• US2208236A - Method of making sheet products : en
  • US2207899A - Apparatus for treating yarns and like materials : en
  • US2208204A - Closed body, in particular for automobile vehicles : en
  • US2208238A - Friction buffer and drawhead : en
  • CH210353A - Ski pole. : de en
  • CH210367A - Device for generating a sawtooth-like current BEZW. a sawtooth-like voltage for deflecting a cathode ray beam in a cathode ray oscillograph. : de en
  • USD121515S - Design for a key case : en
  • CA389956A - Synthetic fatty ester processing : en fr
  • US2208287A - Bast fiber preparation : en
  • US2208354A - Display card : en
  • US2208361A - Method of impregnating wooden structural members : en
  • CH210441A - Circuit for regulating the gain of a discharge tube. : de en
  • DE693738C - Picture changing device : de en
  • AU360339A - Improvements in dry gas meter bellows : en
  • CH210457A - Control device with control valve for pressure medium brakes. : de en
  • US2207918A - Nonlocking bumper guard : en
  • USD121480S - Design for. a shoe : en
  • CH210485A - Process for the production of a nitrogen-containing condensation product. : de en
  • DE693831C - Seal for rotating shafts : de en
  • GB523437A - Improvements in portable drying apparatus : en
  • US2207957A - Sewing machine : en
  • US2208245A - Method of operating an iron blast furnace : en
  • US2208419A - Watch crown : en
  • US2207758A - Hose nozzle : en
  • US2208316A - Breaker roll : en
  • US2207934A - Automatic frequency control system : en
  • US2208464A - Spray gun : en
  • US2208183A - Electric power transmission system : en
  • DE693640C - Blower drive for rolling tank systems : de en
  • GB523496A - Improved manufacture of isatin derivatives : en
  • NL48880C - Ventilation system especially for automobiles : en nl
  • USD121527S - Design for a piano or the like : en
  • AU249939A - Improvements in gas producers : en
  • US2208077A - Grinding mill : en
  • CA389964A - Backhand pencil pointer : en fr
  • CA390078A - Printing machine for lengths of material : en fr
  • CH210509A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • USD121544S - Design fob a facsimile telegraph machine : en
  • GB523481A - Process for the purification of metal salt solutions : en
  • CA390075A - Circular loom shuttle : en fr
  • US2207900A - Machine for scutching flax or like plant stalks : en
  • CA389990A - Automobile body : en fr
  • CH210400A - Arrangement for balancing the harmonics in transformers or reactors. : de en
  • CH210538A - Process for the production of a sulfur dye. : de en
  • CH210503A - Process for the preparation of an acidic triphenylmethane dye. : de en
  • GB523471A - Propulsion mechanism for aircraft and conveyances : en
  • CH210339A - Process for the preparation of an alkali-soluble condensation product. : de en
  • US2208501A - Cemetery vase : en
  • GB523646A - Improved apparatus for the recovery of sulphur dioxide by absorption in liquid : en
  • GB523618A - Drillable well liner : en
  • US2208498A - Combined key and flashlight : en
  • DE693741C - Magnetic electric ignition machine : de en
  • US2208414A - Excitation control apparatus : en
  • CH210497A - Process for the preparation of a water-soluble azo dye. : de en
  • US2208224A - Power transmission torque converting device : en
  • US2208131A - Reflector : en
  • AU110982B2 - Cathode ray television receiver tube : en
  • CH210334A - Device for condensing vapors and cooling gases. : de en
  • US2208392A - Combined seat and bed for infants : en
  • DE693852C - Method for producing a writing medium suitable for cutting sound grooves : de en
  • DE693681C - Container for film roll : de en
  • CA390004A - Acetoacetyl aromatic acid amide preparation : en fr
  • US2208430A - Variable drive for spindles of engraving machines and the like : en
  • GB523501A - Improvements in carbon papers : en
  • US2207742A - Fastening-inserting machine : en
  • CH210452A - Structure composed of releasably interconnected fittings. : de en
  • US2208448A - Screen : en
  • US2208234A - Shelf support : en
  • GB523441A - Improvements in or relating to devices for the production of a periodical current or voltage having a discontinuously increasing amplitude : en
  • GB523575A - Improvements in or relating to methods of generating pulses characteristic of sound and like waves : en
  • CH210330A - Process for the production of hop extracts. : de en
  • CH210432A - Device for testing the speed of telegraph equipment. : de en
  • DE693735C - Closure for the roller guide opening provided perpendicular to the guide channel on curtain rods made of wood : de en
  • DE693736C - Recording and playback of sound recordings, which are laid out in rows in the longitudinal direction of the film : de en
  • DE693853C - Process for operating heavy oil engines with semi-solid or solid bituminous oils : de en
  • GB523597A - Improvements relating to turbo-torque transmitters : en
  • US2208168A - Teletypewriter apparatus : en
  • US2208079A - Dimming device : en
  • US2208215A - Method and apparatus for stereo : en
  • DE693708C - Use of molten metal : de en
  • SE99421C1 - : en
  • US2207724A - Device for increasing the internal air pressure of aircraft : en
  • US2207865A - Thermostatic controller for unit heat exchangers : en
  • GB523494A - Improvements in control systems for variable-speed engine-driven dynamo-electric generators : en
  • GB523513A - Improvements in or relating to steering systems for dirigible craft : en
  • GB523642A - Improved adjustable knife blade and handle therefor : en
  • US2207706A - Phonograph : en
  • US2207866A - Mechanism for use in the manufacture of artificial silk : en
  • USD121496S - Design for- a toy : en
  • CA390045A - Fuel gas self-serving system : en fr
  • GR9096B - EQUIPMENT SEPARATION MACHINES. : el en
  • US2207915A - Heptamethine dyestuffs : en
  • US2208357A - Telephone meter control system : en
  • CA390082A - Door lock : en fr
  • DE693802C - Tongue stapler : de en
  • US2208135A - Filtering device : en
  • US2208179A - Safety switch : en
  • GB523569A - Improvements in or relating to telephone systems : en
  • GB523488A - Improvements in concrete air-raid shelters or the like : en
  • GB523504A - Apparatus for measuring and indicating the thickest and thinnest parts of yarns or threads : en
  • US2208385A - Automatic variable speed power transmission device : en
  • US2208432A - Electric flatiron : en
  • US2208310A - Hinge for doors : en
  • US2208321A - Production of polycarboxylic acids and anhydrides : en
  • US2207824A - Footrest and pedal extension for pianos : en
  • US2207913A - Attachment for stapling machines : en
  • GB523626A - Improvements in balls for games and their manufacture : en
  • DE693723C - Resistance arrangement housed in a gas-filled vessel : de en
  • NL48835C - : en
  • CH210333A - Process for the production of an aromatic product in powder form which has an unlimited shelf life, in particular a beverage powder. : de en
  • CH210421A - Support body made of rubber for orthopedic foot supports. : de en
  • US2207981A - Universal joint : en
  • DE693895C - Device on shut-off devices to display the respective size of the passage opening : de en
  • GB523559A - Improvements in apparatus for heating douches, more particularly decontaminating showers : en
  • US2208230A - Method of treating melted matters : en
  • US2208345A - Folding, stuffing, and sealing machine : en
  • US2208455A - Dry plate electrode system having a control electrode : en
  • US2207805A - Indexing mechanism for rifling machines : en
  • US2208105A - Stabilization of light hydrocarbon distillates : en
  • US2208471A - Method and composition for bleaching milling products : en
  • US2208178A - Spark plug : en
  • DE693668C - Arrangement for performing electrometric measurements with the aid of comparison half-elements : de en
  • DE693733C - Two-legged hair clip with one rigid and one elastic leg : de en
  • USD121528S - Design for a dress : en
  • US2208042A - Hydraulic brake : en
  • CA389950A - Photograph mounting frame : en fr
  • CH210327A - Process for improving the baking quality of bread grain. : de en
  • US2208550A - Liquid dispensing apparatus : en
  • GB523635A - Improvements in or relating to the manufacture of unsaturated aliphatic compounds : en
  • GB523469A - Improvements in change-speed or selective gearing : en
  • GB523594A - A process for producing carriers for medicinal substances : en
  • US2208487A - Animated dancing toy : en
  • US2208041A - Power device : en
  • US2207937A - Pumping well hook-off device : en
  • US2208051A - Drive : en
  • US2208347A - Article carrier : en
  • DE693866C - : de en
  • DE693675C - Carburetor for internal combustion engines with bent skin fuel pressure regulator : de en
  • DE693737C - Record player : de en
  • US2207722A - Sound reproducing apparatus : en
  • US2208171A - Process for treating liquids : en
  • US2208355A - Process for producing oxycarboxylic acid esters : en
  • AU110967B2 - Improvements in or relating toa radio-receiver adapted tobe automatically tuned toa plurality of predetermined stations by means of pushbuttons : en
  • AU110966B2 - Improvements in or relating to objects wholly or partly provided witha mirror surface and method for their manufacture : en
  • US2208088A - Feed chute for washing machines : en
  • US2208046A - Method of printing envelopes : en
  • US2207715A - Telemetering and tabulating timer : en
  • DE693818C - Diaphragm compressor or pump : de en
  • GB523654A - Improvements in or relating to motor vehicles : en
  • DE693695C - Circuit for starting AC motors, especially multi-phase synchronous motors : de en
  • GB523533A - Improvements in or relating to electric switches such as used for controlling electric motors : en
  • GB523596A - Improvements in or relating to straight-bar knitting machines which are electricallydriven : en
  • GB523697A - Improvements in or relating to radio and like receivers : en
  • DE693746C - Continuous gripper device for moving picture devices : de en
  • GB523422A - Improvements relating to apparatus for removing sediment, or sediment and scum, from settling tanks or reservoirs : en
  • GB523425A - Improvements in or relating to the crinkling of artificial staple fibre : en
  • GB523628A - Improvements in electric signalling systems : en
  • US2207948A - Fan : en
  • US2208303A - Saddle : en
  • CH210350A - Method and device for inking raised printing forms. : de en
  • US2207930A - Means for applying tax stamps to packaged goods : en
  • US2208512A - Mounting for automobile radio controls : en
  • DE693745C - Photographic duplicator : de en
  • GB523639A - Improvements in or relating to spring assemblies for upholstery and the like : en
  • DE693767C - time : de en
  • DE693711C - Refrigeration system for vehicles, especially railways : de en
  • US2208158A - Box and hinge combined : en
  • US2208505A - Process for sweetening hydrocarbon oils : en
  • US2208529A - Piston expander : en
  • DE693859C - Method of packing women's socks for sale : de en
  • US2208134A - Tool for applying hose clamps : en
  • CA390007A - Spark plug : en fr
  • DE693860C - Process for the production of a highly porous brown coal coke : de en
  • GR9098B - CRUDE OIL BURNER. : el en
  • US2207814A - Hot food table : en
  • US2208376A - Rotating radio beacon : en
  • USD121478S - Design for an electric shaver : en
  • CH210329A - Bacon hanger. : de en
  • US2207747A - Velocity meter : en
  • DE693887C - Rod for hanging curtains or drapes in folds : de en
  • CH210514A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • US2208092A - Placer concentrator : en
  • US2207885A - Automatic weighing machine : en
  • US2208323A - Liquid fuel range : en
  • USD121499S - Design for a cycle pedal : en
  • DE693725C - Runner-fed three-phase shunt commutator motor : de en
  • CH210515A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • AU308139A - Improvements in lubricators : en
  • US2207850A - Gyroscopic device : en
  • US2207939A - Veneered article and method of manufacture thereof : en
  • US2208099A - Circuit interrupter : en
  • US2208421A - Servomotor control : en
  • DE693797C - Supply of converters in twelve or multi-phase circuits : de en
  • US2207926A - Washing machine : en
  • US2208208A - Portable conveyer : en
  • CH210391A - Starting device for internal combustion engines on vehicles, in particular on aircraft. : de en
  • US2208237A - Store furniture : en
  • US2208001A - Holder for composite photographs : en
  • CH210429A - Process for the preparation of a benzene sulfamide derivative. : de en
  • US2207728A - Air conditioning : en
  • US2208076A - Bumper : en
  • GB523479A - Improvements in and relating to detergent compositions : en
  • US2208210A - Door check : en
  • US2208111A - Clutch mechanism : en
  • DE675470C - Lubricator with piston and a filler tube penetrating the piston : de en
  • GB523661A - Improvements in or relating to the production of photographic silver halide emulsions : en
  • DE693641C - Drum dryer with tubular individual cells arranged in a ring for conveying the goods : de en
  • CA390069A - Alternating current motor : en fr
  • DE693633C - Method of transferring the image of a photographic plate onto a printing cylinder : de en
  • US2208024A - Accentuated visibility display : en
  • GB523663A - Improvements relating to aircraft landing gear : en
  • GB523700A - Improvements in or relating to spring forks for motor-bicycles or the like : en
  • USD121511S - Combined lamp and liquid dispenser : en
  • GB523517A - Improvements relating to telephone systems : en
  • US2208502A - Chiropractic table : en
  • US2207809A - Feed-water system : en
  • AU184638A - Cathode ray television receiver tube : en
  • AU352139A - Improvements in, or relating to, electric switches and like current-interruptive devices : en
  • DE693697C - Indirectly heated cathode for electrical discharge tubes : de en
  • GB523500A - Improvements relating to temperature control of greenhouses or other enclosures : en
  • US2208101A - Method of and composition for preventing corrosion of metal parts in cooling or heating systems : en
  • US2208291A - Apparatus for the artificial production of climatic remedies for therapeutic treatments : en
  • US2207746A - Apparatus for converting metals and the like : en
  • USD121463S - Display box for jewelry or the like : en
  • USD121489S - Design for a dispenser for popcorn or the like : en
  • GB523539A - Improvements in or relating to electric indicating and positional control systems : en
  • US2207718A - Shuffleboard cue : en
  • US2208324A - Apparatus for building tires : en
  • SE99384C1 - : en
  • US2208444A - Apparatus for regulating viscosity : en
  • GB523506A - Polymeric material : en
  • US2207984A - Lock : en
  • US2208070A - Knitting machine : en
  • DE693911C - Crank drive for lock gates and similar locking devices : de en
  • GB523526A - Improvements in coating compositions and methods of making the same : en
  • GB523673A - Improvements relating to alternating electric current rectififers of the selenium type : en
  • DE693734C - Permanent wave device for flat rollers : de en
  • DE693739C - Still projector : de en
  • GB523445A - Improvements in and relating to welding apparatus : en
  • USD121540S - Design foe a textile fabric : en
  • GB523475A - Improvements in and relating to the surface treatment of aluminium and aluminium base alloys : en
  • GB523474A - Improvements in or relating to induction pipes for internal combustion engines : en
  • US2207777A - Cathode ray deflecting device : en
  • US2208297A - Signal apparatus : en
  • US2208433A - Sheet stacking and transfer mechanism : en
  • US2208202A - Can inspection system : en
  • US2208527A - Apparatus for producing one-piece multifocal ophthalmic lenses : en
  • USD121464S - Design for a window guard : en
  • DE693676C - Internal combustion engine, especially radial engine, for aircraft with flame extinguishing device : de en
  • US2207842A - Method of and apparatus for : en
  • GB523670A - Improvements in or relating to apparatus for disinfecting, sterilising and/or drying clothes, fabrics and like articles : en
  • DE693764C - Device for rendering rock drilling dust harmless : de en
  • DE693904C - Manually operated release device for parachute packaging bags : de en
  • AU110978B2 - Improvements in or relating to heated towel rails and like heating apparatus such as for drying and airing garments and the like : en
