• US2170219A - Ultra high frequency oscillator : en
  • USD116277S - Design fob an aircraft landing : en
  • AU108222B2 - Improved means for use in cleaning animal intestines or casings : en
  • CA383509A - Tire removing tool : en fr
  • DE680032C - Compressed gas switch for high voltages with a cut-off arc burning in the open air : de en
  • DE680172C - Ten switching device for adding machines : de en
  • DE680180C - Manufacture of dehydrated borax by gradually heating crystallized borax : de en
  • DE680292C - Piston spring holder with a piston rod consisting of parts that can be screwed together telescopically : de en
  • USD116266S - Design for a die head : en
  • US2170312A - Combination bread slicing and wrapping machine : en
  • CA383499A - Bicycle safety device : en fr
  • US2170402A - Automatic temperature control system : en
  • USD116232S - Design fob a vanity case : en
  • GB511921A - Improvements in or relating to injection pumps for fuel or the like : en
  • US2170688A - Remote control system : en
  • US2170089A - Seal for bags : en
  • AU339938A - An improved burner for attachment to heating appliances : en
  • US2170713A - Stock food and method of producing the same : en
  • US2169998A - Sulpho-carboxylic esters suitable : en
  • US2170477A - High speed motor operating with heavy liquid fuel : en
  • US2170724A - Mortician's appliance : en
  • US2170604A - Waste receptacle : en
  • US2170144A - Slide rule : en
  • DE680336C - Electrically heated boiling water overflow tank with temperature controller : de en
  • DK56562C - Procedure for the Production of Hydrocarbons. : da en
  • US2170097A - Savings bank : en
  • US2170737A - Arch support : en
  • AT156841B - Knitted fabric with bar stitches. : de en
  • USD116307S - Tractor : en
  • CA383541A - Elastic fluid engine control : en fr
  • US2170383A - Aircraft recording means : en
  • US2170497A - Fuel combustion control system : en
  • FR845351A - Synchronization method for television : en fr
  • GB511496A - Improvements in or relating to dynamo electric machines : en
  • FR845493A - Method and apparatus for the partial dewatering of materials such as apple pomace before pressing : en fr
  • GB511702A - Arrangement for short-time switching : en
  • DK56581C - Color cylinder for light advertising devices. : da en
  • FR49881E - Improvements to coaxial conductors : en fr
  • US2170156A - Door check : en
  • GB511825A - Improvements in electric transformers, more particularly for use at high frequencies : en
  • US2170278A - Knitting machine : en
  • US2170687A - Tiltable cutter unit : en
  • GB511589A - Process for the optical copying of colour films : en
  • US2170043A - Coating process : en
  • US2170240A - Master controller device : en
  • US2170782A - Electric capacitor : en
  • US2170008A - Friction car stop : en
  • US2170619A - Dispensing valve : en
  • GB511605A - Method of manufacturing a product suitable as cheese flavouring : en
  • FR845545A - New arrangement of the steam train engine unit : en fr
  • AT156826B - Process for removing the sticky nature of products consisting of rubber or the like or containing rubber or the like. : de en
  • US2170159A - Drive mechanism : en
  • US2170350A - Control system : en
  • US2170559A - Process of making molded heel and quarter constructions : en
  • AT156804B - Baking aids and process for their production. : de en
  • CA383495A - Pleated sheet material : en fr
  • US2170022A - Machine for shaping soles : en
  • GB511872A - Improvements in knitting machines : en
  • US2170601A - Process of producing material for purifying liquids : en
  • US2170206A - Electrical and electromechanical system employing magnetostrictive devices : en
  • DE680214C - Box-like, foldable vehicle trailer : de en
  • GB511652A - Improvements relating to aeroplanes and the control thereof : en
  • GB511920A - Improvements in or relating to vibrating members for electrodynamic loudspeakers or other vibration converters : en
  • US2170003A - Engine arrangement in aircraft : en
  • US2170362A - Safety device for cash registers or : en
  • CA383537A - Refrigerating machine : en fr
  • US2170172A - Clutch control : en
  • US2170260A - Ring binder : en
  • US2170632A - Composition of matter : en
  • AU255838A - Improvements in and relating to totalisators : en
  • US2170135A - Relay : en
  • US2170249A - Automatic weighing device : en
  • US2170118A - Car truck side frame : en
  • US2170370A - Direction indicator : en
  • DE680050C - Arrangement in internal combustion engines with a starting device : de en
  • US2170736A - Gear-shifting mechanism : en
  • USD116291S - Design fob a pin clip : en
  • GB511583A - Improvements in or relating to suction cleaners : en
  • US2170404A - Artillery type wheel for vehicles : en
  • US2170704A - Spark arrester : en
  • USD116228S - Design for : en
  • DE680160C - Valve control for reversible steam engines : de en
  • DE680375C - Circuit for operational monitoring of multi-cylinder gasoline and diesel engines : de en
  • DE680130C - Electrical gas or vapor discharge apparatus with an ignition electrode made of metal carbide and inserted into the cathode : de en
  • GB511712A - Improvements in and relating to steam condensers and like tubular heat exchangers : en
  • GB511551A - Improvements in miners' lamps : en
  • IE15735L - Luminescent materials : en
  • US2170483A - Fastener : en
  • USD116246S - Design for a flexible neckpiece : en
  • US2170064A - Wheel suspension : en
  • US2170098A - Desk construction : en
  • GB511640A - An improved thermostat : en
  • GB511824A - Improvements relating to apartments, enclosures or containers having heat insulatingwalls : en
  • GB511936A - Improvements in multi-stage hydraulic torque converters : en
  • GB511902A - System for multiplex telephony using go and return paths in one star cable : en
  • US2170357A - Store-goods lifter : en
  • US2170530A - Fuel pump : en
  • DE680190C - Power supply made from flat connecting conductors for electrical resistance welding devices for pipes and other hollow bodies : de en
  • GB511546A - An improved means for sealing hydraulic pistons : en
  • GB511843A - Improvements in the manufacture of containers : en
  • GB511713A - Improvements relating to valves, more particularly ballfloat valves : en
  • GB511769A - Improvements relating to permanent magnets : en
  • GB511791A - Power transmission through the medium of change-speed devices : en
  • US2170147A - Package of gummed bands or stickers : en
  • FR845429A - Pneumatically operated retractable step : en fr
  • US2170598A - Fertilizer distributor : en
  • GB511898A - Improvements in typewriters, calculating machines and like office machines : en
  • US2170143A - Autographic register : en
  • US2170325A - Battery hold-down clamp and method of making the same : en
  • US2170526A - Web-perfecting rotary printing press : en
  • US2170633A - Stock stop : en
  • GB511654A - Manufacture of basic condensation products : en
  • GB511693A - Improvements in or relating to folding or collapsible chairs : en
  • FR845483A - Saddle for cycles : en fr
  • IE15581L - Binder for papers : en
  • USD116222S - Design for a sprayer or similar : en
  • US2170588A - Self-closing cap for collapsible tubes : en
  • US2170167A - Electric outdoor display system : en
  • US2170592A - Ice tray organization for refrigerators : en
  • USD116300S - Design fob an exhaust pipe extension : en
  • GB511810A - Improvements in or relating to refrigeration apparatus : en
  • AU108220B2 - Improvements in or relating to dry shaving machines : en
  • DE680185C - Tower furnace with heat recovery for bright annealing : de en
  • DE680323C - Device for automatic coarse and fine control of the discharge of the specifically heavy parts of the laundry in piston setting machines : de en
  • US2170744A - Governor : en
  • US2170228A - Lubricating device : en
  • US2170511A - Frictional brake lever : en
  • GB511521A - Improvements in or relating to stylographic pens : en
  • FR845421A - Metal crate : en fr
  • GB511520A - Improvements in and relating to fire-escape ladders : en
  • FR845424A - Improvements made to articles such as betting articles, in particular compacts : en fr
  • GB511516A - Improvements in and relating to thread cutting devices for automatic lathes : en
  • US2170074A - Air filter : en
  • US2170177A - Antirattle spring saddle brace : en
  • US2170616A - Child's toy : en
  • DE680025C - Multiple carrier frequency system via cable : de en
  • DE680213C - Use of copper alloys for non-sparking tools : de en
  • US2170281A - Cabinet syringe : en
  • US2170208A - Variable speed power transmission device with speed-torque actuated give-away control : en
  • US2170824A - Propeller protractor : en
  • US2170707A - Necktie form : en
  • FR845412A - System for connecting the roof to the side faces at the location of the bay dividers in rail vehicles : en fr
  • GB511818A - Improvements in and relating to washing machines : en
  • US2170517A - Cash register : en
  • US2170809A - Alkylated diphenyloxide : en
  • GB511513A - Improvements in or relating to precious metal alloys for use at high temperatures : en
  • AU512438A - Improved means for use in cleaning animal intestines or casings : en
  • DE680162C - Resistance brake circuit for AC traction vehicles : de en
  • US2170049A - Apparatus for processing books : en
  • US2170086A - Fluid pressure brake : en
  • FR845530A - Method of mounting a portable measuring device and instrument thus obtained : en fr
  • US2170283A - Skid attachment for containers : en
  • GB511492A - Improved process for the preservation or storage of living vegetable substances, particularly fruit and vegetables : en
  • USD116211S - Design for a dish or similar article : en
  • AU341038A - Improvements in or relating to absorption refrigerating apparatus : en
  • CA383546A - Fuse link throwout device : en fr
  • DE680191C - Grate loading device : de en
  • GB511809A - Method and system for utilising tidal energy : en
  • FR845478A - Pressure-operated ignition distributor for adjusting the ignition timing : en fr
  • GB511643A - Improved process and apparatus for the manufacture of sectional irons of small cross-section : en
  • AU293638A - Improvements in or relating to electron discharge tube amplifiers employing negative feedback : en
  • AU352838A - Improvements inthe manufacture and production of antiknock motor fuels bythe treatment of hydrocarbon oils at elevated temperatures : en
  • US2170668A - Printing method and apparatus therefor : en
  • US2170525A - Receptacle : en
  • US2170382A - Party lounge and furniture construction : en
  • US2170494A - Grinding machine : en
  • DE680165C - Relay circuit designed especially for telecontrol systems : de en
  • GB511508A - Improvements in or relating to earthing devices for use with electrical systems : en
  • GB511648A - A rotary hand turf cutter and edging knife : en
  • GB511853A - Control of valve mechanism of internal-combustion engines : en
  • DE680342C - Centrifugal casting machine for the production of heavy hollow bodies in a vertical mold : de en
  • GB511687A - Improvements in or relating to head lamps for vehicles : en
  • GB511667A - Improvements in and relating to back-pedalling brake devices : en
  • DE680279C - Automatic control device for driving AC commutator machines : de en
  • US2170106A - Loose-leaf binder : en
  • US2170691A - Antiskid shoe attachment : en
  • DE680299C - Electric low-pressure mercury tubes with noble gas filling and glow electrodes : de en
  • GB511691A - Improvements in producing matt light-sensitive photographic paper : en
  • AT156794B - Process to give cellulose esters, in particular cellulose acetate, a good relationship to those dyes which dyes leave structures from the pure cellulose esters uncolored. : de en
  • US2170187A - Lacquer : en
  • US2170085A - Insulating covering for hot air furnaces : en
  • USD116231S - Design fob a chair : en
  • USD116213S - Design for an advertising sign : en
  • DE680284C - Magnetic converging lens with a short field length : de en
  • DK56569C - Goniometer. : da en
  • CA383595A - Variable pitch propeller : en fr
  • US2170463A - Tool for sharpening lawn mowers : en
  • US2170425A - Machine for slicing salmon : en
  • DE680253C - Ring-shaped pit or tunnel lining made of rolled profile iron : de en
  • US2170184A - Rocker arm : en
  • USD116264S - Design for a piano : en
  • AU78739A - Improvements inthe recovery of glycerol : en
  • FR845419A - Improvements to skis : en fr
  • GB511801A - Improvements in or relating to seats : en
  • DE680116C - Process and plant for the production of pellets from coal without the addition of binders : de en
  • US2170353A - Combination valve and enclosure plate for high pressure reaction vessels : en
  • DE680228C - Self-seller for electricity or the like with basic fee collection : de en
  • DE680153C - Filling vessel for filling fountain pens with a valve arranged in a spout : de en
  • DK56564C - Process for the Preparation of Optically Active β- (p-Oxyphenyl) -isopropylmethylamines. : da en
  • US2170380A - Aliphatic sulphonic acid : en
  • US2170116A - Combination brake beam and head : en
  • FR845383A - Synthetic mineral materials, binders intended for their manufacture, agglomerates manufactured using these binders and process for preparing these various products : en fr
  • GB511881A - Improvements in testing stations for internal combustion engines : en
  • CA383581A - Fabric belt : en fr
  • US2170229A - Train brake mechanism : en
  • US2170479A - Garment hanger : en
  • US2170725A - Oil controlling mechanism : en
  • FR49876E - Process for the preparation of tertiary alcohols of the cyclopentanopolyhydro-phenanthrenic series : en fr
  • CA383492A - Safety box sprag : en fr
  • GB511624A - Improvements relating to crank handles, more particularly for combined washing and wringing machines : en
  • GB511664A - An improved case for a combined comb and brush : en
  • US2170649A - Variable speed transmission : en
  • US2170169A - Treating hydrocarbon oil : en
  • US2169997A - Process of carroting fur and the like and composition therefor : en
  • US2170341A - Switch unit : en
  • US2170405A - Heat transfer device for corrugator rolls : en
  • DE679986C - Process for the preparation of asymmetrical methine dyes of the pyridine series containing one or three methine groups : de en
  • DE680272C - Method and device for the chemical or physical treatment of goods using gases : de en
  • FR845444A - Drying machine for empty metal cans : en fr
  • US2170209A - Sulphonamides of 2-aminopyridines : en
  • GB511495A - Improvements in and relating to dressing tables : en
  • FR49866E - Improvements to textile materials consisting of several layers woven together : en fr
  • FR845417A - Mechanical servo-brake : en fr
  • GB511795A - Improvements in and relating to ultra short wave electrical apparatus : en
  • USD116255S - Design for a grille guard : en
  • GB511743A - Improvements in or relating to screw-thread gauges : en
  • USD116227S - Design for a cake box : en
  • US2170096A - Washing machine : en
  • US2170303A - Apparatus for grinding liquid or semisolid substances : en
  • USD116271S - Design for a box : en
  • US2170661A - Method of manufacturing wheel body elements : en
  • AT156757B - Transformer working with periodically regulated transmission. : de en
  • AU411238A - v Improvements in or relating to cathode ray tubes : en
  • FR845485A - Method of manufacturing a high current cable : en fr
  • US2170076A - Stocking and method of making the same : en
  • US2170674A - Curtain rod threading device : en
  • GB511763A - Improvements relating to garden or like rollers : en
  • US2170396A - Temperature-controlling means for rubber mill pans or the like : en
  • GB511538A - Improvements relating to electrical switching apparatus with arc-suppressing arrangements : en
  • FR845435A - Improvements made to trailers, particularly road trailers intended to be loaded onto railway wagons : en fr
  • GB511765A - Improved dispensing device : en
  • GB511862A - Improvements in or relating to electric safety switching devices, more particularly for fluid-cooled instruments : en
  • DE680256C - Iron and steel alloy for the production of permanent magnets : de en
  • FR49869E - Protection device for machine tools : en fr
  • GB511826A - Improvements in or relating to regulating devices for aircraft internal combustion engines : en
  • DE680234C - Box-shaped refrigerated counter or showcase : de en
  • GB511771A - Improvements relating to slidable seats and the like : en
  • US2170535A - Movement rest for watches : en
  • US2170224A - Upholstered furniture : en
  • US2170253A - Method of making water-soluble capsules for cosmetic purposes : en
  • US2170752A - Filament of rayon from viscose : en
  • US2170419A - Stringer tape : en
  • FR845356A - Induction furnace for aluminum smelting : en fr
  • GB511703A - Improvements relating to slicing machines : en
  • FR845413A - Method of connection between the bogie pivot beams and the side faces of rail vehicles : en fr
  • GB511718A - Improvements in or relating to valve structures and method of forming same : en
  • GB511845A - Improvements in the manufacture and production of sulphonamides of carboxylic acid imides : en
  • US2170567A - Pen feeding machine : en
  • US2170664A - Temperature compensation device : en
  • DK56571C - Electric Cathode Flashing Light of Dwarf Light Size. : da en
  • DK56574C - Procedure for the manufacture of bleached potassium soap. : da en
  • FR49870E - Process to protect magnesium and its alloys against corrosion : en fr
  • FR845378A - Multiplex telephone systems : en fr
  • GB511814A - Improvements in drop-hammers : en
  • DE680124C - Circuit arrangement for telephone systems in which a control device serving to establish connections is assigned to several connection devices : de en
  • FR845472A - Improvements to berth systems : en fr
  • FR845465A - Improvements to chains, and more particularly to rolling chains, or tracks : en fr
  • GB511673A - Improvements in converting ammonium sulphite-bisulphite into ammonium sulphate and sulphur : en
  • US2170747A - Apparatus for gauging wetted material : en
  • US2170384A - Shuttle box front : en
  • DE680118C - Process for the production of condensation products from urea or its derivatives and formaldehyde : de en
  • DE680357C - Shaking device for compressing bulk material or the like. : de en
  • GB511841A - Improvements in and relating to the production of aminonitriles : en
  • US2170615A - Method of making hosiery : en
  • USD116315S - Design for a dress ensemble : en
  • FR49897E - Automatic showcase : en fr
  • US2170582A - Slide gauge : en
  • CA383488A - Sled brake : en fr
  • CA383545A - Electric fuse : en fr
  • FR845431A - Individual part anti-slip chains for vehicle wheels : en fr
  • US2170467A - Railroad grade crossing signal : en
  • US2170345A - Vapor generator : en
  • US2170638A - Soldered can seam and method of making same : en
  • DE680039C - Sheet metal bodies for electrical machines or devices, divided by radial air slots and provided with longitudinal ducts for the cooling air : de en
  • GB511900A - Improvements in and relating to firearms : en
  • USRE21181E - Signal device : en
  • US2170163A - Waterproof paint : en
  • US2170279A - Stoker : en
  • USD116239S - Design for : en
  • US2170092A - Tack button : en
