecommunication systems, in particular telephone systems : de en
  • FR996872A - Welding torch : en fr
  • US2580315A - Emulsion polymerization process : en
  • FR996673A - Gold extraction process : en fr
  • GB663619A - Improvements in or relating to electrical frequency- and phase-modulation signallingsystems : en
  • GB663685A - Improvements in or relating to continuous cycle absorption refrigerating machines : en
  • GB663569A - Improvements in and relating to clamping devices for magnetic cores : en
  • GB663631A - A combined grinding and polishing machine : en
  • AT169829B - Process for dewaxing mineral oils : de en
  • AT169956B - Needle roller bearings : de en
  • US2580067A - Collet with interchangeable pads : en
  • US2580072A - Rotary hydraulic torque converter : en
  • AT169820B - Process for the production of a hardenable powder which can be pressed and hardened under heat and pressure : de en
  • AT169876B - Roller press for fruits u. like : de en
  • FR996729A - Contact for socket : en fr
  • FR996763A - Improvements to electrical transmissions at a distance from angular movements : en fr
  • FR996947A - Water heater : en fr
  • GR13353B - METHOD FOR CONSTRUCTION OF METAL ELECTRIC RESISTANCE. : el en
  • AT169947B - Toggle lever drive for address printing machines : de en
  • AT169923B - Electromotive drive for sewing machines : de en
  • FR996888A - Cylinder head for internal combustion engine : en fr
  • GB663689A - A process for the manufacture of organopolysilanes : en
  • DE1632862U - CARD SELECTION. : de en
  • US2579603A - Article cleaning mechanism : en
  • US2579824A - Oil testing chart and holder therefor : en
  • US2580007A - Amplifying and oscillating tube with traveling wave control : en
  • US2579532A - Automatic brake for fishing reels : en
  • US2579637A - Phenolic resin composition and products produced therefrom : en
  • US2579926A - Heating pad control system : en
  • US2579619A - Flexible tail pipe for jet engines : en
  • US2580051A - Frequency converter and oscillator circuit : en
  • US2580114A - Driving mechanism for walking beam conveyers : en
  • FR996893A - Improvements to air circuit breakers : en fr
  • DE1632848U - DEPOSITION TRUCK. : de en
  • AT169853B - Taps, twist drills and similar tools : de en
  • AT169833B - Process for electroplating aluminum and its alloys : de en
  • US2580308A - Wood-swelling composition and a joint produced therewith : en
  • GB663676A - Improvements in or relating to clamps for sheet material : en
  • US2579787A - Equipment of trawling vessels : en
  • US2579898A - Mold for heat curing thermosetting resins : en
  • FR996773A - Improvements to heat exchangers of the radiator type for cooling the circulating fluid in internal combustion engines : en fr
  • DE1632927U - DEVICE FOR SORTING THE CONVEYOR MATERIAL IN PNEUMATIC CONVEYOR PIPELINES. : de en
  • AT169969B - Protective device for electric traction vehicles : de en
  • DE826292C - Safety device for the locking bars of self-sealing doors of coking chamber ovens : de en
  • FR996839A - Dome assembly process : en fr
  • DE826048C - Installation for flame tubes : de en
  • DK73560C - Device for electrically controlled calculation systems. : da en
  • US2580271A - Crosslinked sulfonated polystyrene : en
  • DK73567C - Plate for heat treatment of milk. : da en
  • DK73572C - Filling pen. : da en
  • DE826012C - Circuit arrangement for telephone systems with dialer operation, in which dialers with several switching arm sets moved at the same time are set on several lines of the same line group : de en
  • DE826254C - Electric pen for writing on wax matrices of duplicating machines : de en
  • GB663635A - Oxide coated cathodes for electron discharge devices : en
  • FR996604A - Automatic leather for sharpening safety razor blades : en fr
  • US2579771A - Electric switch : en
  • GB663775A - Radio position determining system : en
  • GB663776A - Improvements relating to electrical control circuits : en
  • DE1632826U - LOCKING DEVICE FOR WINDOWS OR THE LIKE. : de en
  • USD165519S - Francis tray : en
  • FR996738A - Material for studying the evolution of economic or other systems : en fr
  • GB663889A - Improvements in or relating to wave guides : en
  • US2579943A - Structural frame unit for mounting decorative strips : en
  • DE825887C - Door seal to seal the gap between the door and the floor : de en
  • DE826114C - Device for switching drives in toy and model vehicles : de en
  • GB663774A - Improvements in or relating to silica refractories : en
  • GB663587A - Improvements in or relating to signalling over electric pulse communication systems : en
  • US2580372A - Control apparatus : en
  • GB663615A - Improvements in adjustable fittings for scaffolding, shores, trestles, shuttering and the like : en
  • US2580133A - Diaphragm type pessary : en
  • GB663758A - Improved process for the production of a substitute for leather : en
  • FR996647A - Improvements made to equipment for bringing into contact and separation of two liquid phases of different densities and not entirely miscible, in particular those for obtaining an extraction or any other liquid-liquid treatment : en fr
  • US2580154A - Combined heel shell and comb for looms : en
  • US2579982A - Fluid control valve : en
  • FR996905A - Loudspeaker telephony enhancements : en fr
  • FR996721A - Improvements to aircraft automatic turning devices : en fr
  • CA479650A - Arylide of 2-hydroxy-3-naphthoic acid : en fr
  • DE1632732U - VALVE FOR PNEUMATIC CLAMPING DEVICES ON WOODWORKING MACHINES. : de en
  • DE1632905U - RECTANGULAR EXHIBITION BOX WITH DOUBLE FLOOR AND SLIGHTLY DEVELOPED, DIAPERATED EXHIBITION AREA. : de en
  • GB663660A - Improvements in methods of producing interpolymers : en
  • GB663742A - Improvements in or relating to twisting equipment for threads : en
  • DE1632641U - PROTECTIVE AGENT CONTAINER. : de en
  • DE826096C - Valve, especially high pressure valve : de en
  • DE826320C - Cable connector for portable electrical devices : de en
  • DE826078C - Locking device for registration card machines : de en
  • DE1632693U - IRON BASE. : de en
  • DE1632796U - LIQUID SPRAYERS. : de en
  • DE1632819U - REFLECTOR ARRANGEMENT ON MOTOR VEHICLES. : de en
  • US2579631A - Mechanism for applying labels : en
  • US2579892A - Outdoor projection screen : en
  • FR996934A - Tube oscillator with linear frequency modulation characteristic in a wide band : en fr
  • GB663756A - Improvements in or relating to the polymerization of chloroethylenes : en
  • FR996819A - Lighting gas leak detector device : en fr
  • DE1632870U - SWITCHING DRUM FOR ELECTRIC ROTARY SWITCHES WITH LEFT AND RIGHT TURNING OF THE ACTUATOR HANDLE AND WITH SCREW-FORMED SPRINGS AS THIN SPRINGS. : de en
  • GB663866A - A new or improved means for measuring the braking resistance of the brakes of wheeled vehicles : en
  • US2579809A - Leakage prevention for injection molding nozzles : en
  • FR996828A - Mechanical stripper for work on railway tracks : en fr
  • DE825970C - Method and device for removing old, dried-out paint coatings on wood, metal or the like. : de en
  • DE826311C - Conveyor method and equipment for the direct transport of railway sleepers : de en
  • DK73550C - Rice cooler with corrugated surface. : da en
  • CA479721A - Dipole antenna direction finders : en fr
  • CA479639A - Brassieres : en fr
  • US2579801A - Concrete pipe mold : en
  • US2579533A - Device for releasing stuck rock drill steels : en
  • US2580123A - Relay : en
  • FR996900A - Improvement in the manufacture of steam irons : en fr
  • GB663751A - Improvements in or relating to the separation and purification of diolefins by distillation : en
  • GB663852A - Leak detector for evacuated systems and devices : en
  • AT169778B - Method for controlling electrical clocks via fire alarm lines : de en
  • AT169937B - Sole cut polishing machine : de en
  • DE826345C - Winch with motor supported in the gear housing : de en
  • FR996824A - Shock indicator : en fr
  • CA479692A - Protein extraction in presence of alkali-metal aluminates : en fr
  • US2579605A - Building of nonpermanent bridges chiefly for military purposes by means of amphibianseaplanes : en
  • DE1632749U - BASE PLATE FOR HOT, IN PARTICULAR COOLED WATER HEATING. : de en
  • US2580366A - Punch construction : en
  • DE826167C - Circuit arrangement for telephone bill displays and coin telephones : de en
  • CA479688A - Electrical time-base generators : en fr
  • US2580365A - Control means for jet propulsion apparatus : en
  • US2579499A - Synthetic oils : en
  • US2579602A - Weight sorting device : en
  • GB663632A - Improvements in and relating to control means for electric blankets : en
  • FR996756A - Method and devices for preventing loosening of nuts and screws : en fr
  • USD165520S - Brooch or similar article : en
  • FR996724A - Electro-magnetic device for devices intended to measure distance, movements : en fr
  • GB663745A - Aromatic and heterocyclic diazosulfones : en
  • GB663826A - Improvements in drop wire feeding mechanisms for warp drawing machines : en
  • FR996681A - Metal spinning rod : en fr
  • FR996868A - Process for the construction of alluvial dams : en fr
  • US2579544A - Line trap with demountable tuner : en
  • US2579890A - Nonclogging distillate fuel oil : en
  • US2579920A - Hydraulic change-speed gear : en
  • FR996670A - Electrical device for voltage regulation of an alternating current generator : en fr
  • FR996876A - Lowered trailer front : en fr
  • US2579865A - Induction motor : en
  • GB663844A - Fixing means for highly stressed blades more particularly on turbine wheels : en
  • DE826202C - Radio receiver with sound recording device and level meter : de en
  • FR996787A - Improvements in synthetic circuit breaker testing : en fr
  • US2579744A - Envelope opener : en
  • US2580148A - Antinoise carrier receiving system : en
  • US2580378A - Brush manufacture : en
  • US2579576A - Cracking with acid-treated clay catalyst : en
  • US2579842A - Wax distributing applicator : en
  • US2579688A - Vehicle hoist : en
  • US2580014A - Combined rearview mirror and direction indicating device : en
  • US2580289A - Styrenated alkyd-melamine sulfonamide ether resins : en
  • US2579510A - Range solution apparatus : en
  • US2580337A - Folding top structure : en
  • FR996788A - Automatic switch capable in particular of protecting motor vehicles or other vehicles against theft and installations comprising application of this switch : en fr
  • GR13347B - CONNECTION DEVICE I CONCERNED GUIDING THROUGH THROWS IN TELEPHONE INSTALLATIONS. : el en
  • GB663521A - Improvements in or relating to electric converters : en
  • AT169942B - Sewing machine for sewing on objects : de en
  • CA479646A - Twin beds and lounges : en fr
  • GB663597A - Improvements in or relating to a parasiticidal composition : en
  • DE1632733U - DEVICE FOR MILLING, DRILLING, GRINDING ETC. IN PARTICULAR LONG-HOLE MILLING APPARATUS. : de en
  • FR996882A - Powerline transmission system by loaded cable : en fr
  • GB663720A - Improvements in or relating to a method for the selective elimination of water vapour from gaseous mixtures : en
  • CA479753A - Methods of making small metal bodies : en fr
  • CA479736A - Methods of making resilient batts : en fr
  • AT169902B - Device for leveling damaged road surfaces : de en
  • DE1632856U - COMBINED OUTLET AND NEEDLE GUARD ON TENSIONING MACHINES. : de en
  • DE826231C - Device to prevent the flutter of a hot iron saw with a rotating saw blade : de en
  • DK73573C - Nitrocellulose weed. : da en
  • DE826321C - Sliding armature motor with brake spring and axial thrust bearing : de en
  • USD165534S - Wheel cover or similar article : en
  • US2579716A - Condition controlling apparatus : en
  • US2579933A - Soluble salts of sulfonamides : en
  • DE1632623U - STAMP HOLDER. : de en
  • DE1632846U - LOCKING DEVICE FOR THE LOCKING FLAPS OF CONVEYOR DRUMS, ESPECIALLY IN MINING. : de en
  • AT169790B - Process for surface hardening of workpieces with a moving gas-oxygen flame and moldings suitable for this : de en
  • DE1632768U - ENDLESS CONVEYOR. : de en
  • DE1632897U - LIDS FOR MILK COLLECTORS OF MILKING MACHINES. : de en
  • DE1632824U - OIL MEASURING AND DISPENSING DEVICE FOR STORE USE. : de en
  • GB663734A - Improvements in and relating to loud speakers : en
  • CA479779A - Manufacture of thiazyl and thiazolinyl dithiocarbamates : en fr
  • DE1632981U - BICYCLE SADDLE. : de en
  • GB663793A - Improvements in or relating to record changing mechanisms for magazine gramophones : en
  • US2579948A - Sleeping bag : en
  • GB663526A - Improvements relating to liquid operated servo mechanisms : en
  • GB663839A - Improvements in or relating to electron discharge devices : en
  • GB663672A - New or improved process for the recovery of polyglycerols from distillation residues : en
  • GB663924A - Directive antenna system : en
  • CA479637A - Circular saws : en fr
  • DE826267C - Mobile self-unloader : de en
  • CA479691A - Stoker fuel pusher means : en fr
  • US2579780A - Foldable awning frame : en
  • US2580172A - Casing for the motors and spinning pots of textile spinning machines : en
  • CA479796A - Gas turbine apparatus : en fr
  • DE825971C - Surface patterning device for patterning walls, pieces of wood, sheet metal or the like and a method for manufacturing the device : de en
  • GB663633A - Improvements in and relating to remote control switch devices : en
  • GB663918A - Improvements in or relating to ink compositions : en
  • CA479703A - Rosin-styrene interpolymers : en fr
  • GB663920A - Improvements in or relating to electrical plug and socket connectors : en
  • DE1632931U - SHIRT-STYLE GARMENT. : de en
  • GB663640A - Improvements in or relating to supersonic measuring devices : en
  • US2579956A - Distance measuring device and the like : en
  • US2579853A - Wheel manipulating tool : en
  • US2579731A - Zero return for electromechanical integrators : en
  • DE826036C - Electrical capacitor in a hard paper tube with moisture protection : de en
  • DE826093C - Cooler cap : de en
  • US2579606A - Adjustable desk top : en
  • US2579833A - Combination billfold and purse : en
  • US2579916A - Apparatus for fluid filling of containers : en
  • US2579566A - Tool feed for lathes : en
  • US2579763A - Cushioned escapement support : en
  • USD165549S - Bracelet or the like : en
  • DE1632842U - DEVICE FOR FORCING A VOICE IN A FIGURE. : de en
  • DE1632855U - DEVICE FOR IMPRAEGNATING A RUNNING FABRIC. : de en
  • DE826123C - Process for the production of building materials : de en
  • DE826125C - Device to prevent overflow of basins provided with a drain or the like. : de en
  • DE826128C - Clamping device, especially for screwing in and loosening stud bolts : de en
  • AT169870B - Guide for the bearing of the rear axle of bicycles and motorcycles : de en
  • DE826072C - Manometer test device based on the principle of the differential pressure balance with two pistons : de en
  • GB663588A - Improvements in or relating to switching systems : en
  • GB663808A - Composite match plate for use in foundries : en
  • US2580251A - Azo compound : en
  • GB663843A - Improvements in the construction of reinforced concrete floors : en
  • AT169930B - Pliers-like tool for processing, especially shortening zippers : de en
  • AT169767B - Methods for dust measurement, in particular microdust measurement : de en
  • AT169865B - Brake valve : de en
  • CA479738A - Two-armature selectively retarded electromagnets : en fr
  • GB663862A - Improvements in or relating to drying and similar vaporising processes and apparatus : en
  • AT169753B - Converter vessel, in particular high-voltage glass rectifier bulb : de en
  • CA479608A - Valves : en fr
  • DE1632811U - SHELF HAT RACK. : de en
  • FR996656A - Device for adjusting the effective outlet section of a nozzle : en fr
  • AT169961B - Injection mold for molded commutators : de en
  • AT169976B - Device plug : de en
  • CA479701A - Belt guides : en fr
  • DE1632764U - PUSH-IN OR SCREW-ON REPLACEMENT LID FOR A VESSEL WITH AIR-SENSITIVE CONTENTS. : de en
  • DE826120C - Waste removers on brick strand cutters : de en
  • DE826235C - Sewing machine : de en
  • US2580329A - Insert holder : en
  • DE826169C - Arrangement for stabilizing frequency-modulated transmitters : de en
  • GB663697A - Improvements in or relating to the production of garments : en
  • DE1632982U - CHASSIS FOR MOTOR TWO-WHEELS WITH REAR SUSPENSION. : de en
  • DE826171C - Automatic frequency synchronization arrangement : de en
  • GB663585A - Reaction products of aldonic acid and alpha-naphthylamines : en
  • US2579888A - Cable overthrow loader for tractors : en
  • DE1632612U - LEMONADE BOTTLE. : de en
  • FR996918A - Holder for incandescent lamps or discharge tubes : en fr
  • CA479652A - Preparation of acetone cyanohydrin : en fr
  • DE825979C - Pointer drive for clocks, preferably with an electric drive : de en
  • GB663698A - Improvements in and relating to mud-guards for wheeled vehicles and to vehicle bodies- and wheeled vehicles incorporating such mud-guards : en
  • US2579905A - Window blind : en
  • FR996864A - Device for preserving products contained in a container : en fr
  • GB663773A - Improvements in or relating to ink feed mechanisms for printing presses : en
  • GB663885A - Electrostatic spray coating method : en
  • US2579904A - Pressure regulating valve for hydraulic brake systems : en
  • FR996605A - Improvements in the manufacture of corundum : en fr
  • FR996830A - Attachment device for interchangeable dishcloth : en fr
  • GB663905A - A new or improved display container for growing pot plants : en
  • CA479663A - Measuring and controlling systems : en fr
  • AT169995B - Small moving coil system for a light meter : de en
  • CA479712A - Lipstick containers : en fr
  • AT169781B - Cooling and heating device for examining specimens under the microscope : de en
  • CA479698A - Containers : en fr
  • DE1632782U - SIGNAL OR CONTROL BUTTON, ESPECIALLY FOR AUDIOMETER WITH A SIGNAL LAMP TO BE ACTUATED BY THE DUTY. : de en
  • DE825982C - Combined pit light with firedamp indicator : de en
  • US2579875A - Door threshold : en
  • US2579500A - N-(phenoxyisopropyl)-n-thenylbeta-halo-ethylamines : en
  • US2579556A - Vehicle bogie suspension : en
  • FR996931A - Improvements to so-called supericonoscopes : en fr
  • GB663655A - Improvements in carburettors for internal combustion engines : en
  • GB663728A - Improvements in or relating to travelling wave amplifying waves : en
  • GB663637A - Improvements in or relating to soluble coffee products, production and application thereof : en
  • GR13343B - IMPROVEMENTS IN OR RELATED TO DEVICE AND METHOD FOR THE CONSTRUCTION AND FILLING OF RECEPTORS. : el en
  • DE826229C - Multi-spindle automatic lathe : de en
  • CA479717A - Relay systems : en fr
  • DE825875C - Can for doughy masses with a removal device for small quantities : de en
  • GB663532A - Improvements in or relating to fuel supply systems for internal combustion engines : en
  • FR996717A - Multi-channel heater : en fr
  • IE19903L - Substituted propanols : en
  • US2580043A - Combination carton and wrapper for fragile articles : en
  • US2580293A - Thermopile radiometer : en
  • USD165550S - Electric typewriter : en
  • US2579729A - Automatic telephone message accounting system : en
  • US2579869A - Change-speed transmission : en
  • USD165513S - Front plate for a typewriting machine : en
  • AT169906B - Ski binding : de en
  • AT169941B - Thread cutting device for group stitch sewing machines : de en
  • CA479681A - Magnetrons : en fr
  • US2579885A - Pouring arc furnace : en
  • US2580006A - Compressor : en
  • DE826272C - Turbine driven centrifuge : de en
  • DE826286C - Articulated holder for sewing and workplace lights : de en
  • DE1632908U - : de en
  • DE826002C - Method for the device for the transmission of tones for the purposes of stereophony : de en
  • US2579597A - Slidable and adjustable seat : en
  • US2579765A - Visible index : en
  • USD165541S - Brooch or similar article : en
  • DE825995C - Electromagnet with protection against dropping of the armature in case of disturbances in the supply voltage, especially for inductive train control devices on railways : de en
  • DE826337C - Permanent mold and method for casting candle molds : de en
  • FR996708A - Relay or trip unit insensitive to shocks : en fr
  • DE825924C - Valve for air and liquid : de en
  • FR996812A - Pointing machine for drills and the like : en fr
  • GB663835A - Composite top lifts for the heels of women's shoes : en
  • GB663869A - Improvements in or relating to ultra high frequency electron discharge apparatus : en
  • US2579620A - Hand warmer : en
  • US2579778A - Method of surface lubrication of metal products : en
  • US2580216A - Device for nailing heels from the interior of shoes : en
  • DE826190C - Ceiling construction with precast concrete parts : de en
  • GB663732A - The manufacture of textile materials from wool, hairs, cotton and like fibres, by bonding the fibres by means of plastic materials : en
  • GB663834A - Improvements in the process of and apparatus for treatment of stock containing fattyacid and the like : en
  • DE1632644U - BUCKET POCKET MADE OF BRAIDED STRAW. : de en
  • DE1632877U - SAFETY DEVICE FOR HINGE DOORS OF LIGHT HOUSING AND THE LIKE. : de en
  • DE1632836U - SOCIAL DICE GAME. : de en
  • DE826089C - Air filters for internal combustion engines, especially for vehicle engines : de en
  • DE1632865U - PENDULUM FLOAT FOR CONDENSATION DRAINAGE AND LIKE. : de en
  • DE1632892U - TEACHING AND LEARNING EQUIPMENT. : de en
  • FR996767A - Process for the agglomeration of powdered metalliferous materials : en fr
  • DE826261C - Device for glazing split plates or the like. : de en
  • GB663524A - Improvements in fluid seals for relatively rotating structures : en
  • DE826116C - Toy shooting device : de en
  • DE1632947U - ATTACHMENT FOR KITCHEN GRASP. : de en
  • AT169788B - Method and device for surface hardening entangles shaped objects made of iron and steel with the gas-oxygen flame : de en
  • AT169873B - Ventilation of the drive motors of electrically powered road vehicles : de en
  • DE826127C - Adjustable wrench : de en
  • DE826132C - Process for the production of α-nitro-β, β-dimethylacrylic acid esters : de en
  • FR996758A - Beam for circular looms : en fr
  • GB663634A - Improvements in methods, devices and plants for spraying and atomising : en
  • FR996866A - Pump forming compressor and vacuum apparatus : en fr
  • GB663536A - Improvements in extrusion nozzles : en
  • DE1632868U - DRIVE SWITCH ARRANGEMENT IN ELECTRIC LOCOMOTIVES. : de en
  • DE825953C - Rotating bottle filler : de en
  • US2580336A - Header bar construction for folding tops : en
  • US2579915A - Binder detachable hand rest : en
  • FR996774A - Improvements made to internal combustion engines, in particular for transport vehicles : en fr
  • US2579573A - Bicycle brake conserving device : en
  • US2580057A - Float gauge : en
  • US2579758A - Dispensing and disposing tissue container : en
  • US2579776A - Dry seal pressure type gas holder : en
  • GB663688A - Improvements relating to articles of furniture provided with legs : en
  • DE826001C - Plug device for audio transmission channels : de en
  • FR996750A - High voltage drop direct current generator : en fr
  • FR996660A - Method and device for refloating sunken ships : en fr
  • DE826155C - Selector for telecommunication, especially telephone systems : de en
  • US2579609A - Vegetable treatment process : en
  • US2580231A - Hanger : en
  • AT169793B - Durable dry binder preparation : de en
  • CA479748A - Short vibrators : en fr
  • AT169822B - Method of dressing seeds : de en
  • DE826186C - Cane clamp : de en
  • FR996904A - Screw or bolt manufacturing process : en fr
  • US2579840A - Hydraulic steering mechanism for airplanes : en
  • DE1632608U - CIGARETTE HOLDER. : de en