  • GB523638A - Improvements relating to the production of mechanical movements in dependence upon variations of illumination : en
  • USD121533S - Design fob a mat or similar article : en
  • CH210372A - Stereoscopic motion picture recorder. : de en
  • US2207857A - Gun sight : en
  • DE693614C - Shelf support : de en
  • GB523619A - Improvements in heating appliances : en
  • US2208326A - Accelerator of vulcanization : en
  • DE693717C - Cable termination for damp interiors and outdoor installation : de en
  • GB523547A - Production of new azo dyestuffs on cellulose materials and of intermediates therefor : en
  • US2207858A - Feeding device for crushers : en
  • US2207792A - Feeding mechanism for rock drills : en
  • DE693892C - Free-flight piston internal combustion compressor with liquid, especially water, injection into the gas to be compressed or compressed : de en
  • CH210310A - Cultivation system for mushrooms, bleached vegetables or the like. : de en
  • DE693789C - Thread tensioning device for sewing machines : de en
  • NL48790C - : en
  • US2208167A - Sampling device : en
  • US2207891A - Window regulator : en
  • US2207958A - Interior construction for motor vehicles : en
  • GB523647A - Improvements in golf club shafts : en
  • GB523612A - Piston : en
  • DE693799C - Defoliation sieve : de en
  • US2208159A - Detachable wall covering : en
  • US2208206A - Intelligence transmitting circuit : en
  • CA389949A - Transparent mounting frame for pictures : en fr
  • US2208359A - Toy : en
  • USD121554S - Design for a dress ensemble : en
  • DE693626C - Winding device for spring mechanisms : de en
  • CH210318A - Curtain rail. : de en
  • CH210531A - Process for the production of a vat dye. : de en
  • DE693812C - Switch disconnectors : de en
  • DK57783C - High-frequency conductor, in particular Inner conductor for concentric High-frequency cables, and Procedure for its manufacture. : da en
  • GB523429A - Improvements in or relating to the separation of materials of different specific gravities : en
  • USD121483S - Design fob a locket ring : en
  • US2208517A - Production of diaryl compounds : en
  • USD121466S - Design foe a slipper or similar article : en
  • US2208410A - Patient lifting device : en
  • US2208412A - Tool guide : en
  • GB523653A - Process for the production of fibres, particularly spinning fibres from gramines low in silica : en
  • DE693637C - Shelter ventilator : de en
  • GB523403A - Improvements relating to self-locking nuts and like internally screw-threaded members : en
  • US2207725A - Removal of fluorides from drinking water : en
  • US2208535A - Supervisory control system : en
  • GB523461A - Improvements in or relating to rotary pumps or the like : en
  • CA389968A - Flour sifter : en fr
  • US2207907A - Headwear : en
  • GB523518A - An improved method for the regeneration of catalysts : en
  • US2208176A - Mechanical toy vehicle : en
  • US2208352A - Device for compensating the pressure in water decomposers : en
  • DE693828C - Regulator for injection pumps of internal combustion engines : de en
  • DE693848C - Process for warming up, evaporating and boiling sugar juices : de en
  • GB523432A - Improvements relating to burners and fittings for radiant tube furnaces and the like : en
  • GB523645A - Improvements in recovery of sulphur dioxide : en
  • GB523695A - Improvements in or relating to brackets for supporting mascots and the like on motor vehicles : en
  • DE693819C - Process for the production of compressed air enriched with moisture and, if necessary, fuel gas for internal combustion engines : de en
  • DE693728C - Well-shaped stocking or sock : de en
  • DE693585C - Iron pit stamp : de en
  • US2208248A - Wringer : en
  • DE693803C - Power or work machine with sickle-shaped work space and piston plates distributed irregularly over the circumference of the runner : de en
  • DE693900C - Arrangement of rudder counterweights : de en
  • DE693795C - reception : de en
  • US2207963A - Fly swatter : en
  • US2208425A - Railway truck : en
  • US2208520A - Means for removing heat indicator bulbs : en
  • CA389957A - Edible fatty ester production : en fr
  • US2208391A - String instrument : en
  • GB523435A - Improvements relating to metallurgical reactions effected by electrical induction : en
  • GB523514A - An improved pyrophoric lighter : en
  • DE693683C - Motor vehicle syringe : de en
  • DE693593C - Switching device for railway safety devices, especially for drainage systems : de en
  • DE693837C - Foettinger transmission for road and off-road vehicles : de en
  • US2207880A - Fuel consumption indicator : en
  • US2208190A - Bis-(anthraquinoneacridono)-pyrenes and process of making them : en
  • US2208289A - Electrode structure for electric precipitators : en
  • DE693666C - Photometers, in particular photographic light meters : de en
  • DE693713C - Device for regulating the braking force according to the respective speed : de en
  • GB523535A - Improvements in or relating to the manufacture of shot-gun cartridges : en
  • GB523499A - Improvements in or relating to the production of fabrics for garments such as overcoats or the like : en
  • US2208078A - Foot correction arch support : en
  • US2208524A - Cleaning composition and process : en
  • AU303339A - Improvements in or relating to propellers : en
  • CA390005A - Confection making apparatus : en fr
  • CH210358A - Mechanical tensioning device on automatic firearms. : de en
  • CH210436A - Arrangement for an optional call. : de en
  • AU110998B2 - Improvements in lubricators : en
  • GB523510A - Improvements in or relating to open fire grates : en
  • US2208003A - Compartment door latch : en
  • US2208096A - Test for amino-benzene compounds in body fluids : en
  • CA389977A - Automobile driver's foot control : en fr
  • DE693707C - Process for the catalytic pressure hydrogenation of carbons, tars or mineral oils : de en
  • GB523566A - Improvements in or relating to the manufacture of cellulosic films, filaments or the like : en
  • US2208268A - Compound cardboard box body : en
  • US2207896A - Spindle bearing device : en
  • US2207929A - Holder for bifocal lens blanks : en
  • USD121531S - Tablecloth or similar article : en
  • CA390079A - Automobile transmission control mechanism : en fr
  • CH210326A - Vacuum cleaner with a motor blower unit, which is arranged in the axial direction between elastic cushions in the vacuum cleaner housing. : de en
  • CA389965A - Thread carrying cone : en fr
  • CA390011A - V-shaped belt : en fr
  • CH210335A - Containers for liquids and gases. : de en
  • US2208451A - Hydraulic mechanism : en
  • US2208255A - Stuffing and packing machine : en
  • GB523688A - Improvements in condensation vacuum pumps : en
  • AU305339A - Outer skin for aircraft andother light construction bodies, and process forthe production thereof : en
  • CA390051A - Electric oscillator : en fr
  • DE693611C - Laying machine guide for warp knitting machines : de en
  • DE693839C - Device for volume control in vehicle receivers : de en
  • DE693660C - Process for the production of azo dyes : de en
  • US2207739A - Reel for drying thread or the like : en
  • US2207922A - Duplicating means : en
  • DE693684C - Device for attaching the oxygen pressure meter : de en
  • GB523544A - Improvements in vapour generators with vapour separating drums and furnace wall cooling tubes : en
  • CH210454A - Weekend bag. : de en
  • AU110991B2 - Improvements in engines : en
  • US2208039A - Rolling door : en
  • DE693762C - Process and device for the pre-separation of sugar beet juice : de en
  • CA390001A - Refrigerator display case : en fr
  • CH210362A - Pulse counters, in particular shot counters for machine weapons. : de en
  • US2207826A - Traction device : en
  • CH210491A - Process for the preparation of a water-soluble azo dye. : de en
  • CH210495A - Process for the preparation of a water-soluble azo dye. : de en
  • DE693801C - Travel memo booklet : de en
  • CH210506A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • CH210338A - Process for the preparation of 2,4-dichloro-6-nitrophenyl-1-trifluoromethylsulfone. : de en
  • CH210521A - Process for the preparation of an acidic dye of the triphenylmethane series. : de en
  • CH210319A - Pot for stirring beaten eggs. : de en
  • DE693638C - Trolley frame with a long tree : de en
  • GB523651A - Improvements relating to automatic gate opening devices : en
  • US2208056A - Bale block dropper : en
  • US2208082A - Expansion joint filling : en
  • DE693620C - Process for the production of water-insoluble spices : de en
  • GB523452A - Improvements in or relating to trawl boards : en
  • GB523603A - Improvements in and relating to the protection of electric systems : en
  • US2207761A - Liquid mixing device : en
  • US2208479A - Automatic grave curtain : en
  • US2208394A - Nongalling plug valve : en
  • CH210534A - Process for the preparation of an acidic dye. : de en
  • CH210419A - Arrangement for generating luminous representations by means of steam or gas-filled tubes. : de en
  • US2208294A - Stripping process : en
  • CH210545A - Process for the preparation of 17-methyl-androstanol-17-one-3. : de en
  • DE693775C - Push button switch : de en
  • USD121537S - Design for a stool : en
  • US2207893A - Coil transfer means : en
  • US2208466A - Gas and oil separator : en
  • US2208442A - Purifying rubber hydrohalides : en
  • US2208080A - Protector for highway markings : en
  • US2207698A - Button : en
  • US2208192A - Teletypewriter system : en
  • CH210480A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • AU110970B2 - Improvements in or relating to electrical communication secrecy systems : en
  • CA389995A - Cellulose derivative film and sheeting manufacture : en fr
  • CA390013A - Acetylene generator : en fr
  • DE693832C - Bath and process for the electrolytic production of zinc coatings : de en
  • DE693901C - Power plant for model airplanes : de en
  • GB523545A - Improvements in or relating to mining machines : en
  • CH210483A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • US2208009A - Down indicator : en
  • US2208269A - Conveyer : en
  • CA389951A - Picture mounting frame : en fr
  • CA390072A - Storage rack for spirituous liquors : en fr
  • CH210542A - Permanent magnet alloy. : de en
  • CH210365A - Printing device on scales. : de en
  • US2207735A - Retractable wing-tip float : en
  • US2208073A - Coaster brake : en
  • US2208426A - Permutation device : en
  • USD121513S - Design for a tucked fabric : en
  • CH210388A - Two-stroke internal combustion engine with slide control. : de en
  • GB523625A - Device for use in forming curls of hair : en
  • GB523627A - Improvements in absorption refrigerating machines : en
  • CH210423A - Process for the manufacture of bacterial products. : de en
  • US2207790A - Idler roll : en
  • US2207883A - Railway tie cutting machine : en
  • US2208219A - Changeable eyes and sound actuating device for dolls and other figures : en
  • CA389993A - Tubular lamp base and socket : en fr
  • GB523398A - Improved means of joining tubes : en
  • CH210468A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210530A - Process for the production of a vat dye. : de en
  • US2208351A - Game device : en
  • DK57797C - Air cooling device for Motor Vehicles. : da en
  • US2208244A - Service unit for air cleaners : en
  • GB523413A - Improvements in coil changing devices : en
  • CA389958A - Self-cleaning rake : en fr
  • DE693827C - Fungicides and insecticides : de en
  • DK57784C - Electric incandescent lamp with a filling consisting essentially of krypton or xenon or a mixture of these gases. : da en
  • US2208542A - Molding strip and attaching means : en
  • USD121530S - Design fob a textile fabric : en
  • CA390012A - Pump rotor : en fr
  • CH210343A - Process for the preparation of an azo dye. : de en
  • DE693878C - Scale for recipient : de en
  • GB523683A - Improvements in wear resistant rubber articles and surfaces : en
  • DE693596C - Rail current switch : de en
  • DE693836C - Device on a machine set, consisting of a centrifugal pump and an internal combustion engine as the drive machine : de en
  • DE693867C - Flame protection for oil burners of absorption refrigerators : de en
  • DE693595C - Arrangement of levers in railway safety systems : de en
  • US2208526A - Combination leveler and checker : en
  • US2208329A - Vacuum tube voltmeter : en
  • US2208400A - Electric conversion system : en
  • US2207768A - Fermentative process for the production of sorbose : en
  • US2207799A - Automatic boiler water conditioner : en
  • US2208196A - Permanent binding post : en
  • GB523396A - Manufacture and application of ether and ester condensation products : en
  • US2208314A - Universal joint : en
  • GB523402A - Improvements in devices for use in making pipe joints : en
  • DE693893C - Springless valve : de en
  • DK57780C - Diffuser for Flashlights. : da en
  • US2208446A - Remote control apparatus : en
  • USRE21510E - Control mechanism : en
  • US2207697A - Machine for washing milk bottle cases : en
  • GB523599A - Improvements in guards for presses : en
  • GB523465A - Improvements in or relating to the purification of sulphur : en
  • GR9100B - HOW TO DYE CHEMICAL SILK WITH GREEK PAINT PAINTS. : el en
  • GB515142A - Steel-bolts or bolts of other metal-alloys with heads built up through electric upsetting and means and proceedings for this upsetting : en
  • GB523562A - A method of treating solid putrescible materials such as refuse : en
  • GB523672A - Improvements in ventilators and/or extractors and the like : en
  • US2207869A - Precious stones and jewelry : en
  • US2207745A - Window frame construction : en
  • US2208172A - Process for treating liquids : en
  • US2208396A - Dual-voltage apparatus : en
  • GB523480A - Improvements in or relating to machines for conforming shoe uppers to the shape of the sides of lasts : en
  • US2208445A - Decorative figure : en
  • DE693671C - Internal combustion engine for powdery solid fuels : de en
  • DK57793C - Device for variable pulleys. : da en
  • US2207776A - Automobile heating structure : en
  • US2208384A - Shift mechanism : en
  • DE693752C - Scraper conveyor : de en
  • US2207927A - Engine starting mechanism : en
  • DK57787C - Mattress with Spring Insert. : da en
  • GB523554A - Improvements in and connected with precombustion chambers for internal combustion engines : en
  • DE693854C - Flange connection : de en
  • GB523656A - Improvements in or relating to steering mechanism for motor vehicles : en
  • GB523578A - Improvements in or relating to the treatment of hides for tanning : en
  • US2208298A - Vending apparatus : en
  • GB523620A - Improvements in the manufacture of boxes : en
  • USD121500S - Design for a sport doll : en
  • US2208240A - Depth finder and fishing bobber : en
  • GB523410A - Improvements in and relating to hammers : en
  • GB523537A - Improvements relating to artificial textile fibre and to yarns and fabrics made therefrom : en
  • US2208157A - System for recovering and utilizing waste heat : en
  • GB523690A - Improvements in rubber moulding presses : en
  • GB523431A - Improvements in or relating to pin or peg joints : en
  • US2207784A - Process for making 2-chloro-1,3-butadiene : en
  • USD121509S - Design fob a dress : en
  • US2208059A - Spark plug : en
  • US2207733A - Treatment of wells : en
  • USD121518S - Design fob a mat ob similar article : en
  • USRE21508E - Adjustable broiler grid : en
  • US2208047A - Printing roll : en
  • US2208060A - Method of preparing a container material : en
  • US2207854A - Railway tie bed shaping machine : en
  • US2208491A - Wheel removing and replacing apparatus : en
  • US2208136A - Piston ring compressor : en
  • US2208299A - Emergency throttle-control means for aircraft engines : en
  • US2207729A - Air conditioning : en
  • DE693844C - Bulletproof protection device as a vision device : de en
  • USD121548S - Design fob a dress : en
  • GB523702A - Improvements in or relating to means for playing a board game involving the collecting and using of cigarette cards, advertising cards or coupons : en
  • DE693778C - Device for electrical influencing of the cardiac activity in the living organism : de en
  • CH210395A - Magnet-electric ignition generator. : de en
  • USD121506S - Design for a toothbrush : en
  • CA389981A - Garment : en fr
  • CH210409A - Tunable electrical oscillation arrangement. : de en