  • US2170728A - Automatic draft regulator : en
  • GB511903A - Control of valve mechanism of internal combustion engines : en
  • IE15327L - Electric discharge lamps : en
  • DE680351C - Switchable propeller gear with pressure oil control : de en
  • FR49894E - Electric machine with permanent magnet excitation : en fr
  • FR845406A - Improvements to safety devices against failure of the driver or driver of a vehicle, such as a motor car or railway locomotive : en fr
  • DE680091C - Process for the preparation of a food consisting essentially of glycoprotein : de en
  • GB511612A - Improvements in or relating to laundry and textile rotary drying machines : en
  • GB511836A - A process for preparing an antiseptic solution : en
  • GB511811A - Improvements in or relating to electric motor control systems : en
  • GR8453B - BUMPER - PRESSURE AGAINST ACCIDENTS OF THE WOODWORK. : el en
  • US2170739A - Joint or connection : en
  • GB511620A - Improvements relating to gas burners : en
  • DK56567C - AC signaling system. : da en
  • FR49874E - Process for manufacturing liquid polymers from mixtures of olefins and iso-olefins : en fr
  • GB511812A - Improvements in or relating to electric signalling systems : en
  • DE680321C - Self-igniting, air-compressing heavy oil engine : de en
  • DE680221C - Small x-ray device, especially for dental fluoroscopy : de en
  • GB511911A - Improvements in the trigger mechanism of automatic firearms : en
  • DK56585C - Bottle Closing Machine. : da en
  • FR845471A - Process for obtaining estradiol derivatives substituted in the hydroxyl group 17 : en fr
  • GB511935A - Improvements in mixing and agitating appliances : en
  • US2170618A - Cushion and mattress spring : en
  • DE680195C - Method and device for treating objects by means of movable beams, in particular for cooling glass for the purpose of hardening : de en
  • FR845450A - Improvements to wood gasifiers : en fr
  • GB511913A - Improvements in or connected with universal joints : en
  • FR49895E - Manufacturing process of phosphate fertilizers : en fr
  • GB511788A - Improvements in and relating to switches for light railways and the like : en
  • DE680163C - Method for synchronizing television sets with endless belt-shaped scanning devices : de en
  • DE680278C - Wall pot for electrical installation equipment : de en
  • DE680220C - Zone walking grate : de en
  • DE680276C - Method for two-way communication with short or ultra-short waves : de en
  • US2170001A - Typographical composing machine and matrix therefor : en
  • CA383536A - Moulded waterlaid fibre article manufacture : en fr
  • US2170589A - Tree and plant protector : en
  • US2170046A - Negative feedback amplifier : en
  • US2170285A - Detachable collector : en
  • US2170302A - Locomotive smoke box shroud and hinge therefor : en
  • DE680385C - Fuel injection pump for compressorless diesel engines : de en
  • DE680303C - Lifting and lowering device for bedridden sick people : de en
  • US2170141A - Centralized traffic controlling system for railroads : en
  • USD116281S - Design for a console bar cellarette : en
  • US2170326A - Fuel : en
  • US2170576A - Air conditioning apparatus : en
  • CA383557A - Cellulose ether recovery : en fr
  • GB511633A - Improvements relating to air heating or cooling apparatus : en
  • GB511497A - Improvements in and relating to moulds particularly for moulding synthetic resin : en
  • GB511530A - Improvements in vehicle lamps : en
  • FR845454A - Skip feeder : en fr
  • GB511542A - Improved lead chromate pigments and their manufacture : en
  • US2170324A - Dust evacuating device : en
  • US2170386A - Receptacle closure : en
  • US2170764A - Yarn swift : en
  • DE680211C - Electric soldering iron : de en
  • GB511504A - Clinch nut : en
  • DE680108C - Photoelectric device : de en
  • GR8446B - WHEAT GRINDER HOUSEHOLD CULTURE : el en
  • FR49890E - Method and device for deflecting cathode rays ensuring sharpness of image points at the edge of the screen : en fr
  • GB511835A - Improvements in an indexing device for machine tools : en
  • GB511572A - Improvements in crucible furnaces : en
  • FR845440A - Automatic machine for collecting and tying bundles of branches such as vine shoots and others : en fr
  • FR845380A - Improvements to television synchronization systems : en fr
  • DE680128C - Cooling device for electrical machines : de en
  • DE680129C - Device for regulating and changing the light beam scattering : de en
  • FR845388A - Stimulant of plant growth : en fr
  • FR845398A - Electrical computing device : en fr
  • DE680079C - Terminal for electrical lines : de en
  • DE680288C - Rotary bed for x-ray fluoroscopy : de en
  • DE680325C - Method and device for manufacturing linoleum inlay : de en
  • US2170774A - Method of making radiators : en
  • US2170200A - Head gate control device : en
  • USD116301S - Design fob an exhaust pipe extension : en
  • DE680322C - Process for the production of iron sleepers by welding them together : de en
  • DE680332C - Process for the production of electric radiators : de en
  • AU108219B2 - Improvements in or relating tothe production of electrically conductive and fire resistant articles composed wholly or mainly of rubber orthe like : en
  • GB511854A - Improvements in or relating to optical projection apparatus : en
  • GB511863A - Improvements in or relating to looms and woven fabrics : en
  • GB511919A - Improvements in or relating to fastenings for bags and the like : en
  • GB511879A - Improvements in and relating to vacuum-tight and high-pressuretight seals between electric lead-in conductors and quartz glass or other hard glass : en
  • US2170063A - Wall bracket for bottles : en
  • AT156774B - Device for measuring quantities of liquid flowing through a pipe in alternating directions. : de en
  • AU113673B2 - Process and apparatus for producing matured alcoholic liquids : en
  • AU108226B2 - Fire resisting compositions for coating or impregnating textile materials andother articles : en
  • AT156793B - Process for the production or improvement of organic cation exchangers. : de en
  • GB511888A - Ink for textile marking : en
  • GB511729A - Improvements in or relating to boots, shoes and the like and the method of making same and to insoles therefor : en
  • GB511891A - Improvements in and relating to filters : en
  • GB511527A - Improvements in or relating to coupling devices for pipes and the like : en
  • GB511830A - An improved method of and means for advancing a work-piece and turning it about an axis : en
  • DE680083C - Safety circuit for multi-motor drives : de en
  • US2170268A - Alloy steel for the manufacture of motor valves : en
  • US2170721A - Scaling device : en
  • FR845430A - Improvements in the fitting of tools, in particular tools of the tillage type : en fr
  • FR845529A - Process for obtaining an alumina with a high percentage and very susceptible to reaction, starting from monobasic aluminum sulphite : en fr
  • FR49868E - Very heat-resistant steel alloys with equalized contents, intended for articles which have to have a very high resistance to heat and a high durability : en fr
  • US2170148A - Flat full-fashioned knitting machine : en
  • US2170308A - Fourdrinier manufacture : en
  • USD116326S - Design for an airplane : en
  • FR845452A - portable equipment for the measurement and control of phase differences in an installation : en fr
  • GB511916A - Cardan drive for motor cycles with rear wheel springing : en
  • GB511918A - Gravity meter : en
  • AU108253B2 - Improvements in rubber compounds or products and method of making thesame : en
  • AT156808B - Process for the production of water-insoluble azo dyes. : de en
  • AU108208B2 - Improvements in or relating to electron discharge tube amplifiers : en
  • DE680111C - Screen, especially for paper machines : de en
  • US2170327A - Combined alternating pump and control valve : en
  • DE679810C - Ship water tube boiler : de en
  • DK56575C - Method for Preparing a Purified Diphtheria Vaccine with Strong Immunizing Effect. : da en
  • FR49885E - Process for obtaining by electrolytic deposition of protective layers on magnesium and its alloys : en fr
  • FR49855E - Process for stabilizing polyvinyl resins and in particular those based on polyvinyl acetals : en fr
  • GB511808A - Improvements in wheel suspension means for vehicles : en
  • US2170364A - Packaging structure : en
  • US2170504A - Winch : en
  • US2170360A - Road sander : en
  • AT156824B - Method and mold for the manufacture and vulcanization of rubber goods. : de en
  • DE680275C - Manufacture of items with a wear-resistant surface : de en
  • US2170263A - Casting mechanism of typographical composing machines : en
  • US2170454A - Shock reducing and cushioning wheel mounting for vehicles : en
  • US2170659A - Direction finding arrangement : en
  • USD116250S - Design for a coffepot or similar : en
  • GB511739A - Improvements in or relating to the dialysis of lyes : en
  • DE680061C - Automatic arc welding device for coated electrodes : de en
  • AU416938A - Improvements in or relating to diaphragm sealed valves : en
  • FR845407A - Process for protecting engines and storage equipment against the action of tetraethyl lead contained in gasoline : en fr
  • AT156773B - Impact apparatus. : de en
  • US2170104A - Fault-indicating means for signal systems : en
  • US2170658A - Enamel composition : en
  • DE680173C - Plate crusher : de en
  • DE680294C - Amplifier circuit : de en
  • AT156825B - Process for the most complete recovery of sugar-containing waste liquors from the sulphite pulp digester. : de en
  • AU108241B2 - Improvements in and relating to totalisators : en
  • GB511595A - Apparatus for the treatment of liquids or gases in view of their sterilisation, irradiation or other treatments : en
  • US2170587A - Fluid lift : en
  • AU321739A - Improvements in and relating to gloves : en
  • GB511906A - Means for scaring birds and animals : en
  • AU108223B2 - Pressure cookers : en
  • USD116219S - Design for a building : en
  • AT156802B - Process for the vitalization of parts of plants and the promotion of plant growth. : de en
  • US2170287A - Detachable electrical connector : en
  • CA383586A - Fibrous baking utensil : en fr
  • US2170720A - Milk can construction : en
  • DE680148C - Transverse sliding bearing with several overpressure-free bearing fields : de en
  • DE680138C - Scale with switchable additional weights : de en
  • AU108238B2 - Permeability tuned coupling device : en
  • US2170004A - Pipe joint : en
  • US2170132A - Message transmitting system : en
  • US2170348A - Control system : en
  • USD116296S - Design for a pin clip : en
  • GB511777A - An improved fastening device for motor car bonnets and the like : en
  • US2170489A - Sheet feeding device : en
  • US2170785A - Hair curler : en
  • US2170120A - Brake beam : en
  • CA383573A - Grease interceptor : en fr
  • US2170680A - Shoe for rotary ironers : en
  • FI18566A - The refining standard for the production of oxidation on aluminum alloys : en fi
  • AU108259B2 - Improvements in or relating to electron discharge tube amplifiers employing negative feedback : en
  • AU337338A - Improvements in or relating to pistons andthe like : en
  • US2170311A - smith : en
  • US2170457A - Electric discharge apparatus : en
  • US2170392A - Looper apparatus : en
  • US2170013A - Shelf : en
  • US2170600A - Safety clearance lamp : en
  • US2170117A - Method of making brake beams : en
  • US2170241A - Manifolding set : en
  • DE680168C - Mill firing : de en
  • FR845522A - Process for stabilizing triacetyl cellulose : en fr
  • CA383519A - Railway track equipment : en fr
  • AU560038A - Pressure cookers : en
  • US2170024A - Cellulose esters and method : en
  • US2170178A - Vibratory apparatus : en
  • AU338338A - Improved container forthe playing pieces movable on checkered boards in parlour games : en
  • FR49879E - Starting device for internal combustion engines : en fr
  • US2170549A - Pumping apparatus : en
  • USD116265S - Design for a piano music rack : en
  • FR845467A - Device for mounting ceilings, especially soundproof and insulating ceilings : en fr
  • GB511848A - Process for recovering acetylene from acetylene-containing gases : en
  • CA383600A - Textile material production : en fr
  • GB511669A - Method and circuits for the suppression of interference in radio receivers : en
  • US2170474A - Benzimidazoles and process of making same : en
  • DE680133C - Quick bandage : de en
  • DK56572C - High pressure arc lamp. : da en
  • FR845510A - Mountain bag : en fr
  • FR845484A - Apparatus for proportionally mixing liquids, in particular generator feed water and a solution of chemicals : en fr
  • GB511806A - Improvements in devices for punching holes in sheet metal : en
  • US2170510A - Automatic position stop mechanism for machine tools : en
  • FR845434A - Device for sterilization in a hot air oven of materials or objects contained in a box : en fr
  • FR845531A - Device for operating two or more arc lamps supplied from a single rectifier, in particular for projection : en fr
  • DE680289C - Hot water heating system : de en
  • US2170480A - Oil burner : en
  • DE680070C - Bumpers for steam and gas lines, in particular for absorption refrigerators : de en
  • DE680135C - Collapsible closet : de en
  • IE15538L - Electric discharge lamps : en
  • USD116273S - And corer : en
  • GB511925A - Internal combustion turbine : en
  • US2170329A - Apparatus for lapping or abrading : en
  • DE680044C - Shaving case with razor blade holder and dryer : de en
  • GB511519A - Improvements in television receivers : en
  • DE680046C - Tape for the production of the net floor in a mattress frame for beds, seating and reclining furniture : de en
  • GB511522A - Improvements in heat radiators for steam or hot water : en
  • GB511525A - Improvements in or relating to the utilization of grass and other green crops : en
  • DE680366C - Voltage regulating sheathed transformer : de en
  • US2170349A - Forced flow vapor generator : en
  • USD116308S - Design for a bumper guard : en
  • DE680199C - Primer : de en
  • GB511740A - Improvements in vehicles : en
  • FR845459A - Manufacturing process of certain pieces of cutlery or similar and resulting products : en fr
  • GB511721A - Improvements relating to pneumatic thread holders for weft replenishing looms : en
  • CA383567A - Electrical measuring mechanism : en fr
  • US2170171A - Clutch control apparatus : en
  • US2170786A - Hydraulic transmission apparatus : en
  • GB511847A - Improvements in or relating to electrical oscillation generators : en
  • US2170516A - Valve operating mechanism : en
  • US2170575A - Braking system : en
  • GB511679A - Improvements relating to air or gas compressor apparatus or plant : en
  • FR845361A - Process for producing gases for synthesis and for transforming them into hydrocarbons : en fr
  • FR845446A - Hot air heater : en fr
  • FR845537A - Refrigeration process and installation : en fr
  • US2170694A - Electromagnetic switch and system therefor : en
  • GB511651A - Improvements in and relating to automatic voltage regulating equipments : en
  • FR845540A - Accessory for dust extractors : en fr
  • US2170746A - Production of tertiary aliphatic amines : en
  • USD116317S - Design for a baby swing : en
  • US2170210A - Observation unit for bees or the like : en
  • US2170126A - Skirt blocking device : en
  • US2170599A - Veterinary dose gun : en
  • CA383531A - Plant propagation : en fr
  • US2170166A - Method of making cutting dies and blade stock therefor : en
  • US2170429A - Telephone system : en
  • FR845524A - Process for manufacturing pipe elbows in thermoplastic compositions : en fr
  • US2170322A - Cigarette package : en
  • USD116283S - Design for a dress ensemble : en
  • FR845391A - Cathode ray tubes : en fr
  • GB511893A - Improvements in or relating to the mounting of boilers of mallet locomotives : en
  • US2170531A - Apparatus for mixing a liquid with a gas : en
  • US2170683A - Electric incandescent lamp : en
  • DE680041C - High pressure electric vapor discharge lamp with cylindrical vessel : de en
  • DK56589C - Peeling body for Centrifuges. : da en
  • US2170212A - Variable ratio transmission device : en
  • US2170657A - Electron tube : en
  • US2170617A - Manufacture of disk wheels : en
  • GB511894A - Improvements in sugar tongs : en
  • GB511897A - Improvements in and relating to the manufacture and production of synthetic tanning materials : en
  • FR845532A - Process for the production of condensation products : en fr
  • DE680064C - Method for joining ceramic bodies to metal : de en
  • GB511503A - Improvements relating to the tuning of radio receivers : en
  • FR845502A - Device making it possible to read the average values of the powers: active and reactive and to deduce the average values of the apparent power and the power factor of an electrical installation for the period with the highest average intensity of the current : en fr
  • FR845519A - Improvements in the manufacture of artificial filaments, threads and the like : en fr
  • US2170337A - Surge-protected circuit interrupter : en
  • DE680085C - Process for the production of stand oils : de en
  • DE680270C - Change gear for bicycles : de en
  • GB511536A - Improvements in or relating to the treatment of textile fibres : en
  • FR845377A - Transmitter and receiver systems for multiplex or similar telephony : en fr
  • FR845514A - Cylinder for steam, air, internal combustion, hydraulic or similar engines, or for compressors for air, gas or similar fluids : en fr
  • DE680277C - Device for displaying the settings of telecommunications equipment : de en
  • FR845355A - Thickened oils : en fr
  • GB511555A - An improvement in ophthalmoscopes and ophthalmic refractometers : en
  • FR845401A - Mechanical loading device with loader bucket and conveyor hopper : en fr
  • GB511621A - Machines for distributing and spreading road materials, concrete, and the like : en
  • GB511724A - Improvements relating to compass and like steering apparatus particularly for aircraft : en
  • US2170154A - Circuit control device : en
  • US2170301A - Padding rack : en
  • US2170130A - Method of and apparatus for hardening a metal article : en
  • US2170545A - Replaceable shaft surfacing bearing element : en
  • US2170741A - Knitted fabric : en
  • US2170314A - Pipe-coating machine : en
  • US2170783A - Brick cleaning machine : en
  • US2170343A - Vapor generator : en
  • DK56560C - Washing machine. : da en
  • GB511865A - Improvements in and relating to the production of paper : en
  • DE680266C - Piston with ball stud for power machines : de en
  • DE680247C - Installation on electric submersible motor pumps : de en
  • DE680271C - Release device for loading weights on diving suits : de en
  • US2170222A - Instrument for vaginal treatment : en
  • US2170555A - Ingot mold plug : en
  • US2170640A - Fatigue testing machine : en
  • US2170754A - Combination boot and shoe stretching and lengthening device : en
  • DE679962C - Fixed rivet connection for sheet metal stacks where rivets with particularly large shaft lengths are required : de en
  • FR845415A - Improved method and devices for the reduction of liquids to fog and their applications : en fr
  • US2170408A - Perpetual calendar : en
  • US2170462A - Clamp nail and process of making same : en
  • GB511637A - Improvements in current converters employing grid-controlled ionic valves : en