  • DE1632628U - PLUG FOR ELECTRICAL EQUIPMENT WITH EARTH. : de en
  • DE1632829U - RIFLE GUN. : de en
  • DE1632614U - BALLPOINT PEN. : de en
  • DE826124C - Vanity : de en
  • DE1632839U - DICE GAME. : de en
  • GB663667A - Improvements in or relating to ultra high-frequency thermionic amplifiers : en
  • US2579893A - Combination level and angle indicator for cylindrical members : en
  • US2579914A - Chronometric circuit controller : en
  • DE1632742U - FUSE FOR MOTOR VEHICLES. : de en
  • USD165553S - Rack or similar article : en
  • US2579487A - Method of and apparatus for feeding and applying insulating disks to conductors : en
  • US2579695A - Toothbrush and dentifrice container unit : en
  • DE1632831U - WOOL WHEEL. : de en
  • AT169836B - Device for vaporizing disinfectants : de en
  • DE1632752U - ASH TRAY FOR MOTOR VEHICLES. : de en
  • AT169763B - Method and device for recording and reproducing a natural color image using black and white negative material : de en
  • CA479693A - Overhead door mountings : en fr
  • DE826187C - Dishwasher : de en
  • DE826210C - Automatic temperature controller : de en
  • FR996657A - Spark plug improvements : en fr
  • US2579529A - Flareless tube connection : en
  • FR996780A - Improvements to centrifugal dryers : en fr
  • CA479725A - Truck rim designs : en fr
  • US2580230A - Improved polyvinyl acetate emulsion capable of depositing water-resistant films and bonds : en
  • US2579836A - Printing inks : en
  • US2579850A - Extensible roller screen and housing therefor : en
  • US2579928A - Primary ignition system : en
  • DE1632779U - ADJUSTABLE ECCENTRIC SHAFT OR CAMSHAFT FOR PISTON STEAM ENGINES. : de en
  • DE826228C - Gear drive with variable center distance : de en
  • US2579496A - Switch arrangement on phonograph pickup : en
  • US2579550A - Shirt : en
  • DE1632911U - BRAKE FOR SCOOTERS. : de en
  • DE826204C - Eyeglass that is worn on the eyeball : de en
  • FR996696A - Improvements to devices for the manufacture of electric cooking stoves : en fr
  • FR996878A - Caps for sealing bottles, jars and the like : en fr
  • US2579784A - Vibrator : en
  • US2579987A - Improved ball mount for fluid meter vanes : en
  • US2580167A - Leather softening adhesive : en
  • CA479638A - Grain cleaners : en fr
  • AT169962B - Device for securing screw bolts against rotation : de en
  • CA479739A - Timing devices : en fr
  • AT169789B - Process for stress-free and distortion-free surface hardening of steel plates : de en
  • CA479636A - Defectively labeled and non-labeled can detecting and rejecting devices : en fr
  • DE825883C - Process for the formwork-free production of concrete support floors : de en
  • CA479759A - Superregenerative receivers : en fr
  • GB663813A - A new or improved device for use in testing brakes of vehicles : en
  • CA479657A - Solutions of interpolymers of styrene and unsaturated fatty acid esters and processes of preparing same : en fr
  • DE1632760U - PENCIL SHARPENER. : de en
  • US2579835A - Form separator : en
  • FR996924A - Automotive car chassis : en fr
  • US2579516A - Gyratory crushfr with vertically adjustable head : en
  • FR996857A - Air filter : en fr
  • DE1632786U - SOCKET FOR ELECTRIC BULBS. : de en
  • GB663703A - Improvements in and relating to removable luggage-carriers for vehicles : en
  • DE1632647U - BAND SAW. : de en
  • DE826103C - Stereo camera with setting viewfinder : de en
  • DE826273C - Bags of woven fabric and weaving methods for their manufacture : de en
  • US2579863A - Filter assembly : en
  • US2580010A - Process and apparatus for liquidliquid extraction : en
  • US2580266A - Mower structure : en
  • FR996734A - Method and apparatus for the preservation and protection of putrescible and other materials : en fr
  • GB663772A - Magnetic recording devices : en
  • US2580091A - Aligning means for vehicle hoists : en
  • US2579831A - Storing and reproducing measured quantities : en
  • US2579925A - Temperature control for feeding cans : en
  • US2580334A - Store wall furniture : en
  • FR996929A - Rocket for igniting pyrotechnic devices and in particular lighting bombs for aircraft : en fr
  • DE826310C - Automatically non-detachable rail fastening on base plates using wedges : de en
  • DE1632928U - GLOBE WATCH AS A USE AND DECORATION WATCH. : de en
  • DE1632966U - ADDING UNIT FOR LEVER REGISTER. : de en
  • US2580338A - Interlocked switches : en
  • US2579702A - Traction hot-gas engine with speed and power control : en
  • US2579843A - Method foe the manufacture of : en
  • US2580347A - Centrifugal pump : en
  • US2579642A - Mechanical movement : en
  • DE826233C - Blind stitch sewing machine : de en
  • AT169887B - Rolling grilles : de en
  • CA479760A - Cutting heads of dry-shaving apparatus : en fr
  • USD165525S - Lace top stocking : en
  • USRE23448E - Helicopter with jet-driven lift : en
  • US2579860A - Aircraft with rotary wings : en
  • USD165507S - Kabio cabinet : en
  • US2580029A - Showcase : en
  • DE1632902U - NOTEBOOK FOR ADVERTISING PURPOSES. : de en
  • US2580013A - Cleaner and humidifer for carburetors : en
  • DE826211C - Device for sorting fruit u. like : de en
  • DE1632837U - TOTO LUCKY DICE. : de en
  • DE1632882U - RUBBER EDGE AS SLIDE PROTECTION FOR CONCRETE AND ARTIFICIAL STONE STAIRS. : de en
  • FR996795A - Improvements to datograph watches : en fr
  • FR996821A - Heating moderator and protective device for cooking utensils fragile to fire for gas, gaseous or carbonated hydrocarbon stoves : en fr
  • AT169928B - Rubber soles or the like. : de en
  • DE1632964U - CHART DISC BUNDLE WITH POLAR COORDINATES FOR TACHOGRAPHS IN MOTOR VEHICLES. : de en
  • AT169862B - Display device for changing the oil in motor vehicles : de en
  • AT169898B - Automatic gas shut-off device for gas consumption devices : de en
  • US2579677A - Shoe tap : en
  • US2580059A - 2-hydroxy-pteroic acid and the n-formylated derivatives thereof : en
  • US2580132A - Hermetically sealed package for mixing and discharging paint : en
  • US2580065A - Nailing machine : en
  • US2580238A - Presser foot control for sewing machines : en
  • US2580246A - Detachable mount for telescopes : en
  • DE1632665U - Dismountable carrying bar for assembly stand made of steel pipe. : de en
  • US2580352A - Preparation of sulfoethyl ethers of polysaccharides : en
  • GB663799A - Improvements in or relating to press knives, clicking knives and the like : en
  • AT169848B - Process for operating rotary kilns and rotary kilns for carrying out the process : de en
  • US2579832A - Gauge for measuring width and lead in screw threads : en
  • US2580116A - Synthesis of organic compounds : en
  • US2579593A - Magnetron generator : en
  • USD165547S - Necklace or the like : en
  • US2579601A - Olefin hydration process : en
  • US2580039A - Method of production of an iron catalyst for hydrocarbon synthesis : en
  • US2580224A - Pile of t-rails and method of building it : en
  • US2579993A - Serving machine : en
  • US2580346A - Action toy : en
  • US2580370A - Journal box guard : en
  • DE826040C - Arrangement for deflecting electron beams : de en
  • CA479635A - Hydraulic balances : en fr
  • AT169911B - Arrangement for guiding wire with wire magnetophones : de en
  • US2580310A - Plastic snap hinge : en
  • US2579799A - Switch : en
  • US2580060A - Method and means for packaging sheet material : en
  • US2579882A - Interference suppression in radio signaling systems : en
  • DE825903C - Measuring tool : de en
  • FR996853A - Ballpoint pen cartridge : en fr
  • FR996903A - Quick release friction clutch and instant set-up for looms : en fr
  • CA479671A - Methods of molding torque converter parts : en fr
  • DE825950C - Fluid delivery pump, in particular lubricant pump : de en
  • US2579760A - Folding carton : en
  • US2580355A - Ion trap magnet : en
  • USD165538S - Ash tray : en
  • US2579736A - Hand gun cylinder control and trigger mechanism : en
  • CA479634A - Zipper fastener locks : en fr
  • US2579959A - Multiple throttle control : en
  • US2580313A - Motor mounting : en
  • DE826238C - Process for the production of flat bags : de en
  • US2579826A - Carrier device for construction blocks : en
  • US2579520A - Centerless grinder : en
  • US2579812A - Gaff : en
  • DE826011C - Circuit arrangement for telephone systems : de en
  • US2579466A - Container with folded top seam : en
  • US2579768A - Combination tool : en
  • US2579889A - Advertising display device : en
  • US2580081A - Pie crust trimming and scalloping device : en
  • US2580332A - Pumping apparatus : en
  • US2579681A - Tobacco curing barn : en
  • US2580265A - Mower structure : en
  • DE826224C - Shut-off valve, especially high pressure and gas cylinder valve : de en
  • FR996630A - Manufacturing process of new dairy food products and resulting products : en fr
  • USD165532S - Lind combined soap dish, grab bar, and collapsible shelf for shower stalls : en
  • US2579745A - Axial-flow compressor or turbine : en
  • US2580094A - Metatarsal cushion : en
  • USD165512S - Keyboard guard for a typewriting machine : en
  • GB663559A - Improvements in or relating to jigs suitable for use in marking cylindrical objects : en
  • GB663903A - N-alkyl cinnamamides : en
  • FR996784A - High pressure hydraulic pump : en fr
  • US2579467A - Pavement lane marker : en
  • US2580182A - Subsurface flowmeter : en
  • DE826135C - Process for the preparation of 2- (2'-thiazylthio) hydroquinones of the benzene and naphthalene series : de en
  • FR996621A - Apparatus for plating blood or other suspensions : en fr
  • FR996841A - Improvements to the means for closing, transporting and handling boxes, packages, bags and similar containers : en fr
  • FR996815A - Prefabricated double or multiple glazing units and method for obtaining them : en fr
  • US2580166A - Window : en
  • CA479622A - Emergency signalling devices : en fr
  • US2580328A - Opposed stone mandrel : en
  • FR996943A - Device for painting particularly applicable to ship hulls : en fr
  • FR996932A - Television image projector : en fr
  • CA479745A - Ballast for gaseous discharge devices : en fr
  • AT169987B - Extinguishing pipe arrester : de en
  • GB663923A - Improvements relating to lever operated electric switches : en
  • GB663594A - Improvements in or relating to reciprocating pumps for oil or other liquids : en
  • GB663654A - Improvements in or relating to fuel feeding apparatus for an internal combustion engine : en
  • GB663738A - Combination lens mounting and film support for microfilm apparatus : en
  • FR996606A - Transmission device for front wheel drive : en fr
  • DE825919C - Method and device for mixing and spraying liquids : de en
  • US2579574A - Vapor electric device : en
  • US2579757A - Visible card index : en
  • US2580351A - Cellulose sulfamylethyl ether : en
  • USD165540S - Neal purse : en
  • GB663663A - Improvements in or relating to electric devices for igniting fluid fuel : en
  • US2579562A - Material handling apparatus : en
  • GB663863A - Improvements in duplicating machines : en
  • GB663890A - Apparatus for treating dough to prevent adherence of same to baking tins and plates during baking operations : en
  • DE826092C - VHF spark plug tester : de en
  • AT169863B - Hoist with vertically adjustable boom : de en
  • AT169897B - Safety device for blocking gas lines when the gas pressure drops or the gas flame goes out : de en
  • US2579811A - Throttle control : en
  • AT169805B - Process for the preparation of polysiloxanes : de en
  • USD165526S - Handle fob refrigeeated cabinets : en
  • GB663701A - Rodenticidal compositions : en
  • GB663878A - Improvements in and relating to electrodes for electric discharge devices : en
  • DE826161C - Circuit arrangement for the transmission of impulses in telecommunications systems with dialer operation : de en
  • GB663562A - Improvements relating to filtering devices : en
  • GB663693A - Turbine driven unit : en
  • DE825961C - Fish tie bar : de en
  • DE1632915U - PNEUMATIC DRAINER FOR MINERAL OIL BARRELS AND OIL CONTAINERS. : de en
  • DE826332C - Blade attachment for axially loaded impeller machines : de en
  • AT169979B - Method and device for the recovery of energy from the natural vibrations of moving bodies : de en
  • AT169985B - Circuit for automatic signaling systems for selective testing of the value of characteristic resistors : de en
  • DE825975C - Drive for remote-controlled adjustable parts of devices for toy and model railway systems : de en
  • US2580022A - Stocking and method of production : en
  • AT169769B - Device for operating large clocks connected in series and driven by a master clock with unprotected hands : de en
  • DE1632961U - SLIDER FOR DETERMINING THE HOUR OF LIFE OF THE GLOW AND GAS DISCHARGE BULBS USED IN THE STREET LIGHTING. : de en
  • GB663812A - Improvements in or relating to apparatus for testing brakes of wheeled vehicles : en
  • GB663926A - Improvements in distillation and rectification columns and process for distilling by means of said columns : en
  • DE1632744U - HEAD PIECE FOR HOLLOW METAL PROFILE STRIPS. : de en
  • DE825890C - Building made of panel-shaped structural elements : de en
  • DE1632873U - SCHUKO SOCKET, IN PARTICULAR COUPLING SCHUKO SOCKET. : de en
  • CA479645A - Paper cups : en fr
  • US2579748A - Folding landing net : en
  • US2580100A - Implement raising and locking device : en
  • US2580130A - Fishing reel holder : en
  • DE1632649U - CHAIN MILLING MACHINE FOR PORTER HOLES. : de en
  • DE1632680U - INSOLE WITH STOCKING PROTECTION OR FOOT PROTECTION. : de en
  • AT169938B - sewing machine : de en
  • CA479683A - Circuit interrupters and systems : en fr
  • AT169879B - Cable car, in particular for transporting wood over plenters : de en
  • GB663540A - Improvements in oil burners : en
  • AT169920B - Pantograph : de en
  • CA479620A - Thread controlling and defect detecting devices : en fr
  • CA479612A - Variable tone duck calls : en fr
  • CA479800A - Manufacture of bonded fiber mats : en fr
  • DE825951C - Two-stage pump unit, especially for hydraulic presses : de en
  • AT169950B - Device for connecting cylindrical elements of large dimensions made of ceramic material : de en
  • CA479750A - Magnetic circuits and coil arrangements : en fr
  • DK73553C - Telephone device that can be used optionally as a desk device and as a wall device. : da en
  • FR996644A - Tool for installing staples intended for pinning sheets : en fr
  • FR996679A - Improvements made to assemblies comprising oscillating circuits, with capacitors : en fr
  • FR996705A - Mobile plant for the production of cellulosic pulp : en fr
  • US2579807A - Display apparatus : en
  • US2579960A - Method of making artificial dentures : en
  • US2580159A - Chlorosilyl benzenes : en
  • AT169927B - Fruit mill for power drive : de en
  • AT169952B - Control device for turbines : de en
  • AT169977B - Fluorescent material, preferably for an electric discharge tube : de en
  • AT169988B - Electric lamp with a so-called current bridge : de en
  • US2580021A - Method and means for generating high electrical potential : en
  • US2580283A - Coil annealing apparatus : en
  • US2580044A - Garment hanger : en
  • US2580131A - Method and apparatus for coating a lithographic plate : en
  • US2580255A - Distance gauge : en
  • AT169780B - Performance indicators for machines, in particular for motor vehicles : de en
  • AT169856B - Arrangement for driving vehicles, in particular railway vehicles : de en
  • DE1632946U - DEVICE FOR LAYING THE SIX-LOCK. : de en
  • DE826256C - Machine for the production of a continuous cigarette rod with mouthpiece inserts : de en
  • DE826300C - Process for the production of spatial images : de en
  • AT169982B - Arrangement for remote control of two or more polyphase motors : de en
  • GB663790A - Improvements in or relating to control mechanism for gramophone record playing apparatus : en
  • AT169758B - Microphone : de en
  • US2579984A - Filters for removing dust from gas or air : en
  • US2580288A - Anticorrosion compositions : en
  • CA479697A - Planters : en fr
  • DE1632754U - HOLDER FOR ELECTRIC BICYCLE LIGHTING MACHINES. : de en
  • DE826143C - Heat exchanger : de en
  • DE826288C - Deviation and inclinometer for boreholes of any, especially medium and small diameter : de en
  • US2579640A - Mold for forming a precut ice cream cake : en
  • USD165565S - Upstick tray : en
  • AT169973B - Arrangement for limiting the voltage of magneto-electric alternators, in particular bicycle alternators : de en
  • CA479784A - Smelting of metals : en fr
  • US2579675A - Work clamping device : en
  • US2579950A - Apparatus for feeding cut tobacco : en
  • AT169975B - Electric lighting device : de en
  • CA479699A - Grain drills : en fr
  • DE1632926U - TRANSPORT AND SALES CRATE MADE OF PLASTIC WITH PRICE LABEL. : de en
  • CA479732A - Resilient connections : en fr
  • DE826220C - Pressurized gas engine : de en
  • FR996852A - Device for mounting the constituent parts of a spark plug : en fr
  • AT169777B - Game machine : de en
  • AT169792B - Process for the production of new colorants from chrysene derivatives and intermediate products thereof : de en
  • DE1632675U - HANDLE FOR MOTORCYCLES, SCOOTERS AND THE LIKE. : de en
  • DE1632710U - SHOPPING TROLLEY FOR SELF-SERVICE STORES. : de en
  • DE1632636U - BANDAGE FOR INJURED FINGERS. : de en
  • US2580192A - Contour counter : en
  • USD165535S - Combined sole and heel unit for footwear : en
  • CA479762A - Methods of manufacturing electric discharge tubes : en fr
  • DE1632807U - OVAL EDGE AND DECORATIVE DISC. : de en
  • US2579634A - Molten bath furnace : en
  • US2579647A - Rotary wing aircraft : en
  • US2580032A - Sliding extension leaf for tables and cabinets : en
  • US2580061A - Hydraulic tapping device : en
  • CA479673A - Scroll chucks : en fr
  • CA479642A - Clamping and stretching tools for tire inner tubes and the like rubber goods : en fr
  • CA479783A - Organic cementing solutions : en fr
  • US2579611A - Knurling tool : en
  • US2580055A - Wire nail machine : en
  • US2580085A - Bandage : en
  • AT169771B - Device for generating ultrasound for medical purposes : de en
  • US2580345A - Vapor generating and control system : en
  • AT169959B - Quick coupling for pipes or similar lines : de en
  • AT169997B - Variable reactance, especially for automatic frequency control of an oscillator : de en
  • CA479791A - Fastening devices : en fr
  • DE1632677U - PUSH HANDLE FASTENING. : de en
  • DE826268C - Mobile self-unloader : de en
  • DE1632704U - SWIVELING SINGLE- OR MULTIPOLE HIGH-VOLTAGE LIQUID SWITCHES FROM THE OPERATING POSITION. : de en
  • GB663782A - Improvements in and relating to multi-channel electric pulse signalling systems : en
  • AT169984B - Low pressure gas discharge lamp : de en
  • FR996689A - Hernial bandage enhancements : en fr
  • GB663563A - Improvements in or relating to injection moulding copolymers : en
  • GB663877A - Apparatus for photographically reproducing originals in which the time of exposure is independent of the scale of enlargement : en
  • GR13344B - METHOD OF MANUFACTURING CYLINDER CYLINDER HEADS OF LIQUID ENGINES. : el en
  • GB663531A - Improvements in mine props : en
  • CA479758A - Manufacture of refractories : en fr
  • CA479707A - Parachute canopies : en fr
  • DE1632869U - REINFORCED MEMBRANE FORM FOR ACOUSTIC PURPOSES. : de en
  • US2580177A - Reversible window sash : en
  • US2580147A - Wire fence gate : en
  • US2580208A - Electromagnetic transducer head assembly : en
  • US2579585A - Stator winding machine : en
  • AT169871B - Conveyor system : de en
  • DE1632642U - LADIES HANDBAG. : de en
  • DE1632909U - MOTORCYCLE PANNIER CARRIER WITH ARM SITTING ON A CROSS STRUT OF THE BASE FRAME : de en
  • DE825914C - Hairpin : de en
  • CA479621A - Mailing folders : en fr
  • DE826176C - Tube base and socket : de en
  • FR996704A - Improvements to devices intended for the manufacture of cellulose pulps : en fr
  • US2579923A - Adjustable guide arm : en
  • US2580146A - Seam ripping attachment for sewing machines : en
  • DE826179C - Electric iron : de en
  • DE826304C - Hardening of the elevation of railroad tracks : de en
  • DE1632941U - WASHBOARD. : de en
  • DE825988C - HEATING SURFACE FURNACE. : de en
  • GB663593A - Improvements in or relating to agricultural, horticultural or like implements : en
  • US2580090A - Handley : en
  • USD165561S - Oven door handle : en
  • US2579876A - Pulldown cabinet : en
  • US2580279A - Automatic pipe-cutting machine : en
  • AT169791B - Process for printing structures made of cellulose, such as textiles, paper or the like, with chrome dyes : de en
  • US2580002A - Process for the production of ethylene : en
  • USD165518S - Deodorant holder or the like : en
  • US2579623A - Multiple replaceable unit fuse : en
  • US2579992A - Ground testing device : en
  • US2580001A - Air-cooling apparatus for vehicle wheels : en
  • US2580153A - Stove and adjustable plates for the oven thereof : en
  • US2579541A - Control mechanism for the delivery stack of sheet working machines : en
  • US2579648A - Electrical motor control apparatus : en
  • US2580042A - Orthodontic apparatus : en
  • US2579814A - Hat bat shrinking machine : en
  • DE1632875U - FASTENING THE HOUSING CAP OF INSTALLATION SWITCHES. : de en
  • GB663832A - Method for manufacturing a cellular structured rubber product : en
  • USD165504S - Bell slingshot : en
  • US2580178A - Collapsible high chair : en
  • CA479614A - Anchors for mortise and tenon joints : en fr
  • AT169773B - Exposure apparatus for making contact copies : de en
  • US2579537A - License plate reinforcement sign : en
  • US2579531A - Process for extracting gold and silver : en
  • US2579618A - Indicator lamp assembly for multicircuit electric appliances : en
  • US2580301A - Polyvinyl chloride resin plasticized with a mixture of polyalkylated benzophenones : en
  • DE826042C - Photo cell for recording long-wave light signals : de en
  • US2579521A - Pinking shears and method of manufacturing same : en
  • GB663690A - A process for the manufacture of phenylmethyldichlorosilane : en
  • GB663522A - Improvements in automatic measuring or/and control systems : en
  • FR996822A - Home security appliance : en fr
  • GB663770A - Preparation of silicon-containing heteropolymers : en
  • GB663733A - Dimethylamino vitamin a and its conversion to vitamin a : en
  • USD165515S - Window valance : en
  • US2579621A - Safety latch : en
  • FR996794A - Esters of thiopyrophosphoric acid and process for obtaining them : en fr
  • GB663916A - Improvements in or relating to cooling apparatus : en
  • DE825895C - Casting base for films and foils : de en
  • US2579501A - Separation of wax by filtration with flue gas chilling : en
  • US2579579A - Direct-current generator : en
  • US2579855A - Valve : en
  • US2580169A - Dehorning paste applier with magazine feed : en
  • US2580316A - Apparatus for rapid solution and/or suspension of powdered solids : en
  • GB663529A - Improvements in table games : en
  • US2579749A - Sprocket wheel construction : en
  • DE826212C - Device for removing the hop vines from the hop rows : de en
  • DE826105C - Filling device for fuel tank : de en
  • DE826200C - Drawing device for the production of logarithmic paper : de en
  • CA479676A - Wire packaging apparatus : en fr
  • US2579614A - Combustion chamber with rotating fuel and air stream surrounding a flame core : en
  • US2580095A - Electronic code pulse transmitting circuit : en
  • DE1632638U - URINE BED BOTTLE. : de en
  • FR996917A - Chopper-crusher for coiled materials : en fr
  • GB663659A - Improvements in or relating to stringer tapes for fasteners : en
  • US2579454A - Perforated board and push pin for a salvo game : en
  • US2579599A - Slidable and adjustable seat : en
  • FR996769A - Method and device for stabilizing the arc in electric welding : en fr
  • GB663736A - Cationic urea formaldehyde resin and its applications : en