  • GR9094B - PREPARATION OF FULL BREAD, PASTA AND ASSOCIATED, product by pasta prepared AP 'EFTHEIASKAI NOT ALESEOS EC OF WHEAT AND so APAXAPTONTA INGREDIENTS grain wheat NAMETATREPONTAI S AFOMOIOSIMOUS THREPTIKAS COMPOSITIONS. : el en
  • GB523470A - Improvements in or relating to starting apparatus for internal combustion engines : en
  • GB523542A - Improvements in or relating to thermionic valves : en
  • GB523565A - Improvements in or relating to magnifying glasses : en
  • US2208106A - Device for the development of light sensitive materials : en
  • US2208193A - Pneumatic displacement pump : en
  • GB523405A - Improvements in and relating to electric modulating devices : en
  • GB523668A - Improvements relating to the combustion chambers of spark-ignited internal-combustion engines : en
  • US2207933A - Tuned ultra high frequency amplifier : en
  • US2208010A - Portable and sectional building construction : en
  • US2208163A - Lubricating composition : en
  • CH210418A - Metal vapor high pressure lamp with fixed, non-activated heating electrode. : de en
  • US2207783A - Temperature compensated capacitor : en
  • US2208374A - Television receiving system : en
  • GB523408A - Improvements in and relating to welding apparatus : en
  • US2207795A - Food-making machinery : en
  • US2208370A - Screening high frequency devices : en
  • US2208450A - Box car construction and method of making the same : en
  • CH210488A - Process for the preparation of a water-soluble monoazo dye. : de en
  • DE693686C - Sealing cap for the exhalation valve of gas masks : de en
  • DE693722C - Charger for portable batteries : de en
  • US2207990A - Composite barbituric-acid : en
  • US2208247A - Production of sulphur : en
  • US2208094A - Building construction : en
  • GB515144A - Elastic hosiery : en
  • GB523538A - Improvements in incandescent electric lamps : en
  • GB523660A - Improvements in or relating to steering mechanism for motor vehicles : en
  • DE693732C - Process for the surface decoration of glass objects : de en
  • DE693821C - Loading device for furnaces for melting metals : de en
  • DE693850C - Luminous masses : de en
  • DE693623C - Device for feeding solid fuel into the antechamber of an internal combustion engine : de en
  • DE693653C - and mine cars : de en
  • US2207876A - Electric heater unit : en
  • CH210437A - Arrangement for telephone exchanges. : de en
  • CH210444A - Arrangement for remote control, in particular of voting elements in radio systems. : de en
  • CH210505A - Process for the preparation of an acidic green triphenylmethane dye. : de en
  • CH210364A - Display slider. : de en
  • GB523412A - Improvements in or relating to electro-magnetic vibrational devices : en
  • CH210316A - Electric cooker. : de en
  • CH210428A - Process for the preparation of a skin irritant for cosmetic purposes. : de en
  • CA389959A - Tobacco pipe : en fr
  • CH210337A - Process for the preparation of the esters of 2-oxybutadiene-1,3. : de en
  • US2208337A - maslow : en
  • CH210380A - Paint mixer. : de en
  • CH210407A - Arrangement for the drive or control of auxiliary devices in high-voltage systems. : de en
  • AU201539A - Improvements in or relating to superheterodyne wireless receiving sets : en
  • CA390058A - Magnetic gyro-compass : en fr
  • CA390081A - Oscillation generator : en fr
  • AU111004B2 - Improvements in producer gas furnaces : en
  • CH210487A - Process for the preparation of a water-soluble monoazo dye. : de en
  • US2207903A - Dry grater : en
  • USD121503S - Design for a lamp : en
  • US2208148A - Change speed gear : en
  • CH210523A - Process for the production of a chromating dye of the triphenylmethane series. : de en
  • US2208013A - Brush for dental plates : en
  • US2208075A - Railway car : en
  • US2208431A - Liquid mixing shaker : en
  • CH210399A - Electric oscillating drive. : de en
  • CH210460A - Bike holder. : de en
  • CA390036A - Sliding clasp fastener manufacture : en fr
  • CA390077A - Pump priming means : en fr
  • CA389999A - Refrigerating apparatus : en fr
  • DE693787C - Pinch roller clutch : de en
  • CA390066A - Train control system : en fr
  • US2208048A - Register mechanism : en
  • US2208456A - Spool : en
  • CA390047A - Wrapping paper impregnation : en fr
  • CH210401A - High voltage transformer. : de en
  • AU309439A - Improvements in producer gas furnaces : en
  • CH210368A - Device for measuring the capacitance and the loss angle of capacitors. : de en
  • CA390050A - Low power factor line resonator : en fr
  • CA390057A - Alkali aluminate extraction : en fr
  • DE693798C - Circumferential grinding tool with an axially vertical work surface : de en
  • GB523397A - Improvements in mining machines : en
  • US2207992A - Combustion chamber : en
  • US2208344A - Advertising display device : en
  • US2207943A - Machine for topping beets : en
  • DE693751C - Process for the production of decorations or colors with a gold effect on porcelain or other ceramic materials : de en
  • IE15842L - Quartz to metal seals : en
  • CH210440A - Telephone station with devices for determining the zone value of the established connection. : de en
  • DE693793C - Process and device for the removal of powerful rock layers : de en
  • DK57791C - Tavestofmaatte for protection of soil and plants in agriculture and horticulture. : da en
  • CH210320A - Strappy drafting system. : de en
  • CH210389A - Delivery rate control device on fuel pumps of internal combustion engines. : de en
  • GB523595A - Improvements connected with remotely indicating compasses : en
  • CA389988A - Grinding machine : en fr
  • AU110981B2 - Cathode ray television receiver tube : en
  • US2208311A - Horizontal boring machine : en
  • CA390034A - Separable fastener end stop : en fr
  • CA390037A - Sliding clasp fastener manufacture : en fr
  • CH210315A - Fuel saver. : de en
  • US2208227A - Corner construction for metal furniture : en
  • DE693594C - Actuating device for wire-controlled railway safety systems or the like. : de en
  • US2207756A - Rubber hand stamp : en
  • US2208040A - Ice crusher : en
  • US2208120A - Pharmaceutical preparation and method of making same : en
  • US2208490A - Fire extinguisher : en
  • DE693587C - Apparatus and method for payroll accounting : de en
  • GB523459A - Materials and process for the production of heavy suspensions : en
  • DE693602C - Electric gas switch : de en
  • DE693687C - Glue nut : de en
  • DE693700C - Straw binder : de en
  • GB523503A - Improvements in devices for cleaning windscreens and like glass surfaces : en
  • CH210422A - Process for the preparation of an unsaturated derivative of pregnane-3,20-dione. : de en
  • US2208383A - Paint spraying apparatus : en
  • CH210474A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210324A - Mechanism for ironing textile wicks. : en it
  • CH210356A - Anti-aircraft bullet. : de en
  • GB523438A - Electro-magnets : en
  • GB523609A - An improved process for the manufacture of creosote : en
  • US2208184A - Wooden roofing : en
  • CA390030A - Casein product : en fr
  • CH210384A - Quick coupling for connecting pipes and the like. : de en
  • DK57803C - Carousel-like amusement park. : da en
  • CA390021A - Base-exchange media : en fr
  • USD121542S - Design for a dress ensemble : en
  • GB523401A - Moulding method and apparatus therefor : en
  • GB523560A - Improvements in or relating to ships' hatch covers : en
  • US2208418A - Apparatus for the smelting out of zinc from dusts containing metallic zinc : en
  • US2208533A - Household blanket : en
  • DE693783C - Beam splitting system for recording and reproducing multicolor images : de en
  • DE693894C - Springless valve : de en
  • US2208147A - Photoelectric inclinometer : en
  • US2208522A - Lighting sewing machines and the like : en
  • US2207736A - Automobile steering means : en
  • GB523681A - Improvements in apparatus for making and inserting metallic fasteners into layers of material to be united : en
  • CH210546A - Process for the preparation of androstenol-17-one-3. : de en
  • GB523655A - Improvements in or relating to steering mechanism for motor vehicles : en
  • GB523631A - Device for enabling dressings or plasters mainly comprising products rendered radioactive to be kept at a constant degree of radioactivity : en
  • US2207803A - Cyclohexane sulphonamide-formaldehyde resins and methods of preparing same : en
  • USD121505S - Design for a combined gear housing and spindle support for a laundry device : en
  • GB523588A - Improvements in or relating to furnace and like grates : en
  • GB523581A - Improvements in or relating to the manufacture of refractory material : en
  • US2208395A - Dual-voltage apparatus : en
  • USD121470S - Design for a doughnut : en
  • CH210374A - Process for the production of a hard metal. : de en
  • US2208259A - Wire stitching and stapling machine : en
  • USD121517S - Design for a mat or similar article : en
  • DE693706C - gels containing acid and alkali, in particular serving as base exchangers : de en
  • GB523409A - Improvements in screen wipers : en
  • US2208069A - Fishhook : en
  • US2207778A - Puzzle : en
  • CH210465A - Furniture with cane. : de en
  • GB523418A - Improvements in and relating to cores for electrical apparatus : en
  • US2207819A - Machine for operating on shoes : en
  • US2207991A - Preparation of esters of 2-ketoaldonic acids by oxidation of aldonic acids, their lactones and esters : en
  • DE693729C - Dryer for endless artificial fiber strands or ribbons : de en
  • GB523450A - Improvements in or relating to water-setting plasters and cements : en
  • DE693825C - Device for recording X-ray diagrams : de en
  • GB523486A - Improvements in windscreen wiper blades : en
  • USD121552S - Design for a dress : en
  • US2208011A - Inside tubing cutter : en
  • CH210504A - Process for the preparation of an acidic triphenylmethane dye. : de en
  • GB523436A - Instruments for measuring the size and shape of surface irregularities : en
  • GB523643A - Improvements in shoes or similar footwear : en
  • US2208170A - Azo dyestuffs and process of making same : en
  • USD121485S - Combined advertising and vending display stand : en
  • DE693657C - Circuit breaker with differential piston extinguishing device : de en
  • AU251939A - Improvements in or relating to telephone systems : en
  • US2208511A - Method of making dense wall panels : en
  • US2208538A - Vehicle suspension : en
  • NL48769C - Hot water tap or valve with evaporative heat meter. : en nl
  • US2208053A - Coke oven : en
  • CA389980A - Drain valve : en fr
  • CH210472A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210387A - Motor-operated valve drive with straight up and down movement. : de en
  • CH210467A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CA390065A - Train control system : en fr
  • CH210449A - Signaling device. : de en
  • US2208360A - Nursing bottle : en
  • US2208518A - Clutch : en
  • US2208307A - Adjustable cam mount for knitting machines : en
  • US2207950A - Periodical absorption refrigerating plant : en
  • US2208006A - Finger moistening solution : en
  • US2208301A - Control for transmissions : en
  • US2208346A - Motor vehicle speed alarm : en
  • CH210414A - Photoelectric selenium cell. : de en
  • DE693712C - Continuous pulling and pushing device : de en
  • US2208462A - Ledger : en
  • CA389954A - Emulsifying agent processing : en fr
  • US2208373A - Water cooled packing and pusher rod : en
  • CH210322A - Zigzag sewing machine with pendulum suspended needle bar swing frame. : de en
  • US2208548A - Fastener and fastener installation : en
  • US2207841A - Electric discharge device : en
  • CA390043A - Printing plate and matrix pitted surface production : en fr
  • US2207897A - Roofing fastener : en
  • CH210470A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • US2207797A - Control mechanism : en
  • US2208317A - Carburetor for internal combustion engines : en
  • US2208084A - Fan : en
  • US2208256A - Method of making pockets : en
  • GB523463A - Improvements in water tube steam boilers : en
  • GB523680A - Improvements in or relating to the decoration of surfaces : en
  • GB523707A - Improvements in or relating to clubs for practising or demonstrating golf : en
  • CH210439A - Automatic switching device for telephone or similar installation. : en fr
  • DE693648C - Cam control device : de en
  • DE693670C - Beagle trap : de en
  • DE693776C - Electrical measuring or control device as a contact instrument : de en
  • US2207821A - Sound picture apparatus : en
  • CA390018A - Dump body door actuating mechanism : en fr
  • US2208339A - Pipe : en
  • US2208273A - Pump : en
  • CA390022A - Engine resilient support : en fr
  • CA390049A - Frequency control line and circuit : en fr
  • CA390000A - Circuit breaker : en fr
  • US2207910A - Means for headwear manufacture : en
  • US2207935A - Oiling device : en
  • US2208228A - Accordion : en
  • US2208235A - Electric control : en
  • US2208480A - Automatic drilling jig : en
  • US2207794A - System for transmitting electrical signals : en
  • US2208288A - Ink for writing on blueprints : en
  • US2208513A - Friction clutch driving mechanism : en
  • US2208467A - Cathode for gas or vapor discharge tubes : en
  • US2207947A - Timer structure : en
  • US2208356A - Ophthalmic lens mounting : en
  • GB523444A - Improvements in and relating to welding apparatus : en
  • GB523498A - Improvements in appliances for the permutative representation of figures and the like : en
  • US2208441A - Scrap rubber treatment and reactions : en
  • US2208523A - Sighting means for suction cleaners : en
  • GB523644A - Improvements in means for aerating turf : en
  • US2208020A - Running board : en
  • US2207917A - Paper dispensing pack : en
  • US2208258A - Aligning device foe x-ray equipment : en
  • DE693613C - Bed cover : de en
  • GB523640A - Improvements in electrical selective signalling systems : en
  • DE693584C - Device for feeding a measured amount of ignition liquid into the ignition bowl of evaporator burners : de en
  • DE693654C - Compressed air brake with a control device to adapt the brake pressure to the driving speed : de en
  • GB523590A - Improvements relating to artificial textile fibre and yarns and fabrics made therefrom : en
  • GB523616A - Improvements relating to cathode ray tubes and circuits therefor : en
  • US2208155A - Lamp : en
  • US2208278A - Threshing attachment for mowing machines : en
  • US2208555A - Weighing scale : en
  • CH210427A - Method of making testosterone. : de en
  • CH210393A - Ignition timing adjustment device with operating linkage on internal combustion engines. : de en
  • US2208115A - Shirt suit : en
  • DE693673C - Device for forming a fuel-vapor-air mixture for starting an internal combustion engine : de en
  • GB523440A - Improvements in screening arrangements for radio, television and like apparatus : en
  • US2207822A - Apparatus and process for making decorative films : en
  • US2208133A - Vacuum clutch control : en
  • DE693882C - Protection against overheating of electrically operated devices : de en
  • AU110968B2 - Outer skin for aircraft andother light construction bodies, and process forthe production thereof : en
  • CH210398A - DC motor for lowest electrical power, especially zero motor. : de en
  • CH210513A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • US2207730A - Method of making appliances for mechanical cosmetic treatment : en
  • DE693672C - Flying piston internal combustion propellant gas generator : de en
  • GB523591A - Improvements relating to a method of producing a fibre can body and apparatus for carrying out the same : en
  • US2207786A - Feed mechanism for profiling machines : en
  • US2208221A - Cylinder head lifting and handling device : en
  • USD121495S - Design for a toy : en
  • USD121545S - Design for an exhaust pipe extension : en
  • GB523607A - Improvements in or relating to the extraction of bromine : en
  • GB523482A - Improvements in and relating to acoustic horns, more particularly for loudspeakers : en
  • GB523623A - Improvements in or relating to devices for delivering coins from a bulk supply : en
  • DE693615C - Self-acting device to compensate for height differences, e.g. B. between pieces of furniture and the floor : de en
  • CH210311A - Component. : de en
  • GR9103B - ECONOMIC WEDDING CANDLES. : el en
  • CH210370A - Sound writing tape for mechanical sound recordings. : de en