  • GB511692A - Manufacture of azo-dyestuffs : en
  • GB511846A - Improvements relating to the heat treatment of metals and the like : en
  • CA383553A - Gas analyzer : en fr
  • FR845395A - Process for the preparation of photographic bleach layers and suitable sensitizers : en fr
  • GB511606A - Improvements relating to tufting carriages for looms : en
  • GB511905A - Improvements in or connected with electric furnaces : en
  • DE680089C - Screw locking : de en
  • FR845354A - Tank top or roof : en fr
  • US2170015A - Internal combustion engine : en
  • US2170198A - Process for making water printing inks : en
  • US2170495A - Gear lubricant : en
  • DE680347C - Electric oven : de en
  • US2170389A - Apparatus for use in repairing commutators : en
  • DE680109C - Process for the sterilization of surgical sewing material : de en
  • US2170395A - Discharge valve for containers : en
  • US2170743A - Clock-driven indicator : en
  • US2170012A - Vehicle wheel truck : en
  • AU147038A - Improvements in or relating to television reproducer apparatus : en
  • CA383584A - Board game : en fr
  • CA383598A - High frequency coupling device : en fr
  • GB511631A - Improvements in or relating to flat chenilles for the manufacture of carpets : en
  • US2170663A - Electron discharge device : en
  • GB511641A - Dulcitol and mannitol borates and salts thereof : en
  • IE15230L - Gas distribution : en
  • US2170017A - Process of converting soluble into insoluble cellulose derivatives : en
  • DE680210C - Process for the production of resistors : de en
  • GB511502A - Improvements in or relating to furnaces for the heat-treatment of materials : en
  • US2170334A - Bobbin for wire weaving looms : en
  • US2170773A - Bobbin : en
  • US2170473A - Apparatus for and process of making nuts : en
  • FR49900E - Automatic adjustment device for pressurized hearth steam generators or similar apparatus : en fr
  • FR845387A - Rail traffic control unit : en fr
  • FR845374A - Process for the preparation of aluminous minerals containing silica by calcination with a view to disintegration by means of acids : en fr
  • FR845474A - Improvements to vacuum cleaning devices : en fr
  • GB511498A - A process for the de-waxing of oils : en
  • GB511603A - Improvements in or relating to telegraph systems : en
  • GB511717A - Improvements in means for cooling oil-filled containers for electrical apparatus : en
  • DE680024C - Process for the simultaneous desulphurisation and deoxidation of iron and steel : de en
  • DK56576C - Vacuum cleaner nozzle, in particular Bolster or Radiator nozzle. : da en
  • DE680248C - Filler pencil with continuous lead advance : de en
  • FR845386A - Machine for sorting and preserving fruit : en fr
  • GB511885A - Construction and arrangement of bearings for enabling the application of lubricant thereto : en
  • US2170365A - Draw works having dual drive : en
  • US2170438A - Optical apparatus : en
  • US2170068A - Labeling apparatus : en
  • US2170514A - Knife : en
  • US2170770A - Shuttleless loom : en
  • DE680290C - Paper sack with gussets and a reinforced, sewn bottom : de en
  • CA383496A - Sewing machine : en fr
  • US2170460A - Variable-speed power transmission with unidirectional clutch : en
  • USD116247S - Design for a dwelling : en
  • US2170005A - Slug casting machine : en
  • US2170355A - Bailer : en
  • US2170540A - Paper package : en
  • AT156829B - Process for regulating pressure in the manufacture of plastic matrices. : de en
  • DE680374C - Blade or point storage for rocker arms, hangers or the like. : de en
  • US2170161A - Collapsible copy holder : en
  • USD116262S - Design for an amplifier or the like : en
  • AU108244B2 - Pickup' device for guitars andthe like : en
  • CA383543A - Electric fuse : en fr
  • US2170636A - Hair fastener : en
  • DK56587C - Tension puller for Spinning Taver of very different Stack lengths. : da en
  • US2170121A - Brake beam : en
  • US2170095A - Truck : en
  • US2170693A - Seamed article and process for making it : en
  • DE680122C - Switching device for signal systems, especially for overhead signals : de en
  • AT156781B - Window fitting for windows that can optionally be rotated around two mutually perpendicular axes. : de en
  • AU338238A - Pickup' device for guitars andthe like : en
  • CA383506A - Hair curler : en fr
  • AT156770B - Display table. : de en
  • CA383599A - Textile material production : en fr
  • CA383513A - Rodent or animal trap : en fr
  • AU54538A - Ray contraction in electron multipliers : en
  • FR49889E - Suspension, more particularly for the rear wheel of motorcycles : en fr
  • GB511630A - Improvements in display or draping stands for wearing apparel and textile material : en
  • GB511781A - Shuttle changing device for weaving looms : en
  • US2170440A - Sash operating mechanism : en
  • US2170767A - Snap switch : en
  • AT156840B - Friction wheel lighter. : de en
  • DE680119C - Single-letter casting and setting machine : de en
  • FR845393A - Method and device for annealing and heat treatment of sheets : en fr
  • GB511926A - Improvements in the process for treating rubber and products obtained thereby : en
  • US2170082A - Strainer cleaning device : en
  • US2170505A - Recorder apparatus : en
  • US2170556A - Process and apparatus for making rivets : en
  • US2170458A - Light-weight girder, especially for aircraft : en
  • GB511689A - Improvements in band strapping machines : en
  • DE680075C - Double frame direction finder : de en
  • CA383555A - Rubber article valve stem : en fr
  • CA383579A - Segmental abrasive wheel : en fr
  • CA383580A - Anesthetic administration apparatus : en fr
  • AT156771B - Horizontal boring machine for boring out motor housing bearings. : de en
  • AT156777B - Inclination scales with display or registration mechanism driven by a follower. : de en
  • GB511657A - Improvements in or relating to refrigeration apparatus : en
  • AT156843B - Two-machine, single-surface warp knitted fabric with rubber warp threads incorporated between the two thread groups. : de en
  • AT156788B - Holding device for used razor blades with at least two mortises. : de en
  • DE680345C - cabinet : de en
  • US2170597A - Electrical measuring instrument : en
  • FR49854E - Gas-tight closing door, for shelters and the like, with a threshold forming a seal at floor level : en fr
  • FR845549A - Manufacturing process for hard and waterproof protective layers on magnesium and magnesium alloys : en fr
  • DE680037C - Mechanical brake electrically controlled by a tube amplifier : de en
  • GB511750A - Improvements in or relating to the springing of motor vehicles : en
  • US2170204A - Clothespin : en
  • US2170726A - Damper structure : en
  • US2170757A - Power hammer : en
  • DE680186C - Conveyor roll for annealing and normalizing ovens : de en
  • CA383502A - Ice tongs : en fr
  • GB511628A - Improvements in and relating to neckties : en
  • GB511700A - Improvements in or relating to the manufacture of artificial spinnable material frommixed solutions of protein and viscose : en
  • US2170763A - Drying system : en
  • GB511668A - Improvements in and relating to snap fastener members : en
  • FR49864E - Improvements to machines for electrically and automatically vulcanizing rubber : en fr
  • US2170270A - Coin operated mailing machine : en
  • USD116288S - Design for a bracelet : en
  • US2170351A - Method of operating vapor generators : en
  • USD116294S - Design for a pin clip : en
  • AU108227B2 - Improvements in or relating to apparatus forthe agitation and aeration of liquids : en
  • GR8451B - SUBMERWATER CREW SUBMISSION SYSTEM. : el en
  • GB511550A - Improvements in optical projection apparatus : en
  • GR8449B - AERODYNAMIC TYPE SPARAGE DRYING SYSTEM. : el en
  • GB511790A - Light-sensitive material for colour photography : en
  • US2170749A - Furnace for heating glass plates for tempering : en
  • FR49884E - Very heat-resistant steel alloys, with equalized contents, intended for articles which must have very high resistance to heat and great durability : en fr
  • FR845500A - Combination lock : en fr
  • US2170238A - Hand brake release control : en
  • US2170696A - Line spacing and paragraphing mechanism : en
  • AU344638A - Improvements in or relating to alternating current signal receiving circuits : en
  • FR49882E - Device and method for operating cells in which fine or granular material is processed : en fr
  • GB511774A - Improvements in or relating to means for trapping or cutting yarns in doubling or twisting machines : en
  • US2170193A - Electric regulation : en
  • US2170552A - Attachment for automobiles : en
  • US2170027A - Cylinder printing machine : en
  • DE680203C - map : de en
  • USD116221S - Design for a casing for suction : en
  • US2170566A - Indicator for ball-rolling games : en
  • US2170585A - Abrading tool : en
  • US2170735A - Oil-burning air heater : en
  • US2170738A - Ventilating lid cover : en
  • US2170346A - Control system : en
  • US2170427A - Radiator construction : en
  • US2170406A - Calculating machine : en
  • AT156838B - Groove cutter, in particular for trees for resin extraction. : de en
  • CA383535A - Sized paper : en fr
  • US2170762A - Let-off mechanism for looms : en
  • GB511927A - Improvements relating to vehicle door fastenings : en
  • GB511535A - Improvements in and relating to colour photography : en
  • GB511540A - Improvements in and relating to the production of wool-like artificial fibres : en
  • US2170367A - Process for converting normally gaseous hydrocarbons into gasoline : en
  • FR845491A - Method and device for cutting a skein emerging as a continuous cable from a spinning machine, especially rayon threads : en fr
  • GB511754A - A method of burning sludgy masses of all kinds, such for instance as cement slurry : en
  • GB511838A - Improvements in or relating to the manufacture of synthetic rubber-like materials : en
  • DE680144C - harrow : de en
  • US2170266A - Piston for internal combustion engines : en
  • USD116286S - Design for a coat : en
  • CA383516A - Capping machine for bottles, etc. : en fr
  • DE680156C - Device for setting the smallest gripper jaw distance on wrapping machines : de en
  • DE680237C - Method and device for filling open hollow vessels with a gas : de en
  • GB511710A - Improvements in or relating to combination tools : en
  • GB511719A - Improvements relating to slicing machines : en
  • GB511782A - Improvements in or relating to pumps : en
  • DE680246C - Device for applying paper stock to the paper machine screen : de en
  • GB511575A - Improvements in or relating to boot or shoe stiffeners : en
  • GB511593A - Improvements in making alloys containing iron, chromium, silicon and carbon : en
  • US2170094A - Method of and machine for making bags : en
  • US2170430A - Smoking pipe : en
  • USD116248S - Design for a coffeepot or similar : en
  • USD116324S - Design for a charm or the like : en
  • FR845473A - Process for the preparation of compounds of the series of cyclo-pentanopolyhydro-phenanthrenes : en fr
  • GB511759A - Improvements in suspension devices for milk-vessels and the like : en
  • DE635495C - Process for the preparation of pregnanolones : de en
  • FR845375A - Photographic product for color photography or cinematography : en fr
  • GB511766A - Improvements relating to motor road vehicle steering linkage : en
  • GB511696A - Improvements in or relating to theodolites suitable for sighting on moving objects : en
  • US2170413A - Governing device : en
  • US2170102A - Cellular product and method of making the same : en
  • US2170464A - Hydraulic jack : en
  • US2170629A - Colloidal composition : en
  • AU236938A - Improvements in or relating to electron discharge tube amplifiers : en
  • DE680353C - Compressed air wheel : de en
  • DE680354C - Machine gun : de en
  • AT156836B - Device for the production of cigarettes provided with or with filter plugs. : de en
  • CA383498A - Movable headlight reflector : en fr
  • GB511666A - Improvements in selective multiple faucets or like valves : en
  • GB511698A - Improvements in or relating to air-space insulated electric conductors : en
  • US2170378A - Container : en
  • FR845507A - Improvements to electronic discharge devices : en fr
  • GB511670A - Device for lifting motor and other vehicles : en
  • AT156760B - Device with an electric discharge tube. : de en
  • AT156807B - Process for crimping vegetable fibers. : de en
  • AU108255B2 - Production ofan interlaced line screen with mechanical scanning means : en
  • DE680042C - Process for cleaning raw wool : de en
  • CA383590A - Pressing machine pad : en fr
  • GB511725A - Improvements in or relating to method of and apparatus for forming shaped small objects, and the product thereof : en
  • DK56577C - Protective device by handle for pots and other cookware. : da en
  • GB511582A - Earth moving device : en
  • GB511882A - Improvements in and relating to ventilators : en
  • USD116287S - Design for a coat : en
  • FR49875E - Process for double spot welding without counter electrodes : en fr
  • AU488638A - Improvements in or relating tothe production of electrically conductive and fire resistant articles composed wholly or mainly of rubber orthe like : en
  • US2170481A - Submarine barrier : en
  • AU108254B2 - Ray contraction in electron multipliers : en
  • US2170158A - Method of decarbonizing a carbon holding metal, for instance pig iron : en
  • AU108216B2 - Apparatus for use in jacking motor vehicles : en
  • FR845396A - Control mechanism for switch : en fr
  • DE673060C - Torsional vibration damper : de en
  • DE680183C - Process for bleaching sulfonated oils and fats : de en
  • US2170242A - Fountain pen : en
  • US2170732A - Rolling mill : en
  • USD116230S - Design for a toy : en
  • DE680136C - Component for the production of furniture : de en
  • AT156813B - Method and device for the production of plastic, solid rubber from crushed waste of vulcanized rubber. : de en
  • AT156819B - Process for improving pesticides. : de en
  • AU365139A - Process and apparatus for producing matured alcoholic liquids : en
  • US2170500A - Flow head with adjustable flow bean : en
  • AU108217B2 - An improved process for bonding rubber orthe like to metal : en
  • US2170125A - Convertible tool : en
  • US2170058A - Internal combustion engine : en
  • CA383582A - Electrical insulating material : en fr
  • GB511528A - Improvements in or relating to packed glands and to packing therefor : en
  • AT156815B - Process for the production of substances treated with waterproofing mixtures which are made of rubber or the like or contain such substances. : de en
  • AT156842B - Butter cutter. : de en
  • AT156753B - Device for temperature compensation of Ferrari meters. : de en
  • AT156809B - Process for the production of molded articles from synthetic resin. : de en
  • US2170426A - Control apparatus : en
  • USD116225S - Design fob an ashtray or similar : en
  • USD116310S - Design for a tire : en
  • DE680073C - Device for converting invisible into visible images : de en
  • GB511868A - Improvements in or relating to vehicle front windscreens : en
  • AU300638A - Improved advertising device : en
  • US2170215A - Movable guard for dry shavers : en
  • US2170421A - Coupling link for separable fasteners : en
  • AU345138A - Method and apparatus for the rectification of boiler vapour in absorption refrigerating apparatus : en
  • AU352338A - Improvements in or relating to apparatus for refining and purifying used and dirty lubricating oil : en
  • US2170176A - Heating means : en
  • US2170583A - Camera : en
  • US2170424A - Loaf molder and extender : en
  • US2170772A - Comb cleaner : en
  • US2170239A - Fluid pressure brake : en
  • US2170358A - Multistep intake unloader : en
  • USD116235S - Design fob a jeweler s combination : en
  • AU61538A - Improvements in rubber compounds or products and method of making thesame : en
  • AT156832B - Properly crafted stocking and process for its manufacture. : de en
  • DE680252C - Ring-shaped expansion of mine routes, tunnels and similar structures : de en
  • DE680134C - Sitting chair for the sick : de en
  • AU258239A - Improvements inthe manufacture and production of liquid or solid hydrocarbons or liquid or solid oxygen-containing derivatives of hydrocarbons : en
  • CA383596A - Paper pulp fermentation process : en fr
  • US2170361A - Method of making ductile laminated metal : en
  • US2170784A - Apparatus for flattening lead wires : en
  • US2170681A - Glue pot : en
  • US2170145A - Heat exchanger : en
  • US2170291A - Transmission and control mechanism for milling machines : en
  • FR49887E - System allowing the reversibility of the cuffs and collars of men's shirts : en fr
  • IE15776L - Telephone exchange systems : en
  • FR845451A - Improvements to spreading devices for granular, heavy or gravel materials : en fr
  • FR845539A - House wall or transportable partition : en fr
  • GB511645A - Improvements in or relating to turbo-compressors or pumps : en
  • GB511869A - Improvements relating to tie clips : en
  • FR845441A - Safety device for gas admission to the pilot and burner of water-heating devices : en fr
  • DE680178C - Locking head for spindles for dyeing, bleaching, etc. of packages : de en
  • FR845503A - Hot water boiler for central heating : en fr
  • GB511870A - Improvements in or connected with firearms : en
  • GB511855A - Improvements in methods of and means for calibrating electricity meters or like electrical measuring instruments : en
  • DE680080C - Electrical resistance surrounded by an insulating sleeve, preferably made of synthetic resin : de en
  • US2170155A - Food product : en
  • US2170444A - Two-speed step-up gear with hydraulic control : en
  • GB511564A - Method of and apparatus for applying a liquid to the inner surfaces of a gas holder : en
  • GB511787A - Improvements in or relating to straight bar knitting machines : en
  • GB511544A - Motor drive for cycles : en
  • US2170320A - Rock bit : en
  • USD116233S - Design for a brooch ob similar : en
  • FR49861E - Process for converting compounds of the acetylene series to compounds of the ethylenic series : en fr
  • GB511650A - Improvements relating to arrangements for sucking off the boundary layer from aerofoils : en
  • AT156833B - Support roller set for trough conveyor belts. : de en
  • CA383549A - Electric fuse : en fr
  • US2170071A - Apparatus for separating gases : en
  • DE680098C - Device for conveying box-shaped containers over a space, e.g. from one vehicle to another : de en
  • DE680114C - Method and device for dewatering fabrics in rope form : de en
  • US2170306A - Treatment of hydrocarbons : en
  • US2170778A - Hair fastener : en
  • GB511730A - Improvements relating to the catalytic treatment of hydrocarbons : en
  • US2170485A - Catalytic lighter : en
  • US2170613A - Cylindrical grinding machine for shoulder grinding : en
  • FR845456A - Collective packaging system for bottle crates : en fr
  • US2170651A - Fuel feeding system : en
  • US2170733A - Mechanical movement : en
  • FR845418A - Improvements to self-starting single-phase induction motors : en fr
  • GB511760A - Improvements in or relating to flexible passage-ways between railway coaches, tramway cars and like vehicles : en
  • GB511914A - Improvements in or relating to foldable photographic cameras : en
  • DE680202C - Device for mixing fuel and oil : de en
  • FR49891E - Front wheel suspension for motorcycle : en fr