  • AT169851B - Bed insert : de en
  • US2579753A - Punching and forming mechanism : en
  • DE825998C - Electroacoustic conversion unit : de en
  • US2579478A - Heterocyclic compounds : en
  • GB663579A - Improvements in and relating to apparatus for cutting sheets from webs of cardboard, paper, and the like : en
  • GB663636A - An improvement in or relating to machines for rigging and plaiting textile fabrics : en
  • US2579472A - Vibration dampening support for cleaning and extracting apparatus ratus : en
  • US2579848A - Butter conditioner : en
  • AT169878B - Steering device for vehicles with geometrically exact setting of the steering wheels : de en
  • GB663761A - Improvements in the manufacture of polyamides by condensation in presence of catalysts : en
  • FR996804A - New way of building up swimsuits, bras, clothing and underwear : en fr
  • FR996764A - Universal extractor device : en fr
  • FR996945A - Advanced suction or blower machine : en fr
  • GB663873A - Device for raising liquids containing solid matter in suspension from foundation caissons : en
  • DE1632789U - ARRANGEMENT FOR RADIATION-PROOF CONTAINER FOR RADIATION-PROOF CONTAINER. : de en
  • US2579879A - Gyratory valve for hydraulic pumps or motors : en
  • US2580312A - Convertible airplane and helicopter : en
  • DE1632845U - PACKAGING OF COATING COMPOUND FOR CONFECTIONERY AND BAKERY PURPOSES. : de en
  • FR996687A - Linear motion crankshaft motors : en fr
  • FR996886A - vice : en fr
  • GB663649A - Improvements in terminal arrangements for helically coiled electric heating elements : en
  • DE826118C - Mixing and balancing device for clay, loam and similar substances : de en
  • GB663543A - Servo-mechanism for controlling the liquid fuel supply system of a prime mover, or other combustion apparatus : en
  • FR996666A - Manufacturing process of electric heating elements : en fr
  • FR996940A - Method of wrapping hooks for slates or the like : en fr
  • GB663896A - Improvements in clothes airers or driers : en
  • DE1632776U - IRON WITH CLIP-ON LAMP. : de en
  • DE1632864U - BOLDER BAG. : de en
  • US2579720A - Drill device : en
  • US2579471A - Control system for directive device : en
  • AT169795B - Process for the production of new vat dyes : de en
  • DE1632916U - LIQUID FILLING AND MEASURING DEVICE. : de en
  • DE825952C - Rim tape : de en
  • USD165562S - Thomas utility purse : en
  • FR996785A - Process and machines for the manufacture of agglomerates : en fr
  • GB663613A - Improvements in adjustable fittings for scaffolding, shores, trestles, shuttering and the like : en
  • US2579673A - Circuit breaker : en
  • US2580325A - Treatment of polymer emulsions : en
  • CA479665A - Press roll assemblies : en fr
  • CA479747A - Handle carrier cartons : en fr
  • US2579506A - Wheel cover : en
  • US2579872A - Educational talking toy : en
  • USD165531S - Corn popper : en
  • DE826246C - Method for connecting perpendicular pipes of different diameters, in particular the stiles and rungs of ladders : de en
  • FR996944A - Servo control device : en fr
  • CA479629A - Roof hooks : en fr
  • CA479727A - Separation of immiscible liquids : en fr
  • US2580019A - Method for washing butyl reactors with isobutylene : en
  • US2580264A - Method of forming artificial breasts : en
  • US2579476A - Engine room telegraph : en
  • GB663581A - Improvements in or relating to barrels for barrel polishing : en
  • US2579887A - Selective writing instrument : en
  • DE1632643U - WALLET IN THE STRAP OF SHOPPING BAGS AND CITY BAGS. : de en
  • US2579945A - Yarn doll cap : en
  • DE1632825U - HAND TRIMMER FOR GRINDING WHEELS, IN PARTICULAR SMALL AND SMALL GRINDING WHEELS. : de en
  • DE826053C - Method and device for producing fibers from glass : de en
  • GB663514A - Improvements in or relating to a carriage for handling soaking pit covers : en
  • DE825954C - Measuring and dispensing device for oil and other liquids for shop use : de en
  • US2579946A - Process for filtering glyceride oils : en
  • DE826234C - Lubricating device on sewing machines : de en
  • GB663811A - Improvements in and relating to the manufacture of electric dry batteries : en
  • DE1632756U - ABUTMENT FOR IN PARTICULAR ON THE REAR FRAME OF BICYCLES OR THE LIKE. LUGGAGE RACKS TO BE ATTACHED. : de en
  • DE826346C - Jack with clamping hoist : de en
  • DE826191C - Process for the production of facade walls : de en
  • DE1632793U - TOOTH BRACKET. : de en
  • FR996614A - Improvements to lubrication devices, especially for pneumatic tools : en fr
  • FR996783A - Process for the manufacture of mower fingers : en fr
  • GB663871A - Improvements in or relating to door closures for large buildings such as hangars, power houses and the like : en
  • FR996754A - Improved mechanism for obtaining the displacement of an organ with a slow movement, particularly applicable to the control of electrical contacts : en fr
  • FR996623A - Improvements to spades : en fr
  • USD165517S - Expansible link chain for a bracelet or the like : en
  • GB663842A - A new or improved method of producing bi-metallic printing forms : en
  • US2579937A - Foldable golf bag carrier : en
  • US2580070A - Synthesis of acyl halides : en
  • DE826044C - Process for the separation of electrically conductive substances, especially liquids and solids : de en
  • DE825902C - Test or measuring device : de en
  • DE826098C - Slider : de en
  • DE1632935U - BAG FOR CLOTHES. : de en
  • GB663749A - Improvements in nozzle attachment for filling tanks : en
  • US2579542A - Pulse transformer circuit : en
  • US2579662A - Ventilating device : en
  • US2579703A - Submersible tank for supporting offshore structures : en
  • US2579829A - Liquid fuel burner with oil precirculation : en
  • US2579891A - Ventilated wall structure for dry seal gasholders : en
  • DE1632942U - CLEANING BRUSH. : de en
  • DE826207C - Method for determining a component in a mixture, in particular gases : de en
  • US2579912A - Container opener : en
  • US2580119A - Pillow block : en
  • US2580235A - Manufacturing wet process cement : en
  • CA479780A - Automatic regulation of electric steam generators : en fr
  • DEL0003566MA - Device for the production of objects from molding compound with an insert that contrasts in color with the surface of the object : de en
  • AT169857B - Tipping frame for trucks : de en
  • US2579711A - Double-acting proportional hydraulic pressure power amplifier : en
  • US2579712A - Drill bit : en
  • CA479648A - Heat exchange apparatus : en fr
  • SE134030C1 - Heat exchangers with facing walls provided with grooves : en sv
  • US2579983A - Apparatus for operating automatic telephones : en
  • US2580144A - Adjustable table attachment : en
  • US2580252A - Venetian blind : en
  • US2579752A - Process for blackening iron and steel and composition of matter therefor : en
  • US2580275A - Color sorting machine : en
  • US2580307A - Milling machine feed drive transmission : en
  • AT169784B - Dipstick for measuring the volume of containers : de en
  • US2579796A - Motor operated chuck : en
  • DE826298C - Superheater steam box : de en
  • DE825938C - Method of cleaning rigid material : de en
  • US2579608A - Valve return device : en
  • US2580137A - Electrode holder for arc lamps : en
  • US2579590A - Frequency modulator : en
  • DE826060C - Multi-burner gas cooker : de en
  • DE826148C - Transistor amplifier for electrical oscillations : de en
  • CA479723A - Cathodes for electron discharge devices : en fr
  • CA479744A - Lateral deflection ultra-high frequency tubes : en fr
  • GB663589A - Improvements in or relating to magnetic compass : en
  • GB663853A - Process of colouring textile materials : en
  • US2579815A - Extrusion apparatus : en
  • US2579988A - Tractor mounted planter : en
  • US2580356A - Cork pistol : en
  • US2579834A - Moving catalyst conveesion system : en
  • AT169866B - Hydraulic braking system : de en
  • CA479675A - Methods and apparatus for manufacturing gas-filled cables : en fr
  • US2579969A - Shaft drive for internal-combustion engines and the like : en
  • US2580221A - Catalytic dehydrogenation of piperazine to pyrazine : en
  • FR996789A - Improvements in the production of films from a polymer crystalline devinylidene chloride : en fr
  • DE1632613U - DEVICE FOR DISPENSING OIL OR THE LIKE. : de en
  • DE1632889U - GLARE PROTECTION AND CALIBRATION OF THE CH4 PERCENTAGE ON THE GLASS CYLINDER OF THE WEATHER LAMP. : de en
  • DE826095C - Valve with variable stroke, especially throttle valve for sound signal devices : de en
  • GB663810A - A process for the manufacture of phenyldichlorosilane : en
  • GB663900A - Improvements in or relating to means for fitting tools to cultivating machines : en
  • FR996703A - Fire-retardant coating and sheet, plate, plank or panel material comprising said coating : en fr
  • US2579723A - Magnetic device : en
  • CA479662A - Control systems : en fr
  • DE825918C - Milk container for dairies : de en
  • GB663553A - Improvements in or relating to choleretic agents and methods of making same : en
  • US2579669A - Catalytic isomerization of acetylenic hydrocarbons : en
  • US2579866A - Motor vehicle cleaning apparatus having rotary brushes mounted on pivoted carriers : en
  • GB663584A - Windshield clearing system : en
  • GB663700A - Method of producing a crystalline mixture of hexamethylenetetramine thiocyanic acid and ammonium sulphate : en
  • FR996808A - Device for retracting office machines into tables, drawers or the like : en fr
  • GB663907A - Improvements in or relating to thermally responsive elements : en
  • DE825906C - Crystallographic examination method : de en
  • FR996753A - Optical device for obtaining relief by viewing a single image : en fr
  • DE1632682U - CLEANING MACHINE. : de en
  • DE826031C - Circuit arrangement for measuring the coil quality : de en
  • US2579997A - Roadside signpost : en
  • DE1632828U - TECHNICAL DRAWING DEVICE. : de en
  • US2580176A - Adjustable empennage : en
  • US2580211A - Margin stop position indicator for typewriters : en
  • AT169810B - Process for the production of ferromagnetic powders with high coercive force as well as permanent magnets made from them : de en
  • AT169832B - Process for the production of therapeutically effective substances which are sensitive to oxidation, such as, in particular, pharmaceutical preparations containing vitamins or hormones : de en
  • USD165516S - Wheeled carrier : en
  • US2580005A - Extreme pressure lubricating compositions : en
  • US2580163A - Nonextruding expansion joint : en
  • US2579588A - Ear ornament clasp : en
  • DE1632989U - STEEL PROTECTIVE CAP FOR ACCIDENT PROTECTION SHOES IN INTERIOR PROCESSING. : de en
  • DE825934C - Belt drive with step pulleys : de en
  • FR996775A - Development of pilot signal communication systems : en fr
  • GB663854A - Electric discharge tube : en
  • US2579816A - Voltage regulator : en
  • US2580341A - Fluid compressor and cooling apparatus therefor : en
  • US2580361A - Gaff : en
  • US2579591A - Relay system : en
  • US2579728A - Saw blade : en
  • US2579624A - Replaceable multiple unit fuse plug : en
  • US2580314A - Garment with expandible opening : en
  • CA479641A - Methods of and apparatus for dissolving salt : en fr
  • DE1632676U - FRONT SUSPENSION WITH V-BELT TENSIONER FOR AUXILIARY BICYCLE MOTOR. : de en
  • DE826057C - Method and device for treating large walls, in particular for anti-reflective coating of glass panes : de en
  • DE1632896U - WORK EQUIPMENT FOR HOLZFAELLER. : de en
  • CA479670A - Automatic burner controls : en fr
  • DE1632748U - DOOR LOCKING DEVICE FOR VEHICLES. : de en
  • DE1632924U - DEVICE FOR ATTACHING MASTS TO BRIDGE CARRIERS OF SPEILZEUG- AND MODEL RAILWAY SYSTEMS. : de en
  • GR13340B - METHOD AND CONSTRUCTION FOR THE EXPLOSION OF RADIATED WATER AND STEAM IN THE FORM OF CONFECTIONAL PUSSIONS IN A LIQUID, ESPECIALLY THROUGH THE CONTENTS : el en
  • DE826016C - Telecommunication system with several exchanges with dial-up operation : de en
  • DE826028C - Synchronous circulating rectifier for 1-3 phases : de en
  • FR996869A - Improvements to tool trolleys, especially those for pushing around : en fr
  • US2580278A - Pump : en
  • USD165528S - Brooch ob the like : en
  • FR996799A - Device for recording variations in the mean frequency of discontinuous phenomena : en fr
  • FR996935A - Sophisticated packaging : en fr
  • FR996602A - Improvements to pumps for the injection supply of internal combustion engines : en fr
  • GB663780A - Improvements in or relating to a pressure relief plug for a pressure cooker or the like : en
  • AT169864B - Process for sieving or classifying moist substances in powder form or other small grains without drying them beforehand : de en
  • AT169929B - Magnetic flywheel igniter for internal combustion engines : de en
  • DE826175C - Process for the production of dry rectifiers, in particular selenium rectifiers : de en
  • DE1632843U - FREE-FLYING TOY WITH PROPELLER AND WING. : de en
  • DE1632888U - TEMPERATURE MONITORING DEVICE FOR INSTALLATION IN TANK AND PIPING. : de en
  • FR996892A - Application of elastic suspension to cycles and motorcycles, in particular for handlebar suspension : en fr
  • GB663872A - Improvements in or relating to electric pulse signalling systems : en
  • US2580198A - Check valve and venting means for hydrants : en
  • GB663702A - Improvements in or relating to copolymers and to lubricant compositions containing them : en
  • DE1632816U - COMBINED CONVEYOR WAGON. : de en
  • GB663575A - An improved process for the development of light-sensitive diazotype layers : en
  • DE825905C - Process for the treatment of silver halide electrodes used to measure ion concentrations : de en
  • FR996757A - : fr
  • DE1632705U - ELECTRIC CABLE GUIDES FOR BACK AND WAY PARTS, IN PARTICULAR ON MACHINE TOOLS. : de en
  • DE1632968U - ELECTRIC HEATER FOR USE IN BATHROOMS. : de en
  • DE1632800U - LIGHTWEIGHT CONSTRUCTIONS THAT DO NOT THROW. : de en
  • DE1632662U - CLAMPING ORGAN FOR HOLDING THE KNIVES IN THE CUTTER KNIFE HEADS. : de en
  • DE1632987U - DEVICE FOR LOCKING LIFTING DOORS AND LIFTING WINDOWS, IN PARTICULAR ON ONE SIDE EDGE. : de en
  • DE1632750U - GRILLE FOR MOTOR VEHICLES. : de en
  • FR996825A - Process for the construction of residential walls and elements for the implementation of this process : en fr
  • GB663621A - Method of preparing a hydrophilic cellulose gel : en
  • US2580229A - Long-range haulage conveyer system : en
  • DE825996C - Membrane for condenser microphone : de en
  • DE826038C - Electrical discharge vessel : de en
  • US2580181A - Self-locking folding box : en
  • DE826322C - Ceramic dielectric for high-frequency technology, especially for capacitors as well as oscillating crystal and control crystal : de en
  • US2579484A - Shovel handle : en
  • US2580124A - Piston ring : en
  • DE1632812U - PRESENTATION CARD FOR BRAKE HOLDER. : de en
  • US2579528A - Differential electronic amplifier : en
  • US2579644A - Surveying target : en
  • US2579540A - Gripper release mechanism for sheet handling machines : en
  • US2579874A - Paint stirrer and blender : en
  • US2579641A - Spring unit for stripper devices : en
  • US2579515A - Halohydroxy ethers : en
  • US2580191A - Pneumatic thread remover : en
  • AT169965B - Device on motor mowers to form a side mowing : de en
  • GB663919A - Optical bleaching agent : en
  • US2580257A - Device for moving ice-cream cones into position for receiving ice cream and then delivering them to a customer : en
  • US2579708A - Dumping mechanism : en
  • US2579756A - Plastic casket : en
  • DE1632955U - DEVICE FOR CENTRAL CONTROL FOR BARREL WEIGHT LEVER. : de en
  • AT169847B - Process for the production of guilloche patterns, in particular for button punching : de en
  • AT169955B - Piston seal : de en
  • US2579791A - Starting and stopping mechanism : en
  • US2579818A - Spring assembly : en
  • AT169931B - Device for the orderly transfer of zip fastener links from a storage container into a gutter : de en
  • DE826278C - Kickback catcher for the driver (picker) on flipped looms : de en
  • US2580299A - Pile driving measuring instrument : en
  • US2580377A - Curling iron and pressing comb heater : en
  • CA479677A - Lamp holders for circular lamps : en fr
  • USD165511S - Typewriting machine : en
  • AT169751B - Discharge lamp : de en
  • AT169960B - Device for reading out seeds or similar goods : de en
  • DE825946C - Process for the production of scythes and sickles : de en
  • US2579999A - Phonograph turntable spindle : en
  • DE1632940U - DRAIN DEVICE FOR WASHING MACHINES. : de en
  • AT169799B - Process for the continuous separation of hydrogen sulfide from gases : de en
  • GB663583A - Improvements in or relating to negative feedback amplifiers : en
  • DE825901C - Precision probe for length measuring devices : de en
  • DE1632962U - RESERVATION CALENDAR. : de en
  • AT169855B - Front wheel drive device for manually steered vehicles, in particular bicycles : de en
  • GB663612A - Improvements in and relating to pulse generating circuits : en
  • GB663754A - Method and apparatus for high vacuum distillation : en
  • US2580219A - Controlled humidity refrigerator : en
  • US2579919A - Can body flanging mechanism : en
  • US2580155A - Proximity detector employing microwaves : en
  • US2579527A - Method and means for loading dry granular mixtures : en
  • CA479709A - Production of filamentous structures : en fr
  • CA479741A - Governors for impact tools : en fr
  • AT169963B - Auxiliary device for quargel production : de en
  • CA479627A - Ski tow devices : en fr
  • AT169914B - Process for the preparation of nitrogenous polymerization products : de en
  • CA479686A - Polyphase circuit interrupters : en fr
  • US2579733A - Coated seed : en
  • AT169990B - Optical element : de en
  • GB663687A - Drag line scraper : en
  • GB663592A - Improvements in or relating to door closing or controlling means : en
  • DE826029C - Arrangement for monitoring and regulating the air supply from fans for electrical devices to be cooled : de en
  • DE1632932U - LADIES LEG DRESS. : de en
  • DE1632949U - DUEBEL HOLE DRILL JIG. : de en
  • DE1633000U - CORROSION-PROOF HEATING, INCUBATION OR DRYING CABINET WITH ELECTRIC OR OTHER HEATING. : de en
  • GB663601A - Inflatable catheters having pre-formed balloon sacs : en
  • AT169958B - Drum hay machine with tractor drive : de en
  • CA479628A - Sealed sleeve type bearings : en fr
  • US2579975A - Lever lock : en
  • US2580164A - Photographic slide viewer : en
  • US2580363A - Rotor blade construction : en
  • DE826193C - Door windscreen : de en
  • DE826303C - Procedure for cooling non-aqueous liquids : de en
  • US2580041A - Automatic depletion indicating support for containers : en
  • GB663710A - Improvements in and relating to arresting gear for aircraft : en
  • DE1632977U - FIRE DEPARTMENT LOESCHBOTTICH. : de en
  • DE826108C - Device for locking the window sash : de en
  • GB663611A - Improvements in or relating to the production of ultra-high frequency energy of desired frequency by electron discharge apparatus : en
  • GB663788A - Improvements in the manufacture of alloy steels : en
  • US2579509A - Apparatus for removing moisture from heat insulating walls : en
  • GB663538A - Improvements in or relating to continuous saponification processes : en
  • DE1632956U - MOTOR FOR LISTENING AND EDITING TABLES FOR SOUND FILM TAPES. : de en
  • DE1632970U - ELECTROMAGNETIC DISC CLUTCH. : de en
  • DE825964C - Ink feed for fountain pen : de en
  • DE826334C - Process for the production of castings with preferably undercuts : de en
  • FR996654A - Improvements to control devices for electrical circuits of motor vehicles : en fr
  • FR996879A - Machine for assembling retaining rings on caps intended for closing bottles, jars or the like : en fr
  • US2580068A - Process of removing sulfur compounds and carbon monoxide from hydrogen : en
  • FR996923A - Motor vehicle, especially small truck : en fr
  • DE826174C - Hydro-magnetic adjustment device with vibration-damping suspension : de en
  • CA479667A - Methods of compass compensation : en fr
  • DE826225C - Valve : de en
  • FR996843A - Device for the suppression of parasitic echoes in a radar : en fr
  • USD165514S - Cosby hairbrush : en
  • USD165543S - Earring or the like : en
  • GB663888A - Multiple-ply corrugated paper padding : en
  • FR996877A - Products for preparing bast vegetable fibers for spinning: flax, hemp, sisal, etc. and new products obtained by this treatment : en fr
  • GB663544A - Improvements in and relating to thermionic valve amplifiers : en
  • GB663735A - Improvements in or relating to automatic positioning apparatus : en
  • DE826251C - Spring housing for the roll axis of shutters : de en
  • FR996814A - Improvement in locking latch locks : en fr
  • DE826197C - Process for the production of synthetic resin foam insulating bodies provided with a cover : de en
  • FR996652A - Improvements made to processes and apparatus for detecting breaks in synchronism between machines in AC networks : en fr
  • GB663572A - Improved apparatus in and relating to driving gear : en
  • GB663809A - Improvements in or relating to hose couplings or connections : en
  • DE1632602U - OPTICAL BODIES MADE OF GLASS AND SIMILAR MATERIALS. : de en
  • DE1632847U - ELEVATOR FOR AGRICULTURAL FARMING. : de en
  • DE826203C - Process for the production of lenticular screens for optical purposes, e.g. for reproduction and projection, especially stereo projection : de en
  • US2579870A - Appliance for cleaning venetian blinds : en
  • USD165533S - Sun glasses : en
  • USD165539S - Thermostat casing : en
  • DE1632737U - REFLECTIVE ENAMEL AND PAINT SIGN. : de en
  • US2580217A - Electronic musical instrument : en
  • DE826258C - Continuously working toggle press for peat : de en
  • GB663825A - Constant starting voltage discharge lamps : en
  • DE826266C - Mobile self-unloader : de en
  • GB663795A - Board game and pieces : en
  • GB663796A - Improvements in or relating to vacuum operated fuel feeding systems : en
  • GB663828A - Improvements in and relating to apparatus for controlling the ratio of the flow of two fluids : en
  • US2579732A - Coated seed : en
  • USD165558S - Finger ring : en
  • DE1632658U - DRIPPING OILER LOWER PART, ESPECIALLY FOR VASE DRIPPING OILER. : de en
  • US2579479A - delta 1, 4-pregnadiene-17alpha-ol-3-ones : en
  • US2579867A - Extraction process : en
  • DE1632953U - LIQUID LEVEL METER. : de en
  • AT169783B - Circuit for amplifying electrical voltages or currents and the device used in this circuit : de en
  • AT169821B - Electric power transmission, in particular for traction vehicles : de en
  • DE1632621U - BUTTERFLY TIE. : de en
  • DE1632957U - ADJUSTMENT DEVICE FOR LENSES, IN PARTICULAR FOR STAND-UP IMAGE SIGNS. : de en
  • DE1632974U - ILLUMINATED SIGN. : de en
  • US2579477A - Air-conditioning apparatus and the like : en
  • US2580074A - Electric-light service indicator : en
  • US2580285A - Platen knob with telescoping clutch knob : en
  • US2579717A - Liquid level indicator : en
  • US2579645A - Maternity garment : en
  • US2579740A - Convertible folding reading stand : en
  • DE826110C - Methods and machines for polishing sinkers, dividers and loop-forming tools in knitting machines : de en
  • GB663777A - Improvements in or connected with apparatus for building walls and the like : en
  • DE1632667U - DEVICE FOR INDEPENDENT TURNING OF ADVERTISING SHEETS OR THE LIKE. : de en
  • DE825882C - Fan for air freshening : de en
  • DE1632866U - MARKING SIGNS FOR ROADWAY. : de en
  • DE1632771U - SPARK CANDLE. : de en
  • CA479778A - Vibrators : en fr
  • AT169754B - Resonance relay for remote control systems in power networks : de en
  • AT169936B - Closed-shed dobby : de en
  • CA479728A - Preparation of azine dyestuff images : en fr
  • AT169924B - Training of the head at Siemens-Martin ovens : de en