  • DE693873C - Insulation for the bracket bolt of insulated rails : de en
  • GB523473A - Improvements in and relating to supporting means for fluorescent screens for x-ray and like purposes : en
  • GB523546A - Improvements in or relating to the manufacture of methyl cellulose : en
  • DE693813C - Circuit arrangement for remote control and feedback, in particular of street lighting systems in networks with decentralized switching points : de en
  • CH210518A - Process for the production of a vat dye of the anthraquinone series. : de en
  • GB523572A - Feeding device for film drier : en
  • GB523419A - Improvements in or relating to dry shaving devices : en
  • GB523457A - Improvements in or relating to methods of synchronising scanning oscillators : en
  • GB523624A - Improvements in or relating to electric fuses : en
  • GB523677A - Improved device for supplying air to the motor and passenger compartments of vehicles : en
  • DE693881C - Method for strengthening the borehole of a plate by means of a welded washer, in particular in the case of the frame plate of a receiver : de en
  • GB523662A - Improvements in or relating to combined telemeters and view finders for photographic purposes : en
  • US2208528A - Refrigerating apparatus : en
  • GB523669A - Improvements in web coating apparatus : en
  • GB523704A - Improved method of sharpening razor blades : en
  • USD121491S - Design for a spoon or analogous article : en
  • USD121532S - Design fob a tea cozy ob similar article : en
  • US2208037A - Keyboard perforator transmitter : en
  • GR9095B - PERFECTIONS IN AIR SEPARATION SYSTEMS. : el en
  • NL48788C - : en
  • US2207853A - Closure for milk bottles and the like : en
  • US2208500A - Electric switch : en
  • US2207923A - Combination folding step ladder and stool : en
  • USD121551S - Design for a dress ensemble : en
  • CH210456A - Drive unit for motor vehicles. : de en
  • CH210494A - Process for the preparation of a water-soluble azo dye. : de en
  • DE693765C - Tool for sloping down any profile of different thickness : de en
  • US2208318A - Gill screw : en
  • GB523541A - Improvements relating to ventilating apparatus and the like : en
  • US2207994A - Pruning shears : en
  • US2208175A - Manufacture of alkali sulphate : en
  • US2208302A - Concrete form : en
  • GB523407A - Improvements in and relating to welding apparatus : en
  • US2208443A - Air conditioning method and apparatus : en
  • US2208469A - Boat : en
  • US2208465A - Pressure reducing, filtering, and condensing tower : en
  • US2207709A - Radio drift course finder : en
  • US2208411A - Electrical switch : en
  • DE693650C - Device for liquefying technical-grade gases : de en
  • DK57800C - Projectile with Rocket Charge. : da en
  • DE693865C - Booking device with means to clamp on both sides perforated, strip-shaped forms : de en
  • DK57796C - Chassis frame for Motor Vehicles. : da en
  • US2207860A - Support : en
  • GB523400A - Improvements in or relating to vibrating or jigging tables for knocking-up sheets of paper : en
  • DE688771C - Sink processing in a sword-grape contained coal abrasion : de en
  • US2207906A - Radio detector : en
  • US2207952A - Structural unit and method of making it : en
  • GB523516A - Improvements relating to electro-pneumatic braking apparatus : en
  • DE693603C - Switch disconnectors : de en
  • DK57789C - Circular saw with sliding table. : da en
  • DE693833C - Copy milling machine with stationary tool and button : de en
  • US2207898A - Pressure gauge tester : en
  • US2207996A - Weighing apparatus : en
  • GB523540A - Improvements in photographic developing vessels : en
  • GB515143A - A method of producing cork-products from indigenous raw materials : en
  • GB523508A - Improvements in devices for tuning radio receivers : en
  • GB523602A - Improvements in or relating to the making of metal-handled knives : en
  • IE15871L - Electric discharge lamps containing neon : en
  • DE693701C - special ones for cine films : de en
  • DE693814C - Overcurrent switch with a rolling contact : de en
  • DE693885C - Device : de en
  • US2207732A - Indicating apparatus : en
  • US2207895A - Fender guard : en
  • US2208507A - Process for sweetening hydrocarbon oils : en
  • US2207787A - Cutting apparatus : en
  • GB523434A - Systems of transmission of electric signals : en
  • US2208495A - Vehicle : en
  • US2207707A - Cartridge condenser : en
  • DE693704C - Flexible pit support frame made of profile iron in ring or arch shape : de en
  • US2207894A - Alcohol fuel of the nitrocellulosegel type : en
  • US2207964A - Wind driven power apparatus : en
  • US2208031A - Cleaning spray : en
  • US2208169A - Refrigerant evaporator : en
  • FR856452A - : fr
  • DE693754C - Rigid, waterless, low-pressure gas container : de en
  • DE693913C - : de en
  • US2208124A - Knitting needle : en
  • US2208389A - Sounding toy : en
  • CA389985A - Insulating fire brick manufacture : en fr
  • GB523710A - Improvements in or relating to machines for selecting record cards from a file of cards : en
  • CH210345A - Process for improving the adhesive strength of hydrophobic layers on cellulose hydrate films. : de en
  • CH210543A - Process for dividing tough masses. : de en
  • CH210332A - Method of improving caffeine-free or low-caffeine tea. : de en
  • US2208544A - Cast iron roll : en
  • US2207870A - Combined thermostatic and timecontrolled flasher mechanism for electric range units and the like : en
  • US2207955A - Car end : en
  • US2208530A - Rotary well drill : en
  • US2208146A - Apparatus for the manufacture of lead oxide : en
  • GB523689A - Improvements in and relating to systems for limiting electric loads : en
  • US2207977A - Method of making imitation moccasins : en
  • US2208207A - Stabilizing and orienting apparatus : en
  • DK57792C - Safety regulator for Ship Drives. : da en
  • DE693606C - High voltage fuse : de en
  • DE693618C - Device for smoothing weak concrete layers : de en
  • DE693705C - Use of profile iron for inside punches of iron pit punches : de en
  • GB523684A - Improvements in or relating to suspenders for stockings or the like : en
  • GB523502A - Improvements in and connected with the binding of books : en
  • GB523536A - Improvements in or relating to pressure and vacuum gauges and vapour pressure thermometers : en
  • US2207888A - Sleeve puller : en
  • USD121553S - Design fob a dress ensemble : en
  • DK57802C - Bullet. : da en
  • US2207775A - Television receiver : en
  • US2208071A - Harvester accessory : en
  • USD121549S - Design for a tea cozy ob similar article : en
  • US2207881A - Universal vise and workholder : en
  • US2208055A - Multiple pump : en
  • US2207968A - Embalmer's arm positioning and retaining device : en
  • US2208552A - Control means for heat applying apparatus : en
  • US2208086A - Reversible paddle : en
  • USD121494S - Design for a refreshment stand : en
  • GB523676A - Improvements in two-cylinder two-stroke internal combustion engines : en
  • DE693659C - Electrically heated hollow roller : de en
  • US2208186A - Veneer plate of aluminum alloy : en
  • US2208267A - Refrigerating apparatus : en
  • US2208485A - Process for the manufacture of disubstituted carbamic acid esters of phenols containing a basic substituent : en
  • DE693792C - Device for drying food : de en
  • DE693629C - : de en
  • US2208390A - Steam trap : en
  • US2208509A - Process for sweetening hydrocarbon oils : en
  • DE693871C - Dismountable frame girder for temporary bridges and similar structures : de en
  • DK57801C - Projectile with Rocket Charge. : da en
  • US2208217A - Electrostatic machine : en
  • USD121492S - Design fob a fishing plug : en
  • US2207855A - Phonographic announcing mechanism and system : en
  • US2207861A - Boring bar guiding mechanism : en
  • US2208102A - Agitator for washing machines : en
  • US2208162A - Lubricating composition : en
  • US2208365A - Ski pole grip : en
  • CH210325A - Foldable laundry rack. : de en
  • DE693631C - Device for cooling the shaft from Schlaegermuehlen : de en
  • DE693726C - AC operated relay tube circuit : de en
  • US2207982A - Saddletree and rigging therefor : en
  • US2208173A - Process for effecting anion exchange : en
  • US2208296A - Process of obtaining vinyl methyl ketone : en
  • DE693804C - Sheet feeder with two groups of suction cups working on a train underground : de en
  • DE693842C - Printer rosette : de en
  • DE693628C - Friction clutch or brake : de en
  • US2207806A - Controlling means for aircraft captapults : en
  • US2208239A - Machine for hulling nuts : en
  • US2208038A - Accordion : en
  • US2207962A - Negative feedback amplifier : en
  • US2207877A - Door latch : en
  • US2207999A - Printer's blanket : en
  • US2208085A - Bricklayer's line pin : en
  • GB523467A - Improvements in or relating to vapour phase bleaching : en
  • US2208149A - Control means : en
  • DE693698C - Composite wire, especially for tooth anchoring pins : de en
  • CA390054A - Therapeutic colloid : en fr
  • US2207738A - Production of d-altronic acid and its salts from sedoheptulose : en
  • CA390024A - Aircraft guiding beacon : en fr
  • CA390008A - Shoe press : en fr
  • CH210508A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • DE693604C - Automatic, intermittent electrical regulator : de en
  • DE693610C - Process for the production of Kuepen dyes of the anthraquinone acridone series : de en
  • DE693890C - bearing : de en
  • DE695154C - : de en
  • GB515141A - Process for the production of butanol-1-one-3 : en
  • US2208067A - Spraying device : en
  • CH210426A - Oral hygiene product, in particular dentifrice, and process for its manufacture. : de en
  • CH210431A - Telegraph transmitter. : de en
  • DE693840C - Direction indicators for bicycles and motorcycles : de en
  • DE693714C - Circuit arrangement for television transmitters for generating electronic pulses from the mains frequency : de en
  • US2208543A - Endless abrasive device : en
  • CA390056A - Fluid flow controller : en fr
  • US2207946A - Mechanical timer : en
  • DE693826C - Firedamp pearl : de en
  • US2208349A - Direction finder : en
  • US2208021A - Running board and the like : en
  • US2208100A - Polymerization of hydrocarbon gases : en
  • US2207916A - Production of photographic color sound films : en
  • US2208504A - Cigarette paper feed : en
  • GB523522A - Improved diesel fuel : en
  • GB523424A - Improved welding electrodes and alloys therefor : en
  • GB523580A - Improvements in and relating to thread-tensioning apparatus : en
  • GB523608A - Improvements in catalytic pocket-lighters : en
  • GR9101B - THRESHING MACHINE. : el en
  • GB523555A - Improvements in the manufacture of oxidation products of trichlorethylene : en
  • GB523667A - Improved manufacture of barium carbonate : en
  • US2208494A - Production of variegated articles : en
  • US2207801A - Lock : en
  • CH210369A - Device for determining the quality of flour and pasty goods. : de en
  • US2207700A - Control mechanism : en
  • US2208126A - Steam shower for paper corrugators : en
  • US2208402A - Automatic paralleling relay : en
  • US2208531A - Shoemaking : en
  • US2207816A - Receptacle for volatile liquids : en
  • CH210378A - Equalizing device for upset teeth on saw blades. : de en
  • CA389998A - Cellulose derivative film and sheeting manufacture : en fr
  • CA390080A - Electric capacitor : en fr
  • CA390031A - Hydrocarbon fuel production : en fr
  • DE693644C - Process for bringing about a uniform, especially cable sheaths : de en
  • AU110971B2 - Centrifugal apparatus and water cooling systems therefor : en
  • US2207811A - Compost mixing and grinding machine : en
  • US2207967A - Paint and varnish remover : en
  • US2208380A - Cathode : en
  • CA389975A - Implement for applying fluid and semi-paste materials : en fr
  • CH210442A - Receiver for electrical vibrations with a motor for driving at least one tuning element. : de en
  • AU110996B2 - Improvements in or relating to telephone systems : en
  • USD121490S - Slicing machine or the l.ike : en
  • US2207940A - Biasing potential supply circuit : en
  • US2208045A - Process of printing : en
  • US2208142A - Amplitude and frequency modulation receiver : en
  • US2208174A - High draft mechanism for cotton flier and spinning frames : en
  • US2208290A - Urea-formaldehyde condensation product and method of production : en
  • US2208063A - Radius gauge for automobiles : en
  • DE693678C - Boot seal : de en
  • DE693682C - Multi-layer color photographic material : de en
  • DE693905C - Device for cleaning bottles or the like. : de en
  • GB523574A - Improvements relating to thermionic valves : en
  • US2208104A - Shoe : en
  • US2208194A - Safety cage for oil derricks : en
  • US2208125A - Apparatus for intermittently operating gaseous electric devices : en
  • DE693662C - Process for making animalized fibers : de en
  • US2208478A - Detachable handle for bottles and drinking glasses : en
  • US2208546A - Handle device : en
  • US2208122A - Regulator : en
  • USD121467S - Design for a slipper or similar article : en
  • US2207970A - Counter stool back : en
  • AU313239A - Improvements in or relating to electrical communication secrecy systems : en
  • US2208437A - Lamp socket : en
  • US2208166A - Telephone booth door structure : en
  • US2208459A - Card shuffler : en
  • DE693692C - by means of compressed air and bulk material storage to carry out the process : de en
  • GB523483A - Improvements in and relating to weighing balances : en
  • US2208372A - Key container : en
  • US2208229A - Package wrap : en
  • CH210527A - Process for the production of an anthraquinone derivative. : de en
  • US2207905A - Automatic volume control : en
  • CH210499A - Process for the preparation of a monoazo dye. : de en
  • CH210502A - Process for the preparation of an acidic triphenylmethane dye. : de en
  • US2207813A - Fuse construction : en
  • US2207852A - Clothesline support : en
  • US2208087A - Electric heater : en
  • CA389952A - Curtain holder : en fr
  • CA389963A - Aeroplane : en fr
  • CA390052A - Short wave radio reception : en fr
  • GB523632A - Improvements in or relating to concrete foundation for the walls of buildings : en
  • US2208132A - Braking mechanism : en
  • US2208119A - Remote control system : en
  • US2208141A - Concentrating table : en
  • US2207766A - Rotary drill bit : en
  • US2208398A - Radio receiver : en
  • US2208140A - Speed recording device : en
  • US2208525A - Brake ring with cooling means : en
  • DE693772C - Flange connection for split machine housings, especially of high pressure steam turbines : de en
  • GB523472A - Improvements in and relating to supporting means for fluorescent screens for x-ray and like purposes : en
  • US2207840A - Metering system : en
  • DE693727C - Device for dampening the fire of low pressure steam heating boilers : de en
  • GB523558A - Improvements in chain dredge buckets : en
  • GB523571A - Improvements in or relating to the construction of buildings : en
  • DE693891C - Counting device for movable, single load-bearing conveyor systems (overhead traveling cranes or the like) : de en
  • CA390009A - Can end feeding mechanism : en fr
  • CA390060A - Refrigerator car floor rack : en fr
  • CH210477A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • USD121482S - Design fob a combined brooch and flower holder : en
  • USD121486S - Design for a mirror holder and the like : en
  • USD121547S - Design for a dress : en
  • DE693784C - Smoking device with a tobacco cartridge detachably attached to a pipe shaft : de en
  • US2208472A - Ladder : en
  • USD121475S - Combined blotter and holder therefor : en
  • US2208282A - Servomotor apparatus : en
  • USD121468S - Design for a hot water plate : en
  • US2208353A - Union : en
  • US2208415A - Induction meter : en
  • DE693645C - Guide for the dancer rollers on tension equalizers for textile finishing machines : de en
  • US2207936A - Fluid pressure generation : en
  • US2207965A - Fire extinguisher : en
  • CA390083A - Bicycle support : en fr
  • DE693879C - Scale arrangement for receivers, in which the tuning means is coupled with the pointer via a pulley-like device : de en
  • US2207810A - Pencil : en
  • US2208012A - Traffic mirror : en
  • US2208332A - Temperature measuring device : en
  • DE693868C - Heat supply or removal for cylindrical parts, especially evaporators or absorbers of continuously operating absorption refrigeration machines : de en