  • GB511799A - Improvements in or relating to clutch plates : en
  • DE680330C - Rotary multiplier with a laterally displaceable line or section width humidifier : de en
  • FR845470A - Improvements to heating radiators : en fr
  • FR845466A - Improvements to variable pitch aerial propellers in flight : en fr
  • GB511756A - Shoe sticking press : en
  • DE680147C - Horseshoe-shaped horseshoe : de en
  • DE680293C - Method and machine for producing linoleum inlay : de en
  • GB511559A - Improvements relating to analgesic apparatus : en
  • GB511747A - Method of and means for the control of combined mechanical and hydraulic gearing : en
  • FR845463A - Balanced contactor : en fr
  • GB511784A - Web cutting mechanism for printing machines : en
  • GB511728A - Improvements in float-controlled apparatus for raising liquids by means of compressed air : en
  • US2170723A - Collapsible display container : en
  • AT156755B - Selector for telecommunication systems, in particular telephone systems. : de en
  • AT156850B - Elastic heel link for ski bindings. : de en
  • US2170304A - Truing attachment : en
  • US2170527A - Centering device for drift recording instruments : en
  • US2170173A - Nonpouring self-measuring dispensing container : en
  • DE680092C - Tiltable pressure vessel for impregnating fruit juices : de en
  • US2170656A - Refrigeration : en
  • US2170710A - Seed sacker : en
  • FR49873E - Process for manufacturing suspenders or other elastic or non-elastic articles comprising several branches integral with one another : en fr
  • GR8452B - HEIGHT AND DEPTH CUTTING ADJUSTER OF THE WOODWORK CUTTING TOOL. : el en
  • US2170039A - Bearing and method of making same : en
  • US2170257A - Caster : en
  • GB511601A - Improvements in or relating to the manufacture of non-metallic collapsible tubes andthe like containers : en
  • GR8445B - METHOD OF PRESERVATION OF FRUITS AND VEGETABLES : el en
  • DE680206C - Garbage trucks : de en
  • FR845509A - Method and devices for cooling air-cooled internal combustion engines mounted in cabins or the like housings, in particular engines which drive a propeller propeller : en fr
  • GB511797A - Improvements in or relating to flow-control fittings for water softeners and the like : en
  • FR845525A - Process for the preparation of phenol-formaldehyde condensation products : en fr
  • DE680364C - Electric light meter on roll film cameras : de en
  • GB511573A - Improvements in muffle or crucible furnaces : en
  • FR49898E - Process for obtaining stable asphalt and bituminous emulsions : en fr
  • FR845385A - Improvements to piston rings and the like : en fr
  • US2170273A - Adhesive composition : en
  • DE680137C - Switching mechanism for converting an oscillating movement into the rotary movement of a ratchet wheel : de en
  • US2170758A - Container closure retainer : en
  • US2170765A - Bottle hooding machine : en
  • FR845457A - Shutter for immobilizing a motor vehicle to prevent theft : en fr
  • GB511618A - Improvements relating to cathode ray oscillographs : en
  • DE680059C - Installation on electrical cables, the insulation of which is subject to the action of a gaseous or liquid pressure medium that is separate from it : de en
  • DE680047C - Work table, especially for heavy office machines : de en
  • DE680226C - Device for the simultaneous measuring and filling of chemicals or the like in a plurality of containers arranged next to one another : de en
  • FR845543A - Method and apparatus for conditioning and introducing into fermentation tanks debris or other foam-suppressing material : en fr
  • FR845371A - Tool for making standing seams on metal roofs : en fr
  • DE680337C - Thin-walled sleeve for the connection of separated, encased arc welding electrodes : de en
  • DE680223C - Pregnancy reagent : de en
  • DE680204C - Process for the production of ceramic capacitor dielectrics : de en
  • FR49899E - Punch Card Checkers Improvements : en fr
  • FR845362A - Process improvements for the production of olefin oxides by direct catalytic oxidation : en fr
  • FR845448A - Oscillating magnetic field : en fr
  • GB511857A - Improved production of spun glass : en
  • FR845428A - Ventilation air intake skylight combined with headlight : en fr
  • FR49892E - Chassis for motor vehicles : en fr
  • DE680058C - Steam turbine blading with radial admission : de en
  • DE680076C - Bearing system free of night effects : de en
  • GB511705A - Improvements relating to slicing machines : en
  • GB511748A - Improvements relating to paste dispensing device : en
  • GB511514A - Process for coating objects with artificial materials : en
  • GB511752A - Improvements in and relating to transformers for arc welding : en
  • US2170175A - Heating means : en
  • US2170594A - Line release clip and signal : en
  • US2170114A - Brake beam strut : en
  • DE680152C - Viewfinder for photographic use : de en
  • GB511591A - Improvements in and relating to electric welding machines : en
  • GB511610A - Improvements relating to the mounting of spiral upholstery springs on mattresses and the like : en
  • GB511660A - Improvements in and relating to metal-rolling mill trains : en
  • FR845376A - Coupling circuits for electrical transmission systems : en fr
  • FR845410A - Connection system between the floor and the faces in rail vehicles and all other vehicles : en fr
  • GB511594A - A new and improved method of treating glass fibres : en
  • DE680106C - Rectangular alternating current conductor with constant height dimensions : de en
  • US2170041A - Pitman rod connection : en
  • US2170133A - Broad-tape illuminator : en
  • US2170777A - Hot water heating radiator : en
  • GB511586A - Improvements in or relating to suction cleaners : en
  • GB511753A - A machine for the production of rolls or rings of butter : en
  • USRE21177E - Internal combustion engine : en
  • GB511561A - A new or improved body for a road or rail vehicle : en
  • GB511649A - Method of manufacturing wheels : en
  • US2170036A - Small electric machine tool : en
  • FR845365A - Device for adjusting the flow rate of diesel engines for vehicles : en fr
  • FR845447A - Retractable pedestal device for intersections and the like : en fr
  • FR845505A - Selectors refinements : en fr
  • CA383578A - Christmas tree ornament : en fr
  • AU108237B2 - Improvements in electric cables : en
  • US2170650A - Alloy : en
  • CA383493A - Engine pressure gauge : en fr
  • US2170409A - Stove oven : en
  • US2170637A - Insulating wall panel : en
  • US2170690A - Aligner : en
  • US2170025A - Ink-motion carriage : en
  • USD116244S - Design fob a bedstead : en
  • US2170461A - Combination puller : en
  • DE680071C - Fridge : de en
  • CA383522A - Torque measuring wrench : en fr
  • US2170079A - Alarm clock : en
  • DE680077C - Suspension clamp for overhead lines : de en
  • GB511813A - Improvements in self-lubricating valves : en
  • DE680093C - Process for the desensitization of photosensitive halogen silver emulsions with the aid of anthraquinone emulsions : de en
  • DE680319C - Process, flat knitting machine and needle for the production of knitted goods with overlaid stitches : de en
  • US2170442A - Twitch : en
  • USD116322S - Design for a trailer : en
  • FR845445A - Device for sterilizing water which can also be used as a fumivore and gas aspirator : en fr
  • GB511680A - Improvements in or relating to electric cables : en
  • US2170766A - Apparatus for spinning prevention of traction wheels : en
  • USD116311S - Design fob a dress : en
  • US2170065A - Making carbonaceous zeolites : en
  • US2170529A - Photographic lighting apparatus : en
  • US2170612A - Combination capillary tube and bulb and method of making same : en
  • US2170644A - Wetting and spreading agent for oils : en
  • US2170207A - Insulating tape and method of making the same : en
  • US2170385A - Anthraquinone acid wool dyestuffs : en
  • USD116292S - Design for a pin clip : en
  • FR845508A - Universal medical and surgical electricity and radio apparatus : en fr
  • GB511541A - Improvements in or relating to optically indicating measuring instruments : en
  • GB511859A - Improvements in hydraulic couplings : en
  • FR49862E - Window for protective clothing against heat, flame or gas : en fr
  • GB511599A - Methods of clarifying the atmosphere : en
  • US2170153A - Waffle iron : en
  • US2170244A - Magnetic track brake : en
  • GB511924A - Improvements in or relating to garments : en
  • USD116249S - Design fob a sugar bowl ob similar : en
  • US2170711A - Selector switch : en
  • US2170722A - Filling nozzle for fuel tanks : en
  • AT156812B - Process for the production of easily soluble formaldehyde preparations. : de en
  • CA383539A - Refrigerating machine cooling unit : en fr
  • US2170162A - Roller skate : en
  • US2170411A - Separatory flask : en
  • US2170476A - Fishing apparatus : en
  • FR49888E - Process for preventing corrosion of magnesium and magnesium alloys : en fr
  • GB511557A - Improvements in or relating to apparatus for use in mining : en
  • CA383547A - Fuse link-expelling means : en fr
  • DE680197C - Wall liquid heater : de en
  • DE680232C - Device for temporarily clamping together stacked metal parts : de en
  • US2170336A - Treatment of hydrocarbon oils : en
  • US2170226A - Method and apparatus for sorting and setting double-headed chaplets : en
  • GB511720A - Improvements in joint-making material : en
  • GB511733A - Television scanning systems : en
  • GB511860A - Reservoir or vat for the storage of liquids, and hydrocarbons in particular : en
  • GB601002A - Improvements in or relating to controlling aircraft : en
  • US2170390A - Antisiphoning trap for plumbing fixtures : en
  • USD116299S - Design for an exhaust pipe extension : en
  • DK56561C - Emulsifier. : da en
  • GB511875A - Improvements relating to spring mountings for the rear road wheels of motor cycles : en
  • GB511889A - Improvements in gas-filled electric incandescent lamps : en
  • AU54938A - Production ofan interlaced line screen with mechanical scanning means : en
  • US2170191A - Treatment of rubber : en
  • US2170248A - Cigarette holder : en
  • CA383538A - Refrigerator evaporator : en fr
  • US2170050A - Arrangement for shielding amplifiers : en
  • US2170400A - Furniture : en
  • US2170441A - Method for making rubber strips : en
  • DE680121C - Plattenfoermiges carbon copy device with a clamping device on a plate edge : de en
  • US2170181A - Elastic pipe joint : en
  • US2170196A - Method of sterilizing food products : en
  • US2170712A - Dye wheel : en
  • USD116252S - Design fob a radial pump unit : en
  • CA383530A - Plant propagation : en fr
  • US2170280A - Churn : en
  • USD116321S - Design for a trailer : en
  • USD116282S - Design for a bridge chair : en
  • US2170072A - Control system : en
  • US2170394A - Treating metal mixtures : en
  • US2170553A - Portable foot spraying apparatus : en
  • US2170288A - Coin feeding apparatus : en
  • USD116223S - Design for a slipper : en
  • US2170101A - Air conditioning system for railway cars : en
  • GB511780A - Ray contraction in electron multipliers : en
  • AT156818B - Pressurized liquid fuel for lighting, heating and driving engines. : de en
  • US2170139A - Gas burner : en
  • US2170011A - Method of making a tap attaching device for containers : en
  • US2170044A - Label-removing machine : en
  • US2170232A - Air conditioning system : en
  • US2170536A - Vegetable slicing and stringing tool : en
  • US2169999A - Holder for record cards or sheets : en
  • US2170335A - Adjustable closure for containers : en
  • US2170539A - Toy balloon : en
  • DE680255C - Small blow molding machine : de en
  • FR845464A - Stale atmosphere protection system : en fr
  • US2170164A - Art of setting diamonds and making diamond tools : en
  • US2170376A - Method of stiffening shoes : en
  • AU344938A - Improvements in or relating to the application of coatings to workpieces : en
  • US2170272A - Starch composition : en
  • US2170623A - Means for controlling the output power of electric motors : en
  • USD116267S - Design for a combination mirror : en
  • CA383528A - Plant propagation : en fr
  • AU423838A - Improvements in and relating to fluorescent material : en
  • DE680200C - Device for keeping foodstuffs, in particular fish, fresh : de en
  • US2170205A - Lock construction : en
  • US2170626A - Aperiodic transformer : en
  • DE680184C - Bright annealing furnace with liquid sealing container serving to load the annealed material : de en
  • FR845442A - Method and arrangements for fault indication, with phase selection, in polyphase electrical networks : en fr
  • CA383605A - Clutch operating mechanism : en fr
  • USD116323S - Design for a trailer : en
  • DK56583C - Movable Floor for Trucks. : da en
  • GB511662A - Improvements in or relating to nuts : en
  • US2170342A - Vapor generator : en
  • US2170571A - Acoustic device : en
  • USD116318S - Design for a toy gun ob similar : en
  • AU108210B2 - Improvements relating to wired radio service system : en
  • AU73039A - Improvements in or relating to apparatus forthe agitation and aeration of liquids : en
  • AU108256B2 - A device for use in connection with apparatus thatis usedfor projecting abrasive material against a surface for cleaning or other purposes : en
  • DE680239C - Resistance regulator for electric vehicles : de en
  • DE680261C - Extinguishing pipe for electrical switches with arc extinguishing by gases and vapors : de en
  • GB511515A - Improvements in and relating to electric resistance furnaces : en
  • CA383554A - Gas analyzer : en fr
  • US2170635A - Combined reinforce element and support : en
  • USD116218S - Design fob a decorative nah : en
  • AT156848B - Blade joint connection of railroad tracks. : de en
  • DE680233C - Device for cutting a continuously conveyed paper web : de en
  • AT156791B - Process for increasing the tensile strength of a metal and composite bodies produced therefrom. : de en
  • AT156834B - Sewing clip and method for sewing and filing upholstered furniture and mattresses. : de en
  • AT156785B - Device for the production of narrow strips from welded wire mesh with transverse wires running perpendicular to the length of the strip. : de en
  • US2170660A - Coke cleaning device : en
  • US2170665A - Voltolized oils and products : en
  • US2170699A - Fountain pen filling device : en
  • DE680107C - Gas or vapor-filled discharge vessel : de en
  • USD116293S - Design for a pin clip : en
  • DE680250C - Process for the production of ceramic products, in particular spark plug stones : de en
  • GB511579A - Arrangement for the construction of high or low frequency amplifying apparatus : en
  • GB511798A - Improvements in or relating to clutch plates : en
  • US2169994A - Manifolding : en
  • US2170186A - Hand guard for fishing reels : en
  • FR845501A - Process for resistance spot welding or bead welding : en fr
  • GB511509A - Improvements in or relating to end fittings for electric cables having refractory insulation and their attachment to the ends of such cables : en
  • GB511590A - Improvements in or relating to the treatment of electrodes for electrolytic devices, such as electrolytic condensers : en
  • FR845389A - Discharge tube without base with socket : en fr
  • GB511560A - Improvements in looms : en
  • DE680340C - Device for disinfecting, cleaning and drying tools and devices for the hairdressing trade : de en
  • FR845492A - Improvements in the production of gas mixtures containing carbon monoxide and hydrogen and suitable for the synthesis of interesting products : en fr
  • GB511931A - Improvements in or relating to door locks : en
  • AT156776B - Lock for extending tables. : de en
  • US2170014A - Door operating device : en
  • US2170192A - Turnstile : en
  • US2170716A - Method and apparatus for taking sample cores : en
  • BE436056A - : en
  • US2170445A - Roofing granule and method of making : en
  • USD116242S - Candle holder or similar article : en
  • CA383556A - Cellulose ether recovery : en fr
  • AU344338A - Improvements in or relating to 'blind flying' instruments for aircraft : en
  • USD116280S - Design for an evening gown : en
  • AT156821B - Process for the production of clichés, printer's type, printing plates and embossing plates from hardened fibers, paper, etc. : de en
  • AT156820B - Process for the production of high-quality gases, in particular from fuels with a high content of liquids, e.g. B. from fresh wood. : de en
  • AU75939A - Conduit system for draining ground : en
  • AU455138A - Improvements in means for preventing brightness distortion inthe transmission of television andthe like : en
  • US2170197A - Spring testing scale : en
  • CA383527A - Plant propagation : en fr
  • US2170437A - Process for carrying out endothermic reactions : en
  • US2170645A - High frequency amplifier : en
  • DE680298C - Arrangement for maintaining a three-phase voltage star on three-phase devices in the event of a two-pole short circuit : de en
  • US2170318A - Piezoelectric crystal device : en
  • US2170602A - Method of producing glass building blocks : en
  • US2170407A - Hammer mill : en
  • US2170107A - Process for bleaching tobacco : en
  • US2170789A - Egg turning mechanism for incubators : en
  • US2170344A - Control system : en
  • US2170414A - Rotary diesel engine : en
  • AU108218B2 - Improvements in or relating to clothes washing machines : en
  • US2170569A - Cutting screen for sewage : en
  • CA383548A - Vertical dropout fuse : en fr
  • US2170654A - Adhesive-coated paper : en
  • USD116278S - Design for an evening gown : en
  • AT156816B - Process for operating generator systems for fuels containing tar. : de en
  • AU112366B2 - Improvements in and relating to gloves : en
  • CA383529A - Plant propagation : en fr
  • US2170021A - Truck body and door construction : en
  • US2170388A - Air conditioning control system : en
  • US2170115A - Brake head : en
  • US2170533A - Method of and apparatus for burnishing : en
  • AT156800B - Device and method for electrolyte circulation in electrolytic apparatus, especially in water decomposers. : de en
  • US2170708A - Eyelet : en
  • US2170453A - Vulcanization of rubber : en
  • US2170246A - Boring bar holder : en
  • USD116331S - Design for a dress : en
  • DE680155C - Traffic signal system with control means influenced by traffic : de en
  • US2170759A - Paper box construction : en
  • FR49883E - Instant reclosing oil circuit breaker : en fr
  • GB511491A - Improvements in spark ignition distributors for internal combustion engines : en
  • GB511629A - Improvements in spoil tipping conveyors : en
  • US2170060A - Receptacle or box : en
  • US2170274A - Baking powder : en
  • CA383601A - Connecting pin : en fr
  • US2170373A - Apparatus for playing a table game : en
  • GB511636A - Improvements in and relating to variable electric pile type resistances : en
  • DK56566C - Controller for Increasing or Decreasing the Volume of Electro-Acoustic Signals. : da en
  • FR845480A - Transporter-tug for surface and gallery operations : en fr
  • GB511783A - Improvements in or relating to light-distributing and directing devices : en
  • US2170075A - Neck band ironer : en
  • US2170487A - Electromechanical apparatus : en
  • US2170422A - Envelope machinery : en
  • AT156799B - Process for the production of metal-containing azo dyes. : de en
  • AT156845B - Device for moistening the threads in cotton machines. : de en