  • DE1632938U - CHAIN JOINT ATTACHMENT TO FOX TAIL AND SIMILAR CHAINS. : de en
  • US2579486A - Hopper feed : en
  • US2579900A - Improved calcium halo-phosphate phosphor : en
  • DE1632691U - DEVICE FOR DETERMINING THE PROCESSABILITY OF STONES. : de en
  • GB663719A - An improved tape feeding device, more particularly for telegraph transmitting apparatus : en
  • AT169943B - typewriter : de en
  • DE1632661U - SHUT-OFF DEVICE, IN PARTICULAR FOR LIQUID LINES. : de en
  • GB663550A - Improvements in or relating to the production of colour photographic images : en
  • DE1632876U - LIGHTING SYSTEM FOR DRIVING BIKES AND MOTORCYCLES. : de en
  • US2580357A - Apparatus for the preparation of metal halides : en
  • US2579782A - Holster harness : en
  • US2579930A - Tool with cushioned hand grip : en
  • DE826342C - Grapple for bulk loading : de en
  • US2580304A - Circuit breaker operation counter : en
  • CA479751A - Vibrator power supplies : en fr
  • DE825978C - Electromagnetically operated pendulum : de en
  • DE825981C - Electric flat lamp for coal mining : de en
  • DE826006C - Equalizer arrangement with frequency-proportional change in damping : de en
  • GB663683A - Improvements in or relating to rear-lighting fittings for vehicles : en
  • US2580371A - Method of and apparatus for pickling tubes : en
  • US2579586A - Electronic phase shifter : en
  • DE826140C - Ice cube box : de en
  • DE1632995U - GAUGE DEVICE FOR SHOE TOE. : de en
  • DE826181C - Method for regulating the switching time for intermittently operating or briefly switched on electricity consumers, in particular for regulating the welding time in resistance welding machines : de en
  • CA479729A - Methods of preparing calcium silicate phosphor : en fr
  • AT169765B - Decimal place indicator : de en
  • US2579610A - Surface protecting materials and methods of making the same : en
  • US2580038A - Mineral oil containing resinified esters of salicylic acid : en
  • DE825943C - Cutter head and procedure for its alignment and for aligning the blades : de en
  • FR996936A - Improvement in gearboxes : en fr
  • GB663752A - Improvements in or relating to a method and apparatus for continuous filtration of fluids : en
  • FR996707A - Keyboard warmer for typewriters : en fr
  • DE826018C - Circuit arrangement for the automatic distribution of calls to free workplaces : de en
  • US2579921A - Combined sofa and hollywood bed : en
  • FR996632A - Improvements made to electric calculating machines, in particular for the binary system : en fr
  • GB663716A - Improvements in or relating to circuits for demodulating modulated-pulse signals : en
  • FR996937A - Application of tubular fabrics to the mass production of a wide variety of fabrics and made-up products : en fr
  • FR996881A - Ballpoint pen : en fr
  • GB663626A - Improved apparatus for the insertion of metallic reinforcements into plastic substances : en
  • US2580045A - Stepladder : en
  • FR996653A - Nerve puller, canal enlarger, stuffer or the like for dentistry : en fr
  • FR996725A - Stylograph refinements : en fr
  • DE1632841U - TIRE WHEEL FOR TOY VEHICLES. : de en
  • GB663625A - Improvements relating to methods and apparatus for modulating ultra-short waves : en
  • FR996619A - heat exchanger : en fr
  • GB663897A - Sound-insulating panel : en
  • FR996609A - Process of metallization of dental porcelains allowing their fixation on the metal prosthesis plates : en fr
  • GB663652A - An improved cap for rigid mine supports : en
  • US2580227A - Gauge : en
  • DE825873C - Comb cleaning device : de en
  • DE826348C - Door, window or the like : de en
  • DE1632755U - MOTORCYCLE SHIELD WITH ADJUSTABLE COOLING FLAPS. : de en
  • FR996636A - Method and apparatus for detecting and measuring volatile products, in particular noxious products : en fr
  • US2580056A - Electrically lighted wall switch plate : en
  • GB663746A - Improvements in or relating to eyeletting machines : en
  • DE826101C - Electro-hydraulic adjustment device : de en
  • DE1632794U - SHOE INSOLE FOR FALL, KALEVES AND SPREAD FOOT. : de en
  • DE826173C - Improvements in the structure of galvanic dry cells : de en
  • DE1632722U - SPACE RADIATOR. : de en
  • DE1632806U - METAL SPRAY HIP SUPPORT DEVICE. : de en
  • DE826013C - Circuit arrangement for telephone systems with dialer operation : de en
  • FR996922A - Device for shooting and projecting in color cinematography and similar applications : en fr
  • AT169896B - Malschloss : de en
  • CA479644A - Bands made of plate material : en fr
  • US2580004A - Removal of iron from regenerated cracking catalyst fines : en
  • US2579664A - Scale : en
  • US2580028A - Superregenerative receiver : en
  • US2580358A - Method for storing perhaloacetyl peroxide and stabilized perhaloacetyl peroxide : en
  • GB663602A - Improvements in electrical contact sockets with longitudinal slits and a method as well as a device for the production of said sockets : en
  • GB663901A - Improvements in or relating to the cracking of sulphurous petroleum oils : en
  • DE1632998U - DEVICE FOR THROWING PAPER SNAKES. : de en
  • FR996713A - Method for directly detecting, measuring and using, for control purposes, variations in speed and especially variations in angular speed and oscillatory angular speed : en fr
  • US2579764A - Timer for controlling the operation of photographic enlargers : en
  • AT169900B - Wick guide for lighters : de en
  • AT169895B - Attachment for gas cookers : de en
  • AT169842B - Brick factory : de en
  • AT169852B - Externally fired shaft furnace for burning limestone, dolomite and the like. : de en
  • US2579480A - Ultrahigh-frequency electron discharge apparatus : en
  • DE826008C - Arrangement for actuating an electric lamp switch : de en
  • GB663850A - Manufacture by electro-deposition : en
  • CA479659A - Methods for preparing sodium penicillin : en fr
  • US2580300A - Polyalkyl benzophenone mixture : en
  • AT169849B - Cutting tool for producing gears using the hobbing process : de en
  • DE826284C - Device for adjusting headlights, in particular for rail vehicles : de en
  • AT169755B - Method for insulating cables or electrical lines : de en
  • AT169939B - Cloth clamp for sewing machines : de en
  • CA479684A - Circuit interrupters : en fr
  • DE1632973U - HAMMER THROWBREAKER WITH PENDULUM HANGING HAMMER CLAMPS. : de en
  • DE825927C - Method and device for operating diaphragm valves : de en
  • FR996641A - Light modulator applicable in particular to stereophonic sound recording : en fr
  • FR996898A - Device for capturing cinders on railway locomotives : en fr
  • CA479772A - Self-adjusting bits and holders : en fr
  • DE826227C - Stepless transmission : de en
  • US2579862A - Hedge cutting machine : en
  • DE825874C - Lip or eyebrow pencil : de en
  • DE825892C - Spiral countersink with tenon : de en
  • US2580226A - Bath implement : en
  • US2580165A - Locking device for platform rockers : en
  • US2580186A - Take-up reel for knitting machines and method of operation : en
  • AT169762B - Self-supporting aerial cable : de en
  • US2579674A - Detachable receptacle for portable baby bathing outfits : en
  • DE1632901U - SMOKER CONTAINER. : de en
  • DE1632925U - INSULATOR FOR PARTS OF TRACK SYSTEMS FOR TOY AND MODEL RAILWAYS. : de en
  • DE826263C - Box packing for needle-like objects with a handle-like end : de en
  • FR996613A - Improvements in landing gear systems for air navigation vehicles : en fr
  • FR996766A - machine tool vice : en fr
  • US2580180A - Method of folding cartons : en
  • AT169770B - Chess clock : de en
  • AT169786B - Process for the extraction of metals by breaking down their ores, which are difficult to melt, in an electric arc : de en
  • CA479660A - Manufacture of bladed turbine discs : en fr
  • USD165521S - Spoon or other article of flatware : en
  • GB663886A - Speed control of conveyor drives : en
  • DE1632893U - CATALOG IN THE FORM OF A SLIDE. : de en
  • DE826306C - Rail fastening, especially for concrete sleepers : de en
  • GB663902A - Improvements in and relating to warp beams or weaving beams : en
  • GR13339B - METHOD AND INSTALLATION FOR METAL SPILLING. : el en
  • DE826247C - Oil pressure door lock for motor vehicles : de en
  • DK73551C - Inductive train influencing system. : da en
  • US2579567A - Means for controlling the flow of a fluid heat transfer medium : en
  • US2579663A - Process of synthesizing hydrocarbons : en
  • GB663568A - Improvements in the production of concrete : en
  • DE1632899U - TABLE FOR DOUBLE MACHINES. : de en
  • AT169766B - Device for scanning a room with a focused radiation : de en
  • FR996765A - Air carriers and installations incorporating such carriers : en fr
  • GB663721A - Improvements in or relating to endless tracks or chains : en
  • DE826323C - Electrical discharge vessel : de en
  • GB663692A - Bezel lock for electric safety lamps : en
  • GR13352B - PROVISION FOR THE EXTINGUISHING OF DAMAGING LIGHTS UNDER VEHICLE VEHICLES AND DIRECTLY DIRECTION, THE HELP OF WIRELESS WAVES. : el en
  • US2579457A - Discharge valve with floating check : en
  • US2580270A - Automatic comparator for records : en
  • DE1632809U - JAR. : de en
  • US2580318A - Power operated tabulating mechanism for typewriting machines : en
  • US2579738A - Sterilizer test device : en
  • US2579871A - Divinyl sulfone tanned proteins : en
  • US2580009A - Adapter for snap gauges : en
  • AT169951B - Scythe-like tool : de en
  • FR996863A - Interference suppressor for receiver of radio broadcasts : en fr
  • FR996894A - Method for particle size analysis of powders in insulating material and apparatus for the application of this method : en fr
  • FR996855A - Process for carrying out chemical reactions and apparatus for carrying out this process : en fr
  • GB663729A - Improvements in or relating to pinking shears : en
  • GB663577A - Apparatus for resuscitating the action of the heart and respiratory system of human beings in a condition of asphyxia : en
  • GR13354B - BODY EQUIPPED BY RESISTANTS, BY THE SUPERIOR AND CONSTRUCTION ON THE GROUND. : el en
  • US2579701A - Infant's bottle holder : en
  • US2579977A - Dispensing valve unit for volatile products : en
  • DE1632740U - LOCKING DEVICE WITH INDEPENDENT PRESSURE COMPENSATION, IN PARTICULAR FOR COOLING WATER OR FUEL TANK AND THE LIKE. OF MOTOR VEHICLES. : de en
  • SE134033C1 - : sv
  • GB663650A - Chromatic mouth organ : en
  • DE1632871U - MULTIPOLE SWITCHING DEVICE WITH ELECTRON TUBES. : de en
  • FR996706A - Mattresses for sick beds : en fr
  • GB663576A - Improvements in or relating to textile fiber conditioning treatment : en
  • US2580323A - Ventilated hat : en
  • DE1632783U - BROADCASTING DEVICE WITH DOUBLE USED AMPLIFIER TUBE. : de en
  • DE825871C - Process for the desulphurization of gases in tower-like containers by means of molded gas cleaning mass : de en
  • US2579707A - Spray gun for molten metal : en
  • GB663909A - Apparatus for the purification of lubricating and other industrial oils : en
  • DE826099C - Belt drive : de en
  • GB663570A - Improvements in electrically driven grinding, polishing and the like machines : en
  • GB663642A - Improvements in or relating to electric circuit networks for use with a three phase current supply : en
  • GR13351B - METAL ELEMENT OF CERTAIN CROSS-SECTION MADE WITH A SINGLE PIECE OF FOLDING LAMP, FOR FRAMES OUT OF ROLLING BEARING SHEETS. : el en
  • DE1632606U - COMBINED BELT BUCKLE. : de en
  • FR996782A - Combination device for theft and fire detection with automatic telephone call : en fr
  • GB663511A - Improvements in the cutting teeth of precision tools and new industrial devices resulting from their application : en
  • GB663723A - Improvements in or relating to a cylinder piston assembly : en
  • GB663781A - Improvements relating to foundry practice : en
  • FR996748A - Improvements made to crankshaft engines, especially those with cylinders arranged in multiple rows : en fr
  • FR996865A - Browsing device : en fr
  • US2579845A - Expansion closure plug : en
  • US2580324A - Camera diaphragm mechanism : en
  • GB663515A - Antiseptic paper products and process of making same : en
  • GB663744A - Improvements in furnaces for treating finely-divided solids : en
  • DE1632763U - PACKAGING FOR ROLLED TAPE-SHAPED GOODS, SUCH AS TAPES, RUBBER TAPES, LACE, CORD AND THE LIKE. : de en
  • DE825917C - Teat cup : de en
  • DE826244C - Piston pump or compressor : de en
  • US2579684A - Station-indicating system for radiogramophones comprising mechanism for allowing the turntable to move outwards : en
  • DE825940C - Process for machining large hollow workpieces, such as Turbine bodies : de en
  • US2579804A - Motor testing unit : en
  • US2579954A - Tablet box : en
  • US2579990A - Bobby pin spreading device : en
  • DE826240C - Method and device for the manufacture of upholstery for mattresses : de en
  • GB663586A - Improvements in and relating to dish-washing apparatus : en
  • DE826160C - Circuit arrangement for telecommunication, in particular telephone systems, with dialer operation and surge storage devices : de en
  • FR996791A - Improvements made to objects such as hangers, for hanging clothes : en fr
  • FR996807A - Parachute training : en fr
  • GB663567A - Improvements in and relating to the preparation of pyrimidine compounds : en
  • USD165545S - Brooch or the like : en
  • US2579545A - Strapless brassiere : en
  • US2580214A - Apparatus for unloading pulverulent material from tanks : en
  • DE1632708U - ELECTRIC HEATING ELEMENT, SIMPLE DESIGN. : de en
  • GB663724A - Improvements in or relating to booklining machines : en
  • DE1632814U - ADVERTISING LETTERING. : de en
  • CA479801A - Automatic lock sliders : en fr
  • FR996699A - Starting device for electric discharge device operating as a rectifier : en fr
  • FR996899A - New ceramic products : en fr
  • GB663600A - Improved sealing packing for reciprocative rods : en
  • DE826014C - Circuit arrangement for the transmission of special switching measures for high-quality connections in telecommunications systems with dialer operation : de en
  • GB663523A - Improvements in apparatus for pressure testing valves or cocks and the like for controlling the flow of fluids : en
  • DE1632934U - SHIRT BLOUSE. : de en
  • GB663764A - Improvements in and relating to spool structure : en
  • DE826130C - Electromagnetic impact device : de en
  • GR13336B - IMPROVEMENTS IN THE METHOD OF PREPARATION OF 4 - AMINO - 5 - Aryopyrimidines. : el en
  • US2579734A - Seed pellet : en
  • DE1632954U - HOUSING FOR MULTIPLE JET - VANE WHEEL - WATER METER. : de en
  • USD165505S - Fabric ob the like : en
  • GB663638A - Improvements in or relating to screeds for compacting concrete : en
  • US2580024A - Adjustable garment for children : en
  • FR996736A - Further training in glass manufacturing : en fr
  • DE1632958U - EXTRACTION DEVICE. : de en
  • US2579788A - Combination bracket : en
  • US2579972A - Testing device for comparatively short tubes : en
  • US2580242A - Motor control : en
  • CA479714A - Frequency divider circuits : en fr
  • CA479802A - Azo dyestuffs : en fr
  • USD165509S - Vacuum clothes cleaner : en
  • DE825974C - Suspension for buffers for toy and model vehicles : de en
  • GB663867A - Improvements in or relating to pouring spouts for containers and containers furnished with such spouts : en
  • CA479754A - Supports for vibratory motors : en fr
  • US2580185A - Traffic bearing slab : en
  • FR996684A - Improvement of insulating liquid supply tanks under pressure for electrical pipes : en fr
  • FR996625A - Shaving soap improvement : en fr
  • USD165563S - Turnbull stool : en
  • FR996727A - Improvements to drill holders and similar tools : en fr
  • CA479696A - Beet harvesters : en fr
  • DE1632695U - CUTTING BAR FOR PAPER CUTTING MACHINES. : de en
  • GB663851A - Apparatus for modifying electric signals in accordance with a desired function : en
  • FR996759A - Device to improve the thermal insulation of premises : en fr
  • FR996889A - Further development of cathodes for electron tubes : en fr
  • FR996649A - New way of closing vacuum tubes : en fr
  • FR996827A - Process of cold decomposition of a mixture of gases to be purified : en fr
  • GB663595A - Improvements in or relating to a method and machines for the manufacture of metal shot : en
  • DK73555C - Method of manufacturing electron tubes. : da en
  • GB663709A - Wave-signal communication system : en
  • DE1632702U - LIQUID FLOW SWITCH. : de en
  • DE1632859U - STASHER. : de en
  • DE1632914U - LID AND OPENER OF CANS OF CONDENSED MILK. : de en
  • CA479774A - Systems and apparatus for separating materials : en fr
  • US2579489A - Wire fastener for securing sheet metal to imperforate frame members : en
  • US2579595A - Safety device for presses : en
  • US2580320A - Liquid surface sensing device : en
  • GB663519A - Gas-tight containers and method of packaging : en
  • GB663641A - Improvements in, or relating to, furnace regenerators : en
  • US2579810A - Process of preparing substituted hydroxymethylphosphonic esters : en
  • GB663829A - Cleaning machine cylinder balancing apparatus : en
  • US2579570A - Gyroscope and pendulum control system for airplanes : en
  • US2579666A - Diamond cutting machine : en
  • US2580225A - Rotating pointer chance device : en
  • US2580066A - Faucet filter : en
  • US2580281A - Suitcase having inflatable form-container : en
  • FR996800A - Gate valve for pipes carrying a pressurized fluid : en fr
  • DE826157C - Circuit arrangement for line selector with extension : de en
  • DE825948C - Roll film camera with film counter : de en
  • US2580036A - Rust inhibiting composition : en
  • US2579535A - Type wheel adjusting mechanism : en
  • US2579690A - Fireplace screen : en
  • US2579936A - Heeling machines : en
  • DE826223C - Stopcock, in particular with a spherical closing body, and process for its manufacture : de en
  • CA479655A - Separation of acetonitrile-trichloracetonitrile mixtures : en fr
  • GB663794A - Improvements in or relating to storage batteries : en
  • US2579881A - Amalgamating machine : en
  • DE826243C - Valve arrangement for pumps : de en
  • IE19577L - Electrical telemetering circuits : en
  • CA479797A - Drill bits : en fr
  • US2579682A - Method for producing thiophanes : en
  • US2580236A - Turf penetrating machine and element therefor : en
  • DE826087C - Carburetors for internal combustion engines, especially for crude oil operations : de en
  • FR996826A - Method and apparatus for thickening solids contained in a liquid : en fr
  • GB663892A - Improvements in and relating to forced recirculation tubular steam generators : en
  • FR996796A - Improvement in the operation of continuous vacuum rectification distillation apparatus : en fr
  • FR996914A - Grater for skin care : en fr
  • CA479792A - Vehicle axles : en fr
  • DE1632832U - LINE TAPE FOR THE CLASSIFICATION OF SPORTS FIELDS, IN PARTICULAR TENNIS FIELDS. : de en
  • DE1632922U - TABLE FOOTBALL GAME. : de en
  • DE1632950U - MULTIPLE HOSE. : de en
  • GB663630A - Improvements in and relating to locking struts for girders and the like : en
  • US2579628A - Glass blowing apparatus : en
  • US2579823A - System for controlling the path of bombs and projectiles : en
  • FR996939A - Hand-support base, portable, for ephemeris unit : en fr
  • AT169981B - Arrangement for electrical braking of vehicle engines : de en
  • CA479708A - Mixed esters of polyhydric alcohols with mercaptocarboxylic and drying oil acids : en fr
  • AT169993B - Device for assembling, connecting and switching hydraulic apparatus : de en
  • US2580258A - Illuminated mirror : en
  • GB663677A - Electrically conducting chemical solution strength control device : en
  • AT169922B - Torsion bar spring door closer : de en
  • CA479617A - Guitar stands : en fr
  • AT169915B - Continuous electric butt-seam welding process for the production of round or profile tubes and equipment for carrying out this process. : de en
  • CA479722A - Electron discharge devices : en fr
  • DE1632701U - LOWER CHAIR FOR RAILWAY VEHICLES. : de en
  • US2579790A - Device and method for controlling movement of rods in rod mills : en
  • GB663922A - Improvements in and relating to metallic cords suitable for use in the manufacture of pneumatic tyres and other rubber or plastic articles : en
  • US2579864A - Drag hook : en
  • US2580303A - Storage device for record controlled computers : en
  • US2579600A - Film reel band : en
  • DE1632766U - CLOSURE FOR STONEWARE CASES AND THE LIKE. : de en
  • FR996634A - Improvements made to snap-action and snap-on mechanisms, in particular for electrical switches : en fr
  • CA479767A - Tuning indicator systems : en fr
  • CA479799A - Manufacture of plastic-fiber compositions : en fr
  • DE826188C - Bracket-like shaped guide post holder : de en
  • DE826341C - Movable construction crane : de en
  • US2579559A - Steam generator : en
  • FR996631A - Assembly device for tubular elements : en fr
  • US2580340A - Safety plug for pressure cookers : en
  • US2579726A - Electric paint remover : en
  • US2579769A - Drinking fountain attachment : en
  • US2580170A - Thread cleaner : en
  • USD165502S - Combination hat and clothes rack : en
  • GB663565A - Germicidal detergent composition : en
  • GB663591A - A method of and means for trimming metal pressings preparatory to welding or other operation thereon : en
  • US2579491A - Replenishing narrow-ware loom : en
  • US2579575A - Metal cleaning and pickling machine and conveyer system therefor : en
  • US2579665A - Color-kinescopes, etc. : en
  • US2580064A - Fluid pressure operated steering device : en
  • DE826166C - Circuit arrangement for the counting of conversations in telephone systems with call seekers : de en
  • FR996912A - Fluoroscopic examination machine : en fr
  • FR996803A - Process for the manufacture of an active filter and catalyst material : en fr
  • DE826290C - Device for the production of eyes on wires u. like : de en
  • DE1632616U - CHUCK FOR PENCIL INJECTION MACHINES WITH SIX CLAMPING JAWS. : de en
  • DE826041C - Electricity supply system for electric baths : de en
  • DE826158C - Circuit arrangement for telephone systems with line selectors without control switch : de en
  • DE826172C - Remote control for radio equipment : de en
  • GB663798A - Improvements relating to fluid filters : en
  • GB663940A - Improvements in or relating to water heaters : en
  • DE826045C - Electrostatic lens : de en
  • DE1632615U - LETTER OPENER. : de en
  • DE1632774U - RELEASE DEVICE FOR CAN SEALING MACHINES. : de en
  • DE826073C - Ball pressure impact testers : de en
  • US2580017A - Caisson : en
  • FR996715A - Method and devices for propelling air, land or sea vehicles : en fr
  • GB663558A - Improvements in or relating to therapeutic compositions : en
  • FR996635A - Improvements made to systems for the production of sprayed gas-liquid mixtures, in particular to those for the production of fuel mixture for fueling combustion engines : en fr
  • AT169912B - Process for the electrochemical production of benzoic acid sulfimide : de en
  • AT169908B - Switch circuit for railway safety systems : de en
  • CA479702A - Powder dispensers : en fr
  • GB663836A - Method and apparatus for the purification of lubricating and other industrial oils : en
  • GB663879A - Extracting or withdrawing tool : en
  • FR996612A - Adjustable cap for helmet or other hairstyle and devices for fixing said cap : en fr
  • GB663680A - Improvements relating to noise reduction in transformers and reactors : en
  • US2579503A - Impact testing machine : en
  • US2580188A - Dispenser for pressurized whipped cream : en
  • AT169921B - Connecting cable : de en
  • DE826252C - Control valve for electrically controlled door opening and closing devices operated by compressed air, especially for vehicles : de en
  • US2580253A - Venetian blind tilt mechanism with cord repositioning feature : en
  • AT169905B - Soundproof floor : de en