  • DE693780C - : de en
  • GB523491A - Improvements relating to the mounting of indicating and/or recording instruments : en
  • US2208182A - Electric power transmission system : en
  • US2208428A - Apparatus for controlling compressor capacity : en
  • DE693749C - Stitch forming machine : de en
  • GB523621A - Process for the manufacture of aluminium : en
  • AU110990B2 - The manufacture of precast concrete products bya process of cement grouting : en
  • US2208468A - Rod line carrier : en
  • CH210433A - Arrangement for interference suppression of a high-frequency carrier current device. : de en
  • US2208497A - Manufacture and production of staple fiber : en
  • GB523614A - Method and device for an improved treatment of skins, pelts or the like for tanning or dressing them : en
  • CH210371A - Device for masking out the residual images in stereo projection using the double image method. : de en
  • CH210462A - Continuous relay for automatic control of electric traction vehicles. : de en
  • DE693665C - Device for measuring brightness in photo and film studios : de en
  • US2207757A - Container : en
  • US2207944A - Fluid actuated valve : en
  • US2208262A - Tree transplanter : en
  • US2208539A - Fluid pressure valve control : en
  • US2207902A - Machine for vending articles stocked in a plurality of chutes : en
  • US2207980A - Universal joint : en
  • US2208121A - Apparatus for and method of controlling distortion : en
  • US2208211A - Variable-speed torch carriage : en
  • US2208350A - Cutting apparatus : en
  • GB523430A - Improvements in or relating to undercarriages for aircraft : en
  • GB523490A - Improved apparatus for filtering or cleaning air or other gases : en
  • CA390055A - Borehole pressure gauge : en fr
  • CH210382A - Bearings. : de en
  • GB523682A - Improvements in machines for making and inserting metallic fasteners or slugs : en
  • US2208493A - Combined handle, reel holder, and drag for fishing poles : en
  • US2208545A - Roller for fabrics : en
  • US2208004A - Barking drum : en
  • US2208416A - Excitation of synchronous generators : en
  • US2208205A - Mucking machine : en
  • US2207851A - Felt base floor covering and process of making the same : en
  • US2207798A - Automatic boiler water conditioner : en
  • US2208017A - Quick action rod couple assembly : en
  • US2208406A - Cathode ray tube : en
  • AU110973B2 - Electron multiplier : en
  • CH210463A - Device for bracing an airplane landing gear. : en fr
  • GB523519A - Improvements relating to the shoes of overall chains or the like for road vehicle tyres : en
  • US2208002A - Shoetree : en
  • US2208098A - Rotation mechanism for rock drills : en
  • US2207879A - Method of making semipyrophoric iron and the product obtained thereby : en
  • US2208312A - Horizontal boring machine : en
  • CA389984A - Railway car truck : en fr
  • CH210352A - Developer preparation for diazo prints and process for their production. : de en
  • US2208249A - Wringer : en
  • US2208364A - Remote control : en
  • US2208488A - Incinerator : en
  • CA389955A - Emulsifying agent processing : en fr
  • USD121516S - Design for a serving tray or the like : en
  • US2207825A - Traction device for rubber tired tractor wheels : en
  • US2208114A - Tool for applying hose clamps : en
  • US2208407A - Fuse : en
  • USD121474S - Design fob a drill bit : en
  • CH210361A - Container with a valve made of elastic material. : de en
  • CH210501A - Process for the preparation of a monoazo dye. : de en
  • CA389961A - Irrigation ditcher : en fr
  • CA389967A - Signalling mechanism : en fr
  • DE693786C - Ignition device : de en
  • US2207708A - Hard metal alloy process : en
  • CH210314A - Impact tool. : de en
  • CH210357A - Device for regulating the rate of fire in automatic firearms. : de en
  • CH210445A - Ground and antenna connection box for radio sets. : de en
  • US2208460A - Pen point and method of making the same : en
  • CA389974A - Stapling machine : en fr
  • CH210346A - Water purification process. : de en
  • DE693674C - Fuel vaporizer for facilitating starting of internal combustion engines : de en
  • DE693849C - notice : de en
  • CA389982A - Container control mechanism : en fr
  • US2208277A - Coupler : en
  • US2208284A - Weighing device : en
  • USRE21509E - mclaughlin : en
  • CH210482A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210450A - Arrangement for distance measurement mounted on a vehicle. : de en
  • CA390062A - Refrigerator car floor rack : en fr
  • US2208358A - Flag holder : en
  • USD121488S - Design for a garment hook : en
  • CA390044A - Paper pigment : en fr
  • US2207711A - Convoy current timing arrangement : en
  • US2207969A - Electrical contact protection : en
  • CH210359A - Post for creating tank barriers. : de en
  • GB523585A - Improvements in or relating to the production of ozone : en
  • DE693690C - Motorcycle with trailer : de en
  • GB523395A - Improvements in or relating to electric supply systems including electric generators : en
  • GB523692A - Improvements in or relating to coil formers : en
  • DE693605C - Cartridge body, which consists entirely or partially of a thin metal cylinder in order to achieve high strength and a large melting space : de en
  • GB523557A - Method and device for compensating the temperature error in self-contained base rangefinders : en
  • US2208130A - Electric vaporizer : en
  • US2208413A - Antenna arrangement, especially for radio beacons : en
  • GB523427A - Improvements in or relating to apparatus for producing polished glass strip : en
  • GB523570A - Improvements in and relating to an electric clock : en
  • US2208044A - Printing machine : en
  • US2208103A - Glasses : en
  • GB523478A - Improvements in and relating to the processing of photographic materials : en
  • DE693656C - Clamp for rubber-sheathed cable strands with device for automatic stripping of the wire : de en
  • GB523548A - Improvements in or relating to pressure-sensitive metal capsules : en
  • GB523534A - Improvements in reflectors for road lighting : en
  • AU315439A - Clutch mechanism for centrifugal machines andthe like : en
  • CA390010A - Fatty acid ester production : en fr
  • DE693720C - Single pole roller switch : de en
  • US2207849A - Stoker pipe : en
  • US2207995A - Method and means for mechanically treating metal foils : en
  • GB523634A - Improvements relating to cartridge fuses : en
  • DE693777C - Arrangement for starting and controlling electric motors that are fed via grid-controlled gas and vapor discharge lines : de en
  • GB523520A - An improved manufacture of emulsions : en
  • GB523532A - Improvements in totalizers for calculating machines : en
  • GB523553A - A rotating yarn guide for winding machines for the production of cross wound bobbins : en
  • GB523439A - Improvements in television apparatus : en
  • DE693841C - Reflector pedal for bicycles : de en
  • GB523523A - Improvements in or relating to twine polishing machines : en
  • US2208510A - Process for sweetening hydrocarbon oils : en
  • GB523415A - Variable speed ratchet gearing : en
  • DE693599C - Control device for signaling devices, in particular for surge transmitters in telephone systems : de en
  • DE693816C - Paints : de en
  • US2208145A - Magnetic analysis : en
  • US2208216A - Coating compound : en
  • US2208368A - Apparatus for the production of goods by centrifugal casting : en
  • DE693806C - Rail frog : de en
  • DE693863C - Process for the preparation of alkylated cyclopentenones : de en
  • GB523652A - Improvements in or relating to machines for collating record cards : en
  • CH210533A - Process for the preparation of an acidic dye. : de en
  • GB523561A - Improvements in or relating to headers or like upsetting machines : en
  • US2208197A - Joint breaker and cathead : en
  • DE693696C - Arrangement of instruments for measuring work or power in alternating current circuits, the currents of which are conducted via converters : de en
  • GB523586A - An anti-skid device for attachment to the tyre of a motor road vehicle : en
  • GB523416A - Improvements in devices for preventing oscillations in rotating shafts : en
  • GB523511A - Improvements in and relating to display stands, correspondence trays and the like : en
  • US2208212A - Variable-speed torch carriage : en
  • US2208315A - Bread slicer : en
  • SE99403C1 - : en
  • DE693820C - Clamping device for bast fiber vibrating machines : de en
  • DK57798C - Pedal reflector. : da en
  • DE693794C - Coin lock lever for self-sellers : de en
  • DE693612C - Ladies bag with electrical interior lighting : de en
  • DE693796C - Arrangement for the operation of forming devices with controlled discharge sections, preferably grid-controlled vapor or gas discharge sections : de en
  • US2207975A - Printer's chase : en
  • US2208305A - Rubberlike product : en
  • US2208422A - Pulse phasing apparatus : en
  • USD121519S - Design for a toothbrush or the like : en
  • DK57790C - Device at Insert for Radsaamaskiner. : da en
  • US2208243A - Fan : en
  • US2208481A - Stop mechanism for knitting machines : en
  • CA390039A - Articulated locomotive : en fr
  • DE693651C - Rail fastening on uninjured iron sleepers : de en
  • DE693861C - Folder : de en
  • GB523649A - Improvements in the treatment of liquid distillable carbonaceous materials containing solid matter in dispersion with hydrogen : en
  • CA390053A - Tin alloy : en fr
  • GB523629A - Improvements in and relating to sewing machines : en
  • US2208348A - Character transmitting device : en
  • US2208371A - Combination block gauge set : en
  • US2208499A - Lapping machine : en
  • GB523592A - Improvements in and relating to regenerative braking on electrically driven vehicles : en
  • CH210402A - Internally ventilated small electric motor. : de en
  • CA389962A - Window : en fr
  • CH210532A - Process for the preparation of an acidic dye. : de en
  • GB523701A - Improvements in or relating to chain cases, particularly for cycles : en
  • US2208018A - Perforating in succession : en
  • DE693621C - aren additional weights : de en
  • US2207767A - Method of protecting metal structures : en
  • US2207848A - Railway truck : en
  • US2208408A - Fabrication of electric motor frames : en
  • GB523675A - Improvements in or relating to flexible composite board material : en
  • DE693617C - Method for filling cracks in concrete slabs and facing concrete : de en
  • DE693897C - Make-up valve for hydraulic presses and similar machines : de en
  • DK57786C - Elastic Coat for Interior Cladding of Kitchen Sinks. : da en
  • DE693914C - Isolation for refrigerators, consisting of an outer and an inner cabinet wall and layers of insulating air between these walls : de en
  • GB523617A - Improvements in or relating to buckles : en
  • DE693677C - A sealing plate consisting of a metal support with filler, especially for internal combustion engines : de en
  • US2208427A - Clarifying device : en
  • USD121508S - Design fob a guard for highway markings : en
  • GB523696A - Derivatives of the cyclopentano-dimethyl-polyhydro-phenanthrene series : en
  • US2207765A - Metal spray apparatus : en
  • US2208144A - Variable gain feedback amplifier : en
  • GB523509A - Pulsating electrical control system : en
  • US2207845A - Propagation of waves in a wave guide : en
  • DK57782C - Procedure for Manufacturing a Depolarizer. : da en
  • US2207740A - Process for producing water-repellent cellulose-containing materials and products therefrom : en
  • US2207802A - Apparatus for cooling containers : en
  • DE693655C - Arrangement for controlling the deflection devices for the beam in television cathode ray tubes when the alternating image characters are displayed by suppressing line pulses : de en
  • DE693744C - Enamel furnace : de en
  • GB523582A - Improvements in or relating to closures for charging apertures, especially the charging apertures of coke ovens : en
  • US2208107A - Brake rigging : en
  • GB523468A - Improvements in or relating to the propulsion of aircraft : en
  • US2207759A - Treatment of earth and rock formations : en
  • US2208035A - Spring structure : en
  • US2207717A - Air erected gyrovertical : en
  • US2207837A - Fuse post : en
  • US2208074A - Hydraulic brake : en
  • US2208253A - Insecticidal and fungicidal composition : en
  • US2208536A - Apparatus for the manufacture of rubber plates : en
  • GR9102B - VACUUM INJECTOR DEVICE. : el en
  • GB523484A - Improvements in or relating to electric wiring systems and to cables suitable for use for conducting high frequencies : en
  • DE693634C - Thick flush pump with horizontal pump cylinder : de en
  • DE693838C - Rubber buffers consisting of a rubber compound of various hardnesses, especially for limiting the deflection of motor vehicles : de en
  • GB523567A - Improvements in inking mechanism for printing machines : en
  • CH210420A - Impression material for dental purposes. : de en
  • CA390040A - Spring forming machine : en fr
  • US2207770A - Combination air conditioner and ventilator : en
  • US2208476A - Die opening gauge : en
  • US2208483A - Bottle holder and lock : en
  • US2208068A - Public address arrangement : en
  • GB523584A - Improvements in or relating to variable electric condensers : en
  • DE693835C - Control device : de en
  • GR9104B - INSULATING MIX TO NEUTRALIZE HEAT AND COLD FOR EXTREME SHOES. : el en
  • US2208516A - Carpet sweeper window : en
  • GB523477A - Improvements in apparatus for moulding plastic materials : en
  • DE693702C - Drive hub for motorcycles u. like : de en
  • DE693709C - Gas cement furnace with a whirling device : de en
  • GB523593A - Improvements in anti-friction bearings : en
  • CH210461A - Ball coupling, especially for bicycle trailers. : de en
  • GB523476A - Arrangements for producing oscillations of a sawtooth wave form : en
  • GB523657A - Improvements in or relating to transmission mechanism for motor vehicles : en
  • DE693716C - Cable run connector : de en
  • US2207919A - Method and means of controlling illumination : en
  • GB523462A - Balancing gear : en
  • CH210317A - Machine for peeling and cutting beets. : de en
  • GB523550A - Improvements relating to loom pickers : en
  • DE693622C - Device connected to a damper for preventing contact. Interruption during the movement of the damping agent, especially for automatic scales : de en
  • CH210507A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • GB523556A - Improvements in or relating to photographic enlarging apparatus : en
  • IE15867L - Coupling aircraft in flight by cable : en
  • US2208403A - Camera focusing apparatus : en
  • US2208281A - Flushing apparatus : en
  • US2207793A - Marking of casings : en
  • US2208232A - Electrical insulating panel : en
  • US2208388A - Oil tool spinner : en
  • AU193739A - Improvements in or relating to electron multiplier tubes : en
  • US2208110A - Automatic gain control circuit : en
  • GR9099B - WIRELESS GLASS BOTTLE BUMPER (DAMITZANON). : el en
  • DK57794C - Organ harmonium. : da en
  • USPP412P - Tobacco plant : en
  • DE693664C - nd noise in magnetograms : de en
  • DE693619C - Roughening device for rubber tires : de en
  • US2207723A - Glaze for ceramic decoration : en
  • US2207953A - Dental floss holder : en
  • GB523421A - Improvements in wooden sleepers for railway permanent way construction : en
  • DE693773C - r top sheet of a sheet stack : de en
  • DE693874C - Microphone arrangement : de en
  • CA390025A - Composite metal structure : en fr
  • US2208322A - Locomotive cross head structure : en
  • US2208381A - Current transfer system : en
  • DE693253C - Control strip device for value card printer : de en
  • DE693829C - of non-lubricating conveyor fluid, e.g. B. gasoline, through the piston seal of a fuel feed pump into the crankcase filled with lubricating oil : de en
  • GB523658A - Improvements in rubber soles for shoes : en
  • CH210376A - Precision vice-filer. : en fr
  • US2207979A - Heating system : en
  • US2208549A - Automatic tuning device for radio receivers : en
  • US2207931A - Fibrous material refining engine : en
  • USD121524S - Design for a pipe : en
  • CA389997A - Cellulose derivative film and sheeting manufacture : en fr
  • US2207986A - Tensioning device : en
  • US2208440A - Circuit interrupting device : en
  • USD121525S - Design for a stool : en
  • US2207949A - Telemetric controller : en
  • US2207928A - Apparatus for the clarification and deodorization of milk and cream : en