  • US2170502A - Machine tool transmission : en
  • US2170547A - Pressure extraction vessel shell : en
  • DE680055C - Glazing device : de en
  • USD116241S - Design for a compressor casing : en
  • US2170137A - Train control mechanism : en
  • US2170002A - Process of making acetic anhydride : en
  • US2170165A - Composite building unit : en
  • US2170662A - Trim-panel manufacture and apparatus : en
  • USD116220S - Design for a rotary floor treating : en
  • US2170223A - Towel cabinet : en
  • US2170319A - Coat hanger : en
  • US2170018A - Frozen rail joint : en
  • US2170037A - Accelerator of vulcanization : en
  • DE680169C - Back closure for double-sided spring straps : de en
  • DE680057C - Gas burner : de en
  • AT156801B - Method for producing true colorations. : de en
  • GB511887A - Improvements in photographic flash lamps : en
  • US2170245A - Safety bill handling chest : en
  • US2170374A - Control switch : en
  • US2170490A - Means for elevating and lowering planter runners : en
  • CA383497A - Metal testing machine and measuring device : en fr
  • AU59238A - A method of and apparatus for winding tubular masts, poles or like structures : en
  • AU344538A - Electrolytic liquid condensers : en
  • AT156787B - Vessel for holding a suspension of ferromagnetic particles for magnetic material testing. : de en
  • USD116276S - Design fob a brace connector : en
  • US2170123A - Car truck side frame : en
  • US2170551A - Humidifier : en
  • US2170590A - Tool-holding device : en
  • US2170081A - Strainer cleaning device : en
  • US2170254A - Refractory : en
  • FR845381A - Manufacturing process of permanent magnets : en fr
  • DE680088C - Internal combustion engine with four pistons attacking the ends of an H-shaped connecting link : de en
  • DK56578C - Apparatus for Individual Delivery of Packages. : da en
  • FR845409A - Mode of connection between the roof and the awning or between other elements of railway vehicles or any other vehicles : en fr
  • GB511915A - Improvements in tuning mechanism for radio-receivers : en
  • USD116263S - Design fob a plaque : en
  • US2170000A - Nonfreeze tip-up : en
  • US2170734A - Tip for draftsmen's mechanical pencils : en
  • US2170775A - Food impelling mechanism : en
  • US2170745A - Method of heat treatment : en
  • US2170234A - Tack button : en
  • US2170434A - Article of manufacture and method of making the same : en
  • US2170501A - Peripheral machining apparatus : en
  • USD116237S - Design for a finger ring : en
  • US2170031A - Core mounting : en
  • US2170493A - Apparatus for determining bearing play : en
  • CA383604A - Diamond setting method on drills : en fr
  • AT156810B - Process for the preparation of granular or spherical polymerization products. : de en
  • AU108211B2 - Improvements in or relating to devices for unwinding or winding skeins of wool andthe like : en
  • CA383523A - Torque measuring wrench : en fr
  • AU108264B2 - Improvements in or relating to alternating current signal receiving circuits : en
  • US2170718A - Rod-supporting bushing : en
  • US2170366A - Rotary internal combustion motor : en
  • US2170420A - Paper receptacle : en
  • AT156790B - Process for the production of semolina with hard semolina properties from soft cereals. : de en
  • CA383521A - Torque measuring wrench : en fr
  • CA383576A - Weatherstrip manufacture : en fr
  • CA383517A - Aluminium tubular shape extrusion : en fr
  • AU108182B2 - Process for producing and refining synthetic fatty acids : en
  • AU108258B2 - Improvements in or relating to television reproducer apparatus : en
  • DE680053C - Respiratory Equipment : de en
  • FR49893E - Capacitor for deriving high frequency oscillations of power lines : en fr
  • GB511792A - Improvements in and relating to electric rectifiers : en
  • US2170731A - Directional control and stabilizing apparatus : en
  • DK56580C - Device by Valves with built-in Melting plug. : da en
  • FR845567A - Damping device to obtain the stability of rotors rotating at high speed : en fr
  • GB511828A - Improvements in or relating to cinematograph cameras : en
  • GB511834A - Improvements in and relating to erecting devices for constructing aircraft : en
  • GB511549A - Improvements in package fabricating machines : en
  • AU108243B2 - Improvements in or relating to pistons andthe like : en
  • US2170512A - Meat cutter : en
  • CA383505A - Fire alarm system : en fr
  • DE680065C - Washing and sorting device : de en
  • FR845489A - Process for improving insulating layers composed of glass filaments and mineral wool : en fr
  • GB511732A - Door securing mechanism : en
  • USRE21180E - Rotary disk edging machine : en
  • DE680269C - Automatic direction control of vehicles, in particular aircraft : de en
  • DE680295C - Circuit arrangement for telecommunications systems with company lines, in particular telephone systems : de en
  • AU108225B2 - Improvements in or relating to double-walled electric incandescent lamps : en
  • GB511558A - Improvements in or relating to roller shutters and their manufacture : en
  • AT156759B - Device for generating atomic nuclear reactions and in particular for generating neutrons. : de en
  • AT156784B - Process for producing welded housings for valves, slides and the like like : de en
  • AT156844B - Cross-ribbed warp knitted fabric. : de en
  • US2170112A - Construction of car trucks and working parts thereof : en
  • US2170053A - Refrigerator car door : en
  • US2170621A - Knitting apparatus : en
  • USD116297S - Design fob a pin clip : en
  • USRE21178E - Refrigeration apparatus : en
  • AT156758B - Coil with low temperature dependence of the self-induction. : de en
  • US2170359A - Electrical connector : en
  • DE680038C - Process for the construction of the stator core of AC motors : de en
  • DE680105C - Shock control for turbo-generators working together with other units : de en
  • AU108340B2 - Improvements inthe manufacture and production of antiknock motor fuels bythe treatment of hydrocarbon oils at elevated temperatures : en
  • FR845488A - Process for producing olefinic oxides : en fr
  • GB511655A - Apparatus for playing games : en
  • DE680045C - Dust knocker : de en
  • FR845370A - Calculating device : en fr
  • GB511909A - Improvements in or relating to screening or sifting apparatus in machines for makingpellets, cubes and the like : en
  • US2170742A - Locomotive : en
  • FR845517A - Maximum pressure gauge : en fr
  • FR845528A - Automatic firearm : en fr
  • US2170340A - Suspender construction : en
  • GB511566A - Improvements in the lubrication of textile fibres : en
  • US2170581A - Vehicle construction : en
  • AU459938A - Apparatus for use in jacking motor vehicles : en
  • GB511653A - Improvements in or relating to double break contacts for electrical contactors or switch gear : en
  • US2170387A - Glaze : en
  • US2170475A - Automatic fidelity control : en
  • GB511512A - Improvements in or relating to the preparation of drilling muds : en
  • FR845541A - Catalyst regeneration process : en fr
  • DE680177C - Connection made from flat iron, especially for polygonal pit lining made of web profiles, e.g. railway tracks : de en
  • FR49886E - Device for measuring lengths, based on the electromangetic principle : en fr
  • GB511523A - Improvements in or relating to compression refrigerating machines : en
  • US2170108A - Stabilized hypochlorite solution and method therefor : en
  • US2170195A - Sterilizing apparatus : en
  • FR845432A - Urban sewage system : en fr
  • GB511731A - Improvements in or relating to a collapsible photographic camera : en
  • US2170508A - Dewaxing mineral hydrocarbon oils : en
  • US2170701A - Display : en
  • FR845360A - Process for preparing peroxides : en fr
  • FR845461A - Knotter mechanism for automatic tying, over wire, of all bales or bales : en fr
  • FR49858E - Processes for the production of dyes, in particular photographic sensitizing dyes, and compounds for the preparation of such dyes, and dyes resulting therefrom : en fr
  • FR845414A - Device for radioactivating metallic styli for medical use : en fr
  • GB511839A - Improvements in or relating to electrical cables having protective sheaths surrounding the cable cores : en
  • FR845479A - Rail vehicle specially designed for high speeds : en fr
  • DE680086C - Two-part shoe trees to hold the shoe while cleaning : de en
  • FR49853E - Refrigerant for wine fermentation tanks : en fr
  • US2170620A - Process for treating mineral oils : en
  • GB511917A - Improvements in and relating to electric contacts : en
  • DK56586C - Seam collection device for oblique collection of nails in heels by attaching these to footwear. : da en
  • DE680146C - Shower head with removable cover : de en
  • US2170199A - Shoulder pad and method of making same : en
  • US2170271A - Starch composition and process : en
  • FR845426A - Process for obtaining colloidal emulsions of hydrocarbons and in particular of tars : en fr
  • GB511665A - Preparations for promoting the growth of plants : en
  • DE680259C - Radio receiver with automatic volume control and noise elimination : de en
  • GB511873A - Improvements in attaching means for flushing cisterns : en
  • DE680127C - Overcurrent switch with trip-free release : de en
  • FR845427A - Separator for electric accumulators and other uses and its manufacturing process : en fr
  • GB511532A - Improvements in or relating to suction cleaners : en
  • GB511708A - Vending of bottled beverages and means for that purpose : en
  • GB511709A - Lathes and like machine tools for machining the nose of shells : en
  • US2170330A - Asphalt laying apparatus : en
  • DE680043C - Helmet-like hair dryer hood : de en
  • FR49860E - Liquid faucet : en fr
  • FR845369A - Fluid flow regulator applicable in particular to oxygen inhaler equipment : en fr
  • US2170235A - Tack button : en
  • US2170492A - Outer raceway member for roller bearings and process of mounting same : en
  • DE680110C - Process for the production of artificial leather : de en
  • US2170702A - Hydraulic operator : en
  • GB511537A - Improvements in methods of and devices for controlling associated machines for opening or cleaning cotton and like fibrous material : en
  • DE680268C - Development process for light-sensitive layers containing diazo compounds : de en
  • US2170038A - Telephone and telegraph exchange system : en
  • US2170609A - Machine for cutting slide fastener strips : en
  • DE680301C - Controllable metal vapor converter with stationary and rotating electrodes, especially mercury vapor converter : de en
  • US2170450A - Illuminating circuits : en
  • DE680263C - Device for automatic remote replacement of a light source when a cable is operated : de en
  • FR49877E - Electron gun system for cathode ray tubes : en fr
  • FR845476A - Adjustment device for free piston machines : en fr
  • GB511642A - Improvements in springing arrangements for vehicles : en
  • US2170310A - Controller for heating systems : en
  • GB511613A - Improvements relating to the treatment of jute and like yarns or materials composed thereof : en
  • GB511638A - Improvements in or relating to pipe connections : en
  • GB511892A - Systems for controlling the speed of electric motors : en
  • FR845460A - Apparatus for spraying liquids or powdery materials : en fr
  • FR845526A - Improvements in the treatment of cellulose derivatives : en fr
  • GB511904A - Control of internal-combustion engines : en
  • GB511749A - An improved driving arrangement for use with conveyors, elevators and the like machines : en
  • US2170119A - Car truck side frame : en
  • US2170250A - Brake control means : en
  • US2170262A - Derivatives of dyestuffs containing hydroxyl groups and process of making same : en
  • US2170520A - Method of producing molded products : en
  • DK56588C - Machine for continuous production of cement bricks under vibration. : da en
  • GB511563A - Improvements in electromagnetic relays : en
  • US2170105A - Dispenser : en
  • US2170443A - Mounting of cylinders in motors : en
  • US2170643A - Rubbing machine : en
  • GB511827A - Improvements in or relating to ingredients for the manufacture of cosmetics : en
  • US2170269A - Grade meter : en
  • US2170371A - Apparatus for testing magnetizable workpieces : en
  • AT156837B - Device for opening cans with flanged edges. : de en
  • US2170150A - Prescription powder divider : en
  • FR845425A - Darkening system intended to be combined with fixed or mobile light sources in order to mask them from the views of an aerial or terrestrial observer : en fr
  • CA383592A - Air cleaning apparatus : en fr
  • GB511505A - Device for regulating the scavenging air in supercharged two-cycle internal combustion engines : en
  • US2170183A - Cash register and accounting : en
  • CA383563A - Image analyzing means : en fr
  • DE680112C - Lighting device for photographic enlargers : de en
  • GB511694A - Compositions comprising cellulose esters or cellulose ethers : en
  • US2170213A - Internal combustion engine : en
  • CA383572A - Liquid fuel burner : en fr
  • FR845416A - Device for catching fish caught with a hook in water : en fr
  • GB511775A - Improvements in or relating to pawl and ratchet devices : en
  • AT156751B - Arrangement for the tendering of discussion slips. : de en
  • US2170684A - Top cowl vehicle antenna : en
  • DE680159C - Partial chamber boiler : de en
  • US2170032A - Auxiliary circulating device for automobile heaters : en
  • US2170217A - Electrical connecting device : en
  • DE680140C - Ratchet switch mechanism for counters for registering stroke lengths of changing size, especially for gas meters : de en
  • DE680283C - Electrical capacitor constructed as a combined resistance and capacitance element : de en
  • FR845366A - Clothes rack : en fr
  • FR845443A - New adjustment process for electrical control equipment comprising several DC motors with series excitation : en fr
  • GB511635A - Improvements in and connected with electric terminals and the like : en
  • GB511851A - Improvements in or relating to pouring spouts : en
  • US2170356A - Display stand : en
  • DE680310C - Method and device for grinding lenses : de en
  • US2170455A - Roller bearing shackle : en
  • US2170316A - Printing telegraph apparatus : en
  • GB511534A - Improvements in or relating to the catalytic dehydration of alcohols : en
  • GB511578A - Optical rear projection screens : en
  • US2170729A - Fireplace boiler structure : en
  • US2170760A - Bottle hooding machine : en
  • US2170580A - Artificial limb : en
  • GB511883A - Improvements in and relating to display devices : en
  • GB511598A - Improvements in or relating to take-off or delivery mechanism for intermittently taking off or delivering fabric or yarn : en
  • GB511619A - Improvements in lighting fittings : en
  • GB511758A - A new or improved ladder for use with scaffold or the like : en
  • AU103039A - Permeability tuned coupling device : en
  • US2170698A - Fuse support : en
  • GB511858A - Improvements in power transmission systems embodying hydraulic couplings : en
  • FR49852E - Improvements to mower cutting bars : en fr
  • FR845504A - Antifreeze bucket : en fr
  • FR845477A - Angularly adjustable breaker plate ignition distributor : en fr
  • DE680104C - Underwater telephone cable with high transmission level loaded with pupin coils : de en
  • GB511910A - Improvements in and relating to the regulation of electric converters : en
  • AT156803B - Method of avoiding the offensive smell that occurs when preparing sea fish. : de en
  • GB511772A - Means of protecting dwellings or other premises against obnoxious and poisonous gases : en
  • US2170100A - Code setting device for signal systems : en
  • GB511562A - Process for coating inaccessible or difficultly accessible surfaces : en
  • GB511837A - Improvements in and relating to throttle actuating devices for motor vehicles : en
  • GB511734A - Improvements in and relating to machines for use in connection with forging : en
  • FR845363A - Playing cards : en fr
  • USD116216S - Design for a combination manicure : en
  • FR49856E - Patient lift bed : en fr
  • GB511507A - Improvements in or relating to two-stroke internal combustion engines : en
  • USD116298S - Design for a coat : en
  • US2170236A - Drip catching attachment for umbrellas : en
  • FR845536A - Abrasive materials : en fr
  • GB511779A - Improvements in and relating to spindles rotating at high speeds : en
  • FR49867E - Electric wave transmission networks : en fr
  • GB511547A - An improved device for rotating screws, nuts, drills and the like by impact : en
  • DE680125C - Self-supporting waveguide for electrical lines and cables, especially for high-frequency cables : de en
  • DE680274C - Bow conveyor table : de en
  • FR845481A - Watchglass : en fr
  • GB511876A - Improvements in magnetic securing devices for doors, windows and the like : en
  • DE680316C - Antenna system : de en
  • GB511714A - Improvements in or relating to electric heating, soldering or welding pliers : en
  • GB511815A - Improvements in discharge lamps : en
  • FR845433A - Boiler hearth : en fr
  • US2170608A - Gear generator : en
  • CA383525A - Moulded matrix manufacture : en fr
  • US2170630A - Screen focus compensator : en
  • US2170756A - Hat-finishing machine : en
  • GB511722A - Improvements in or relating to citrus-cereal breakfast food and methods for the manufacture thereof : en
  • FR49851E - Improvements to accounting machines and more particularly to multiplying machines : en fr
  • GB511518A - Improvements in vehicle body constructions : en
  • GB511755A - Improvements in the lubrication of shafts : en
  • GB511716A - Improvements in methods of generating alkali metals within evacuated devices : en
  • US2170066A - Fluorescent lamp : en
  • US2170128A - Brake mechanism for motor vehicles : en
  • US2170227A - Collapsible baby carriage : en
  • US2170127A - N-lower-dialkyl-coumarin-3-carbonylamides and process of producing them : en
  • FR845390A - Winding system for transformers, allowing the multiplication of the number of phases : en fr
  • GB511711A - Improvements relating to kerbs for roadways : en
  • GB511627A - Improvements in ventilating means for vehicles : en
  • US2170029A - Hydraulic jack : en
  • FR49857E - keypad transmitter for printer telegraph : en fr
  • US2170372A - Azo dyestuffs : en
  • US2170761A - Mechanical pencil : en
  • GB511821A - A process for the manufacture of slippers and the industrial product resulting therefrom : en
  • US2170715A - Switch and operator therefor : en
  • GB511690A - Process for making coloured photographic material : en
  • CA383489A - Carding machine : en fr
  • CA383568A - Composite bearing structure : en fr
  • US2170194A - Method and apparatus for winding : en
  • US2170670A - Salts of 2-mercapto-benzothiazole : en
  • GB511727A - Electrical condensers : en
  • FI18567A - Frequency setting for electrolytic oxidation of aluminum alloys : en fi
  • FR845400A - Code-decoupler for electric, mechanical, or other wiper : en fr
  • US2170572A - Clutch operating mechanism : en
  • US2170705A - Siphon for aerated liquids : en
  • GB511634A - Improvements in casseroles or other covered dishes : en
  • GB511793A - Improvements in and relating to time checking recording apparatus for use with receptacles or tokens : en
  • GB511647A - Improvements in or relating to metallic conduits or casings for electrical conductors and/or other electrical equipment : en