  • GB663914A - Improvements relating to endothermic chemical reactions : en
  • DE1632729U - RUBBER COWTAIL HOLDER. : de en
  • DE1632881U - FAN FOR AIR IMPROVEMENT. : de en
  • AT169774B - Fast lens : de en
  • DE1632781U - MICROPHONE, IN PARTICULAR CRYSTAL MICROPHONE, THAT IS SOUND-SOUND MOUNTED IN A BALL-SHAPED OR SEMI-SPHERIC-SHAPED HOUSING. : de en
  • DE1632787U - LUMINAIRE BODY FOR FLUORESCENT TUBES. : de en
  • AT169874B - Air heating for automobiles : de en
  • AT169815B - Process for operating pressure-resistant water electrolysers : de en
  • US2579766A - Flush valve mechanism : en
  • DE825885C - Security stone for clay ceiling stones for making ceilings : de en
  • GB663620A - Improvements in or relating to conical lift valves : en
  • CA479749A - Vibrators : en fr
  • AT169972B - Manually operated switch with rotating switch cams : de en
  • CA479611A - Spring and axle assemblies for vehicles : en fr
  • DE826162C - Circuit arrangement for a connecting line common to several telephone subscriber stations, in particular two-way connections : de en
  • DE826271C - Device for dust separation in a circulating air dryer consisting of stacked floors : de en
  • AT169907B - Set up on roll pressing machines : de en
  • DE1632672U - SIGNAL DEVICE ON VEHICLES AND TRAILERS OF ALL KINDS WHEN OVERHAULING. : de en
  • DE826335C - Stripping device for roller cores for processing molding sand : de en
  • DE825944C - Process and device for preheating autogenous workpieces to be welded : de en
  • DE826194C - Connection clamp, especially for crossing scaffolding pipes, scaffolding poles or the like. : de en
  • FR996682A - Self-loading dumpster for garbage or bulk materials : en fr
  • DE826324C - Photoelectric device having a body made of semiconductor material : de en
  • DE825877C - Air cushion with valve : de en
  • DE826326C - Electrode pliers for arc welding : de en
  • DE826010C - Electromotive drive device, especially for dialers in telecommunications systems : de en
  • DE826152C - Electrical arrangement for separating current paths : de en
  • DE826329C - Water and oil separators : de en
  • GB663816A - Improvements in and relating to apparatus for the acceleration of electrons and ions : en
  • GB663815A - Improvements in grinding machines : en
  • DE1632761U - PISTOL POUCH WITH A POCKET SEWN ON THE NARROW SIDE FOR THE RESERVE MAGAZINE. : de en
  • US2580034A - Covered expansion joint : en
  • US2580083A - Contrast pattern generator : en
  • GB663713A - Improvements in or relating to valves : en
  • CA479653A - Acetoacet 4'-ethyl anilide : en fr
  • CA479690A - Automatic tuning systems and apparatus : en fr
  • US2580375A - Flue gas chilling : en
  • US2580179A - Apparatus for vaporizing heavy liquid fuels : en
  • US2579773A - Shears : en
  • US2579839A - Hitch for earth compacting unit : en
  • USD165548S - Necklace ob the like : en
  • US2579698A - Piston ring : en
  • US2580128A - Pilot unit for relief valves : en
  • FR996761A - Improvement of gaskets made of materials such as lead : en fr
  • GB663535A - Improvements in or relating to carrier-wave telegraph transmitters : en
  • US2579724A - Valved closure plug for insertion in the neck of a bottle : en
  • US2580134A - Simplified nonplugging pump water closet : en
  • GB663647A - Improvements in or relating to permanent moulds for foundry work : en
  • AT169882B - Core catcher for deep boreholes with resilient retaining elements : de en
  • CA479656A - Solutions of co-reacted styrene and oil-modified alkyd resins, and processes of preparing same : en fr
  • US2579578A - Three-phase core : en
  • CA479705A - Processes and devices for testing stresses in ferrous metals : en fr
  • GB663674A - Improvements relating to sanding devices for vehicles : en
  • US2579964A - Radiant cover : en
  • AT169838B - Method of making plywood furniture : de en
  • AT169944B - Round chair for stockings or the like. : de en
  • CA479680A - Combustion chamber arrangements : en fr
  • DE1632991U - RUBBER HEEL. : de en
  • US2579918A - Cushioning assembly unit for back rests : en
  • DE826154C - Motor selector for telecommunications, especially telephone systems : de en
  • US2579555A - Mechanism for stretching artificial filaments : en
  • US2579907A - Paper container lining machine : en
  • US2580075A - Machine for making bowl covers : en
  • DE1632886U - EQUIPMENT FOR ORDERING AND STORING RECORDS, DOCUMENTS AND WRITINGS. : de en
  • GB663787A - Improvements in electric discharge lamps : en
  • DE1632723U - HAT SHAPE HOLDER. : de en
  • DE1632697U - FREEZER AND FREEZER FOR MILK IN CANS, FOOD AND THE LIKE : de en
  • DE825949C - Roll film camera with coupling between film transport and shutter lift : de en
  • DE826063C - Hollow molded stone for reinforced concrete rib ceilings : de en
  • DE826066C - Joint rail for floors, walls or the like made from hardening masses. : de en
  • US2579459A - Drill press : en
  • US2580173A - Adjustable temperature responsive : en
  • FR996770A - Formwork method and means for the construction of concrete or reinforced concrete walls and walls using double-turn panels : en fr
  • FR996845A - Nodular graphite cast iron and its manufacturing process : en fr
  • FR996890A - Amplitude modulation device for speed modulated tubes : en fr
  • US2579980A - Benzoguanamine resin surface coating materials and processes for preparing the same : en
  • DE1632823U - RIM BRAKE. : de en
  • DE826080C - Thinner mixer : de en
  • US2579530A - Four-wire to two-wire connecting circuit : en
  • US2579821A - Combustion type air heater for house trailers : en
  • US2579967A - Device for applying adhesive to a traveling surface : en
  • US2580111A - Heating system : en
  • DE826117C - Device for securing the impact cartridge in its position in the boreholes when shooting in the mine : de en
  • US2579452A - Malleable iron with boron and bismuth : en
  • US2579906A - Husking roller : en
  • DE826285C - Vessels, especially for nursing, with a mouth visible in the dark : de en
  • FR996786A - Expulsion surge arrester : en fr
  • GB663763A - Improvements in the construction of the lower part of the crucible of fused electrolysis cells : en
  • US2579955A - Tiltable table band saw machine : en
  • US2579903A - Periscopic sextant : en
  • US2579911A - Mortising plane : en
  • DE1632717U - ORNAMENTAL OR PARADE CUSHIONS. : de en
  • US2579722A - Filter construction : en
  • US2580087A - Safety pin : en
  • US2579607A - Continuous drier : en
  • US2580322A - Bottle cap : en
  • US2579706A - Cutting plate for dry-shaving apparatus : en
  • USPP1058P - Jtose plant : en
  • GB663880A - Improvements in or relating to intermittent movements : en
  • DE1632652U - LEVEL METER FOR LIQUIDS. : de en
  • DE826325C - Electric resistance heater : de en
  • DE1632603U - ANGLE PIECE FOR ROTATING ANGLE THERMOMETER. : de en
  • DE1632784U - BOX FOR INSTALLATION OF ELECTRICAL DEVICES AND FOR ELECTRICAL DISTRIBUTION SYSTEMS IN DAMP ROOMS. : de en
  • US2579539A - Automatic pickup device : en
  • US2579770A - Fiber dispersing machine and method : en
  • US2579844A - Technician's bench plate : en
  • DE1632773U - DEVICE FOR CHIPLESS CUTTING OF PIPES. : de en
  • CA479740A - Impact tools : en fr
  • DE1632714U - TWO TANK DISHWASHING MACHINE. : de en
  • DE826109C - Milling machine : de en
  • DE825908C - Equipment for gas analysis tests, especially smoke gas detectors : de en
  • DE826050C - Device for exercising the muscles of the shoulder, elbow, hip and knee joints : de en
  • US2579896A - Magnetic welt holddown : en
  • DE1632721U - ELASTIC STEPLADDER CONNECTION. : de en
  • DE1632880U - IMMERSION MARK FOR IMMERSION SEATER. : de en
  • DE1632944U - COFFIN CONNECTION. : de en
  • FR996616A - Process for the improvement of articles and articles based on polyvinyl derivatives : en fr
  • GB663711A - Improvements in and relating to moving-target tracking systems : en
  • FR996842A - Clutch device : en fr
  • AT169756B - Electric gas discharge lamp : de en
  • CA479803A - Ventilators : en fr
  • DE826059C - Cooking and heating device : de en
  • DE826180C - Spot welding machine : de en
  • FR996880A - Improved capsule for closing vials, jars and similar containers : en fr
  • AT169925B - Method for laying high voltage overhead lines with bundle conductors : de en
  • AT169999B - Measuring device : de en
  • CA479695A - Beet harvesters : en fr
  • DE826065C - Multi-layer synthetic resin floor : de en
  • DE825962C - Hinge for window : de en
  • FR996603A - Improvements to means such as those for controlling movable elements such as opening parts for cowling : en fr
  • US2579846A - Device for drawing off spun fibres : en
  • US2579482A - Adhesive composition of sulphite waste liquor, phosphoric acid, and sulfur dioxide : en
  • US2580286A - Process of treating cellulosic and similar materials : en
  • AT169828B - Process for producing color photos on paper : de en
  • US2579686A - Service signal for restaurants and the like : en
  • AT169806B - Process for the production of new, substituted tetralons : de en
  • AT169899B - Insulating covering layer and process for its manufacture : de en
  • CA479658A - Solutions of copolymers of substituted styrenes and film-forming materials and processes of preparing same : en fr
  • AT169787B - Method and device for the surface hardening of inclined surfaces, in particular objects made of iron and steel which are raised in a roof shape, with the gas-oxygen flame : de en
  • AT169802B - Process for the preparation of substituted imidazolines : de en
  • DE1632605U - COMBINED BELT BUCKLE. : de en
  • DE825900C - Adjustable teaching : de en
  • US2579554A - Transmission : en
  • USRE23447E - Wateking device : en
  • US2579656A - By-pass meter bar : en
  • US2579785A - Casement window hinge : en
  • USPP1056P - Rose plant : en
  • US2580040A - High viscosity dispersions of rubbery materials : en
  • US2579464A - Standing wave recorder : en
  • US2579754A - Control valve and booster for lubricant nozzles : en
  • US2580062A - Hydraulic press with servo control : en
  • DE1632775U - LAUNDRY DRIVER FOR WASHING MACHINES. : de en
  • DE1632939U - HAND WASHING MACHINE. : de en
  • US2579553A - Hinged joint and swivel beam for tractor-mounted implements : en
  • US2579565A - Commutator motor brush holder : en
  • AT169831B - Process for the preparation of an oil-containing pesticide : de en
  • CA479706A - Machines for facing tapered workshop elements of varying tapers and widths : en fr
  • DE1632985U - LATCH FOR LATCHES FOR WINDOWS, DOORS AND THE LIKE. : de en
  • DE826137C - Compression refrigeration machine : de en
  • US2579976A - High-speed cover feed : en
  • DE825923C - Roller bearings : de en
  • GR13341B - IMPROVEMENTS IN OR IN RELATION TO BULLETS. : el en
  • DE1632687U - TUBE HOLDER FOR TUBE LOCKING MACHINES AND THE LIKE : de en
  • DE1632712U - NUTCRACKER. : de en
  • DE1632767U - RECEPTION BIN FOR TRASH. : de en
  • US2580089A - Knitting machine : en
  • DE1632620U - FLEXIBLE, ELECTRICALLY INSULATING, HIGHLY THERMAL-RESISTANT FIBER WALL. : de en
  • DE1632854U - AUXILIARY EQUIPMENT FOR THE COLUMN PLUNGING OF BARRELS. : de en
  • DE826026C - Electrical switchgear with control cell doors and latticework catwalks : de en
  • AT169846B - Cleaning device for floors or the like. : de en
  • CA479752A - Contact arrangements for vibrators : en fr
  • DE1632631U - DETACHABLE CONNECTOR OF TWO PIECES IN MEDICAL DEVICES. : de en
  • FR996610A - Improvements relating to railway signaling devices : en fr
  • FR996891A - Development of semi-open circuit gas turbine engines : en fr
  • DE826067C - window : de en
  • DE826111C - Shoe tip lasting machine : de en
  • DE826281C - Clip, especially for connecting socks to underpants : de en
  • GB663610A - Improvements in or relating to vacuum cleaner accessories : en
  • US2580203A - Hammer drill : en
  • DE826232C - Leaf-shaped intermediate layer for slot soldering : de en
  • DK73554C - Cathode whose emission properties are determined by thorium oxide. : da en
  • US2579718A - Measured volume liquid dropper : en
  • US2580122A - Fluid pressure remote control system : en
  • US2580295A - Partial product machine : en
  • DE826107C - Device on pull blinds or the like. : de en
  • DE826133C - Process for the preparation of dihydroresorcinol carbamic acid esters : de en
  • DE825899C - Testing device for injectors of diesel engines or the like. : de en
  • US2579742A - Hydraulic pump and motor door operating mechanism : en
  • US2580084A - Lawn roller : en
  • US2580104A - Fishing lure : en
  • AT169903B - Padlock : de en
  • AT169819B - Process for obtaining the γ-isomer of hexachlorocyclohexane in a technically pure state : de en
  • AT169998B - Pendulum feedback amplifier : de en
  • CA479768A - Mixing circuits of the kind including multi-grid valves : en fr
  • GB663678A - Improvements in or relating to the stabilisation of organic acid esters of cellulose : en
  • GB663740A - Improvements in and relating to the preparation of organo-silicon halides : en
  • DE1632808U - FLUID COLLECTORS CONNECTED TO A DUST BIN. : de en
  • DE826076C - Device for compensating for loads occurring during the forward and return stroke of switching and drive movements, in particular on calculating and adding machines. : de en
  • FR996685A - Hydraulic device for progressive tensioning of the products on a bench to be drawn : en fr
  • US2579551A - Electrolytic process and apparatus for making copper dust : en
  • US2579594A - Pipe wrench of the type that embodies opposed jaw-equipped arms with an adjusting screw therebetween : en
  • US2579779A - Color vision testing device : en
  • US2579514A - Dough piece controlled flour duster : en
  • CA479674A - Washing machines : en fr
  • AT169875B - Mailbox without a lock : de en
  • DE825926C - Regulating valve for radiator : de en
  • DE826308C - Spring tongue device for trams : de en
  • FR996919A - Electronic control method particularly applicable to the study and verification of television sets, and device allowing the implementation : en fr
  • US2580054A - Conveyer wheel curve device : en
  • AT169946B - Ribbon reel : de en
  • US2579589A - Storage battery separator : en
  • US2579795A - Theater chair : en
  • US2579830A - Apparatus for dehydrating air : en
  • US2580331A - Pumping apparatus : en
  • US2580206A - Electrical connector : en
  • AT169954B - Ball joint coupling for pipes or similar lines : de en
  • GB663859A - Improvements in or relating to selective calling systems : en
  • DE825956C - Grinding machines with a water extractor : de en
  • AT169764B - Device for receiving modulated carrier waves : de en
  • GB663670A - Improvements relating to microscopes : en
  • FR996639A - Refrigerated tank truck : en fr
  • FR996871A - Gearbox : en fr
  • GB663665A - Improvements relating to telephone switchboards : en
  • DE826253C - Embossing form formed from male and female dies, especially for stamping presses : de en
  • GB663936A - Improvements in or relating to valves for the control of fluids : en
  • FR996601A - Improvements made to wear protectors intended to be attached under the soles of shoes : en fr
  • CA479679A - Electron discharge devices of the velocity modulation type : en fr
  • US2579952A - Method of forming threaded die castings : en
  • DE1632718U - SEATING FURNITURE. : de en
  • DK73549C - Compressor cooling system or heat pump system with multi-stage compression. : da en
  • US2579683A - Pilot seat ejector for aircraft : en
  • US2579894A - Foundation front for garments : en
  • DK73570C - Device by presses. : da en
  • DE1632626U - POWER STORAGE FOR ELECTRIC ROTARY SWITCHES. : de en
  • DE1632827U - INK PULL-OUT RULER. : de en
  • DE825990C - Arrangement of a container that can be closed with a lid : de en
  • DE1632671U - ARRANGEMENT ON BOARD SURFACES OF LOADING GARDS ON TRUCKS. : de en
  • DE1632715U - BALL BEARING FOR DESKTOP UNITS. : de en
  • DE1632900U - SEWING MACHINE WITH A STRAP OVER A STRING OR THE LIKE. DRIVEN DRIVE WHEEL. : de en
  • DE1632943U - RESERVE FOR DENTAL PROSTHESES. : de en
  • DE1632997U - TABLE FOOTBALL GAME. : de en
  • CA479719A - Direction finders : en fr
  • AT169860B - Sieve grate made of angle iron : de en
  • FR996709A - Remote control device : en fr
  • GB663549A - Improvements in circuits for the control of luminous electric discharge tubes : en
  • GB663608A - Improvements relating to glow discharge thermal switches and operating circuits for electric discharge lamps employing same : en
  • FI25522A - Brevinkast : en fi
  • FR996861A - Method and apparatus for stamping and spinning metals and articles thereof : en fr
  • DE825925C - Rooster : de en
  • GB663707A - Abrasive device : en
  • DE826071C - Electric torque meter without slip rings : de en
  • DE825991C - Process for the indirect extraction of ammonia from hot gases : de en
  • GB663527A - Improvements in and relating to electrical ignition systems : en
  • FR996695A - Improvements in methods and apparatus for selecting pulse trains : en fr
  • DE1632951U - ADJUSTABLE SCREEN FOR EXPOSURE METER. : de en
  • DK73559C - Stamp for devices for measuring and distributing liquids. : da en
  • GB663887A - Improvements in or relating to machines organised for conforming shoe uppers to the shapes of lasts during the manufacture of shoes : en
  • GB663925A - Improvements in or relating to dry-plate electric rectifiers and to methods of manufacture therefor : en
  • DE1632703U - THERMAL DELAYED ELECTRIC OVERCURRENT RELEASE WITH MELTING CAP. : de en
  • FI25573A - Window and door frame : en fi
  • GB663726A - Agricultural machine : en
  • DE825987C - Safety device to prevent the gas pressure from rising in the heating device of regeneratively heated ovens : de en
  • DE826216C - Arrangement for fuel injection in internal combustion engines, especially in motor vehicles : de en
  • DE1632822U - ROTARY HANDLE CONTROL DEVICE OF MULTI-SPEED DERAILLEURS ON BICYCLES. : de en
  • DE825980C - Independent electric clock : de en
  • GB663823A - Improvements in or relating to method of producing a stably tacky eucohesive pressure-sensitive adhesive and the pressure-sensitive adhesive resulting from said method : en
  • GB663822A - Improvements relating to electronic switching circuits : en
  • DE826333C - Prosthetic knee joint : de en
  • US2580120A - Accordion stand : en
  • AT169772B - Television receiver : de en
  • CA479718A - Feedback coupling circuits : en fr
  • AT169760B - Street light : de en
  • FR996846A - Axle suspension for automobiles : en fr
  • DE1632817U - RING-SHAPED BALL JOINT. : de en
  • DE826046C - Immersion heater with built-in temperature controller : de en
  • AT169888B - Roll-up and expandable sun and rain protection tarpaulin : de en
  • CA479787A - Pulse modulation communication systems : en fr
  • CA479798A - Methods and machines for forming tubing : en fr
  • DE825915C - Process for obtaining an additional harvest of green leaf mass in cultivated plants : de en
  • DE826115C - Building and assembling game with truss-forming metal parts : de en
  • DE1632883U - MULTI-LAYER FABRIC USING INFLATED RUBBER COMPOSITES. : de en
  • DE826015C - Circuit arrangement for making connections of different values via the same connection devices in telecommunications systems with dialer operation, in particular telephone systems : de en
  • DK73565C - Valve. : da en
  • GB663858A - Devices for measuring or checking the dimensions of a workpiece : en
  • DE826097C - Valve, especially for compressed air lines for work equipment : de en
  • US2579668A - Preparation of thyroxine and its derivatives : en
  • US2579877A - Door-actuated dual compartment mailbox : en
  • FR996772A - Improvements made to means such as those for laying and removing railway tracks : en fr
  • FR996834A - Device intended to promote natural insemination : en fr
  • GB663648A - Improvements in or relating to a fluid displacement device : en
  • GB663938A - Improvements in and relating to socket units for thermionic valves and other electrical components having projecting prongs and contacts for such socket units : en
  • FR996778A - Piezoelectric crystal mount : en fr
  • FR996797A - New construction process : en fr
  • CA479735A - Ceramic pigments : en fr
  • US2580273A - Refractory metal alloy castings and methods of making same : en
  • CA479704A - Controlled blocking tube oscillators : en fr
  • US2579884A - Flame failure safeguard : en
  • FR996733A - Device for watering cropland : en fr
  • FR996921A - Process and elements allowing isothermal construction and rapid assembly of all constructions of houses or buildings : en fr
  • AT169940B - sewing machine : de en
  • AT169757B - Electric rotary switch with momentary switching mechanism for left and right rotation : de en
  • AT169794B - Process for the production of new vat dyes : de en
  • US2580282A - Support and spacing device for hive body or super frames : en
  • US2579483A - Adhesive composition : en
  • USD165564S - Fig. a. van veen counter : en
  • US2579652A - Pumpable powdered asphalt suspension : en
  • US2579922A - Double sheet detector : en
  • US2580267A - Mower mounting : en
  • US2580277A - Polymerization of vinyl chloride in aqueous suspension to produce granular polymers : en
  • AT169964B - Watering can : de en
  • GB663682A - Improvements in devices for four colour stereoscopic cinematography : en
  • GB663898A - Improvements relating to methods of suppressing arcing at contacts breaking an inductive circuit : en
  • GB663675A - Improvements in or relating to devices for scratching or brushing the walls of bores : en
  • US2579913A - Curtain stretching tongs : en
  • AT169761B - Housings for electric lamps, in particular for torches : de en
  • DE1632669U - FIRE EMERGENCY VEHICLE WITH WATER TANK. : de en
  • DE1632920U - PLASTIC HANDLE SHELLS FOR KNIVES FOR CUTTING SISAL PLANTS. : de en
  • DE1632979U - MOTOR VEHICLE DOOR. : de en
  • US2579546A - Strapless garment : en
  • US2580339A - Boundary layer control and intake system for aircraft : en
  • US2579485A - Sectional venetian blind : en
  • US2579838A - Key support : en
  • US2579523A - Telegraph relay : en
  • US2580073A - Time multiplex television in color : en
  • US2579524A - Modulator for carrier telegraph systems : en
  • DE1632711U - SHOULDER STRAP HOLDER WITH BUILT-IN STEEL HOOK. : de en
  • US2579691A - Strip forming mold : en
  • US2579737A - Apparatus for rotating and spray painting disks : en
  • US2580209A - Filter for fluids : en
  • US2580330A - Tie rod for concrete wall forms : en
  • US2579929A - Motor plant for cargo boats and like sea boats : en
  • US2580082A - Relay translating circuit : en
  • DE1632757U - PROTECTIVE DEVICE FOR THE TANKS OF MOTORCYCLES. : de en
  • DE1632719U - BUTTER DRAWER FOR MILK BUFFET RUNNING ON BALL BEARINGS. : de en
  • DE826119C - Hydraulic press with two press rams working against one another : de en
  • FR996762A - Manufacturing process of hollow body by molding : en fr
  • DE1632663U - MULTI-PIECE MUSHROOM. : de en
  • DE1632688U - CHRISTMAS PACK. : de en
  • DE826106C - Rearview mirror, especially for motor vehicles, cyclists or the like. : de en
  • FR996810A - Beams for metal formwork for reinforced concrete and concrete constructions and slabs and formwork process using such elements : en fr
  • GB663910A - Improvements in hollow moulded blocks for constructional purposes : en
  • US2579678A - Catalyst regeneration : en
  • DE826027C - Electric switch : de en
  • GB663797A - Improvements in and relating to liquid meters : en
  • FR996860A - Improvements to porthole masks for divers : en fr
  • DE826017C - Circuit arrangement for the automatic distribution of calls to free workplaces : de en
  • DE826055C - Device for bending glass panes : de en
  • GB663624A - Improvements in and relating to television transmitting and receiving systems : en
  • CA479790A - Industrial trucks : en fr
  • DE1632646U - HAIR CLIPPER. : de en
  • US2579465A - Container with folded pop seam : en