  • AU110988B2 - Improvements in or relating to propellers : en
  • US2208521A - Sleeping car curtain : en
  • US2208508A - Process for sweetening hydrocarbon oils : en
  • US2208367A - Typewriting machine : en
  • CH210479A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • AU391539A - Mold an end ring herefor : en
  • CH210435A - Multiple telephone system. : de en
  • US2208065A - Container : en
  • US2208072A - Ash tray and insert therefor : en
  • US2207920A - Expanding foot piece for whipstocks : en
  • US2208081A - Conical sounding post or pillar for musical instruments of the violin class : en
  • US2208058A - Ring clinching mechanism : en
  • USD121526S - Design for a supporting wall bracket : en
  • US2208313A - Electric pseudo machine gun toy : en
  • US2208375A - Accordion shift mechanism : en
  • US2207889A - Vapor emanator : en
  • USD121507S - Design fob a salad mold : en
  • CH210458A - Steering column lock for motor vehicles. : de en
  • US2208095A - Process of producing insoluble condensation products containing sulphur and nitrogen : en
  • US2208165A - Razor blade crusher : en
  • US2208547A - Universal joint : en
  • US2208401A - Crane hoist control : en
  • US2208541A - Fastener member : en
  • US2207788A - Neutralized amplifier : en
  • DE694653C - Method of attaching handles to long knives : de en
  • CA389969A - Boiler safety plug : en fr
  • CH210341A - Process for the production of a condensation product. : de en
  • US2208128A - Pickup and loader apparatus : en
  • US2208187A - Closed fuse : en
  • US2208423A - Screw thread connection for electric light bulbs and sockets : en
  • US2207710A - Switch : en
  • USD121469S - Combined shoe sole-and heel : en
  • US2207807A - Pressure responsive indicating apparatus : en
  • US2207827A - Lock : en
  • US2208050A - Cash register : en
  • CH210493A - Process for the preparation of a water-soluble azo dye. : de en
  • CA390059A - Therapeutic amino compound preparation : en fr
  • CH210524A - Process for the production of a chromating dye of the triphenylmethane series. : de en
  • US2207988A - Seal for filter bed cleaners : en
  • CA390029A - Plant fertilizer : en fr
  • CH210486A - Process for the preparation of an azo dye. : de en
  • CA390064A - Accounting machine : en fr
  • DE693774C - Coin telephone for self-connecting telephone systems with multiple counting : de en
  • DE693877C - Device for high-frequency traffic over lines : de en
  • US2208369A - Surgical stone crusher : en
  • CH210451A - Arrangement on a vehicle for determining distances using the echo sounder method. : de en
  • CH210469A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • US2208036A - Well flowing apparatus and method : en
  • US2208405A - Preflattened corox unit : en
  • US2208160A - Communication system : en
  • CH210471A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CA389971A - Safety tire tube : en fr
  • DE693583C - he gas pipes and gas containers : de en
  • DE693630C - Shut-off or distribution element with spring-loaded valves : de en
  • DE693771C - : de en
  • CA390003A - Acetoacetyl aromatic acid amide preparation : en fr
  • CA390017A - Titanium compound recovery : en fr
  • CH210489A - Process for the preparation of a water-soluble monoazo dye. : de en
  • CH210392A - Fuel injection pump on internal combustion engines with valve-controlled return flow line. : de en
  • US2208306A - Stranding or rope laying machine and its control : en
  • US2208424A - Railway truck : en
  • DE693743C - Process for the production of white dull powder enamel : de en
  • AU110965B2 - Improvements in or relating to sound locator apparatus : en
  • US2208251A - Work holder : en
  • AU308639A - Improvements in engines : en
  • CA390002A - Refrigerating apparatus : en fr
  • CH210537A - Process for the production of a sulfur dye. : de en
  • DE693591C - brake : de en
  • US2207719A - Alkyl phenol disulphides and monosulphides : en
  • US2208453A - Drive mechanism : en
  • US2207989A - Purification of alkyl sulphates and resulting products : en
  • US2208241A - Electrical timing mechanism : en
  • US2208439A - High intensity light source : en
  • US2207755A - Recycling system for moistening tobacco : en
  • US2207973A - Feed control for sewing mechanism : en
  • US2208154A - Lamp : en
  • US2208295A - Carrier rack or holder : en
  • USD121550S - Design fob a tea cozy or similar article : en
  • NL48848C - : en
  • US2208554A - Pressure control system for aircraft cabins : en
  • CH210476A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210347A - Book for gluing in newspaper clippings. : de en
  • CH210405A - Branch insulator for overhead lines. : de en
  • US2207859A - Metalliferous azo dyestuffs : en
  • USD121536S - Design for a mat or similar article : en
  • US2208252A - Baby carriage : en
  • US2208363A - Monoazo dyestuffs insoluble in water : en
  • AU111001B2 - Improvements in or relating to superheterodyne wireless receiving sets : en
  • DE693800C - Process for loosening the scales of cones or similar shaped fruits : de en
  • US2208285A - Refrigeration brine tank and freezing means : en
  • DE693679C - High-speed reaming machine : de en
  • US2207818A - Silk screen printing machine : en
  • US2208043A - Offset printing machine : en
  • DE693757C - Process for the production of a clouding agent for enamel to be added to the mill : de en
  • US2208203A - Line indicating device : en
  • US2208320A - Paper pulp refiner : en
  • US2208097A - Ironing machine : en
  • US2207843A - Oil gas generator : en
  • US2208109A - Folding drainboard : en
  • US2208272A - Refrigerating apparatus : en
  • GB523487A - Device for the obtaining of gases and other gaseous media, particularly atmospheric air, from or through the natural soil or specially laid earth layer : en
  • DE693889C - Polymerization of acrylic compounds : de en
  • DE693627C - Elastic shaft coupling : de en
  • DE693763C - Device for rendering the rock dust produced during drilling harmless : de en
  • GB523633A - Improvements in or relating to overload electric relays : en
  • CA390041A - High temperature mica product : en fr
  • CA390068A - Railway traffic controlling apparatus : en fr
  • GB523451A - Stabilization of organic materials in the presence of copper : en
  • DE693805C - Auxiliary device for plate-shaped copy devices : de en
  • US2207830A - Tracer controlled machine tool : en
  • US2207846A - Electronic discharge device : en
  • US2208093A - Gun silencer and scavenger : en
  • GB523705A - Plasticized hydrocarbons : en
  • GB523449A - Production of ethers containing fluorine : en
  • DE693586C - Process for the production of colors on animal fibers or cellulose fibers or on mixtures of both types of fiber : de en
  • DE693600C - Method and device for the production of collector plates : de en
  • US2208242A - Method of melting magnesium and magnesium base alloys in induction furnaces : en
  • DE693609C - Arrangement for the excitation of synchronous machines : de en
  • US2208150A - Oil burner : en
  • US2208452A - Gun sight : en
  • US2207704A - Initial holder : en
  • US2208276A - Joint for artificial limbs : en
  • US2207703A - Time-of-day announcing machine : en
  • US2207911A - Ceramic flux : en
  • USD121497S - Design for a toy : en
  • GB523455A - Improvements in or relating to riveting devices : en
  • US2208023A - Electrode : en
  • US2208327A - Vulcanization of rubber : en
  • DE693809C - Toggle switch with noise dampening : de en
  • US2207961A - Cushioned friction clutch : en
  • US2208199A - Water closet support : en
  • US2207727A - Nitro-tertiary-alkyl-phenols : en
  • US2208214A - Ski attachment : en
  • US2208492A - Roof : en
  • US2207904A - Multimotored truck : en
  • US2207789A - Treatment of textile materials : en
  • US2208270A - Counting mechanism : en
  • FR856315A - Improvement in oars for the treatment of fabrics, and similar machines : en fr
  • DE693590C - Collector of a die setting and line casting machine with optical aids : de en
  • GB523464A - Improvements in and relating to turf cutting machines : en
  • US2207726A - Apparatus for treating composition boards : en
  • CH210390A - Device for adjusting the ignition point in internal combustion engines. : de en
  • DE693884C - Arrangement for generating a high DC voltage : de en
  • DE693769C - Process for the manufacture of sulphonation products : de en
  • US2208127A - Screening apparatus : en
  • US2208181A - Vacuum air valve : en
  • US2208331A - Manufacture of resins : en
  • US2208404A - Motor control and signal circuit : en
  • GB523515A - Improvements in or relating to the manufacture of organic hydroxy compounds and their derivatives : en
  • GB523606A - Improvements relating to a method of manufacturing tin plate : en
  • GB523615A - Improvements in control arrangements of carrier transmission systems : en
  • US2207941A - Pressure regulation : en
  • USD121520S - Design for a pipette : en
  • GB523527A - A new or improved paste composition for use in compounding wrinkle finish enamels : en
  • GB523706A - Improvements in or relating to display and advertising devices : en
  • DE693691C - Counter with a resettable remote counter and a contact drive for switching the counter on and off : de en
  • US2207976A - Amplifier circuit : en
  • US2208378A - Continuously indicating radio compass : en
  • AU252039A - Improvements in or relating to telephone systems : en
  • US2207720A - Communication system : en
  • USD121522S - Decorative electric lamp body or similar article : en
  • US2207804A - Drill grinder : en
  • US2207956A - Room cooler : en
  • GB523709A - Improvements in or relating to record card controlled machines : en
  • GB523648A - Improvements in or relating to electrical oscillation generators : en
  • GB523686A - Improvements in or relating to cocks or taps : en
  • AU223640A - Improvements in electric discharge lamps comprising luminescent materials : en
  • US2208377A - Radio direction finding : en
  • US2208435A - Production of maps from aerial photographs : en
  • GB523601A - Improvements in or relating to tracks for toy figures or vehicles : en
  • GB523442A - Variable speed ratchet gearing : en
  • DE693685C - Warning device for oxygen breathing apparatus : de en
  • DE693779C - Device for automatic regulation of the combustion air supply to a steam power plant : de en
  • GB523665A - Improvements in and relating to the production of starch products : en
  • CH210342A - Process for the preparation of a hexakisazo dye. : de en
  • GB523406A - Improvements in or relating to skew rolling apparatus and method : en
  • DE693646C - Process for the refinement of printed extracts from hard coal : de en
  • CH210383A - Device for preventing undesired mutual rotations between two grooved shafts coupled to one another by a grooved sleeve. : de en
  • CH210520A - Process for the preparation of an acidic dye of the triphenylmethane series. : de en
  • CH210522A - Process for the preparation of an acidic dye of the triphenylmethane series. : de en
  • US2208180A - Reinforced valve body : en
  • US2208484A - Tandem wheel construction : en
  • US2207779A - Process and apparatus for zinc smelting : en
  • US2207780A - Motor driven vehicle : en
  • US2208195A - Aid to standing and walking : en
  • AU110972B2 - Clutch mechanism for centrifugal machines andthe like : en
  • USD121493S - Design for an electric broiler : en
  • US2208015A - Gun mounting : en
  • US2208335A - Food grater : en
  • CA390033A - Building roof and floor : en fr
  • CH210375A - Forging die. : de en
  • US2207808A - Method of treating jointed electroplated articles : en
  • DE693888C - Ladder, consisting of hollow metal bars and wooden rungs : de en
  • AU114199B2 - Improvements in or relating to stoppers or caps for bottles, jars carboys andother containers : en
  • DE693598C - Arrangement for signaling, remote control, etc. Like. On AC networks : de en
  • DK57795C - Device for Drives for Motor Vehicles. : da en
  • US2207699A - Shoe : en
  • US2207834A - Spraying device : en
  • US2208108A - Solvent refining of hydrocarbon oil : en
  • USD121539S - Design fob a type cleaning brush : en
  • AU151539A - Improvements in or relating to direct reading radio direction finders : en
  • GB523708A - Improvements in or relating to machines for disintegrating or reducing in volume solid or semi-solid materials : en
  • CA390046A - Valved tap plug : en fr
  • CH210498A - Process for the preparation of a water-soluble azo dye. : de en
  • GB523529A - Improvements in carbon papers : en
  • DE693753C - Dust separator, especially for dedusting the coal before washing : de en
  • US2207886A - Noise reduction circuit : en
  • DE693715C - insulator : de en
  • US2208177A - Rotary motor : en
  • CA389960A - Flexible pocket receptacle : en fr
  • US2207863A - Tension device : en
  • US2208153A - Power transmission mechanism : en
  • US2207752A - Process for crystallizing naphthalene : en
  • CH210430A - Means for absorbing carbon dioxide, in particular in gas protection devices, and process for its production. : de en
  • GB523525A - Improvements in coating compositions and methods of making the same : en
  • US2207774A - Gas conditioning : en
  • US2207997A - Plastic composition : en
  • US2208286A - Pipe coupling : en
  • GB523524A - Improvements in or relating to blending agents for lubricating oils : en
  • GB523552A - An improved process for preparing metals : en
  • DE693808C - Switching device : de en
  • DE693846C - Bucket wheel excavator with a knife wheel that can be rotated around the bucket wheel : de en
  • US2207954A - Hand throttle for automobiles : en
  • DE693875C - Intermediate frequency receiving arrangement for ultra-short waves using a tube in braking field circuit : de en
  • GB523507A - Light-sensitive material for multicolour photography : en
  • GB523630A - Improvements in directional light fittings : en
  • GB523579A - Improvements in sliver guides and like apparatus for conveying textile fibres : en
  • US2207771A - Thermoelectric safety valve and switch : en
  • GB523573A - Tool holder carriage for working in all positions : en
  • DE693597C - firmly anchored suspension cable : de en
  • DE693636C - Manually operated auxiliary air valve on high altitude breathing apparatus : de en
  • GB523637A - Improvements in or relating to variable-speed transmission gear : en
  • US2207737A - Nonlumping calcium sulphate containing composition : en
  • DK57799C - Device at Ship hull or other Constructions. : da en
  • US2208514A - Motor fuel : en
  • US2208222A - Range finder : en
  • CH210510A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • CA389983A - Railway car truck : en fr
  • DE693869C - Control device for surface condensers for possibly gaseous vapors : de en
  • DE693652C - level for railway vehicles : de en
  • GB523426A - Multiple spindle head for drilling, tapping, reaming and other like operations : en
  • DE693731C - Dental spray device : de en
  • GB523420A - Improvements in and relating to high tension electric switches : en
  • DE693761C - Device for automatic backward rotation of the loom into the rear loading position after weft thread breakage : de en
  • DE693790C - Automotive heating : de en
  • GB523428A - Improvements in and relating to machines for folding linen and the like flat : en
  • US2207909A - Milling cutter : en
  • US2208029A - Gas purification : en
  • US2208185A - Granular magnesia product : en
  • US2208409A - Crane hoist control : en
  • US2208475A - Pistol, gun, or the like for firing and projecting rockets or projectiles for use in throwing lines : en
  • CH210434A - Circuit arrangement for telecommunication systems, in particular telephone systems, with company lines. : de en
  • CH210446A - Receiving arrangement for pulses transmitted by means of carrier currents. : de en
  • GB523512A - Process of separating seeds and grain material : en
  • GB523693A - Improvements connected with the exhaust valves of internal combustion engines : en
  • US2208191A - Construction of walls and partitions : en
  • US2208319A - Lathe : en
  • US2208334A - Horizontally reciprocating pump : en
  • US2208540A - Vehicle suspension : en
  • US2207921A - Telemetric controller : en
  • US2208417A - Transmission system : en
  • CH210351A - View finder for photo and cinematographic cameras combined with the range finder. : de en
  • CH210512A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • USD121523S - Vv. b. petzold globe for lighting fixtures : en