  • FR845497A - Book Binding Machine Improvements : en fr
  • US2170284A - Whip-stock bottom : en
  • US2170447A - Electric discharge apparatus : en
  • US2170686A - Garment hanger : en
  • FR845397A - Device allowing the assembly and disassembly of a motion transmission by cardan joints, without modifying the location of the devices joined by said transmission : en fr
  • DE680084C - Process for converting light changes into electrical current changes by means of gas-filled photocells : de en
  • DE680391C - Suction cup : de en
  • US2170709A - Portable water color box : en
  • USD116304S - Design fob a dress : en
  • US2170719A - Wire mesh fabric for wire glass : en
  • US2170769A - Chuck : en
  • US2170506A - Process for the purification of naphthenic acids : en
  • US2170624A - Process for the preparation of pentaerythritol : en
  • US2170652A - Appliance for protecting portions of a shoe during cleaning or polishing : en
  • US2170562A - Poultry feed : en
  • US2170679A - Lock for telescopic standards : en
  • DE659266C - Mechanical timer with centrifugal drive : de en
  • US2170006A - Base construction : en
  • AT156754B - Circuit arrangement for transmitting devices which, under the influence of number current surges, send out dialing current surges of different duration. : de en
  • CA383588A - High fidelity radio receiving system : en fr
  • US2170546A - Generating system : en
  • US2170548A - Speed reduction unit : en
  • US2170113A - Trussed brake beam : en
  • US2170305A - Torch compass : en
  • US2170564A - Form apparatus for concrete construction : en
  • US2170678A - Apparatus for treating materials : en
  • CA383515A - Aluminium extrusion : en fr
  • US2170034A - Rectifier tube : en
  • US2170631A - Bearingizing tool : en
  • US2170748A - Snap switch : en
  • DE680139C - Playback device for endless sound film tapes with several sound recording rows : de en
  • GB511592A - Improvements in and relating to valves : en
  • GB511820A - Improvements in or relating to viewfinders for photographic purposes : en
  • GB511871A - Improvements in or relating to apparatus for aerating liquids or semi-liquids, more particularly for producing whipped cream : en
  • AU344138A - Improvements in or relating to navigation aiding radio systems : en
  • US2170614A - Hinge construction : en
  • US2170634A - Sulphide rectifier : en
  • US2170655A - Laminated crepe cellulosic product : en
  • AU108215B2 - Improvements in means for preventing brightness distortion inthe transmission of television andthe like : en
  • US2170498A - Wheel and axle assembly : en
  • DE680056C - Flat burner for lanterns : de en
  • DK56568C - Device for Superheterodyne Receivers. : da en
  • US2170518A - Salad dressing : en
  • DE680100C - Device for shearing on partial chain trees : de en
  • DE680344C - Shoe drying device : de en
  • DE680196C - Setting and locking means for the backrest of a deck chair that can be adjusted automatically by shifting the body weight : de en
  • GB511617A - Improvements in or relating to packing machines : en
  • AU444738A - Improved thermostatically controlled oil or spirit vapourizer for lighting and heating burners : en
  • AU108267B2 - Improvements in or relating to the application of coatings to workpieces : en
  • GB511912A - Improvements in low-frequency amplifiers with volume control : en
  • AT156769B - Electric unrest clock. : de en
  • AT156766B - Actuating device for compressed gas drives of electrical devices, such as circuit breakers, disconnectors or the like. : de en
  • AU108250B2 - Improved thermostatically controlled oil or spirit vapourizer for lighting and heating burners : en
  • AT156830B - Wood gas generator. : de en
  • CA383508A - Cable cutter : en fr
  • DE680217C - Arrangement for eliminating interference by compensating for the interference component : de en
  • US2169996A - Push-button switch construction : en
  • AU108266B2 - Improvements in or relating to teleprinter exchange systems : en
  • CA383562A - Azo-dyestuff : en fr
  • GB511584A - Improvements relating to the braking of wheeled vehicles : en
  • GB511796A - Improvements in or relating to television transmitters : en
  • CA383565A - Charge storage tube : en fr
  • DE680343C - Suitcase convertible into a table : de en
  • US2170286A - Textile printing machine : en
  • US2170259A - Process for the introduction of graphitic carbon into light metals or light metal alloys : en
  • GB511501A - Improvements in or relating to lamps for vehicles : en
  • GB511656A - Improvements in or relating to quick break electric switches : en
  • GB511864A - Improvements relating to front end chucks : en
  • CA383487A - Sled brake : en fr
  • US2170170A - Toasting machine : en
  • US2170537A - Knife handle and component parts thereof : en
  • DE680113C - Cooling bed for tube rolling mills : de en
  • DE680193C - Belt clip for sanitary napkins : de en
  • US2170140A - Process of applying material to a sheet or web : en
  • USD116269S - Design for an arbor press : en
  • US2170035A - Lasting machine : en
  • US2170292A - Line tightener : en
  • CA383607A - Sheet metal expanding method : en fr
  • US2170347A - Control system : en
  • US2170087A - Airplane indicator : en
  • US2170277A - Stoker and furnace therefor : en
  • DE680145C - Flower pot holder for greenhouses : de en
  • US2170459A - Spring-action clothesline reel : en
  • US2169995A - Liquid dielectric compositions : en
  • DE680154C - Device for producing howling sounds using two hole cranks that are moved relative to one another : de en
  • USD116238S - Design for a cushion cap for cash : en
  • DE680087C - Synchronization circuit for two cranes with two trolleys each : de en
  • DE680192C - Grip sleeve with several, expediently three, flat surfaces or fillets, which are used for full finger support, especially for dental handpieces : de en
  • DE680306C - Device for the projection of lenticular films : de en
  • US2170491A - Manufacture of aminotriazines : en
  • US2170781A - X-dioxo-j : en
  • DE680229C - Device for feeding rod-shaped material for machine tools, in particular automatic or semi-automatic swiveling bars : de en
  • FR845469A - Flexible hose for transporting liquids : en fr
  • GB511615A - Improvements in directional lighting fittings : en
  • US2170423A - Sheet feeding mechanism : en
  • USD116332S - Design for a shaving device : en
  • DE680218C - Bearings for oil-filled electrical machines : de en
  • AT156779B - Bed fitting. : de en
  • AT156782B - Punching device. : de en
  • DE665064C - Process for the production of a humus fertilizer by steaming peat : de en
  • DE680060C - Single-base electric discharge lamp : de en
  • AU479938A - Improvements in or relating to clothes washing machines : en
  • AU370138A - Improvements in or relating to devices for unwinding or winding skeins of wool andthe like : en
  • US2170751A - Method and device for reducing and increasing audio frequencies : en
  • US2170538A - Fluid actuated coupler : en
  • FR845453A - Improvement in processes for the treatment of gaseous or liquid hydrocarbons : en fr
  • GB511556A - A process for producing polymerisation products of olefines : en
  • GB511611A - Improvements in or relating to apparatus for brewing and storing tea and the like beverages : en
  • GB511554A - Improvements relating to stackable chairs and the like : en
  • GB511625A - Improvements in snap-action electric switches : en
  • GB511646A - Improvements in and relating to geared turbines : en
  • GB511738A - Improved method of folding sheets fed singly or in overlapped relation : en
  • US2170134A - Bearing seal : en
  • US2170544A - Multiplying machine and impulse emitter therefor : en
  • US2170369A - Bailer : en
  • US2170446A - Electric discharge apparatus : en
  • DE680052C - Lifting device for the tipping bridge of road vehicles, especially trucks : de en
  • DE680157C - Package tying machine : de en
  • GB511580A - Improvements in or relating to the manufacture of electric condensers : en
  • GB511701A - Organic oxidation products of fatty matter and process of preparing the same : en
  • GB511741A - Improvements in wall plugs : en
  • US2170486A - Yieldable core for casting heavy hollow steel blocks : en
  • GB511852A - Tunable coupling circuit arrangement for ultra-short waves : en
  • GB511932A - Improvements in and relating to ventilating fans : en
  • US2170771A - Toy construction elements : en
  • US2170449A - Electric discharge apparatus : en
  • FR845358A - Static corrugator or converter device : en fr
  • FR845382A - Hand torch for welding with at least three flames : en fr
  • FR845534A - Electro-dynamic control with vibratory movement, for operating machines, in particular for sieves : en fr
  • US2170218A - Mechanism for edge staining leather and the like : en
  • FR845523A - Process for stabilizing carbohydrate derivatives : en fr
  • DE680069C - Process for the reaction of metallic aluminum with hydrogen chloride : de en
  • GB511773A - Improvements in the production of photographic multi-colour pictures : en
  • GB511587A - Improvements in and relating to throttle actuating devices for motor vehicles : en
  • US2170109A - Forming wire support for paper machines : en
  • US2170275A - Conversion of hydrocarbons : en
  • US2170398A - Device for entitling films : en
  • DE680068C - Hand wash rammer with air supply : de en
  • DE680287C - Method for drying rayon : de en
  • USD116285S - Design for a dress ensemble : en
  • CA383507A - Two stroke engine : en fr
  • GB511706A - Improvements relating to weft inserting mechanism for looms : en
  • DE680117C - Raking up : de en
  • DE680286C - Process for the accelerated shutdown of a furnace with a moving grate and a moving grate to carry out the process : de en
  • US2170700A - Welding machine transformer : en
  • US2170069A - Apparatus for mineral separation : en
  • US2170768A - Grinding and the like apparatus : en
  • DE680074C - Double frame direction finder with visual indicator : de en
  • CA383583A - Rail greasing appliance : en fr
  • US2170484A - Heat interchanger : en
  • GB511802A - Improvements in or relating to bearings for shafts of grinding machines : en
  • GB511493A - Improvements in or relating to buttonhole sewing machines : en
  • FR845495A - Shoveling and extraction machine : en fr
  • GB511581A - Improvements in or relating to drag flaps for aeroplane wings : en
  • GB511626A - Improvements in or relating to double-walled glass containers and a method of producing the same : en
  • GB511663A - Improvements in or relating to tachymetric compasses : en
  • DE680103C - Tube toggle switch : de en
  • US2170393A - Device for connecting cable to a box : en
  • USD116279S - Design fob an evening gown : en
  • US2170083A - Garment : en
  • US2170090A - Phonograph record : en
  • US2170646A - Perforating machine : en
  • US2170675A - Light projecting device : en
  • USD116256S - Design for a grille guard : en
  • USD116260S - Design for a combined salt shaker : en
  • DE680171C - Fault recorder : de en
  • US2170216A - Snap fastener : en
  • USD116320S - Design for a wheel tractor : en
  • AT156763B - High-speed rotary switch. : de en
  • AU17639A - Improvements in or relating to stokers : en
  • DE680273C - Process for the preparation of aminobenzoic acid esters : de en
  • DK56584C - Procedure for the manufacture of bicycle frames. : da en
  • FR845423A - Carpet : en fr
  • GB511553A - Improvements in or relating to conveyors : en
  • GB511884A - Improvements in and relating to valves for steam traps : en
  • USD116309S - Design for a dress : en
  • GB511874A - Improvements in or relating to electric low-pass filters : en
  • FR845367A - Anti-slip profile for automobile pneumatic tires : en fr
  • GB511596A - Improvements in and relating to internal combustion engines : en
  • DE680251C - Collar button : de en
  • FR845359A - Process for producing thermoplastic organic fiber twists : en fr
  • GB511602A - Improvements relating to vehicle direction indicators : en
  • FR845353A - Device for adjusting the liquid level : en fr
  • GB511929A - A new or improved decorating device : en
  • FR845458A - Process for the production of alkaline nitrates and ammonium chloride in pure form : en fr
  • DE680126C - Remote control device for receiving and executing switching commands transmitted by pulse numbers, pulse times or combinations of both : de en
  • US2170202A - Receiver for frequency-modulated waves : en
  • US2170265A - Process for producing hydrogen-enriched gas mixtures : en
  • US2170471A - Grease box for rolling stock for railways and tramways : en
  • GB511735A - Improvements in and relating to the manufacture of seamless, drumlike high pressure containers with a flanged end : en
  • CA383570A - Laminated glassine paper : en fr
  • AU108229B2 - Improvements in or relating to apparatus for refining and purifying used and dirty lubricating oil : en
  • US2170717A - Refrigerator cabinet : en
  • CA383494A - Multi-stage creping apparatus : en fr
  • US2170042A - Connection for pitman rods : en
  • US2170673A - Wire-feeding device : en
  • DE680362C - Cloth shoe with rubber sole : de en
  • AU336338A - Process for producing and refining synthetic fatty acids : en
  • US2170189A - Lighting fixture : en
  • US2170295A - Garage door construction : en
  • CA383503A - Building system : en fr
  • CA383575A - Spin bath clarification : en fr
  • US2170201A - Adjustable electric lamp : en
  • USD116302S - Design for a weighing scale : en
  • DE680324C - Attachable dimming device for downlights : de en
  • AT156780B - Support for wash basin. : de en
  • US2170048A - Coupled circuit system : en
  • US2170136A - Reserve fuel control system : en
  • US2170339A - Garment : en
  • US2170507A - Heating system : en
  • AU108268B2 - Method and apparatus for the rectification of boiler vapour in absorption refrigerating apparatus : en
  • AU108247B2 - An improved burner for attachment to heating appliances : en
  • USD116290S - Design for a pin clip : en
  • AU395039A - Improvements in electron multipliers : en
  • US2170061A - Neckband clamp : en
  • DE680280C - Device for achieving high acceleration for the armature of traveling field motors : de en
  • DE680082C - Device for limit switch-off with adjusting motors supplied with alternating current, the current of which is reduced in the end position : de en
  • FR845548A - Process for manufacturing various pigments, in particular Prussian blue and a blood red pigment : en fr
  • GB511768A - Improvements in or relating to extraction of petroleum : en
  • US2170622A - Suction printing frame : en
  • US2170682A - Vehicle headlighting system : en
  • GB511676A - Manufacture of basic condensation products : en
  • GB511726A - Improved methods of making bearings : en
  • US2170023A - Calendar : en
  • DE680265C - Starting device : de en
  • GB511616A - Improvements in or relating to packing machines : en
  • US2170237A - Brake control means : en
  • AT156778B - Towel holder. : de en
  • US2170586A - Spring wire clip : en
  • DE680094C - Film developing machine : de en
  • DE680230C - Automatic copy milling machine for the production of rotating bodies during processing : de en
  • US2170033A - Sliding marker for number game cards : en
  • US2170131A - Shielded telephone plug : en
  • US2170639A - Soldered metal seam for sheet metal cans and method of making same : en
  • AU108209B2 - Improvements relating to reinforcements for concrete pipes andthe like : en
  • US2170627A - Flexible coupling for shafts : en
  • GB511794A - Improvements in or relating to linkage mechanisms suitable for the throttle control of aero engines : en
  • GR8448B - HOW TO MAKE A FOLDING SHADING DEVICE AND TOOL USED FOR THE APPLICATION OF THIS WAY. : el en
  • DE680170C - Face mask : de en
  • US2170296A - Trolley or collector : en
  • USD116259S - Design for an ophthalmic mounting : en
  • GB511761A - Improvements in or relating to nozzles for vacuum cleaners : en
  • USD116251S - Design for a sugar bowl or similar : en
  • USD116316S - Design for a loudspeaker cabinet : en
  • US2170499A - Electric valve protective system : en
  • USD116217S - Design for a game board : en
  • US2170230A - Dispensing package : en
  • US2170321A - Anti-back-siphon flushing apparatus : en
  • FR845486A - Process for preparing products of the species of waxes or petroleum jellies : en fr
  • GB511565A - Improvements in and relating to nickel-chromium alloys : en
  • US2170666A - Wheel : en
  • CA383510A - Stable disinfectant : en fr
  • CA383551A - Cylinder grinding device : en fr
  • GB511682A - Improved apparatus for converting continuous bundles of artificial filaments into a sliver of staple fibre : en
  • FR845516A - Pick-up for electrical sound reproduction devices : en fr
  • US2170067A - Fishing lure : en
  • US2170469A - Method of and apparatus for filling containers with powder or other comminuted material : en
  • USD116253S - Design for a radial pump : en
  • GB511736A - Improvements in optical systems for stereoscopic recording apparatus having a double objective : en
  • GB511744A - Doctor arrangement for rotary intaglio printing machines : en
  • GB511842A - Improvements in apparatus for dehydrating green forage crops : en
  • FR845436A - Improvements to window frames for bays (or other similar openings) in railway vehicles and all other land, air or water vehicles : en fr
  • DE680355C - Pneumatic fire trigger for several machine guns or other weapons : de en
  • AT156797B - Food can with a device for heating its contents by chemical means. : de en
  • US2170045A - Bottle cap : en
  • US2170750A - Handle or lifting device for storage batteries : en
  • USD116240S - Design for a combined manicure stand : en
  • USD116289S - Design for a brooch or similar : en
  • DE679983C - Transformation of alternating currents of higher frequency (over 1000 Hertz) : de en
  • FR845494A - Process of obtaining all the color values contained in a photograph in the production of photographically colored proofs : en fr
  • GB511908A - Improvements in or relating to apparatus for manufacturing tin plates and the like : en
  • DE680161C - Control for rear derailleurs : de en
  • DE680350C - Fairing for air-cooled aircraft engines : de en
  • FR845455A - Tele opic hatch for sealing silos, hoppers or similar devices : en fr
  • GB511511A - Process for the production of synthetic resins : en
  • DE680120C - Disk-shaped copy device : de en
  • DE680346C - Mailbox in connection with a storage room for milk and bread rolls : de en
  • GB511672A - Improvements in or relating to dry shaving machines : en
  • GB511832A - An improved device for use in practising golf strokes : en
  • US2170524A - Radiator and radiator shutter assembly : en
  • US2170648A - Electric discharge tube : en
  • DE678780C - Method and device for sieving off bulk material on vibrating sieves that tends to stick together due to damp loam, clay or the like : de en
  • FR845384A - Device for lifting potatoes, hooked to a tugboat and comprising a throwing wheel actuated by the tug's tenon shaft : en fr
  • AT156752B - Process for the manufacture of translucent or transparent photocathodes. : de en
  • US2170225A - Method and apparatus for effecting circulation of a liquid in a pipe system : en
  • US2170185A - Menthyl anthranilate and process of preparing same : en
  • US2170323A - Rivet setting device : en
  • US2170561A - Combined bourdon tube and trap : en
  • US2170606A - Grinding machine : en