  • DE1632850U - AUXILIARY DEVICE FOR DENTAL CARE. : de en
  • DE826302C - Method and device for the production of ice cream using carbonic acid ice : de en
  • USD165506S - One-piece sun suit : en
  • GB663573A - Drafting of textile fibres : en
  • DE1632659U - PIPE VENTILATOR WITH FLOAT BODY VALVE CLOSED. : de en
  • GB663643A - Improved system for regulating the quantity of liquid in a container : en
  • GB663566A - Improvements in or relating to the production of organic carboxylic esters of polyhydric alcohols : en
  • DE826004C - Differential amplifier : de en
  • DE826275C - loom : de en
  • GB663533A - Improvements in or relating to golf bags and the like : en
  • DE1632690U - PACKAGING CONTAINER FOR FRAGILE TABLEWARE. : de en
  • DE1632696U - FILTER FOR CLEANING ROOF WATER. : de en
  • DE1632965U - PIEZOELECTRIC SOUND DEVICE WITH MEMBRANE. : de en
  • DE826058C - Heater for perm devices : de en
  • FR996732A - Improvements to aircraft : en fr
  • FR996928A - Control device for electronic calculating machine totalizers : en fr
  • DE1632654U - PIPE HEAD CLEANER. : de en
  • FR996836A - Convertible shutters : en fr
  • US2580058A - Safety razor : en
  • US2580296A - Loss-preventing device for purses : en
  • US2580202A - Reinforced fibrous porous cushioning material : en
  • USD165503S - Toy jet propelled boat : en
  • DE825891C - Adjustable wood drill : de en
  • US2579971A - Color television system : en
  • US2580012A - Water filtering and sediment removing device : en
  • US2580348A - Fluid pressure brake apparatus : en
  • US2580193A - Garment hanger : en
  • DE1632601U - SENSOR LEVER SCREW WITH ALL-VIEW SCALE. : de en
  • DE826020C - AC relay : de en
  • DE1632694U - TUBE BRUSH. : de en
  • DE1632976U - FILM SWITCHING AND SHUTTER RELEASE DEVICE ON PHOTOGRAPHIC CAMERAS. : de en
  • FR996930A - Electronic amplifier with transverse control : en fr
  • AT169825B - Process for coloring asbestos cement and similar material : de en
  • DE826237C - Sewing machine : de en
  • GB663750A - Improvements in and relating to liquid meters : en
  • DE1632863U - TRANSPARENT DOUBLE-WALLED PROTECTIVE COVER FOR NEWSPAPER HOLDER. : de en
  • FR996746A - Internal combustion engine : en fr
  • GB663604A - Sand blasting device : en
  • CA479757A - Resin emulsions : en fr
  • DE826305C - Concrete railway sleeper : de en
  • FR996728A - Thickness shims : en fr
  • FR996933A - Improvements to compressed air circuit breakers : en fr
  • GB663833A - Improvements in or relating to the treatment of feed stock for obtaining fatty acids and fatty oils : en
  • GB663881A - Extreme pressure lubricant additives and lubricants containing them : en
  • DE1632972U - SCREWLESS HOSE CLAMP. : de en
  • FR996858A - Cake server : en fr
  • GB663765A - Improvements relating to resistance welding transformers and welding machines : en
  • DE826007C - Integration or differentiation circuit with a glow cathode tube amplifier : de en
  • FR996779A - Improvements to mixing devices, crushers, etc., and in particular to concrete mixers : en fr
  • US2579525A - Rectangular and saw-tooth impulse generator : en
  • US2579944A - Process and apparatus for coating particulate material : en
  • US2580200A - Production of continuous web or length of sheet material : en
  • DE1632879U - BED SHOE ELECTRODE FOR GALVANO-ELECTRIC TREATMENT. : de en
  • DE1632919U - HAM AND POEKEL MEAT COOKER WITH SPRING PRESSURE LID. : de en
  • DE1632986U - DEVICE FOR LOCKING LIFTING WINDOWS, IN PARTICULAR AT THE UPPER EDGE OF THE SAME. : de en
  • DE825922C - Fastening element for a screw and method for its manufacture : de en
  • DE1632983U - RUBBER CLOSURE FOR WIDE-NECK BOTTLES. : de en
  • DE1632785U - ROTATING BRUSH BRIDGE FOR ELECTRIC DC MACHINES WITH ROLLER BEARINGS. : de en
  • US2579802A - Fiber case gluing machine : en
  • FR996628A - System for transmitting signals in alternating current : en fr
  • FR996847A - Direction indicator for cycles, motorcycles and the like : en fr
  • DE826168C - Device for frequency stabilization of frequency-modulated vibration exciters : de en
  • US2579670A - Hydraulic pressure transformer : en
  • US2579957A - Vacuum header for combine harvesters : en
  • DE1632790U - DEVICE FOR SAMPLING AND TESTING GENERATOR GAS IN CHAMBER STOVES WITH BUILT-IN GENERATORS. : de en
  • DE826260C - Method and device for vibrating in the production of moldings : de en
  • DE826317C - Directional radiator with dielectric waveguide : de en
  • FR996745A - Centralized pressurized fluid control device for agricultural machinery and the propellants of such machinery : en fr
  • US2579512A - Refrigerating apparatus and method : en
  • US2579949A - Laminated product and method of laminating : en
  • SE134086C1 - METHODS AND APPARATUS FOR APPLYING PAPER STRIPS ON EACH FOLLOWING METAL FILE LENGTHS : en sv
  • DE826178C - Procedure for vacuum testing : de en
  • US2579935A - Vacuumizing and sealing apparatus : en
  • DE1632821U - FRICTION WHEEL CAP WITH PROFILED HELICAL GROOVING AND REINFORCED DIRT DISPENSER EDGE. : de en
  • AT169893B - Evaporator for continuous absorption chillers : de en
  • GB663525A - Improvements in fluid seals for relatively rotating parts : en
  • GB663571A - Improvements in or relating to dynamoes for cycles and the like vehicles : en
  • GB663753A - Improvements in and relating to electromagnetic structures : en
  • GB663929A - Wet plate clutch : en
  • US2580136A - Circuit closure for textile machines, etc. : en
  • USD165523S - Iannelli knife sharpener : en
  • CA479733A - Organic polysulfides : en fr
  • DE826195C - Device and method for the production of wall formwork using construction panels as a permanent circuit : de en
  • GB663609A - Improvements in or relating to the manufacture of thermal regenerators : en
  • FR996683A - Symmetrical quadrupole for filter use : en fr
  • US2579721A - Community automatic exchange network : en
  • US2579931A - Defrosting apparatus for freezing molds : en
  • US2580102A - Liquefied fuel vaporizer : en
  • US2579463A - Gate opener : en
  • US2580031A - Accumulator engaging mechanism : en
  • US2579679A - Stable vitamin b12 composition : en
  • FR996751A - Process for increasing the wear resistance of rubber : en fr
  • US2579547A - Garment : en
  • US2579849A - Surgical speculum : en
  • US2579932A - Sewage distillation process : en
  • FR996674A - Improvements made to frosted screens, in particular those used for photography, cinematography or television : en fr
  • FR996714A - Improvements to centrifugal molding machines : en fr
  • AT169811B - Low-dispersion, iron-enclosed induction furnace : de en
  • FR996655A - Loading, emptying or inspection door, in particular hearth door : en fr
  • FR996659A - Improvements to flexible tubular conductors for very high frequencies : en fr
  • FR996948A - Process for the simultaneous manufacture of pure magnesia and activated phosphate fertilizer : en fr
  • FR996675A - Improvements made to the assemblies, by welding and sleeve, of tubular parts : en fr
  • FR996718A - Improvements made to punch boxes for drilling or stitching jacquard cartons and the like : en fr
  • FR996805A - Method and installation of collective heating by hot air generators : en fr
  • DK73556C - Electric cutting torch. : da en
  • US2579627A - Deflection system : en
  • GB663560A - Improvements in or relating to means for loading wagons, more particularly mining trams : en
  • GB663786A - Improvements in or relating to clothes washing machines : en
  • DE1632648U - DEVICE FOR VENEERING FURNITURE CURVE. : de en
  • FR996693A - Reinforced plaster construction system : en fr
  • FR996700A - Adjustable magnetic dispersion transformer : en fr
  • CA479737A - Tilting valve master cylinders : en fr
  • GB663783A - Improvements in ploughs : en
  • CA479630A - Methods and means for shaping meats : en fr
  • US2580168A - Method of manufacture of anhydrous magnesium carbonate : en
  • US2579963A - Power-operated loader adjusting mechanism : en
  • US2580362A - Polyvinyl alcohol gels : en
  • DE825965C - Fountain pens, in particular ballpoint pens with a paste-like ink filling : de en
  • DE826239C - Illuminated advertising device with translucent mirror : de en
  • DE826270C - Elevation conveyor : de en
  • DE1632660U - CORNER VALVE WITH AUTOMATIC EMPTYING OF THE EXTRACTION LINE WHEN THE VALVE CLOSES. : de en
  • DE826134C - Process for the production of highly active hydrogenation and dehydrogenation catalysts : de en
  • GB663831A - Optical projection apparatus : en
  • GB663646A - Improvements relating to couplings for pipes having flanged ends : en
  • FR996661A - Improvements to tubular electric heating elements : en fr
  • FR996848A - Mechanical device for synchronizing the ignition of a flashlamp (or illuminating powders) and the operation of the shutter of a photographic camera : en fr
  • FR996897A - Improvements to hectographic papers : en fr
  • CA479616A - Building construction : en fr
  • US2579612A - Telegraph converter system and apparatus : en
  • US2580306A - Silo unloader : en
  • FR996672A - Electrically operated remeshing device : en fr
  • FR996809A - New process for tempering glass objects : en fr
  • US2579759A - Resinifying hydroxyl formyl acetophenones, acetoxy benzaldehydes, and methoxy derivatves thereof : en
  • US2579883A - Flame failure control system : en
  • DE1632894U - FORK TEDEERS WITH FORKS MOUNTED ON A CRANKSHAFT. : de en
  • FR996776A - Method and device for the formation of deposits inside vacuum or gas discharge tubes : en fr
  • DE1632762U - COLLECTION CONTAINER PANELS. : de en
  • FR996646A - Process for obtaining color films by subtractive trichrome synthesis, and its application to sound cinematography : en fr
  • IE20026L - Corrosion-inhibiting coatings : en
  • US2579658A - 3-methyl-1-(1'-hydroxy-2', 6', 6'-trimethylcyclohexyl)-octa-3, 5-dien-1-yn-7-one andprocess of preparing same : en
  • US2580018A - Motor handling device : en
  • CA479649A - Production of succinic acids : en fr
  • CA479782A - Production of dispersions of reaction products of halogenated paraffins and alkaline polysulfides : en fr
  • AT169809B - Process for the oxidative splitting of symmetrical or asymmetrical 1,4-butynediols : de en
  • AT169824B - Process for improving the adhesion of natural or synthetic rubber and plastics to rayon or textile materials of artificial or natural origin : de en
  • US2580096A - Dispensing container : en
  • US2580369A - Engine control apparatus for starting, stopping, running, and reversing : en
  • US2580048A - Fungicidal emulsion comprising a copper salt of an alkylated phenoxy acetic acid : en
  • US2579470A - Selector system : en
  • US2579857A - Drafting instrument : en
  • AT169798B - Process for the production of new vat dyes : de en
  • USD165508S - Budlong radio cabinet : en
  • USD165551S - Expansible link chain for a bracelet or the like : en
  • US2579725A - Illuminated figure with reflector : en
  • US2580023A - Coating composition : en
  • CA479770A - Methods of concentrating waste sulphite liquor : en fr
  • CA479775A - Control means for aircraft and aircraft power plant installations : en fr
  • FR996798A - Knitting device : en fr
  • FR996816A - Complete synchronization of gearboxes : en fr
  • GB663911A - Improvements in or relating to electrical pulse generator circuit arrangements : en
  • CA479742A - Cooling apparatus : en fr
  • SE134020C1 - : sv
  • CA479793A - Lubricating oils : en fr
  • DE1632673U - DIRECTION INDICATORS FOR DRIVE AND MOTORCYCLES. : de en
  • DE826141C - Double blade and guide vane : de en
  • GB663908A - Improvements in grinding machines : en
  • CA479734A - Methods for producing ammonium metaphosphate : en fr
  • DE1632799U - MORTAR SLEEVE FOR GROUTING STONE JOINTS. : de en
  • DE1632963U - ROTATING TABLE FOR READING LEGAL FEES AND COURT CHARGES. : de en
  • DE826034C - Process for burning out the weak points in the metal-coated, band-shaped dielectric of electrical capacitors : de en
  • US2580261A - Frequency-modulation demodulator system : en
  • DE1632780U - REFRIGERATOR. : de en
  • AT169830B - Process for the phosphating of metals : de en
  • AT169812B - Procedure for the commissioning of multi-cell overpressure water separators : de en
  • CA479715A - Coupled networks : en fr
  • GB663768A - Improvements in or relating to weighing apparatus : en
  • DE1632918U - FILLING DEVICE FOR SUESSMOST. : de en
  • FR996771A - Improvements made to means such as those for laying and removing railway tracks : en fr
  • USD165560S - Automobile fender : en
  • DE826061C - Shaped stone, consisting of plates and supports or webs connecting them : de en
  • FR996618A - Auto-viewfinder for portrait photography or cinematography : en fr
  • USD165559S - Vehicle door panel or similar article : en
  • DE825909C - Device for the detection of mercury vapor : de en
  • DE826085C - Ventilation of the crankcase in internal combustion engines : de en
  • DE826121C - Method of insulating, in particular of hollow blocks : de en
  • US2579581A - Leader film : en
  • US2580063A - Control mechanism for fluid motors : en
  • AT169932B - Process for the production of regular culinary products : de en
  • DE1632692U - WOODEN VOT OR WOODEN BARREL FOR WASHING MACHINES. : de en
  • DE1632791U - DEVICE FOR MEASURING THE FRAGITY OF THE CAPILLARY BLOOD VESSELS OF HUMANS. : de en
  • US2579561A - Crust breaking cultivator : en
  • US2579828A - Synthesis of organic compounds : en
  • CA479654A - Preparation of 2-substituted pyrimidines : en fr
  • CA479766A - Superheterodyne reecivers : en fr
  • GB663681A - Improvements in or relating to electric accumulator connections : en
  • DE826198C - Process for improving organosilicon resins : de en
  • CA479785A - Electronic oscillation generators : en fr
  • DE1632969U - LUGGAGE BOTTOM RIVET. : de en
  • FR996740A - Improvements made to the means to ensure the graphic representation of constructions or other assemblies : en fr
  • FR996911A - Locking device for two articulated parts on the same axis : en fr
  • US2580106A - Hog feeder trough : en
  • US2580321A - Hood bonding clip : en
  • DE1632720U - HOLDER FOR CONTAINERS SUCH AS SOAP DISHES, ASHTRAY AND THE LIKE. : de en
  • DK73563C - Bucket cooling device for paddle-bearing rotary machines. : da en
  • US2579490A - Face powder box : en
  • US2579962A - Valve : en
  • USD165566S - Drinking cup : en
  • US2579564A - Dowel hole locator : en
  • US2579792A - Vehicle mounted spraying equipment : en
  • US2579966A - Rodent trap : en
  • US2580113A - Generator for hydrocarbon burners : en
  • US2579557A - Counter electrode of selenium rectifiers : en
  • US2580368A - Fluid pressure remote-control apparatus : en
  • US2579592A - Laminated insole with arch support : en
  • US2580053A - Mineral oil containing copolymers of alpha-beta unsaturated dicarboxy esters with alpha-beta unsaturated monocarboxy acids : en
  • GB663554A - Improvements in or relating to a method of working cylinder wall surfaces and tool for performing the same : en
  • DE1632952U - OVERFLOW REGULATING VALVE FOR FLOW DIVIDER. : de en
  • US2579596A - Process for polymerizing large bodies of resins : en
  • US2580205A - Black printing inks : en
  • US2580335A - Manufacture of ddt : en
  • USD165567S - Yellin bird cage : en
  • US2579629A - Torsion meter system : en
  • US2579710A - Audible piston position indicator : en
  • CA479640A - Plough shares : en fr
  • AT169992B - Piezoelectric element : de en
  • DE1632805U - VALVE, IN PARTICULAR FOR HYDRAULIC SHOCK ABSORBERS. : de en
  • GB663865A - A process for the prearation of reaction products of high molecular weight : en
  • US2579939A - Molding composition and articles produced therefrom : en
  • US2579569A - Electric gauge : en
  • US2580093A - Call data recording telephone system : en
  • US2579901A - Log turner and deck block for sawmills : en
  • US2580196A - Latch bolt holdback : en
  • USD165522S - Plate or similar article : en
  • AT169880B - Shower pipe, in particular for use in processing and screening technology : de en
  • CA479624A - Screw drivers and similar tools : en fr
  • AT169978B - Plug contact : de en
  • US2579643A - Manual and automatic control apparatus for combustion engines : en
  • DE826297C - Flame tube boiler : de en
  • GB663824A - Improvements in or relating to a dye bath for textiles and method of dyeing and the textile so dyed : en
  • CA479687A - Electrical time-base circuits : en fr
  • DE1632618U - DEVICE FOR TYING THREAD BAGS ON A THREAD REEL. : de en
  • DE1632634U - CARDBOARD-SHAPED BASE USING AS A HOLDING ORGANIZATION FOR THE SIMULTANEOUS RECEIVING OF SEVERAL DISC OR STRIP-SHAPED BODIES, IN PARTICULAR GRINDING DISCS AND STRIPS FOR DENTAL NEEDS. : de en
  • AT169970B - Device for the standardized definition of statistical information on a character carrier : de en
  • CA479720A - Inductance devices : en fr
  • US2579689A - Sack tie : en
  • DE1632645U - SPRING CLAMP FOR FLAT WINDERS, IN PARTICULAR FOR THE PERMANENT WAVE PROCESS. : de en
  • DE1632788U - DIVING CORE MAGNET. : de en
  • DE820290C - Process for the production of folded tubes : de en
  • DE1632629U - EARTH TERMINAL. : de en
  • US2580327A - Tandem mandrel : en
  • US2580276A - Haircutting attachment : en
  • AT169883B - Drive for bicycle light dynamos : de en
  • DE1632967U - CIGARETTE PACKAGING IN COMBINATION WITH LIGHTER. : de en
  • GB663534A - Improvements in or relating to pilot's indicators for aircraft blind approach systems : en
  • GB663691A - A process for the manufacture of methylchlorosilanes : en
  • DE1632610U - INTAKE AIR FILTERS FOR COMBUSTION ENGINES. : de en
  • DE1632993U - WALL SHOE. : de en
  • DE826218C - Air-cooled prime mover or working machine : de en
  • DE826291C - Elastic bristle holder for brushes of any kind : de en
  • AT169841B - Electrically heated equipment, in particular electric soldering irons : de en
  • CA479661A - Cameras : en fr
  • DE825886C - Floor panel consisting of an abrasion-resistant, soft top layer and a soft, pressure-elastic underlay : de en
  • FR996692A - Burner or quartz lamp producing ultra-violet rays : en fr
  • US2580359A - Portable electric lamp guard provided with a pivoted door : en
  • AT169892B - Rigid connection of mortised wooden parts : de en
  • US2579781A - Magnesia refractory and method of : en
  • US2580189A - Carton folder : en
  • US2579991A - Fish lure : en
  • DE826068C - Means for firmly attaching door linings, preferably made of precious wood, between door soffits : de en
  • FR996777A - Process for destroying reinforced concrete or similar structures : en fr
  • FR996902A - Reinforced sealing lead and its use clamp for packages and measuring devices : en fr
  • AT169826B - Process for the production of an artificial leather : de en
  • US2580033A - Heater : en
  • GB663541A - An improved control system for tractor drawn harrows : en
  • AT169894B - Roulette table : de en
  • US2579639A - Battery cart : en
  • US2579692A - Gasoline fuel containing dimethyl carbinol and solvent oil : en
  • US2579497A - Radio pulse system : en
  • US2579741A - Motion-picture film developer feeding device : en
  • AT169991B - Circuit with an electron tube which contains at least a cathode, an anode and a secondary emitting auxiliary electrode : de en
  • DE825907C - Device for displaying explosive gas mixtures : de en
  • US2579584A - Hand-harvesting tool : en
  • US2579958A - Automatic starting system for internal-combustion engines : en
  • US2580223A - Apparatus for extracting mandrels from cavitied plastic structures : en
  • CA479724A - Small turbine generators : en fr
  • DE1632885U - PIEZOELECTRIC SOUND MICROPHONE. : de en
  • GB663699A - Improvements relating to separable electrical connectors : en
  • GB663802A - Improvements relating to yarn winding machines : en
  • DE1632640U - AMPOULE CASE. : de en
  • DE1632759U - ADDITIONAL MANUAL DRIVE FOR BICYCLES. : de en
  • DE826005C - Input circuit for low frequency amplifier : de en
  • GB663870A - Diazotisation method for the esters of aminobenzoic acids : en
  • CA479761A - Electromagnetic power-current relays : en fr
  • DE1632745U - HOUSING OF ASHES FOR VEHICLES. : de en
  • DE1632861U - DOUBLE SCALES CARD. : de en
  • CA479756A - Filler caps and other closures : en fr
  • US2580097A - System for testing cable repeater : en
  • DE1632770U - WATER JET WITH CARBONATE ADHESION CARTRIDGE. : de en
  • US2579794A - Textile decorating : en
  • AT169800B - Process for printing textiles or wallpaper papers : de en
  • GB663917A - Improvements in and relating to the manufacture of straw pulp : en
  • DE1632772U - PROGRESSIVE EXPANSION FOR MOUNTAIN MALE EXTRACTIONS. : de en
  • US2579536A - Pickup tongs : en
  • DE825888C - Gestuehl with reverberation duration regulation : de en
  • DE825932C - Multiple friction gear with parallel friction wheel pairs : de en
  • DE826177C - Asymmetrical electrostatic deflector for corpuscular beams : de en
  • DE826340C - Compressed air valve, especially for sliding devices in mining : de en
  • US2579858A - Gasket winding machine : en
  • US2580156A - Automobile body construction : en
  • GB663875A - Improvements in or relating to indicating devices : en
  • DE1632735U - TOOL COMBINATION AND DEVICES EQUIPPED WITH THE TOOL COMBINATION, IN PARTICULAR MACHINERY FOR CURVING BOXES, ESPECIALLY FRESHLY COVERED BOXES. : de en
  • US2579767A - Parallel motion roll crusher : en
  • DE825968C - Electrical signaling device, in which the signaling is triggered by the interruption of a closed circuit : de en
  • GB663868A - Improvements in and relating to pneumatic tube conveyor systems : en
  • DE826146C - Amplifier with indirect heating : de en
  • AT169861B - Cooking stove for operation with solid fuel or with electrical energy : de en
  • CA479632A - Wheel structures : en fr
  • DE826262C - Milk transport can and process for making same : de en
  • FR996811A - Folding fruit crate : en fr
  • DE1632630U - BLADE FASTENING FOR AXIALLY IMPACTED GENTLE WHEEL MACHINES. : de en
  • GB663657A - Improvements in or relating to frequency dividers : en
  • GB663791A - Improvements in and relating to the synthesis of ª‡, ª‰-unsaturated aldehydes and amine derivatives thereof : en
  • DE826215C - Starter pump for vehicle engines : de en
  • DE826316C - Device for coin telephones for cashing coins of different values : de en
  • DE1632923U - PLAY DICE FOR FOOTBALL TOTO RESULTS. : de en
  • FR996640A - Improvements to glass electrodes for discharge tubes : en fr
  • US2579538A - Electrical outlet with insulating closures : en
  • US2579617A - Thrust meter : en
  • US2579908A - Aqueous emulsion polymerization with low initial soap concentration : en
  • DE1632834U - PLUG-IN FIGURE. : de en
  • DE1632999U - CHILDREN'S TOYS. : de en
  • GB663840A - A regulable optical illumination system : en
  • FR996875A - Machine for capping bottles and other similar operations : en fr
  • US2579705A - Color television system : en
  • US2580015A - Diesel fuel : en
  • US2580107A - Clutch and throttle control mechanism : en
  • US2580195A - Method of purifying 4-aminosalicylic acid : en
  • DE1632650U - NAILING MACHINE. : de en
  • DE1632686U - PACKAGE FOR PACKAGING VARIOUS PRESERVED FOOD. : de en
  • US2579650A - Tie wire clamp : en
  • US2579696A - Frozen confection apparatus : en
  • US2579772A - Method of making an image storage screen : en
  • US2580020A - Volume expander with timing control : en
  • US2580030A - Pressure regulating apparatus : en
  • AT169808B - Process for the preparation of α-substituted compounds derived from naphthalene : de en
  • USRE23446E - Ice pboduct and method of making : en
  • US2579837A - Sugar beet leaf defoliator : en
  • CA479664A - Bulldozer or scraper structures : en fr
  • US2580350A - Antenna mounting : en
  • AT169823B - Process for the preparation of saturated and unsaturated derivatives of pregnandione-3,20 which are substituted in the 21-position : de en