  • DE693781C - Steam jet pump : de en
  • US2207751A - Lubricator and seal : en
  • US2208052A - Manufacture of resilient springs : en
  • CH210344A - Preparations for the production of a fire protection coating. : de en
  • DE693768C - Device for finely dividing and evenly distributing pasty, ointment-like or highly viscous substances : de en
  • US2207817A - Treatment of milk products : en
  • CA389970A - Liquid distillation : en fr
  • US2207938A - Candy cutting machine : en
  • USD121465S - Floor covering or the like : en
  • US2208005A - Expansion joint for concrete structures : en
  • DE693635C - Oxygen breathing apparatus with lung-controlled oxygen supply valve : de en
  • US2207750A - Radio receiver and direction finder : en
  • DE693858C - Device for drying, liming, calcining or cooling fine-grained goods : de en
  • CH210323A - Side tension bar for embroidery machines. : de en
  • CA390016A - Titanium compound recovery : en fr
  • DE693719C - Mercury switch : de en
  • DE693740C - : de en
  • US2208271A - Mercury switch relay and circuit : en
  • US2207884A - Draw-off gate control for ice cream freezers : en
  • US2208274A - Flasher : en
  • DE693748C - sen of a motor vehicle : de en
  • US2207835A - Projection screen : en
  • CA390048A - Pulp stock consistency regulator : en fr
  • NL48856C - : en
  • US2207874A - Printing apparatus : en
  • USD121481S - Design fob a floor covering or the like : en
  • US2207875A - Gyroscope : en
  • AU104339A - Improvements in or relating to phase-modulated carrier valve receivers : en
  • US2207764A - Method and apparatus for making glass wool : en
  • US2208025A - Supporting means for rock drills : en
  • CH210410A - Method for cleaning the surface of parts made of iron or iron alloys in vacuum discharge apparatus. : de en
  • US2207731A - Method and means for handling bananas : en
  • US2207763A - Air depolarized cell and electrode therefor : en
  • US2208470A - Bag rack : en
  • US2207741A - Plant setting implement : en
  • CH210411A - Device for compensating for distortion in a cathode ray tube. : de en
  • US2207847A - Synthetic resins : en
  • GB523587A - Locking device for fuel tanks and the like : en
  • CH210425A - Process for the preparation of a new benzene sulfamide derivative. : de en
  • CH210394A - Magneto. : de en
  • CH210385A - Sealing device in pipelines with sieves that can be inserted into them. : de en
  • DE693807C - Amplifier circuit with feedback : de en
  • DK57788C - Evaporator for Radiators. : da en
  • US2208266A - Stepladder : en
  • CH210529A - Process for the production of a vat dye. : de en
  • DE693642C - Introduction of solidifying agents into the subsoil : de en
  • US2207864A - Water or aquatic game, and the like, and apparatus therefor : en
  • CH210539A - Process for the production of a new dye. : de en
  • DE693788C - United rivet and punch pliers : de en
  • DE693915C - Switch with electrodes moved in a resistance fluid : de en
  • DE693750C - Woven fabrics and Like. Or for dissolving and cleaning fiber material : de en
  • CH210349A - Touch mechanism of a die setting and line casting machine. : de en
  • CH210478A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • US2208032A - Dental cleaning spray : en
  • US2208137A - Angle divider : en
  • US2207924A - Tilting seed grain dusting machine : en
  • US2208014A - Surveying instrument : en
  • USD121521S - Design for a smoker s pipe : en
  • NL48898C - Method and device for covering fabrics or other surfaces with rubber : en nl
  • US2208026A - Adjustable fastening construction : en
  • CH210386A - Check valve. : de en
  • CH210535A - Process for the production of a sulfur dye. : de en
  • DE693693C - Locking of the needle bars in tensioning and drying machines : de en
  • GB523433A - Stylus for facsimile recorder : en
  • GB523605A - Improvements relating to the desulphurization of pig iron : en
  • GB523664A - Improvements in or relating to machines organized for applying pressure and heat to bottom portions of shoes : en
  • US2208220A - Hydraulic brake control : en
  • US2207754A - Apparatus for slicing meats and other food products : en
  • US2208138A - Process for recovering tin and steel from tin plate : en
  • US2208496A - Rotary breech mechanism for power generating propulsive charges : en
  • GB523417A - Improvements in and relating to oil-burners : en
  • USD121541S - Combined key chain and driver s license receptacle : en
  • US2208019A - Structural unit : en
  • US2208209A - Radio direction finder : en
  • AU184738A - Cathode ray television receiver tube : en
  • CA389989A - Vehicle body : en fr
  • DE693607C - Device for centering fusible link carriers in high-voltage fuse tubes : de en
  • US2208139A - Apparatus for flame machining : en
  • US2208438A - Water wave clip : en
  • US2208489A - Railroad tie plate and spike : en
  • DE693592C - by means of retarders : de en
  • FR856364A - Machine gun : en fr
  • US2207769A - Telemetric system : en
  • US2207872A - Cutting tool for plate shears : en
  • US2208189A - King bolt and bushing : en
  • USD121529S - Design fob a dress : en
  • CH210528A - Process for the preparation of a compound of the naphthalene series. : de en
  • US2208200A - Ice walker : en
  • US2208265A - Radiographic method and apparatus : en
  • US2208434A - Detachable fastening means for garments : en
  • CA390006A - Potato digger chain : en fr
  • AU110994B2 - Improvements in or relating to direct reading radio direction finders : en
  • GB523485A - Improvements in or relating to electrical arc discharge tubes : en
  • DE693588C - Folder for documents with arched strings that can swing freely around joints : de en
  • US2207871A - Electric range unit control mechanism embodying material of changeable character : en
  • CA389994A - Square cutter control : en fr
  • CH210336A - Process for preparing a stable product with a high sulfur trioxide content. : en fr
  • DE693747C - Arrangement for automatic perforation of films : de en
  • USD121501S - Design for a desk thermometer : en
  • DE693703C - Support mast for lighting : de en
  • DE693824C - Process for embedding dye-containing layers in shaped polymers : de en
  • US2207744A - Coding mechanism : en
  • US2207966A - Erasing and numbering machine : en
  • US2207987A - Material handling apparatus : en
  • USD121484S - Floor covering or the like : en
  • DE693601C - Installation switch with resistance layers on the switching element : de en
  • USD121546S - Design for a dress : en
  • US2207820A - Bottle vending machine : en
  • US2208129A - Photoelectric tube : en
  • GB523564A - Improvements in or relating to electric condensers : en
  • US2208117A - Ferrous alloy : en
  • DE693855C - Roll paper feeder for paper converting machines : de en
  • US2207862A - Woven interlining fabric : en
  • US2208049A - Toy construction block : en
  • US2208537A - Art of vehicle suspension : en
  • GB523666A - Improvements in and relating to the reversal of ships driven with electric machines : en
  • US2208034A - Glassy shapes and method of producing same : en
  • CA390014A - Titanium compound recovery : en fr
  • US2208463A - Closure retaining means for containers : en
  • US2207781A - Ultra high frequency antenna : en
  • US2207867A - Apparatus for visualizing organs : en
  • GB523703A - Improvements relating to centrifugal pumps : en
  • GB523411A - Improvements in luggage carriers for cycles : en
  • USD121476S - Design for an electric shaver : en
  • GB523493A - Improvements in and relating to straight bar knitting machines and sinkers therefor : en
  • DE682621C - Oil brake driven by an electric motor for trailers of motor vehicles, especially tractors with internal combustion engines : de en
  • US2207772A - Window construction : en
  • US2208008A - Snap fastener : en
  • US2208300A - Stocking : en
  • US2208333A - Accelerator of vulcanization : en
  • CA390020A - Cabinet ironer mechanism : en fr
  • CH210459A - Non-slip chain link for vehicle tires. : en fr
  • GB523611A - Improvements in or relating to television systems or the like : en
  • CA390035A - Sliding clasp fastener manufacture : en fr
  • US2208089A - Breast pump : en
  • US2207892A - Portable chain vise : en
  • US2208458A - Beach accessory : en
  • US2207716A - Multiplex television system : en
  • US2207882A - Power transmitting device : en
  • US2207971A - Tire chain : en
  • US2208429A - Switch control system : en
  • GB523636A - Improved machine for creasing or corrugating fibrous sheet material : en
  • US2208275A - Artificial knee : en
  • US2208379A - Radio navigation device : en
  • US2208152A - Hanger : en
  • US2208515A - Electric token delivery device : en
  • US2208064A - Spring device : en
  • US2207878A - Cylinder lock mounting : en
  • US2208257A - Fastening device : en
  • US2208397A - Washing machine : en
  • USD121534S - Design for a tea cozy ob similar article : en
  • US2207712A - Process for separating fat or oil soluble vitamins from fish and vegetable oils : en
  • US2208198A - Doorway construction : en
  • CA389966A - Camera for separation negatives : en fr
  • US2208218A - Lubricating oil preparation : en
  • US2208308A - Reverse plating knitting machine and method : en
  • DE693710C - Rail shims made of plywood : de en
  • DE693718C - Echerkontakt, especially as a flasher switch for railroad crossings : de en
  • GB523679A - Improvements in mixing devices for liquids : en
  • GB523613A - Improvements in or relating to apparatus for applying lids to receptacles : en
  • US2208066A - Chime signal : en
  • DE693847C - Monitoring device for the water gap in water turbine or pump units with power output or input directly on the impeller rim : de en
  • GB523443A - Improvements in or relating to automatic or semi-automatic telephone systems : en
  • CH210481A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • GB523497A - Improvements in closures for cans or tins and like containers : en
  • CH210526A - Process for the production of an anthraquinone derivative. : de en
  • CA390063A - Loading apparatus : en fr
  • CH210492A - Process for the preparation of a water-soluble azo dye. : de en
  • AU110976B2 - Improvements in dry gas meter bellows : en
  • CA390067A - Electric circuit protective device : en fr
  • GB523622A - Improvements in or relating to thermionic cathodes : en
  • US2207959A - Applicator for liquid lip coloring : en
  • GB523456A - Improvements in or relating to the preservation of rubber : en
  • CA389972A - Level : en fr
  • CH210473A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CA389976A - Hydraulic shovel dredge : en fr
  • CA390028A - Foodstuff sterilization process : en fr
  • CH210496A - Process for the preparation of a water-soluble azo dye. : de en
  • DE693770C - Process for the preparation of condensation products from oxydiarylsulfones : de en
  • AU304739A - Improvements in or relating to objects wholly or partly provided witha mirror surface and method for their manufacture : en
  • US2208188A - Valve : en
  • US2208482A - Grease retainer with integral diaphragm and outer seal : en
  • CH210544A - Process for the preparation of a mixture of calcium salts of gold mercaptocarboxylic acids. : de en
  • US2208399A - Electric switch : en
  • US2207836A - Spring hinge : en
  • AU110997B2 - Improvements in or relating to telephone systems : en
  • AU114396B2 - Improvements in electric discharge lamps comprising luminescent materials : en
  • CH210354A - Pivot for artillery equipment. : en fr
  • CA390070A - Web shifting device : en fr
  • DE693857C - Ski binding with a springy, tension-adjustable heel link : de en
  • CA390032A - Tool bit package : en fr
  • DE693760C - Double stroke shaft machine : de en
  • GB523598A - A new or improved advertising or display device : en
  • US2207785A - Rotary photogravure printing press : en
  • US2207974A - Register : en
  • US2208156A - Aircraft propulsion : en
  • US2208338A - Cushioning mechanism : en
  • US2208503A - Educational device : en
  • CH210309A - Process for the protection of plant materials against lower plant pests. : de en
  • DE693689C - Reflector attachment on the outside of the longitudinal sheets of a bicycle frame pedal provided with rubber tread bodies : de en
  • GB523454A - Improvements in apparatus for grinding garbage and the like waste materials : en
  • CA390027A - Foodstuff sterilization process : en fr
  • DE693742C - Differential screw gear for adjustment purposes, especially for thermostats and the like. : de en
  • DE693669C - Bulb planter : de en
  • DE693766C - Process for dewatering organic liquids by azeotropic distillation : de en
  • GB523453A - Improvements in or relating to the manufacture of hats : en
  • GB523460A - Improvements in or relating to thermionic cathodes : en
  • GB574865A - Improved means for transmitting power to rotating gun turrets : en
  • NL49066C - : en
  • DE693663C - Suspension device for household appliances with a handle : de en
  • DE693851C - Process for increasing the durability of ribbed metallurgical furnaces, in particular Siemens-Martin furnaces : de en
  • CH210547A - Exhalation valve for breathing apparatus. : de en
  • GB523495A - Improvements in roofs of vehicles : en
  • US2207925A - Sheet treating apparatus : en
  • US2207856A - Window screen : en
  • US2208477A - Method of making stainless steel pens : en
  • US2208473A - Speed control governor for motor vehicles : en
  • GB523694A - Improvements in and relating to the manufacture of cast cylinder blocks for internal combustion engines : en
  • US2207978A - Automatic valve and system of control therefor : en
  • US2207945A - Bottle labeling device : en
  • US2208449A - Railway switch box connection : en
  • US2207760A - Preparation of butadiene : en
  • US2207800A - Automatic boiler water conditioner : en
  • US2207844A - Vibratory screen : en
  • US2208263A - Indicating device : en
  • GB523600A - Improvements in or relating to the control of hydraulic or other fluid-pressure operated presses : en
  • US2208090A - Drier felt : en
  • DE693791C - Thrust spur for slipping drive wheels : de en
  • DE693906C - Stockless folding anchor : de en
  • GR9097B - TEXTILE WEBSITE LAUNCH SYSTEM. : el en
  • DE693661C - Tanning agents : de en
  • DE693667C - Operational measuring arrangement for photoelectric sorting devices : de en
  • GB523446A - Improvements in or relating to optical objectives : en
  • DE693624C - Surface carburetor for internal combustion engines : de en
  • GB523489A - Improvements in or relating to clothes pegs : en
  • US2207831A - Bearing : en
  • US2208283A - Fastening device : en
  • US2207701A - Refrigeration : en
  • US2208420A - Registration control system : en
  • US2208366A - Clock : en
  • GB523568A - Improved method of printing sound-plus-picture kinematograph films : en
  • US2208000A - Joint for concrete slabs : en
  • US2208123A - Process for the manufacture of ethylene : en
  • US2208260A - Reversible heel : en
  • US2208164A - Registering device : en
  • USD121471S - Design for a buckle ob similar article : en
  • US2207749A - Birotary engine : en
  • US2208436A - Railway traffic controlling apparatus : en
  • US2208223A - Measuring and control apparatus : en
  • US2208061A - Folding brake construction : en
  • CH210413A - Method for electrical forming of dry rectifiers. : de en
  • US2208362A - Isomerization of hydrocarbons : en
  • CH210500A - Process for the preparation of a monoazo dye. : de en
  • CH210466A - Closing plugs for containers. : de en
  • US2207753A - Di-alkyl phenols : en
  • US2208057A - Pump : en
  • AU110964B2 - Improvements in or relating to electron multiplier tubes : en
  • CH210312A - Rakes, in particular protective rakes for turbine systems and processes for their production. : de en
  • GB523551A - Improvements in or relating to suction cleaners : en
  • US2208151A - Washing apparatus : en
  • US2208233A - Line indicating device : en
  • DE693724C - Remote controlled electromotive reversing drive : de en
  • CH210443A - Method and circuit for suppressing interference in radio receivers. : de en
  • DE693589C - Cover folder for loose documents or the like. : de en
  • AU407939A - Improvements in or relating to heated towel rails and like heating apparatus such as for drying and airing garments and the like : en
  • AU110980B2 - Mold an end ring herefor : en
  • USD121538S - Design for a hat or similar article : en
  • DE693649C - Process for the production of superphosphate : de en