  • GB511494A - Improvements in and relating to electrical heating elements and articles for use at high temperatures : en
  • GB511639A - A motor for the conversion of heat to power : en
  • GB511850A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB511928A - Improvements in or relating to propellor fans : en
  • US2170331A - Mining machine : en
  • US2170677A - Refuse receptacle : en
  • US2170653A - Electron discharge tube for ultra high frequency systems : en
  • AU108212B2 - Improvements relating tothe manufacture of conducting elements P containing selenium : en
  • CA383526A - Diaphragm device for altimeters, etc. : en fr
  • CA383606A - Refrigerating machine : en fr
  • GB511531A - Improvements relating to tubular rivets and like hollow elements and to methods of fixing the same : en
  • GB511683A - Improvements in control devices for electric motors : en
  • GB511785A - Improvements in or relating to machines for moulding and embossing sweets : en
  • GB511499A - Improvements in heat and sound insulating mats : en
  • IE15533L - Soap products : en
  • DE680212C - Inhalation device for salt smoke : de en
  • DE680222C - Device for determining the conveyed amount of bulk material conveyed in chain conveyors, conveyor screws or the like : de en
  • DE680369C - Safety device for steam sterilizers u. like : de en
  • DE680143C - Cart plow with ditch filler : de en
  • GB511597A - Improvements in or relating to gas turbine driven blowers : en
  • GB511661A - Improvements in and relating to springs for vehicles : en
  • USD116215S - Design for a slipper : en
  • USRE21179E - Ornamental wheel disk : en
  • DE680219C - Inclined grate firing : de en
  • GB511675A - Process of producing iron from oxidic ores poor in iron : en
  • US2170375A - Electrodeposition of aluminum : en
  • US2170641A - Illuminated advertising display : en
  • US2170297A - Trolley or collector : en
  • US2170070A - Automatic toaster : en
  • US2170532A - Railway brake gear device : en
  • US2170558A - Hernia appliance : en
  • USD116330S - Design for a combined floor scrub : en
  • US2170381A - Compounds of the benzanthrone series : en
  • GB511576A - Improvements in or relating to machines for the manufacture of regenerated cellulose film : en
  • DE680150C - Procedure for removing the bast from iron sheets : de en
  • US2170596A - Oxygen-absorbing solution : en
  • US2170290A - Clinch nut and method of forming same : en
  • US2170466A - Projector stand : en
  • US2170307A - Water-control system for machines for washing drinking vessels : en
  • US2170168A - Replaceable fuse plug : en
  • USD116274S - Design for a handbag : en
  • AT156768B - Adjustable capacitor. : de en
  • DE680384C - Device for pre-graphitizing cylinder sliding surfaces with solid graphite, especially for internal combustion engines : de en
  • US2170051A - Support for candy molds : en
  • US2170431A - Alloy : en
  • US2170433A - Method of producing a hard metal alloy : en
  • US2170456A - Electric discharge apparatus : en
  • DE680095C - Small hand-operated air wheel siren device for air protection purposes : de en
  • GB511800A - Filter-layers for colour photography : en
  • US2170573A - Grain pan raising and lowering mechanism : en
  • USD116312S - Design fob a dress : en
  • US2170146A - Core protractor : en
  • CA383500A - X-ray treatment structure : en fr
  • US2169993A - Radiator : en
  • US2170452A - Expansible reamer : en
  • DE680348C - Suitcase imaging device : de en
  • US2170412A - Circuit breaker : en
  • US2170577A - Device for straightening hair : en
  • US2170595A - Lifting jack : en
  • CA383552A - Air outlet : en fr
  • CA383593A - Reinforced box car : en fr
  • US2170026A - Burglar-alarm wall construction : en
  • US2170528A - Vacuum mop cleaner : en
  • AU244038A - A device for use in connection with apparatus thatis usedfor projecting abrasive material against a surface for cleaning or other purposes : en
  • CA383571A - Wire strapping tool : en fr
  • US2170073A - Ornamental chain : en
  • US2170294A - Electrical stringed musical instrument : en
  • US2170410A - Electron discharge tube : en
  • US2170110A - Supplemental protective closure : en
  • US2170160A - Traffic control system : en
  • US2170611A - Method of iodine fixation and product thereof : en
  • US2170671A - Flume and ditch lining : en
  • US2170078A - Stocking and method of making the same : en
  • US2170243A - Spark plug : en
  • GB511658A - Improvements in or relating to heating installations for buildings : en
  • AT156831B - Fire-protecting paint for wood or the like. : de en
  • CA383574A - Waste water clarifying apparatus : en fr
  • CA383597A - Railway car axle bearing : en fr
  • US2170252A - Transformation of relaxation oscillations : en
  • DE680099C - Liquid aerators, especially for waste water : de en
  • DE680257C - Iron and steel alloy for the manufacture of permanent magnets : de en
  • FR845518A - Drying process for flake products, such as textile fibers, and dryer allowing its implementation : en fr
  • GB511805A - Improvements in electrodes of electrolytic condensers : en
  • US2170182A - Tooth powder dispensing device : en
  • AU466138A - An improved process for bonding rubber orthe like to metal : en
  • CA383501A - Metallic door saddle : en fr
  • DE680072C - Device for the electrical remote transmission of symbols or characters of constant content : de en
  • DE680067C - Washing machines with pivoting drive motor for the washing drum : de en
  • US2170451A - Well reaming tool : en
  • US2170570A - Curtain rod and bracket : en
  • GB511539A - Improvements relating to snap mechanisms : en
  • AU353038A - Improvements informe supporting means in concrete building construction : en
  • FR845373A - Zirconia ore dissociation process : en fr
  • US2170401A - Process for preparing alkyl sulphates : en
  • AT156761B - AC rectifier. : de en
  • USD116313S - Design fob a dress ensemble : en
  • US2170391A - Telephone system : en
  • CA383550A - Fuse link throwout device : en fr
  • US2170151A - Internal combustion engine : en
  • DE680040C - Arrangement for the measurement of magnetic constant fields : de en
  • US2170099A - Engine having diametrically opposed cylinders : en
  • US2170332A - Refrigerator : en
  • US2170399A - Electric lamp husk : en
  • US2170091A - Tack button : en
  • US2170055A - Double seamer : en
  • AU32939A - Improvements in or relating to double-walled electric incandescent lamps : en
  • DE680175C - Device on single pinching machines for cutting the upper leather edge : de en
  • GB511751A - Improvements in and relating to universal or swivelling joints for suction hoses or similar tubular conduits or connection members for vacuum cleaners : en
  • USD116272S - Design fob a combined manicure : en
  • GB511517A - Improvements in and relating to priming or charging arrangements for centrifugal pumps : en
  • DE680115C - Method and device for forming socks : de en
  • DE680224C - Device for determining the carbonic acid developed during dough fermentation : de en
  • FR845437A - Organization of the ice frames closing the bays at the ends of rail vehicles : en fr
  • DE680048C - Table, in particular a typewriter table, with table top parts that can be moved as a function of one another : de en
  • GB511764A - Improvements in and relating to injection moulding or die-casting machines : en
  • US2170047A - Permanent magnet of copper-cobalt-nickel alloy : en
  • USD116314S - Design for an electric traffic : en
  • FR845438A - Fastening system, working in shear, for mounting structural partitions, working in shear, in railway vehicles : en fr
  • GB511829A - Improvements in or relating to holders for magnets of high coercive force : en
  • GR8450B - SPECIAL GRATES FOR THE PRODUCTION OF A PRODUCT ACCORDING TO THE PROTECTED BY NO. 7950 SYSTEM PATENT. : el en
  • GB511609A - Electric circuits employing mechanical vibrating elements : en
  • GB511933A - Ruffling and stitching machine : en
  • DE680201C - Pressure medium brake for motor vehicle trains, in the case of overrun bumps or delay strains are used to brake the trailer : de en
  • FR845364A - Improvements to the processes for joining the ends of circles in metal bands : en fr
  • FR845408A - Shutter system for cinematographic projectors illuminated by periodically variable light sources : en fr
  • FR845482A - Incandescent electric lamp with a gaseous atmosphere containing nitrogen : en fr
  • GB511585A - Process for the preparation of vitamin-enriched foodstuffs : en
  • GB511614A - Production of organic compounds containing sulphur, chlorine and oxygen : en
  • US2170428A - Four-lens photo-objective : en
  • US2170669A - Automatic printing telegraph exchange system : en
  • US2170579A - Cloth finishing : en
  • GB511588A - Improvements relating to methods of fixing tubular rivets : en
  • GB511757A - Improvements in and relating to gas blast electric circuit breakers : en
  • FR845399A - Warning light : en fr
  • GB511817A - Improvements in air pumps for inflating tyres and like purposes : en
  • GB511545A - Process for softening and improving the feel of textiles : en
  • DE680188C - Device for maintaining the stability of electric vehicle drives : de en
  • FR845498A - Dry straightener with tubular straightening elements : en fr
  • US2170190A - Organic materials : en
  • US2170379A - Collapsible pet case : en
  • US2170672A - Apparatus for abrading coatings from rods : en
  • US2170028A - Transmitting and receiving device for ultra-short waves : en
  • US2170368A - Illuminated advertising apparatus with a scintillating effect : en
  • USD116268S - Design for an animated decorative : en
  • USD116214S - Design for a bottle or similar : en
  • US2170255A - Shearing of material : en
  • US2170605A - Grinding wheel truing apparatus : en
  • GB511715A - Improvements in or relating to vehicle suspension systems : en
  • US2170220A - Hair waving apparatus : en
  • US2170293A - Setting and indicating device for change speed transmissions : en
  • US2170432A - Hard metal tool alloy : en
  • AU108263B2 - Electrolytic liquid condensers : en
  • US2170692A - Electric heater : en
  • GB511697A - Improvements in or relating to air-distributing and ventilating devices : en
  • FR49880E - screen illuminating under the influence of rays : en fr
  • US2170059A - Process for the manufacture of mercaptothiazolines : en
  • US2170647A - Wheel construction : en
  • US2170788A - Fishing line leader : en
  • USD116226S - Design fob a wastebasket ob similab : en
  • FR845512A - Device, controlled by a system of buttons, for preparing magazine strips for automatic telegraphic transmitting stations : en fr
  • DE680081C - Remote controlled electromotive reversing drive : de en
  • FR845550A - Planar propeller device for oars : en fr
  • DE680326C - Broom holder : de en
  • DE680368C - Vehicle suction gas generator for fuel free of volatile components : de en
  • DE680194C - Method and device for sterilization : de en
  • US2170578A - Guider : en
  • CA383512A - Transmission chain tensioning device : en fr
  • GB511819A - Improvements in or relating to furnaces or kilns : en
  • GB511681A - Improvements in or relating to multiplier systems : en
  • GB511840A - Improvements in and relating to magazine gramophones and the like : en
  • US2170363A - Gasket : en
  • US2170676A - Electric cut-out : en
  • CA383544A - Expulsion fuse : en fr
  • GB511895A - Improvements in the manufacture of tea : en
  • CA383534A - Ore concentration : en fr
  • AT156817B - Process for the production and use of stable pigment dispersions. : de en
  • US2170435A - Gas analysis apparatus : en
  • DK56573C - Thermal Switch for Electric Heaters. : da en
  • US2170755A - Method of making resin-fiber compositions : en
  • US2170779A - Sheet metal pulley : en
  • US2170403A - Telephone system : en
  • US2170519A - Impact forging : en
  • US2170111A - Manufacture of amines : en
  • US2170315A - Universal joint : en
  • US2170603A - Window : en
  • USD116275S - Design for a monogrammed necktie : en
  • US2170534A - Covering material : en
  • US2170625A - Stabilization of aldehydes : en
  • DE680285C - Process for the artificial aging of perfumes : de en
  • US2170016A - Mixed esters of cellulose containing unsaturated acid radicals : en
  • US2170264A - Windshield cleaner : en
  • US2170080A - Control means for valves for concrete delivery pumps : en
  • US2170233A - Wall structure : en
  • US2170077A - Stocking and method of making the same : en
  • FR49863E - Salad basket enhancements : en fr
  • GB511510A - Improvements in combined heat transfer apparatus and apparatus for separating and collecting the dust from gases, such as furnace gases : en
  • GB511659A - Improvements relating to catalyst regeneration : en
  • US2170157A - Electronic switch device : en
  • GB511704A - Improvements relating to slicing machines : en
  • GB511849A - Improvements in and relating to stands or trestles for wringers and the like : en
  • DE680141C - Device on pressure medium force switches : de en
  • FR845547A - Removable cutting edges, half-iron type assembly, to be mounted on removable heads of foils or lead bars : en fr
  • GB511816A - Improved method of obtaining photographic contrasts and photosensitive layers for use therein : en
  • US2170377A - Picture illumination : en
  • US2170009A - Preparation of cellulose ethers : en
  • US2170482A - Mercury-vapor rectifier : en
  • AT156814B - Process for the production of provitamin D preparations and animal feed with anti-rachitic properties. : de en
  • GB511500A - Improvements in the combustion of coal : en
  • DE680102C - Light signal device : de en
  • DE680215C - Double folder : de en
  • DK56565C - Steam generator. : da en
  • US2170560A - Intaglio roll : en
  • FR49872E - Process for the production of ornamental articles made of plastic and filled with stones : en fr
  • AU108214B2 - Means for enlarging small picture details ina television receiver : en
  • DE680240C - Device for protecting the radio direction finders, telegraphy and telephony stations on ships against the disturbing vibrations spread through a cable network : de en
  • DE680182C - Process for the preparation of chlorides of polycarboxylic acids : de en
  • DE680281C - DC-DC single armature converter : de en
  • AU344838A - Improvements in or relating to teleprinter exchange systems : en
  • AU417338A - Improvements relating tothe manufacture of conducting elements P containing selenium : en
  • AU493538A - Improvements in or relating to dry shaving machines : en
  • AU112630B2 - Improvements in electron multipliers : en
  • CA383486A - Sewage treating process : en fr
  • US2170188A - Collapsible core : en
  • US2170328A - Art of lapping or grinding : en
  • US2170472A - Method of attaching nuts to metal plates or similar articles or members : en
  • USD116327S - Design for a textile fabric : en
  • US2170568A - Sand pump and attachment therefor : en
  • USD116258S - Design fob an ophthalmic mounting : en
  • AT156823B - Process for the production of sulphite pulp. : de en
  • CA383490A - Cooling cabinet : en fr
  • AU108262B2 - Improvements in or relating to 'blind flying' instruments for aircraft : en
  • AU108228B2 - Conduit system for draining ground : en
  • AU501538A - Improvements in or relating to piston rings : en
  • AT156839B - Conveyor system, in particular pneumatic tube system, with a conveyor path operating in turning mode. : de en
  • CA383504A - Safety valve : en fr
  • GB511899A - Improvements in or relating to apparatus for colour kinematography : en
  • AU108213B2 - Improvements in and relating to fluorescent material : en
  • CA383564A - Image analysis tube : en fr
  • CA383569A - Spinner motor : en fr
  • US2170470A - Animal trap : en
  • US2170513A - Apparatus for reducing tubes : en
  • AU108236B2 - Improvements inthe recovery of glycerol : en
  • DE680198C - Suspension device for nibs on recording instruments : de en
  • DE680236C - Wrench : de en
  • AU108233B2 - Improvements in or relating to alternating systems : en
  • DE680205C - Ceramic mass : de en
  • FR845544A - Berth : en fr
  • GB511552A - Hose coupling : en
  • FR845420A - Method and apparatus for controlling humidity in granular and powdered materials : en fr
  • GB511644A - An improved neoprene composition : en
  • DE680062C - Process for the production of artificial structures such as fibers, films, horsehair, ribbons and the like. Like., made of viscose : de en
  • CA383591A - Weatherstrip : en fr
  • DE680054C - Moldings or shaped bricks made from fermented aerated concrete and process for their production : de en
  • GB511789A - Improvements relating to moulding presses : en
  • US2170448A - Electric discharge apparatus : en
  • DE680249C - Device for mixing fibrous materials with binders : de en
  • DE680262C - Electric feed control for machines with reciprocating motion : de en
  • US2170776A - Flush tank utility shelf : en
  • FR845404A - Brabant tractor : en fr
  • AU108230B2 - v Improvements in or relating to cathode ray tubes : en
  • CA383561A - Azo-dyestuff : en fr
  • GB511786A - Improvements in or relating to the treatment of filaments or threads : en
  • GB511600A - Improvements relating to the control of cathode ray tubes in television apparatus : en
  • US2170057A - Shock absorbing device : en
  • US2170313A - Pump jack : en
  • US2170515A - Sensitometer : en
  • FR845515A - Hydraulic motor : en fr
  • GB511524A - Improvements in or relating to concentric trunk communication cables : en
  • US2170056A - Method for automatic indication of inflammable gas admixtures : en
  • FR845411A - System of joining the side panels with the uprights at the location of the bays and other openings in railway vehicles or any other vehicles : en fr
  • GB511623A - Improvements relating to fastenings for sliding doors : en
  • GB511907A - Devices for supporting piezo-electric vibrating elements and electric systems employing same : en
  • DE680308C - Light meter for cinema recorders : de en
  • FR845527A - : fr
  • AT156786B - Combination lock. : de en
  • AU108245B2 - Improved container forthe playing pieces movable on checkered boards in parlour games : en
  • DE680097C - Guide and clamping device for the lacing device on packing tables : de en
  • FR845468A - Automatic minelayer : en fr
  • GB511695A - Improvements in electric signalling systems : en
  • DE680311C - Device for the production of cross-sectional profiles limited by cycloidic curves : de en
  • AT156762B - Electrical network with changeable resistances. : de en
  • FR49865E - Leaf clutch, especially applicable to automobiles : en fr
  • GB511571A - Improvements in preparation of pale paint, varnish and enamel vehicles and coating compositions containing said vehicles : en
  • USD116270S - Design for a portable radio receiver : en
  • FR845591A - Titanium pigment treatment process : en fr
  • GB511548A - Improvements relating to motor vehicle door fastenings : en
  • GB511767A - Improvements in carrying frames for knapsacks : en
  • FR845462A - Adjustable balance tennis racket : en fr
  • DE680066C - Stopcock or valve for gas and liquid lines : de en
  • FR845496A - Dropper bottle : en fr
  • US2170040A - Cooking and baking utensil : en
  • US2170697A - Warp loom : en
  • DE680179C - Purification of carbon disulfide : de en
  • FR845394A - Process for hydrogenating ketones and aldehydes : en fr
  • GB511770A - Improvements in colour photography : en