  • AT169919B - Process for the production of welded framework and lattice-like structures from tubes, hollow rods and the like. like : de en
  • DE1632699U - BICYCLE STAND. : de en
  • DE1632765U - PACKING FOR FLAT OBJECTS. : de en
  • DE1632960U - DEVICE FOR DIVIDING SAMPLE MATERIAL. : de en
  • GB663582A - Improvements relating to anchoring reinforcements for prestressed concrete : en
  • FR996829A - Advanced removable and portable table : en fr
  • CA479694A - Double-acting sliders : en fr
  • US2579719A - High-pressure liquid level gauge : en
  • US2579895A - Condiment holder supporting bracket : en
  • DE1632679U - READING DEVICE. : de en
  • AT169953B - Drive pulley : de en
  • DE826184C - Holder for tongue opener brushes of flat knitting machines : de en
  • FR996720A - Combination device for starting, stopping and braking for electric motor : en fr
  • US2579495A - Leakage testing apparatus : en
  • CA479716A - Modulation systems : en fr
  • DE1632884U - DRILL MARKING DEVICE. : de en
  • US2579460A - Nonrefillable container : en
  • US2579680A - Planer blade grinding attachment : en
  • US2579899A - Removable cap with depending chamber which encloses a reciprocating valve element : en
  • US2579687A - Means for automatically injecting fuel into engines : en
  • US2580076A - Composition for making acousting material : en
  • CA479711A - Lipstick containers : en fr
  • DE1632716U - NAPKIN CLIP. : de en
  • GB663801A - Improvements in the extraction and manufacture of pectic substances from agave and other vegetable matter : en
  • AT169817B - Process for decarburizing high carbon ferrochrome : de en
  • CA479651A - Acetoacetic-arylides : en fr
  • US2579671A - Pressure type clothes pounder : en
  • US2579709A - Glass composition : en
  • US2579572A - Manufacture of vinyl resin compositions : en
  • US2579727A - Method of making an abrasive coated wheel : en
  • AT169989B - Bracing for bundle conductors : de en
  • DE1632622U - DEVICE FOR CIRCULATING THE FLEET IN PAINT AND BLEACHING APPARATUS. : de en
  • US2580115A - Rotary steel scrap shearing machine : en
  • DE826054C - Method for melting a glass window onto a hollow glass cone : de en
  • FR996823A - Small power hydraulic press : en fr
  • DE826122C - Process for the production of glass wall tiles : de en
  • CA479781A - Polyvinyl chloride compositions : en fr
  • DE825957C - Sanding machines for endless sanding belts : de en
  • DE825880C - Construction crane : de en
  • FR996662A - Optical device for measuring the angle formed by two directions located at different levels, in particular for transmitting a given direction from one level to another : en fr
  • DE1632820U - VEHICLE TIRES WITH SPECIAL TREAD DESIGN. : de en
  • DE826019C - Circuit arrangement for the transmission of identifiers from lines or points in the connection setup of telecommunication systems, in particular of telephone systems with dialer operation : de en
  • GB663855A - Improvements in the production of glass : en
  • DE826077C - System for displaying the speed of travel of watercraft : de en
  • US2579700A - Machine for stripping sheet metal : en
  • US2580162A - Load measuring device : en
  • FR996701A - Improvements in methods to ensure a suitable mixture of signals of different kinds, in particular for synchronization in television : en fr
  • GB663590A - Improvements relating to settees, armchairs and like articles of furniture : en
  • GB663730A - Improvements in or relating to electron discharge devices : en
  • DE826226C - Valve : de en
  • DE1632778U - STORAGE OF PIPE HEAT EXCHANGERS. : de en
  • US2580292A - Metered bottle closure : en
  • DE1632857U - FOLD DOWN DRYER. : de en
  • US2580151A - Distance measuring system : en
  • US2580309A - Camera track structure : en
  • CA479755A - Liquid fuel burners : en fr
  • US2579543A - Light filter : en
  • GB663725A - A process of preparing complex mixtures in the form of "miscible" concentrated solutions which on dilution with water form stable emulsions : en
  • IE20287L - Heald-shaft frames : en
  • US2580160A - Rivet setting machine with fast snap-action rivet release mechanism : en
  • US2580239A - Comparator for tracing contours of solid objects : en
  • US2579604A - Egg cleaning device : en
  • GB663528A - Improvements in and relating to electrical ignition systems : en
  • GB663547A - Improvements in or relating to multiplate piezoelectric crystal transducers : en
  • US2580174A - Connection for precast concrete girders and beams : en
  • FR996642A - Ferric salt products : en fr
  • DE826033C - Time relay with vertical axis of rotation and exchangeable speed controller : de en
  • DE826189C - Luffing crane : de en
  • GB663704A - Improvements in or relating to transmissions for automotive vehicles : en
  • DE825947C - Photographic cassette for plates, in particular for spectrographic purposes : de en
  • DE826056C - Process for molding objects from glass or other thermoplastic materials : de en
  • DE826313C - Compressed air brake, in particular stepless brake with variable useful stroke of the brake cylinder : de en
  • FR996735A - Hardware for the determination of voltages in an evolving data system : en fr
  • FR996862A - New welding process for jewelry chains : en fr
  • US2580171A - Heat-resistant ferritic alloy : en
  • GB663820A - Coupling system for ultra high frequency transmission lines : en
  • GR13348B - ROAD MARKING DEVICE THROUGH WIRELESS WAVES SUITABLE FOR SIGNAL STATIONS AND FOR THE SIDE OF VEHICLES IN MOTION. : el en
  • GB663516A - Improvements in or relating to separation of olefins from hydrocarbon mixtures : en
  • DE1632619U - FLEXIBLE, ELECTRICALLY INSULATING, HIGH TEMPERATURE RESISTANT FIBER WEB. : de en
  • DE1632730U - SWIRL CHAMBER DIESEL ENGINE WITH DISPLACEMENT PIN. : de en
  • DE1632917U - BOTTLE COOLER. : de en
  • DE1632937U - SUSPENDERS. : de en
  • US2579667A - Suction valve for reciprocating compressors : en
  • US2579775A - Capping head : en
  • USD165542S - Barking or the like : en
  • DK73568C - Device for machines for deodorizing essentially unmixed cocoa. : da en
  • AT169801B - Method and device for the commissioning of contact devices for sulfur trioxide production : de en
  • DE1632792U - PLIERS FOR DENTAL PURPOSES. : de en
  • DE826126C - Waste cistern : de en
  • GB663743A - Improvements in and relating to lubrication of axle and like bearing surface : en
  • GB663556A - New or improved means for guarding power presses and other machines : en
  • GB663912A - Improvements in building construction members : en
  • CA479643A - Pivotal stakes and latches therefor : en fr
  • AT169926B - Process for the production of viscose rayon with very high strength : de en
  • AT169948B - Method and device for peeling grains, in particular oats : de en
  • US2579786A - Secondary-electron-emitting discharge device : en
  • US2580175A - Lay for narrow ware looms : en
  • DE826165C - Circuit arrangement for tone frequency selection via connecting lines in telephone systems with dialer operation : de en
  • GB663806A - Improvements in or relating to refrigerator cabinets : en
  • US2579549A - Grasshopper dispenser : en
  • DE1632731U - ADDITIONAL ADJUSTABLE AIR FILTER ON THE NOISE DAMPER POT OF A FUEL COMBUSTION MACHINE. : de en
  • DE825933C - Stepless transmission : de en
  • AT169909B - Measuring vessel made of transparent material : de en
  • US2579657A - Valve stem guide with air inlet : en
  • US2579806A - Projecting speed indicator : en
  • US2580158A - Power-operated portable tool : en
  • US2579897A - Collapsible wardrobe : en
  • US2579968A - Medullary pin : en
  • GB663849A - Improvements relating to apparatus for wiring boxes, cases, crates, bales and the like : en
  • US2580204A - Building and parking arrangement : en
  • US2580280A - Telescope sight : en
  • GR13338B - METHOD FOR THE INFLUENCE, GUIDANCE AND CONTROL OF TECHNICAL AND TECHNOLOGICAL PHENOMENA. : el en
  • DE825896C - Process for the production of synthetic resins : de en
  • GB663557A - Lubricating oil composition : en
  • GB663580A - Broaching tools : en
  • GB663837A - Improvements in or relating to electron discharge apparatus : en
  • DE1632878U - GLOVE ELECTRODE FOR GALVANO-ELECTRIC TREATMENT. : de en
  • DE1632898U - PROTECTIVE DEVICE AGAINST SEEDS AND SEEDS BY BIRDS. : de en
  • GB663894A - Improvements in or relating to machines for roughing surfaces of sheet material : en
  • DE826242C - Fluid pump or motor with star-shaped pistons : de en
  • DE826315C - Circuit arrangement for telephone extension systems consisting of main and extension units : de en
  • FR996627A - Device for momentarily bringing gases to a very high temperature by adiabatic compression : en fr
  • FR996624A - A tampon device intended in particular to absorb the anal and urinary evacuations of young children and the periods : en fr
  • GB663779A - Arrangements for stabilising the scanning waveform used for the magnetic deflection of cathode ray tubes and the like : en
  • AT169867B - Hydraulic braking system : de en
  • US2579661A - Light measuring meter : en
  • US2580291A - Circuit interrupter : en
  • US2579473A - Arrangement for selecting electric pulses of given width : en
  • US2580294A - Fuel injection carburetor : en
  • GB663817A - Aircraft air conditioning system : en
  • AT169796B - Process for the production of vat dyes : de en
  • AT169945B - Ski pants : de en
  • CA479613A - Trolling leaders : en fr
  • DE1632945U - FEFAESS FOR PREPARATION, STORAGE AND DELIVERY OF STERILE INJECTION SOLUTION. : de en
  • GB663841A - Improvements in or relating to artificial resins and processes of making the same : en
  • CA479685A - Circuit interrupters : en fr
  • US2579951A - Apparatus for casting heads on pins : en
  • US2579651A - V-type ditcher : en
  • US2579902A - Instrument for correlating air speed, angle of attack, and aircraft loading : en
  • US2579985A - Molded tableware articles and resins used to produce same : en
  • GB663708A - A closure for sprayer tanks and the like : en
  • US2579494A - N-(2-thenoylmethyl) hexamethylene-tetraminium halides : en
  • US2580259A - Temperature equalizing means for furnaces : en
  • US2579649A - Jack head for flat knitting machines : en
  • US2580284A - Production of secondary aromatic amines : en
  • US2580086A - Strip conveyer : en
  • US2580125A - Transmission operating device : en
  • DE826043C - Reduction of the thermal noise level in photocells and secondary electron multipliers : de en
  • US2579646A - Method of forming spherical containers : en
  • US2579660A - Clothespin : en
  • USD165510S - Combination lamp and plant holder : en
  • US2580143A - Movable strip indicator board : en
  • US2579583A - Segmental blading : en
  • USD165554S - Combined sewing machine cabinet and chair therefor : en
  • US2580232A - Hydroelectric treatment plant with air supply : en
  • FR996617A - Device for the treatment of nighttime incontinence : en fr
  • FR996768A - Liquid vaporization improvements : en fr
  • US2580112A - Cycle trailer hitch : en
  • DE1632739U - TWO-WHEELED MOERTEL CARRIAGE WITH RUBBER TIRES. : de en
  • DE1632988U - SKI BOOTS WITH DOUBLE LACING AND EXTERNAL COVERING THE INNER LACING. : de en
  • US2579783A - Foldable portable chiropractor's table : en
  • US2579526A - Process for the fractionation of cottonseed : en
  • DE1632635U - BANDAGE TO COMPENSATE FOR DISEASE CHANGES IN THE SKELETON, ESPECIALLY THE SPINAL COLUMN. : de en
  • DE1632872U - MULTIPLE PLUG-IN DEVICE. : de en
  • DE826279C - Device for automatic monitoring of the winding status of shuttle spools for looms : de en
  • DE826296C - Method for installing flame tubes in steam boilers with butt welded floors : de en
  • US2579981A - Apparatus for effecting or controlling traverse of a body between opposed walls : en
  • US2580117A - Stadia rod : en
  • AT169776B - Procedure for the precise determination of the fault location in lead-sheathed cables by simple measurements on the outside of the cable : de en
  • CA479788A - Generation of electrical impulses : en fr
  • DK73562C - Process for producing regenerator liquefaction. : da en
  • US2580254A - Automatic frequency control system : en
  • DE826149C - Bone conduction headphones : de en
  • FR996927A - Sharp kitchen instrument intended, in particular, for cutting onions : en fr
  • AT169835B - Process for the production of thermosetting aminoplast molding compounds in granular form : de en
  • AT169850B - Plucking machine for curled fiber or strand material : de en
  • US2580098A - Pine wood resin of increased melting point : en
  • DE826049C - Process for the purification of flammable gases from low-tar fuels in electrostatic precipitators : de en
  • FR996620A - Remote driven electric toy vehicle : en fr
  • DE1632858U - WASHING DEVICE. : de en
  • FR996607A - Self-regulating variable-pitch propeller : en fr
  • DE1632678U - WINDOW FITTING. : de en
  • DE1632971U - SCREWLESS HOSE CLAMP. : de en
  • FR996697A - Improvements to rotating spinning and twisting units : en fr
  • GB663718A - Building structures : en
  • US2580373A - Process for preparing perhaloacetyl peroxide : en
  • US2579625A - Fluid discharge gun : en
  • US2579713A - Float : en
  • US2579632A - Electrical strain measuring apparatus : en
  • AT169839B - Device for the production of non-round profiles by grinding, in particular od cams on camshafts. : de en
  • US2580354A - Circuit breaker with disconnect : en
  • USD165557S - Calculating machine : en
  • DE826230C - Pipe end cutting machine : de en
  • DE826259C - Process for making the upper part of chimney frames : de en
  • DE826319C - Electrical cable bushing of pressure-resistant design for encapsulated devices and machines : de en
  • US2579886A - Process of making pebble-shaped magnesia refractory : en
  • GB663664A - Improvements in or relating to modulated carrier wave radio receiving systems : en
  • DE1632674U - TWO-COLOR DIRECTION INDICATOR FOR TWO-WHEELS. : de en
  • DE826079C - Circuit for a multiplication machine controlled by punch cards : de en
  • GB663629A - Improvements in or relating to a resistor and method of making the same : en
  • DE825972C - Brochure, printed matter etc. with varnished high-gloss pressed surface : de en
  • GR13342B - IMPROVEMENTS IN OR IN RELATION TO APPLIANCE FOR CONSTRUCTION AND FILLING RECEPTION. : el en
  • DE825929C - Gear transmission with gear ratio changeable by changing the gear : de en
  • US2580298A - Automatic stop for calculating machines : en
  • GB663846A - Improvements in gear changing mechanism for motor vehicles : en
  • US2579777A - Method of surface lubrication of metal products : en
  • DE1632833U - DEVICE FOR SHOOTING TARGETED BAELLS, IN PARTICULAR FOR ENTERTAINMENT PURPOSES. : de en
  • DE1632632U - STERILIZING AND STORAGE CARRIERS FOR MEDICAL EQUIPMENT. : de en
  • DE826343C - Conveyor reel : de en
  • AT169869B - Internal shoe brake for motor vehicles : de en
  • AT169904B - Ceiling and wall panel : de en
  • FR996747A - Methods and apparatus for measuring surfaces : en fr
  • US2579548A - Thread-advancing reel : en
  • US2580109A - Tractor hitch : en
  • US2580233A - Synchronized stenter drive : en
  • US2579468A - Apparatus for making coaxial cable units : en
  • DE1632860U - DEVICE FOR THREADLESS BOOKBINDING. : de en
  • FR996615A - Electric stove : en fr
  • FR996643A - Improvements made to devices intended for pinning sheets : en fr
  • GB663827A - Food container for serving prepared food : en
  • US2579735A - Coated seed : en
  • US2579743A - Dry cell and electrode therefor : en
  • DE1632777U - PRESSURE ROLLER FOR FABRIC LAYERING MACHINES. : de en
  • DE1632853U - TRAINING SUIT WITH WINDSHIELD. : de en
  • DE825973C - Device for preventing the derailment of single or multi-axle axles for vehicle models standing or rolling on tracks : de en
  • DE826023C - Circuit arrangement for relay interrupter in telecommunication systems, especially telephone systems : de en
  • DK73574C - Tools for recovering fasteners. : da en
  • GB663599A - Organo-silicon modified alkyd resins and a process for their manufacture : en
  • GB663628A - Multiple television projector : en
  • DE826021C - Circuit arrangement for identifying line numbers in telecommunications systems, especially in telephone systems with dialer operation : de en
  • AT169886B - Solid brick reinforced concrete composite beam : de en
  • FR996663A - Improvements to automatic weapons : en fr
  • GB663548A - Electrical circuit testing apparatus : en
  • AT169916B - Process for the production of firmly adhering, gas-tight coatings on molded bodies made of refractory metals : de en
  • US2579517A - Method of and means for attaching printing members to cylinders of printing presses : en
  • AT169986B - Junction box for electrical lines, in particular made of plastic : de en
  • US2580263A - Brick scribing and marking device : en
  • US2580274A - Lubricant : en
  • US2579587A - Photographic product containing a rupturable container : en
  • US2579878A - Mounting device for telephones and the like : en
  • DE1632655U - CIGAR CUTTER WITH EMBOSSED NUMBERS WITH THREE DICE INSIDE. : de en
  • FR996698A - Improvements in spinning, twisting and envidering looms for textiles of all kinds : en fr
  • DE1632910U - ADDITIONAL DEVICE FOR BICYCLE AND MOTORCYCLE CARRIER. : de en
  • GB663694A - Suspension device for vehicles and especially for automobile frames : en
  • US2579803A - Case sealing machine : en
  • US2579774A - Vehicle side rack : en
  • DE1632657U - PULLEY COATING MADE OF RUBBER. : de en
  • DK73566C - Device at agricultural mills. : da en
  • DK73571C - Fire extinguisher. : da en
  • DE826075C - Tester for flexible products : de en
  • DE825999C - Bracket for funnel loudspeaker : de en
  • DE826344C - Gear drive for lifting and lowering loads : de en
  • GB663932A - Method of manufacturing cutting dies for cutting blanks from leather or the like : en
  • DE825994C - Road surface : de en
  • AT169881B - Rust-shaped magnetic separator on a permanent magnetic basis : de en
  • DK73569C - Bag making machine. : da en
  • DE825921C - Fuel for internal combustion engines : de en
  • DE826084C - Pistons for internal combustion engines : de en
  • DE1632653U - ARBAND FOR JEWELRY AND USE. : de en
  • DE1632707U - STREETS AND EXTERIOR LIGHT FOR FLUORS LAMPS : de en
  • US2580035A - Method of improving flow properties of asphalt : en
  • US2579568A - Fluid pump : en
  • US2579998A - Lathe control : en
  • GB663814A - Improvements in means for separating a liquid from solid material : en
  • US2579694A - Garment clasp : en
  • GB663673A - Thermionic speed-regulating device for electric motors : en
  • US2579453A - Composition for drilling muds : en
  • US2580138A - Dry shaver : en
  • US2580027A - Line-contact semiconductor device : en
  • US2580077A - Racing game apparatus : en
  • FR996622A - Improvements to telephone switchboards : en fr
  • GB663784A - Improvements in or relating to carburetters for internal-combustion engines : en
  • US2579739A - Detachable connector : en
  • FR996926A - Ore sampling station : en fr
  • GB663927A - Improvements in or relating to taps for controlling the flow of liquids : en
  • US2579699A - Piston ring assembly and groove filler element for use with piston rings : en
  • GB663856A - Building structures : en
  • GB663747A - Valve means for controlling the filling and draining of tanks : en
  • GB663769A - Improvements in or relating to methods of printing textile fabrics and to the printing compositions used in said method : en
  • GB663935A - Improvements in pressure change amplifying devices suitable for use in hydraulic governing systems for turbines : en
  • US2579942A - Protective hood : en
  • USD165529S - Fishing rod handle : en
  • CA479773A - Dispensing packages : en fr
  • DE1632741U - DEFROSTING AND DRYING SYSTEM FOR WINDOWS IN MOTOR VEHICLES. : de en
  • DK73575C - Case for storing a large number of mutually different, elongated objects. : da en
  • DE826142C - Heat exchanger : de en
  • DE826153C - Reversible extension cable : de en
  • GB663622A - Method of preparing a hydrophilic cellulose gel : en
  • FR996874A - Improvements to wireless receiving frames : en fr
  • AT169785B - Sauna heater : de en
  • AT169813B - Horizontal chamber furnace, in particular regenerative composite coke furnace : de en
  • CA479771A - Apparatus for treating textile materials : en fr
  • DE825920C - Method and device for compressed air atomization of plant protection products in liquid form : de en
  • DE826248C - Amusement vehicle : de en
  • FR996690A - Improvements made to shaft furnaces heated by transverse circulation : en fr
  • GB663603A - Device for the tethering and release of cattle : en
  • US2579519A - Holding rack for elongated articles : en
  • DE1632978U - WINDOW REGULATORS FOR MOTOR VEHICLES. : de en
  • GB663904A - Apparatus adopted for connecting the contact pins of an electrical device with associated electrical circuits : en
  • US2579813A - Apparatus for cleaning pipes : en
  • AT169775B - Small camera to hold and operate with one hand : de en
  • DE1632709U - SHOPPING TROLLEY FOR SELF-SERVICE STORES. : de en
  • DE1632996U - HEAD PROTECTION FOR FOOTBALL PLAYERS. : de en
  • US2579934A - Folding table with crosslegs and braces : en
  • DE826052C - Process for the production of acetic acid or dropper bottles : de en
  • FR996820A - Motor vehicle, in particular light and well-suspended passenger car : en fr
  • GB663818A - Improvements in oscillograph apparatus : en
  • DE826314C - Time announcement device for telephone systems : de en
  • DE826037C - Method of manufacturing electrolytic capacitors : de en
  • DK73564C - Axial bearing of the rocker cushion type. : da en
  • FR996711A - Method for detecting, measuring and directly using, for adjustment purposes, the derivatives (speed, acceleration, variation of acceleration and higher derivatives) of a movement : en fr
  • US2580241A - Greeting card : en
  • DE826250C - Scythe and knife sharpeners : de en
  • DE1632851U - SLEEPING BAG. : de en
  • US2579616A - Automotive vehicle braking system : en
  • US2580141A - Portable book-record holder : en
  • US2580212A - Plug valve actuator : en
  • US2580249A - Transportation load and method of preparing same : en
  • US2579750A - Shearing machine : en
  • US2580145A - Attachment for controlling weeds in cotton : en
  • US2579552A - Electrostatic dust precipitator : en
  • US2580272A - Self-attaching traction tread : en
  • DE826221C - Open spring washer to secure a machine part on a shaft or the like against axial displacement : de en
  • US2579994A - Neutron density indicator device : en
  • US2580152A - Picking shoe for looms : en
  • AT169827B - Face or head bandage : de en
  • AT169854B - Adjustment hub for coaxial propellers : de en
  • US2579852A - Multiple recorder : en
  • US2580245A - Footwear with sponge rubber sole and rubber upper-attaching strip : en
  • AT169934B - Foulard : de en
  • AT169996B - System for securing the traffic of aircraft through wireless telecommunications between remote stations : de en
  • US2579873A - Cellulose derivatives : en
  • US2580157A - Combination fluid dispensing nozzle and fluid level indicating means : en
  • DE826217C - Injection nozzle for liquid fuel for internal combustion engines : de en
  • GB663762A - Improvements in and relating to portable liquid dispensing units : en
  • US2579970A - Coil spring retaining rod : en
  • DE826282C - Stiffened trouser bumpers : de en
  • DE826293C - Process for the production of condensation products : de en
  • AT169752B - Liquid heater with coaxial immersion electrodes : de en
  • GB663847A - Improvements in approach table for rolling mill : en
  • US2579458A - Machine for applying banding sleeves to containers : en
  • CA479623A - Optical balance assemblies : en fr
  • DE1632689U - PACK FOR DAIRY PRODUCTS. : de en
  • FR996833A - Extendable pulley speed variator : en fr
  • DE1632840U - ROAD FOR TOY MOTORWAYS. : de en
  • DE1632670U - TUBE STEEL MAIL FOR MOTOR VEHICLE COVERS. : de en