  • DE693756C - obtained from low-manganese iron ores in a blast furnace without any added manganese : de en
  • US2208022A - Machine for cutting sheet metal : en
  • US2208161A - Lubricating composition : en
  • US2208325A - Holding device for ball and socket joints : en
  • USD121514S - Design for a bottle : en
  • DE693843C - : de en
  • US2208033A - Production of sodium cyanate : en
  • US2208341A - Manifolding : en
  • GB523699A - Improvements in or relating to seats for vehicles : en
  • CH210540A - Process for the production of a tanning agent. : de en
  • CH210340A - Process for the preparation of a higher molecular weight α-substituted benzylamine sulfonic acid. : de en
  • US2208553A - Control valve for vacuum operated brakes : en
  • USD121479S - Design for an electrici shaver : en
  • US2208201A - Cap for collapsible tubes and other containers : en
  • USD121487S - Brooch or similar article : en
  • US2208330A - Shoe : en
  • USD121504S - Design for a splash guard for brake drum lathe or the like : en
  • CH210455A - Paper sheet dispenser for packing machine. : en fr
  • CH210516A - Process for the preparation of a dye of the anthraquinone series. : de en
  • CH210475A - Process for the preparation of a quaternary aminoacetic acid amide derivative. : de en
  • CH210417A - Headlights, in particular for vehicles. : de en
  • CH210519A - Process for the production of a vat dye of the anthraquinone series. : de en
  • DE693658C - Single-phase alternating current shunt collector motor adjustable by brush shift : de en
  • GB523691A - Improvements in or relating to devices for dispensing various substances, such as liquids and powders : en
  • CH210412A - Device for ignition of converters with the help of storage capacitors. : de en
  • DE693856C - Formed from one or more cylindrical coil springs, releasably fastened in recesses of the steering spindle worm of a steering device for motor vehicles or the like. : de en
  • US2207839A - Television apparatus : en
  • GB523563A - Improvements relating to the determination of the altitude of elevated objects by means of gravity-operated apparatus : en
  • US2207713A - Gasoline dumping device : en
  • US2208474A - Fruit handling mechanism : en
  • CH210484A - Process for the preparation of androstane-3,17-diol-17-monoacetate. : de en
  • CH210416A - Reflector lights for vehicles. : de en
  • CA390071A - Locomotive valve : en fr
  • GB523466A - Improved process for the manufacture of hydroxyalkylamides : en
  • GB523678A - Improvements in means for the ventilation of the motor compartment in vehicle bodies : en
  • US2207960A - Circuit breaker : en
  • CA389987A - Friction clutch : en fr
  • CH210373A - Telescope eyepiece. : de en
  • CH210408A - Device for reducing the stress on windings in the event of shock wave-like overvoltages. : de en
  • CA389978A - Vehicle wheel mounting : en fr
  • US2207748A - Regulating system : en
  • US2207951A - Aircraft wing system : en
  • US2207838A - Refrigeration : en
  • US2208091A - Frequency variation response circuit : en
  • CH210447A - Procedure and arrangement for frequency division. : de en
  • CH210396A - Injection pump system for internal combustion engines. : de en
  • US2207890A - Composition of matter and method of producing : en
  • US2208250A - Gearshift roll stop wringer : en
  • US2208486A - Catch : en
  • CH210453A - Collapsible umbrella frame. : de en
  • AU110974B2 - Improvements in, or relating to, electric switches and like current-interruptive devices : en
  • US2208062A - Compass : en
  • US2207714A - Air conditioning apparatus : en
  • USD121502S - Design for a saw handle : en
  • AU325039A - Electron multiplier : en
  • USD121498S - Design fob a toy : en
  • DE693608C - Glass cartridge fuse with delayed shutdown : de en
  • CA389986A - Electric discharge device system : en fr
  • GB523604A - Improvements in or relating to radio transmission systems : en
  • CA389992A - Electric discharge device : en fr
  • DE693785C - Device for the automatic regulation of the gas supply of internal combustion engines : de en
  • AU314839A - Improvements in or relating toa radio-receiver adapted tobe automatically tuned toa plurality of predetermined stations by means of pushbuttons : en
  • AU315339A - Centrifugal apparatus and water cooling systems therefor : en
  • DE693876C - Call arrangement for high frequency transmission facilities : de en
  • DE693864C - Device for mounting the runner of high pressure steam turbines and for keeping the shaft seal tight : de en
  • US2207833A - Universal foot support : en
  • US2208083A - Device for teaching the art of sailing a boat : en
  • US2208226A - Loose leaf binder : en
  • CA389979A - Automobile body : en fr
  • US2208231A - Loose leaf binder mounting : en
  • USD121512S - Design fob a comfortable : en
  • USD121555S - Design for a vase or similar article : en
  • US2207901A - Process for removing dissolved copper from chloroprene : en
  • AU111000B2 - Improvements in or relating to phase-modulated carrier valve receivers : en
  • US2207796A - Band pass amplifier : en
  • US2208118A - Ferrous alloy : en
  • US2208143A - Process of treating calcareous materials : en
  • CA390023A - Thin-walled plated piston : en fr
  • DE693643C - An illumination lamp consisting of a block light and a faceplate over it : de en
  • DE693883C - Homopolar type high-frequency machine with winding : de en
  • US2208292A - Rotary joint : en
  • US2208393A - Ship propulsion stability control : en
  • AU253040A - Improvements in or relating to stoppers or caps for bottles, jars carboys andother containers : en
  • US2208213A - Display binder : en
  • CH210548A - Caravan. : de en
  • CA390074A - Bottle closure : en fr
  • DE693834C - Method for soldering metal parts by immersing the metal parts provided with the solder in a bath consisting of molten salts : de en
  • CH210377A - A method of treating a double metal to obtain a product that can be bent without breaking or separating the coating. : en fr
  • US2208113A - Manufacture of lamps : en
  • US2208027A - Photoelectric exposure meter : en
  • CH210355A - Process for the production of cells to be further processed into cartridge cases or bullet jackets. : de en
  • DK57785C - Spring Suspension Device for Chokes and Other Electrical Appliances with Slatted Iron Core. : da en
  • CH210379A - Colloid mill. : de en
  • CH210511A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • US2207985A - Manufacture of gas : en
  • CA389991A - Light transforming screen or reflector : en fr
  • CA390042A - Metallic screen : en fr
  • GB523528A - Improvements in and relating to methods of coating luminescent envelopes : en
  • DE693625C - Pipe cooler : de en
  • CA390019A - Cabinet ironer : en fr
  • US2208116A - Ferrous alloy : en
  • CH210381A - Method for dynamically balancing a rotating body. : de en
  • DE693896C - Process for refining chemically sharpened files : de en
  • GB523492A - Improvements in or relating to dry shaving machines : en
  • GB523671A - Improvements relating to wind screen wiper actuating mechanisms : en
  • GB523650A - Improvements relating to a method of producing a fibre can body and apparatus for carrying out the same : en
  • US2208007A - Panel cabinet : en
  • US2208382A - Selectivity and fidelity control : en
  • US2207702A - Organic solvent soluble cellulosic film plasticized with glycol diglycolate : en
  • US2207791A - Manufacture of sulphur nitride : en
  • DK57781C - Washing machine. : da en
  • US2207993A - Machine for treating preregistered printing plates : en
  • US2208054A - Brick press : en
  • US2208254A - Amplifier : en
  • CH210403A - Method for fastening hollow connector pins with a beaded edge. : de en
  • CH210415A - Lamp. : de en
  • GB523549A - A process for increasing the wetting-out power of mercerising lyes : en
  • CH210438A - Process for the simultaneous recording and transmission of several wireless radio broadcasts and other broadcasts via wire. : de en
  • CH210541A - Toy with a movement with adjustable running speed. : de en
  • GB523577A - Improvements in and relating to anti-halation layers for photographic materials : en
  • CH210517A - Process for the production of a vat dye of the anthraquinone series. : de en
  • US2208506A - Process for sweetening hydrocarbon oils : en
  • DE693912C - Pneumatic impact tool : de en
  • CH210331A - Device for the prevention of fire outbreaks in smoking installations for meat products. : de en
  • CH210525A - Process for the production of an anthraquinone derivative. : de en
  • DE693909C - Machine for painting sheet metal : de en
  • NL48850C - : en
  • CA389953A - Monoglyceride and diglyceride processing : en fr
  • CH210360A - Method for actuating electrical display devices by means of signal voltages. : de en
  • US2208030A - Spark plug : en
  • US2208556A - Percentage indicating scale : en
  • CH210490A - Process for the preparation of a water-soluble monoazo dye. : de en
  • DE693632C - Process for the production of coatings from fluorescent or phosphorescent substances, in particular for fluorescent screens in Braun tubes : de en
  • AU303439A - Improvements in or relating to sound locator apparatus : en
  • US2207942A - Stoker control : en
  • CA390073A - Coat foundation : en fr
  • USD121472S - Design for a buckle or similar article : en
  • GB523583A - Improvements relating to speed governors for internal combustion engines of the diesel or analogous types : en
  • US2207734A - Electric cell : en
  • US2208225A - Relay : en
  • US2207887A - Cutting machine : en
  • US2208454A - Joint for concrete slabs : en
  • DE693880C - Device for three-point support of axles : de en
  • GB523404A - Improvements in or relating to spray nozzles : en
  • GB523447A - Improvements in or relating to ventilating systems for motor road vehicles : en
  • GB523458A - Improvements in or relating to bituminous concrete : en
  • DE693721C - Timing device fed with alternating current, especially for X-ray systems : de en
  • GB523521A - Improvements in or relating to buoyant bathing garments : en
  • CH210328A - Plant for moistening grain and similar goods. : de en
  • CA390026A - Railway switch and signal control system : en fr
  • CA389973A - Roof or floor beam grid : en fr
  • US2207705A - Hearing aid device : en
  • US2208246A - Shoe : en
  • US2208457A - Expansible and contractible rock drill : en
  • US2208519A - Preparation of fumaric acid : en
  • US2207743A - Telegraphic transmission and automatic printing of meter readings : en
  • US2208386A - Controlled ultraviolet spark : en
  • US2208264A - Electric connector and insulator attachment : en
  • CA390015A - Titanium compound recovery : en fr
  • CH210424A - Process for the production of eriodictyol glucoside. : de en
  • US2208309A - Auxiliary door operating mechanism : en
  • DE693782C - Process for producing a raw material mixture suitable for melting glass : de en
  • US2207812A - Vehicle supporting stand : en
  • DE693688C - Electrical switch for switching traffic signals on and off, e.g. B. direction of travel and overtaking signals on motor vehicles : de en
  • GB523414A - Improvements relating to splash plates for gas and other cookers : en
  • DE693845C - Bulletproof lightweight protective plate : de en
  • US2207908A - Metering and integrating apparatus : en
  • US2207972A - Sock drying machine : en
  • US2208293A - Internal shoe brake : en
  • CH210363A - Maximum counter with registration device. : de en
  • CH210366A - Circuit for eliminating the influence of external disturbances in the investigation of power systems. : de en
  • CA390076A - Circular loom shuttle : en fr
  • US2207828A - Apparatus for making extractions : en
  • DE693903C - : de en
  • US2207762A - Process for operating combustion turbines and apparatus therefor : en
  • US2207782A - Panel sniping machine : en
  • US2207832A - Coiler : en
  • US2208304A - Sheet feeding apparatus : en
  • US2207868A - Hydrogenation catalyst and method of preparing the same : en
  • US2208016A - Means for automatically stopping vehicles at railroad crossings : en
  • GB523543A - Improvements in or relating to public address systems : en
  • GB523698A - Improvements in or relating to shock absorbers or vibration dampers : en
  • US2208112A - Process for producing a metal nitrate and chlorine from nitric acid and a metal chloride : en
  • CH210448A - Television circuit. : de en
  • US2207998A - Selective humidification : en
  • CH210536A - Process for the production of a sulfur dye. : de en
  • US2207829A - Recording instrument for electrical measurements : en
  • GB523610A - Improvements relating to domestic boilers : en
  • CH210348A - Block of leaves with foldable leaves and process for its manufacture. : de en
  • DE693810C - Electric gas switch : de en
  • DE693811C - Electric wall switch with arc extinguishing by self-generated compressed gas : de en
  • US2208340A - Transmission and control mechanism : en
  • GB523399A - Improvements in fluid-transmission joints : en
  • DE693822C - Plywood top : de en
  • DE693830C - Magnet generator for ignition systems of internal combustion engines : de en
  • CH210313A - Stovepipe rosette. : de en
  • CH210464A - Marking device for clearly visible separation of traffic lanes such as lanes, cycle paths and sidewalks on streets. : de en
  • US2207932A - Moistening means for duplicating machines : en
  • US2207773A - Upholstery construction : en
  • US2208279A - Candlestick : en
  • US2208261A - Gas pressure regulator : en
  • US2208447A - Apparatus for straightening woven material : en
  • US2208461A - Pump piston : en
  • US2208342A - Method for producing high temperature heating resistors : en
  • GB523423A - Improvements relating to gas fires : en
  • CH210397A - Gas turbine plant. : de en
  • NL48887C - Coin operated machine for issuing maps showing the way from the machine's location to a particular selected point : en nl
  • US2207873A - Wrapping paper cutter : en
  • US2208387A - Switching device : en
  • US2208280A - Rubber heel : en
  • US2208551A - Quick-drying stamp-pad ink : en
  • USD121477S - Design fob an electric shaver : en
  • GB523576A - Improvements in or relating to type printing telegraph receivers : en
  • USD121473S - Design for a finger ring : en
  • AU110983B2 - Improvements in gas producers : en
  • CA390061A - Refrigerator car floor rack : en fr
  • GB523589A - Improvements in or relating to electric gasfilled incandescent lamps : en
  • GB523659A - Improvements in or relating to steering mechanism for motor vehicles : en
  • US2207815A - Manufacture of a plurality of similarly shaped articles : en
  • US2207912A - Attachment for stapling machines : en
  • US2208028A - Container filling apparatus : en
  • USD121510S - Design for a compact : en
  • US2207914A - Attachment for stapling machines : en
  • US2208534A - Process for separating hydrocarbon mixtures : en
  • US2207823A - Microphone umbrella : en
  • US2208343A - Safety back device for ear ornaments : en
  • DE693870C - Device for connecting containers to filling systems for pressurized liquefied gases : de en
  • USD121535S - Design for a mat or similar article : en
  • DE668495C - Arrangement for adjusting components in electrical equipment that generate a magnetic stray field or are sensitive to a magnetic stray field : de en
  • DE693898C - Power-driven device for influencing the eyes : de en
  • DE670203C - Telecommunication cables with a layered arrangement of the cores or pairs : de en
  • CA390038A - Flat article packaging apparatus : en fr
  • US2208328A - Nitriles of acrylic acids : en
  • USD121543S - Design for a mexal chair : en
  • DE693730C - eiler teeth when grasped by clamps : de en
  • DE693815C - Process for the preparation of water-insoluble monoazo dyes : de en
  • GB523674A - Improvements in or relating to means for preventing sparking in electric switches : en
  • US2207721A - Spray composition : en
  • US2207983A - Method of making halohydrin ethers : en
  • US2208336A - Goggle : en
  • US2208532A - Nut member : en
  • GB523641A - Improvements in directional antenna-systems : en
  • AU307239A - The manufacture of precast concrete products bya process of cement grouting : en
  • CA389996A - Cellulose derivative film and sheeting manufacture : en fr
  • CH210321A - Spool changing device for spindleless winding machines. : de en
  • CH210404A - Method for treating the junction boxes of cable-like electrical lines. : de en