  • GB511723A - Lock nut : en
  • GB511922A - Means for the electrolytic oxidation of sliding clasp fasteners made of aluminium and its alloys : en
  • FR845392A - Folding crate : en fr
  • DE680151C - Pull roller arrangement for paper sack machines working from the web : de en
  • DE680235C - Device for stopping the loom by the weft thread monitor : de en
  • FR845449A - Improvements to synchronous time counters : en fr
  • US2170129A - Centralized traffic control system for railroads : en
  • US2170522A - Axle structure-steel farm truck : en
  • US2170714A - Reinforced receptacle : en
  • US2170084A - Baling press : en
  • US2170593A - Brake control mechanism : en
  • US2170591A - Puff sleeve ironer : en
  • USD116325S - Design fob a game counter : en
  • US2170251A - Television tube : en
  • US2170689A - Scaffolding suspension : en
  • GB511803A - Improvements in and connected with garden frames, lights for garden frames and the like : en
  • GB511844A - Improvements in or relating to the manufacture of containers and tubes comprising organic thermoplastic material : en
  • GB511880A - Improvements relating to combined domestic clothes washing and wringing and manglingmachines : en
  • DE680245C - laundry detergent : de en
  • FR845511A - Iron alloy for cutting tools, milling cutters and similar applications : en fr
  • US2170247A - Water trap for gasoline pipe lines : en
  • FR845487A - Process to improve regenerated cellulose : en fr
  • US2170300A - Continuous outlet construction : en
  • US2170610A - Banding apparatus : en
  • GB511622A - Improvements in projection apparatus for kinematograph sound and picture films : en
  • US2170211A - Machine tool : en
  • US2170261A - Radio speaker control structure and circuit for use with automatic tuning devices for radio receivers : en
  • GB511529A - Improvements in apparatus for displaying curtains and like fabrics : en
  • DE680307C - Mirror shutter for cinema recorders : de en
  • AT156798B - Process to accelerate fermentation in technical fermentations. : de en
  • US2170122A - Brake beam : en
  • AT156792B - Process for the production of metal phosphates. : de en
  • AT156849B - Motor vehicle with a compensating device to prevent skidding when cornering. : de en
  • CA383514A - Printing device : en fr
  • CA383532A - Refractory material production : en fr
  • FR845499A - Electro-dynamic control with vibratory movement, for operating machines, in particular for sieves : en fr
  • AU347038A - Improvements relating to wired radio service system : en
  • DE680181C - Process for the production of liquid hydrocarbons from coal, tars, mineral oils, their distillates or residues : de en
  • GB511678A - An improved method of manufacturing maps and other documents : en
  • GB511699A - Improvements in and relating to rotary valves : en
  • GB511901A - Improvements in and relating to washing machines : en
  • US2170203A - Long dash and light keying indicator : en
  • AT156796B - Process for the production of highly flammable semi-pyrophoric metal compounds. : de en
  • CA383577A - Metal object hot-dipping method : en fr
  • DE680149C - Crankshaft lubrication : de en
  • DE680167C - Oil burner with horizontally arranged, circumferential, funnel-shaped, smooth inside atomization cup : de en
  • GB511608A - An improved chair for infants : en
  • GB511776A - Improvements in and relating to rotary pumps : en
  • US2170258A - Method and apparatus for handling powdered material : en
  • US2170299A - Continuous outlet construction : en
  • US2170574A - Hydraulic seal : en
  • AT156827B - Device for the gasification of coarse fuel. : de en
  • GB511886A - Artificial horn plates and process for making same : en
  • DE680296C - Stand for small magneto-electric machines : de en
  • GB511684A - Improvements in coke oven apparatus : en
  • AU76239A - Improvements in or relating to fuel supply systems and to methods : en
  • US2170418A - Automatic control system : en
  • GB511677A - Improvements in field drainage pipes : en
  • US2170554A - Needle-lubricating mechanism : en
  • USD116305S - Design fob a dress : en
  • CA383524A - Weighing mechanism switch control : en fr
  • AT156765B - Electric discharge tube. : de en
  • AT156775B - Collapsible container for dispensing pastes and liquids and methods of making the same. : de en
  • CA383566A - Calculating machine : en fr
  • CA383585A - Current converting device : en fr
  • US2170352A - Wheel or pulley lock : en
  • US2170565A - Spring suspension for fork-mounted wheels : en
  • US2170607A - Dolly for dismounting vehicle wheels : en
  • DE680260C - Cable drum for oil-filled electrical high-voltage cables : de en
  • AU94239A - Improvements in electric cables : en
  • DE675580C - Stripping device for single and multi-roller mills : de en
  • DE680339C - Process for the production of plant extracts that remain clear : de en
  • US2170478A - Valved pipe union : en
  • AU557838A - Improvements in or relating to alternating systems : en
  • US2170019A - Method of welding : en
  • US2170695A - Discharge device : en
  • AT156764B - Protective device for electrical machines and devices with high rated currents. : de en
  • AT156811B - Impregnation agent. : de en
  • US2170282A - Drinking device : en
  • DE680049C - Stone catcher for beet leaf washes or the like. : de en
  • AU108344B2 - Improvements inthe manufacture and production of liquid or solid hydrocarbons or liquid or solid oxygen-containing derivatives of hydrocarbons : en
  • US2170231A - Scoop elevator : en
  • USD116284S - Design for a dress : en
  • CA383520A - Railway track equipment : en fr
  • GB511866A - Improvements relating to bedsteads and cots : en
  • US2170030A - Preparation of mixed dicarboxylic acid esters of polyhydroxy compounds and monohydroxy alcohols : en
  • US2170787A - Lateral control means for airplanes : en
  • GB511823A - Improvements in or relating to photographic film packs : en
  • GB511574A - Improved process of producing photographic multi-colour pictures : en
  • US2170543A - Key punch multiplying machine : en
  • US2170727A - Production of spindle blades : en
  • AT156789B - Method for bonding materials. : de en
  • US2170317A - Electric contact member : en
  • US2170103A - Method of and means for producing castings : en
  • US2170730A - Apparatus for deterging radiators : en
  • USD116329S - Design for an electrician s test set : en
  • AT156767B - Ceramic insulator and process for its manufacture. : de en
  • US2170093A - Portable autographic register : en
  • US2170354A - Bailer : en
  • US2170397A - Signal transmission system : en
  • AT156846B - Bagging device. : de en
  • DE680132C - compressor : de en
  • US2170436A - Can : en
  • US2170550A - Liquid applicator : en
  • DE680189C - Electric water heater with electrode heating : de en
  • IE15706L - Motor fuels by condensation of iso-paraffins : en
  • CA383491A - Electric lamp : en fr
  • GB511737A - Improvements in or relating to spring suspension systems : en
  • GR8447B - ASTEROID WOMEN BAG WITH MULTIPLE POCKETS : el en
  • AT156783B - Slot burners, especially for surface hardening. : de en
  • DE680207C - Edge formation on two-sided fabric : de en
  • US2170780A - Combination lock ignition switch : en
  • USD116328S - Design for a textile fabric : en
  • CA383560A - Drill bit : en fr
  • DE680227C - Ratchet mechanism for counters, especially for gas meters : de en
  • US2170256A - Automatic fuel-control device : en
  • US2170685A - Butter cutting machine : en
  • DE680309C - Direction indicators for bicycles and motorcycles : de en
  • FR845520A - Two-stroke internal combustion engine, in which the purging air follows a cuspid path : en fr
  • AT156822B - Process for the production of enamels clouded white with zirconium oxide or the like, in particular powder enamels. : de en
  • CA383542A - Electric cut-out : en fr
  • US2170152A - Stable bituminous emulsion and process of preparing the same : en
  • AT156835B - Phototypesetting process and device for the production of font templates for printing processes. : de en
  • CA383558A - Cellulose ether purification : en fr
  • AU108252B2 - Improvements in or relating to fuel supply systems and to methods : en
  • AU108249B2 - Improvements informe supporting means in concrete building construction : en
  • US2170488A - Method and device of feeding sheets to printing and other sheet working machines : en
  • US2170790A - Forced circulation vapor generator : en
  • CA383587A - Cathode ray tube deflection device : en fr
  • DE680090C - Locking device for hydraulic power transmission devices : de en
  • GB511778A - Means for controlling the motion of lift cars and other devices having a similar motion : en
  • FR49871E - Improvements to lubricant distributors or volumetric meters : en fr
  • GB511934A - Improvements in or relating to meat presses : en
  • AU108231B2 - Improvements in or relating to diaphragm sealed valves : en
  • AT156828B - Process to remove plants, parts of plants, etc. Like. To protect against the attack of harmful insects and fungi. : de en
  • AU108260B2 - Improvements in or relating to navigation aiding radio systems : en
  • AU108242B2 - Improved advertising device : en
  • AT156806B - Device for generating titre fluctuations in freshly spun rayon threads. : de en
  • AU108251B2 - Improvements in or relating to stokers : en
  • IE15878L - Front axles for motor vehicles : en
  • US2170642A - Slip accounting device : en
  • AT156847B - Method and device for filling and closing flat bags. : de en
  • DE680078C - In a normal metal flush-mounted socket intended for only one installation device to be installed : de en
  • DE680267C - Device for taking up lenticular films : de en
  • GB511878A - Improvements in centrifugal pumps : en
  • IE15752L - Recovery of glycerol : en
  • CA383603A - Dental impression tray : en fr
  • US2170753A - Electric meter : en
  • US2170007A - Liquid container : en
  • US2170416A - Laminated cloth : en
  • CA383602A - Hot strip rolling method : en fr
  • AT156772B - Impeller for single jet liquid meters. : de en
  • US2170309A - Apparatus for drawing plastic material : en
  • CA383589A - Shaft coupling : en fr
  • GB511604A - Improvements in air cleaners : en
  • FR845542A - Process for separating olefins from hydrocarbon mixtures : en fr
  • USD116306S - Design for a dress ensemble : en
  • US2170062A - Supporting leg : en
  • CA383533A - Fence post : en fr
  • DE680176C - Suspender clip : de en
  • DE680231C - Knife head with ring-shaped knives : de en
  • US2170020A - Internal combustion engine : en
  • US2170010A - Tap attaching device for containers : en
  • US2170289A - Mechanism for feeding sheet material and the like : en
  • US2170584A - Circuit breaker : en
  • USD116224S - Design for a display rack or similar : en
  • FR845352A - Bubble cap, for distillation or fractionation column trays : en fr
  • USD116319S - Design for a crawler tractor : en
  • DE680264C - Combat of Fusikladium and Peronospora : de en
  • US2170628A - Process of refining lubricating oils : en
  • GB511877A - A process for producing approximately pure manganese compounds from initial substances of a manganese nature : en
  • DE679987C - Process for the preparation of acridone dyes : de en
  • GB511856A - Improvements in or relating to separators for liquids having different specific gravities : en
  • DE680291C - Flow pressure device for actuating movable aircraft components : de en
  • FR845357A - Manufacturing process of gate valves, and gate valve executed according to this process : en fr
  • GB511807A - Improvements relating to closures for containers : en
  • AU435738A - Means for enlarging small picture details ina television receiver : en
  • AU108221B2 - Improvements in or relating to piston rings : en
  • GB511762A - Improvements in and relating to the construction or erection of large bodies, such as aircraft parts : en
  • US2170557A - Support for flexible hose : en
  • AT156805B - Process for the production of coffee substitutes and coffee additives. : de en
  • AU44839A - Fire resisting compositions for coating or impregnating textile materials andother articles : en
  • US2170142A - Filter impregnating machine : en
  • US2170465A - Wall fixture : en
  • US2170542A - Harness frame : en
  • US2170214A - Radiator used with internal combustion engines : en
  • CA383559A - Convertible internal combustion engine : en fr
  • US2170088A - Stop signal control : en
  • US2170052A - Oxygen-generating composition : en
  • US2170541A - Shuttle tension : en
  • US2170740A - Bottle brush : en
  • DK56563C - Process for the Preparation of Aminobenzolsulfonic Acid Amide Compounds. : da en
  • GB511831A - Improvements in or relating to rotary shears for cutting moving metal strips : en
  • DE680209C - Elastic socket contact for circuit breaker : de en
  • DE680063C - Spotlight placed in the opening of a wall, e.g. of a motor vehicle is installed : de en
  • GB511526A - Improvements connected with baby chairs : en
  • GB511742A - Gyroscope apparatus, particularly intended as an inclination indicator for airplanes and the like : en
  • CA383540A - Motor control system : en fr
  • US2170180A - Vapor phase filtering process for the treatment of hydrocarbon vapors : en
  • USD116236S - Design for a bottle : en
  • GB511533A - An improved tuning arrangement for wireless receivers : en
  • US2170439A - Elastic fiber : en
  • USD116234S - Design for a fudge warmer or : en
  • US2170276A - Inner piston expanding spring : en
  • US2170667A - Water-lubricated bearing : en
  • GB511867A - Improvements in and relating to the manufacture and production of staple fibre : en
  • FR845533A - Electro-dynamic control with vibratory movement for operating machines, in particular for sieves : en fr
  • USD116243S - Design for a metal tray : en
  • DE680166C - Method for attaching contacts to electrical resistance bodies made of sintered, semiconducting metal oxides : de en
  • USD116295S - Design for a pin clip : en
  • US2170338A - Landing indicator for airports : en
  • US2170503A - Milling machine : en
  • GB511568A - Improvements in taps or valves : en
  • GB511607A - Improvements in and relating to electrical apparatus : en
  • DK56579C - Attachment chassis with motor and transmission means, in particular for the operation of agricultural machinery. : da en
  • US2170221A - Toy machine gun : en
  • US2170523A - Track skate : en
  • USD116229S - Design for a bread box : en
  • US2170415A - Rain shield for filling openings of automobile gasoline tanks : en
  • AT156795B - Process for the production of food from cassava flour. : de en
  • FR845475A - Improvements in the manufacture of yarns, in particular glass yarns, by drawing felt webs or strips : en fr
  • DE680051C - Membrane sifter for cellulose, paper pulp, etc. like : de en
  • DE680123C - Catenary : de en
  • GB511923A - Gas detecting apparatus with thermometrical indicator tube : en
  • GB511671A - Improvements in non-refillable bottles : en
  • US2170703A - Garment : en
  • USD116245S - Design for a chest : en
  • FR845490A - Cellulose wool cutting process and device for its production : en fr
  • DE680216C - Circuit arrangement for self-connecting telephones with devices to prevent improper use : de en
  • US2170333A - Conversion of hydrocarbon oils : en
  • USD116257S - Design for a clock : en
  • DE680208C - Device for connecting two concentric high-frequency power lines : de en
  • GB511570A - Improvements in and relating to electric ship's drives : en
  • GB511685A - Improvements in cooling or cold storage containers for ices and other frozen comestibles : en
  • DE680241C - Extinguishing chamber switch : de en
  • US2170054A - Apparatus for boring crankcase bearings : en
  • US2170298A - Electrical distribution system : en
  • DE680131C - Device for continuous photoelectric current control by means of a high vacuum tube : de en
  • FR845379A - Improvement in electrical remote control and signaling systems : en fr
  • GB511930A - Improvements in and connected with the regulation of super-charged internal combustion engines, particularly aircraft engines : en
  • US2170138A - Footwear traction device : en
  • US2170179A - Pick or plectrum : en
  • FR845513A - Material examination camera : en fr
  • DE680096C - Sleeve with bearings for swiveling attachment of flag cloths to flagpoles : de en
  • DK56570C - Remote Control Cable or Conductor with Airspace Insulation. : da en
  • DE680244C - Device to prevent the overloading of Roentgen pipes : de en
  • FR845521A - Device for maneuvering and fixing spare wheels under motor vehicles : en fr
  • FR845402A - Advanced training in electrical transmission devices : en fr
  • US2170496A - Process and apparatus for interacting fluids : en
  • CA383518A - Ferrous section quenching apparatus : en fr
  • US2170706A - Brick grab : en
  • US2170174A - Electric resistance heating element : en
  • FR845506A - Plastic retentive insert template for studded teeth : en fr
  • GB511890A - Improvements in route control systems for railways : en
  • GB511686A - Composition for rendering plaster work and other materials impermeable : en
  • GB511688A - Treatment of wool and woollen materials : en
  • GB511707A - Improvements relating to window raising and lowering mechanisms : en
  • US2170521A - Alarm lock : en
  • US2170417A - Salad dressing : en
  • US2170509A - Reclining chair : en
  • US2170468A - Automatic magnetic tack hammer : en
  • US2170124A - Compounds of the androstane and pregnane series and methods of producing the same : en
  • US2170267A - Alloy steel : en
  • USD116212S - Design for a lamp shade : en
  • GB511896A - Improvements in or relating to a foldable photographic camera : en
  • US2170149A - Hosiery and method of making the same : en
  • FR49878E - Detachment pad container system : en fr
  • FR845422A - Fuel injection device in internal combustion engines : en fr
  • FR845535A - Device for varying the ignition instant of an arc converter : en fr
  • GB511822A - An improved process for stabilising and purifying cellulose triacetate : en
  • GB511833A - Improvements in vehicle mudguards and the like : en
  • FR49859E - Magnesium alloys with high mechanical strength and corrosion resistance : en fr
  • FR845546A - Parasiticide intended for the destruction of animals harmful to agriculture, horticulture, etc., especially of the mollusc group: slugs, groupers, snails, etc. : en fr
  • CA383511A - Transmission chain tensioning device : en fr
  • DE680187C - Arrangement for scanning television images u. like : de en
  • FR845439A - Device for controlling electrical circuits, usable as switch or inverter : en fr
  • FR845538A - Plank roof : en fr
  • US2170563A - Reversible woven elastic fabric : en
  • AU108257B2 - A method of and apparatus for winding tubular masts, poles or like structures : en
  • AT156756B - Electron source for cathode ray tubes. : de en
  • DK56582C - Lifting trolley. : da en
  • USD116254S - Design fob a combined tooth powder : en
  • USD116303S - Design for a dress : en
  • CA383594A - Electric spring contact : en fr
  • FR49896E - Arc chamber switch : en fr
  • GB511569A - Improvements in automatic sprinkler heads : en
  • USD116261S - Design foe an amplifier or the like : en
  • GB511543A - Improvements in and relating to apparatus for producing ground or polished glass strip : en
  • GB511632A - Improvements in tables, tea-trollies and the like : en