  • US2580071A - Phonograph : en
  • USD165544S - Brooch or the like : en
  • FR996867A - Improvements to watertight switchboards, cabinets and electrical boxes : en fr
  • DE1632930U - SHAFT BOLT FOR SHAFT FRAME ON LOOMS. : de en
  • US2580199A - Nonfreezing hydrant : en
  • US2580184A - Process for the oxidation of con : en
  • US2580243A - Process of deleading gasoline : en
  • AT169816B - Process for the production of shaped bodies from high density tungsten alloys : de en
  • AT169872B - Motorcycle body : de en
  • US2579622A - Product-type relay : en
  • US2579563A - Fabric conveying apparatus : en
  • US2579598A - Control for automatic washing machines : en
  • US2579762A - Flat pocket hand lamp : en
  • US2579941A - Cathode-ray tube : en
  • US2580248A - Transportation load and method of preparing same : en
  • US2580269A - Electrical connector : en
  • CA479804A - Methods and apparatus for treating textile materials : en fr
  • CA479619A - Trim and mitre gauges for power driven saws : en fr
  • CA479633A - Platforms for tractors : en fr
  • GB663520A - Improvements in or relating to wire-wound electrical components : en
  • AT169968B - Flycatcher : de en
  • CA479678A - Frequency modulation monitoring : en fr
  • US2580262A - Hydraulic power unit for domestic ironing machines : en
  • AT169917B - Hydro turbine generator set with vertical, common shaft and turbine with radial diffuser : de en
  • AT169885B - Heating stove with built-in heat exchanger : de en
  • CA479610A - Musical toy devices for rocking chairs : en fr
  • AT169868B - Hydraulic braking system : de en
  • DE1632813U - SIGN. : de en
  • FR996854A - Quick opening vice with limited clamping pressure : en fr
  • DE826192C - Connection of wooden parts in windows : de en
  • GB663644A - Improvements relating to the manufacture of warp and other flanged beams : en
  • US2580049A - Preparation of gelatin : en
  • US2580099A - Double magnetic holding device : en
  • US2579580A - Cyanoethylation : en
  • CA479731A - Polychrome beam light signals : en fr
  • US2579474A - Apparatus for preparing explosives : en
  • US2580190A - Dyestuffs of the anthraquinone series : en
  • AT169818B - Austenitic chromium-nickel steel alloys resistant to intergranular corrosion : de en
  • AT169843B - Process for the manufacture of wood screws with a rolled thread : de en
  • CA479647A - Heat exchange apparatus : en fr
  • DE826062C - Hollow stone : de en
  • FR996702A - Method and devices for adjusting the outlet section of the exhaust nozzle of a jet thruster for high-speed vehicles and in particular for airplanes : en fr
  • GB663857A - Improvements in or relating to amplifier circuits for use in image-transmission : en
  • DE826185C - Storage of the thread guide box on its guide rail in flat knitting machines : de en
  • CA479769A - Resilient oscillating axle suspensions : en fr
  • FR996793A - Neutral esters of selenol phosphoric acid and process for obtaining them : en fr
  • GB663913A - Improvements in or relating to apparatus for providing an output signal in dependence or displacement of a movable controlling member : en
  • USD165552S - Rotkel handbag : en
  • AT169840B - Device for resistance welding of large workpieces : de en
  • CA479710A - Water meters : en fr
  • DE1632706U - HOLDER FOR THE SCALE LAMP OF BROADCASTERS. : de en
  • US2579910A - Accordion folding door : en
  • FR996946A - Advanced detacher pad : en fr
  • DE826035C - Electric capacitor : de en
  • FR996667A - Manufacturing process of ceramic or refractory parts : en fr
  • FR996817A - Method of constitution of lighting devices such as position lights for motor cars and red signal lights for bicycles, bicycle motors or others : en fr
  • AT169967B - Chain lock, in particular for cattle chains : de en
  • US2579654A - Electron-discharge device for microwave amplification : en
  • FR996792A - Process for the production of construction elements in reinforced concrete or not, and formwork for the implementation of the process : en fr
  • FR996832A - New siphon drawing process and device : en fr
  • US2579560A - Bonded magnetic core structure : en
  • DE825884C - Hollow stone for steel stone beams : de en
  • DE826276C - Loom with removal of the weft thread from fixed bobbins : de en
  • US2579498A - Process for producing oxygen : en
  • FR996739A - Improvements made to structural elements such as beams, in particular for floors and ceilings : en fr
  • GB663737A - Improvements in and relating to pole shaders for electromagnets : en
  • GB663804A - Improvements in or relating to horticultural frames or glass houses : en
  • GB663906A - Improvements in or relating to devices for curling and setting the hair : en
  • US2579558A - Clip for fastening a pugree to a hat : en
  • US2579789A - Tuner for television receivers : en
  • US2580078A - Press mechanism : en
  • FR996668A - Segment : en fr
  • FR996942A - Ski rack : en fr
  • FR996665A - Improvements to propeller-propelled aerodynes, particularly airplanes : en fr
  • GB663645A - Improvements in or relating to the production of moistureproof sheet wrapping materials : en
  • FR996885A - Electrically and manually operated mechanism : en fr
  • GB663512A - Improvements in or relating to textile articles having pile thereon : en
  • GB663627A - Improvements in or relating to vibrating conveyors and the like : en
  • GB663542A - Power-assisted control surfaces for dirigible craft : en
  • DE825959C - Lock bolt : de en
  • DE826241C - Camera shutter for motion picture and single recordings : de en
  • US2579469A - Revertive calling party line system : en
  • AT169884B - Automatic electric ignition device for gas burners : de en
  • DE825872C - Process for wet digestion and post-treatment of bast fibers : de en
  • FR996851A - Petroleum product refining process : en fr
  • CA479726A - Crankcase breather opening filters : en fr
  • DE1632736U - SHOWCASES, IN PARTICULAR FOR PHOTO SHOPS. : de en
  • AT169837B - Collapsible object, especially artificial sapling : de en
  • US2579655A - Collapsible container : en
  • US2579751A - High-frequency bridge circuit : en
  • DE826047C - Fuel for heating and cooking stoves : de en
  • DK73558C - Scaffolding clamp. : da en
  • FR996790A - Vaporizer enhancements : en fr
  • DE826150C - Arrangement to suppress brief overvoltages in telephone circuits : de en
  • DE1632607U - COMBINED BELT BUCKLE. : de en
  • GR13350B - BREATHING DEVICE. : el en
  • US2580118A - Bicycle, tandem, or like frame : en
  • US2580287A - Timing device : en
  • DE1632980U - NIPPLE FOR INFLATING BICYCLES. : de en
  • GB663757A - Improved method of producing ammonia from hydrogen and nitrogen : en
  • GB663759A - Improvements in or relating to method of preparing a lecithin product and the improved product resulting therefrom : en
  • US2579747A - Compound-feeding apparatus : en
  • FR996677A - Motion transmission device and its application to a variable speed drive : en fr
  • DE825963C - Tilt & Turn window fitting : de en
  • US2579462A - Electric condenser : en
  • DE1632726U - MUSMULES FOR FEED. : de en
  • USD165555S - Combined fishing bod and reel : en
  • DE826199C - Device for treating ores with gases : de en
  • USD165546S - Brooch oe the like : en
  • DE825894C - Process for discoloring molded parts made of polyvinyl halides : de en
  • DE825928C - Gearbox : de en
  • FR996645A - New process and devices for the production and use of electrical energy : en fr
  • US2580302A - Fluid type switch : en
  • FR996908A - Device for assembling two parts, so that they can be detached from each other : en fr
  • FR996910A - Method and apparatus for the mechanical mass production of tiles or building elements : en fr
  • USD165556S - Card shuffling aid : en
  • DE1632656U - BEARING FOR AXIALLY SLIDING AND ROTATING PARTS. : de en
  • FR996648A - Dairy food product and process for its manufacture : en fr
  • GB663792A - Improved lock mechanism for doors and the like of vehicles : en
  • DE1632727U - EQUIPMENT FOR DIGGING HOLES FOR POLES, PLANTS, ETC. : de en
  • DE826086C - Carburetor for internal combustion engines with automatic fuel control : de en
  • DE826159C - Call finder circuit : de en
  • GB663821A - Improvements in or relating to vane motors : en
  • DE1632921U - SPEED KNIFE. : de en
  • DE826209C - Map, coordinate map or the like : de en
  • FR996737A - Servo-compass intended to automatically stabilize the orientation of an object or a mechanical element placed on a mobile, in particular on a land, nautical or air vehicle : en fr
  • GB663552A - Process of preparing 2,4-dihydroxybenzene-sulfonic acid : en
  • US2579511A - Oscillator construction : en
  • US2579534A - Flap mechanism : en
  • US2579704A - Removable tray rack construction : en
  • US2579978A - Soft ferromagnetic material and method of making same : en
  • FR996741A - Device for automatic synchronization of two frequencies : en fr
  • US2580374A - Method of producing clad plate : en
  • DE826265C - Wagon unloader : de en
  • CA479746A - Molecular models : en fr
  • CA479789A - Self-aligning carriers for belt conveyors : en fr
  • GB663705A - Improvements relating to ambulance gear for ambulance vehicles : en
  • DK73561C - Device for vacuum cleaners. : da en
  • FR996801A - Make-up sticks and other similar products : en fr
  • US2579825A - Analyzer : en
  • DE1632948U - BASKET. : de en
  • DE826003C - Vibration amplifier of sound waves from radio sets for use by the deaf and mute : de en
  • DE826070C - Knife clamping device, especially knife head for processing wooden workpieces : de en
  • FR996896A - Process for the successive transfer of several layers of emulsion from one support to other supports : en fr
  • DE826094C - V-belt for continuously variable double cone pulley gear : de en
  • DE826000C - Speaker combination : de en
  • US2579613A - Hydraulic log barking apparatus : en
  • FR996906A - Thermostats : en fr
  • GB663555A - Improvements in or relating to copolymers of styrene : en
  • US2579819A - Drill bit : en
  • FR996949A - Device for underwater explorations : en fr
  • GB663883A - Improvements in or relating to circuits for generating triangular pulses : en
  • AT169782B - Electrolyte, in particular for atmospheric oxygen elements, and method for producing the same : de en
  • AT169890B - Control device for moving an actuator : de en
  • AT169803B - Heat transfer agent and method of making a heat transfer agent composed of tetraaryl orthosilicates : de en
  • US2579746A - Machine for folding limp, flat articles : en
  • US2579800A - Wood bending machine and nailing table : en
  • US2579927A - Opposed cylinder air compressor : en
  • US2580360A - X-ray shield : en
  • DE1632802U - TICKET FOLDER WITH RECEIVER. : de en
  • DE1632904U - REMOVABLE DECORATION CUP HOLE INSERT. : de en
  • GB663882A - Improvements in huts for housing pigs : en
  • CA479730A - Accumulator control units : en fr
  • DE1632810U - PRESERVING AND PACKAGING JAR. : de en
  • DE825942C - Universal manufacturing device : de en
  • FR996831A - Process for the manufacture of a filling gasket for dissolved or liquefied gas cylinders, and such gasket filling : en fr
  • US2579847A - Process for the production and purification of oxygenated hydrocarbon compounds : en
  • US2579868A - Pivoted hand tool for loosening tire beads from rim flanges : en
  • FR996686A - Advanced socket wrench : en fr
  • CA479666A - Thermoplastic bag construction : en fr
  • DE1632747U - CAR SLIDING SEAT. : de en
  • AT169933B - Electrical contact device with sensing device for controlling the edge position of fabric webs on insertion devices in textile finishing machines or the like. : de en
  • US2579513A - Fire extinguisher : en
  • US2580037A - Procedure for making slip-lasted shoes with full-length sock lining and preformed counter : en
  • USD165524S - Johnson model airplane : en
  • US2580342A - Gauging device : en
  • US2579851A - Method of producing lactams or : en
  • FR996913A - Improvement with powdered insecticides, anti-fungal or analogues : en fr
  • DE1632683U - FLOOR ALARM WITH LIGHTED HEAD. : de en
  • DE1632738U - COUPLING FOR HORSE-CART. : de en
  • GB663546A - Improvements in or relating to electro-transducer and method of making same : en
  • GB663661A - Improvements in or relating to focusing devices for photographic cameras : en
  • GB663731A - Improvements relating to a process for manufacturing fuel briquettes : en
  • GB663884A - Tiltable pontoon : en
  • GB663921A - Electric circuit arrangements including frequency dividing circuits : en
  • DE1632734U - ARRANGEMENT FOR ELECTROACOUSTIC ZITHER PLAY. : de en
  • DE1632907U - FURNISHING ON SEALS, FLAKETS OR SIGNS. : de en
  • DE826090C - Valve, especially for fuel injection pumps for internal combustion engines : de en
  • US2579638A - Production of acrylic nitrile : en
  • US2579965A - Adjustable dental tray for making artificial dentures : en
  • US2579461A - Stencil printing machine : en
  • US2579615A - Rotary cutterhead with radially extended blade support : en
  • US2580228A - Supersonic wind tunnel : en
  • DE826257C - Process for the production of filter plugs : de en
  • FR996633A - Improvements made to calculating machines, in particular electric : en fr
  • FR996712A - Method for directly detecting, measuring and using, for control purposes, angular velocities and especially velocities of oscillatory angular motion, even very low : en fr
  • DE826347C - Composite profiled wooden member : de en
  • FR996760A - Device for measuring large flow rates of fluids : en fr
  • US2579659A - Control and dial arrangement for multiband tuning units : en
  • US2579822A - Belt covering machine : en
  • US2579973A - Compressor terminal seal : en
  • US2580127A - Pressure relief valve means : en
  • US2580297A - Shuttle guide : en
  • DE826331C - Blower, consisting of two rotating bodies arranged in a housing, rolling over one another and radial partitions : de en
  • US2579672A - Catalyst chamber : en
  • US2580003A - Bobbin stripping device : en
  • US2580079A - Smoking pipe coating composition : en
  • AT169983B - Circuit arrangement for igniting electrical discharge tubes : de en
  • DE1632838U - ROLLER FOR DETERMINING PICK NUMBERS IN SPORTS BETTING. : de en
  • GB663778A - Temperature regulated valves : en
  • DE1632984U - WATER VEHICLE. : de en
  • DE826022C - Circuit arrangement for telephone systems, in particular with dialer operation, with a device for identifying a calling line : de en
  • GB663895A - Improvements in or relating to telecommunication apparatus and the like : en
  • US2580103A - Combined shelf and wall protector : en
  • US2579940A - Pneumatic stripper : en
  • CA479713A - Idler mountings for bevel type reversing gearing : en fr
  • US2580215A - Apparatus for unloading pulverulent material from transportation tanks : en
  • US2579979A - Emergency fuel tank : en
  • US2580129A - Tangleproof twine dispenser : en
  • US2580046A - Indicator : en
  • US2580108A - Transmission operating mechanism : en
  • DE825983C - Gas container without dead space : de en
  • US2579633A - Variload and varibias circuits : en
  • US2580237A - Latch : en
  • GB663717A - Improvements in or relating to processes for producing an agent for the addition to paper to increase its wet strength, and for preparing paper having a high degree of wet strength : en
  • DE825931C - Epicyclic gearbox : de en
  • US2580105A - Telephone switch and mounting : en
  • US2580343A - Valve guard : en
  • DE1632867U - WAGON COUPLING WITH AIR CONNECTION AND BUFFERING. : de en
  • FR996835A - File sharpening improvements : en fr
  • US2579986A - Lanolin alcohols from wool grease : en
  • US2579841A - Electric switch construction : en
  • DE1632798U - LEGLESS CHAIR. : de en
  • FR996744A - Conveyor canvas for binders : en fr
  • DE1632685U - OIL COOLER FOR OIL HYDRAULICALLY OPERATED STONE MOLDING MACHINES. : de en
  • FR996749A - Removable tractor and carrier frame for all agricultural harvesting or cultivation machines : en fr
  • FR996950A - Ascending and descending swivel filing cabinet : en fr
  • GB663838A - Improvements in or relating to electron discharge apparatus : en
  • US2579924A - Electrically driven hair clipper and the like : en
  • AT169891B - Smoking device : de en
  • AT169949B - Dust collector : de en
  • AT169910B - Coupling device that can be engaged and disengaged automatically for single cable cars, especially for chair lifts : de en
  • FR996608A - Process for manufacturing a heavy fuel, and heavy fuel resulting from the application of this process : en fr
  • GB663564A - Improvements in and relating to the production of colour photographic images : en
  • GB663578A - Improvements in apparatus for pressure testing by the immersion test components which are required to be subjected in use to fluid pressure : en
  • US2580222A - Conveyer : en
  • DE826039C - Ferromagnetic deflection system : de en
  • DE826147C - Multi-stage amplifier : de en
  • GB663845A - Improvements in or relating to resonant-space resonators and ultra-high-frequency electron-discharge tubes incorporating them : en
  • FR996658A - Process for the production of synthetic ammonia with recovery of the body used for fixing nitrogen : en fr
  • US2579859A - Apparatus for supplying solid material to liquids : en
  • US2579582A - Tandem axle vehicle : en
  • US2580260A - Bubble cap hold-down device : en
  • CA479763A - Radio-receivers with band-spreading : en fr
  • GB663807A - Process for the preparation of a special rubber, from which vulcanised articles having a great stiffness can be produced : en
  • GB663803A - Improvements in or relating to electric frequency modulation systems of communication : en
  • FR996730A - Limestone matrix ores enrichment process : en fr
  • DE1632874U - CONTROL UNIT FOR ELECTRICAL DRAWING LIGHTING. : de en
  • DE826182C - Arrangement for welding with direct current : de en
  • IE21431L - Electronic discharge tube : en
  • DE825876C - Height-adjustable tripod, especially for hairdressers, such as drying hoods : de en
  • DE826338C - Bobby pin : de en
  • GB663727A - Improvements in or relating to apparatus for detecting radiant energy : en
  • US2579697A - Piston ring assembly and element : en
  • DE826163C - Circuit arrangement for telephone extension systems with dialer operation : de en
  • FR996870A - Improvements to charging devices and in particular those used in enamelling : en fr
  • GB663915A - Improvements in or relating to a multiplying apparatus : en
  • FR996850A - Improvements to film bonding devices : en fr
  • US2579685A - Pallet stacking device : en
  • US2580016A - Vapor trap : en
  • DE1632746U - SIGNAL LAMP FOR CAR. : de en
  • DE1632769U - DEVICE FOR LOCKING VEHICLES. : de en
  • DE826201C - Device for measuring the roll gap on calenders and rolling mills : de en
  • GB663537A - Improvements in or relating to the manufacture of thermal regenerators : en
  • FR996907A - Internal combustion engine : en fr
  • DE825939C - Clamping segment for mandrels and process for its manufacture : de en
  • DE1632637U - NON-NATURAL WOODEN COFFIN, THROUGH PLASTIC, WHERE APPLICABLE THERMAL OR THERMOPLASTIC SHAPING. : de en
  • DE1632933U - SHIRT BLOUSE. : de en
  • US2579797A - Animal seat and exercising device : en
  • US2579798A - Operating mechanism : en
  • US2580069A - Dial pulse receiving circuit : en
  • US2579820A - Ultrahigh-frequency system employing neutralizing probes : en
  • DE825889C - Method and device for the series production of houses from precast concrete parts which are produced on the building site of the house : de en
  • DE826255C - Device for the automatic dyeing of elements arranged on flexible lengths of material, in particular sliding fasteners : de en
  • FR996676A - Improvements to magnetometers : en fr
  • DE825958C - Grinding machine with several grinding wheels that can be switched on and off : de en
  • GB663606A - Loose-leaf book : en
  • GB663706A - Improvements in or relating to hand-trucks : en
  • DE1632804U - MUSMUMS, IN PARTICULAR FOR GREEN FORAGE. : de en
  • DE825916C - Spreading head used upright for irrigation systems : de en
  • DE826164C - Circuit arrangement for telephone systems, in particular with dialer operation, in which devices are provided for recognizing the calling lines : de en
  • DE826301C - compressor : de en
  • FR996901A - Pastel art painting, translucent and bright : en fr
  • GB663656A - Improvements in or relating to light-dividing systems : en
  • GB663860A - Improvements in the production of foil capsules for bottles and containers : en
  • DE1632681U - BOOTS, IN PARTICULAR SPORT BOOTS. : de en
  • DE826318C - Water container for electrical cables : de en
  • USD165536S - Combination kitchen cabinet and breakfast table : en
  • DE826009C - Transmission system for radio programs : de en
  • DE826269C - Chute, especially for mobile loading devices : de en
  • GB663760A - Improvements in weighing device : en
  • FR996638A - Device for mechanical grouping of packages from packaging machines : en fr
  • DE1632651U - PLASTIC FOAM BODY. : de en
  • GB663653A - Improvements in self-contained lighting units for attachment to marine and fishing buoys, otherwise known as buoy lamps : en
  • GB663684A - Improvements in and methods of manufacture of connectors for carrying electric current through walls or partitions : en
  • GB663686A - A reciprocatory flat switch operated by transforming a rotary movement into a reciprocating movement : en
  • US2580149A - Control means for heat exchange apparatus : en
  • CA479631A - Construction of sockets for electric plug and socket connections : en fr
  • DE825935C - Tensile force converter for core pull magnets : de en
  • DE826156C - Frame with swivel frame for holding telecommunications equipment : de en
  • CA479743A - Band pass coupling circuit arrangements : en fr
  • DE1632903U - POCKET TO ACCEPT SAMPLE LABELS FOR SHOES. : de en
  • AT169779B - Inhalation apparatus for generating and inhaling aerosols, in particular for the treatment of asthma and other diseases of the respiratory organs : de en
  • CA479794A - Non-woven fabrics and methods and machines for making same : en fr
  • DE825967C - Ink feed for ink ballpoint pens : de en
  • GB663715A - Automatic switching system applicable to telephony and telegraphy : en
  • US2579880A - Package : en
  • US2580011A - Apparatus for proportioning liquids : en
  • DE1632758U - COUPLING FOR DRIVE AND MOTORCYCLES WITH SINGLE-WHEEL TRAILER. : de en
  • FR996840A - Airtight tanks or barrels with raft plates for the preservation of liquids, wines, ciders, perries and others; fruits, vegetables, etc., despite emptying the tanks or barrels containing the materials to be preserved : en fr
  • DE1632713U - CLEANING DEVICE WITH HANDLE. : de en
  • FR996716A - Improvement in the stirring of metal baths in furnaces : en fr
  • GB663739A - A process of and means for agitating and weighing milk and cream : en
  • GB663928A - Improvements in or relating to rotary pumps or expansion engines : en
  • DE1632912U - MOTORIZED SCOOTER. : de en
  • DE1632627U - SWITCH HANGED ON A CABLE, ESPECIALLY FOR ELECTRIC CYLINDER PULLS. : de en
  • US2580121A - Coke oven with gas recirculation means : en
  • FR996664A - Improvements made to sets for human use made up of the juxtaposition of elements : en fr
  • FR996719A - Improvements to the electrical controls of punch boxes for drilling and transplanting of jacquard boards and the like : en fr
  • US2579636A - Electrodeposition of nickel : en
  • US2579730A - Warp beam and harness frame transporting truck : en
  • US2580201A - Anthraquinone vat dyestuffs : en
  • US2580290A - Polyvinyl chloride plasticized with an ester and a petroleum extract : en
  • GB663623A - A rotary abrasive tool : en
  • US2579854A - Continuous electrical outlet : en
  • US2580126A - Folding table : en
  • GB663539A - Improvements in and relating to vacuum cleaner accessories : en
  • GB663899A - Improvements in or relating to tension meters : en