• US2171931A - Protector pad for permanent waving : en
  • US2172281A - Scale : en
  • US2171650A - Machine for mounting bottles in cases : en
  • CA383867A - Bituminous lacquer : en fr
  • US2171816A - Bunsen and similar burner : en
  • US2171905A - Truss : en
  • AU108350B2 - Transmission modifying networks : en
  • CA383899A - Staple fibre manufacture : en fr
  • US2172130A - Hose protector : en
  • FR845926A - Process for the treatment of milk in cream separators : en fr
  • US2171795A - Distillation of polymerizable materials : en
  • DE680919C - Lung-operated control for an oxygen supply valve of breathing apparatus : de en
  • US2172286A - Barrel structure : en
  • USD116457S - Design for a sign : en
  • US2171893A - Gas generator : en
  • US2172063A - Chair for use in medical treatment : en
  • CA12519S - Elastic fabric : en
  • DE680679C - Glass replacement : de en
  • DE680830C - Fog lights for motor vehicles : de en
  • US2172093A - Process of manufacturing building arches : en
  • US2171849A - Well cleaner : en
  • US2172013A - Bread tray : en
  • US2172268A - Dough twisting machine : en
  • US2171569A - Press control mechanism : en
  • US2171768A - Disk bedder : en
  • FR846042A - Glare protection device, more particularly applicable to public lighting : en fr
  • US2171822A - Indicating switch : en
  • US2172271A - Method of electrical prospecting : en
  • US2171927A - Balancing machine : en
  • US2172042A - Process and device for producing expansion joints in concrete : en
  • US2172098A - Single station range finder with variable base : en
  • CA383898A - Staple fibre manufacturing apparatus : en fr
  • US2171586A - Press control : en
  • US2171646A - Lubricating oil : en
  • US2171930A - Vacuum discharge apparatus : en
  • DE680680C - Method for scanning magnetic sound carriers : de en
  • US2171628A - Die-casting machine : en
  • FI18591A - Anordning för utpressning av vätskor ur fuktiga banor eller ark av papper, Cellulosa, trämassa, Papp eller liknande : en fi
  • DE680702C - Method and apparatus for continuously producing a continuous strand of plastic material : de en
  • FR845806A - Register machine : en fr
  • DE680805C - Friction disc clutch with flyweights increasing the contact pressure : de en
  • CA383795A - Container opener : en fr
  • AU108398B2 - Improvements inthe manufacture of electric discharge tubes and lamps and particularly ofthe electrodes thereof : en
  • AU400039A - Improvements in and relating togas valves for liquid heaters : en
  • CA383856A - Vehicle wheel : en fr
  • DE680876C - Arrangement for producing gaps between the cigarettes emerging from a stick cigarette machine : de en
  • AU108385B2 - Improvements in apparatus for use in filing systems : en
  • USD116462S - Design fob a statuette ob similab : en
  • FR845841A - Device for the manufacture of centrifuged cement pipes : en fr
  • FR845902A - New presentation of lottery tickets : en fr
  • US2171940A - Sound reproducing apparatus : en
  • US2172120A - Digester top relief screen : en
  • DE680788C - Electrodynamic loudspeaker equipped with several voice coils : de en
  • DE680784C - Wiper piston, especially for gun barrels, with a coating wound around a core in a screw shape : de en
  • AU426338A - Improvements in or relating to electric incandescent lamps : en
  • CA383880A - Sound recording and reproducing apparatus : en fr
  • AU108373B2 - Improvements in or relating to electric incandescent lamps : en
  • US2171962A - Urine albumin test : en
  • US2171960A - Apparatus for handling chewing gum : en
  • DE680900C - Device for baking or roasting food, in particular bread or rolls : de en
  • US2171536A - Electrical system : en
  • US2172082A - Apparatus for thawing water hydrants or the like : en
  • US2172151A - Crushing machine : en
  • DK56644C - Rear wheel fender for Bicycles. : da en
  • US2172250A - Manufacture of mixed organic acid esters of cellulose : en
  • US2171956A - Hair curling : en
  • DE680899C - Garbage incinerator and method of operating the furnace : de en
  • US2172025A - Manufacture ofethylene oxide : en
  • US2172122A - Fluid-controlled pump regulating valve : en
  • US2172186A - Remote control of heavy objects : en
  • US2171754A - Dust disposal device for vacuum cleaners : en
  • CA383801A - Cigarette tipping web material feeding apparatus : en fr
  • DK56645C - Cutting head for razors. : da en
  • US2171600A - Toy jockey : en
  • US2171932A - Apparatus for atomizing liquids : en
  • DK56620C - Bathing cap with sealing edge. : da en
  • DE680689C - Wall bushing for rods on aircraft : de en
  • US2171850A - Method of reconditioning shingled roofs : en
  • US2171642A - Heat transfer device : en
  • USD116507S - Design for a dress : en
  • CA383863A - Typewriter : en fr
  • DE680768C - Detachable clamp connection : de en
  • DE680786C - Process for producing hydrogen using the iron contact process : de en
  • FR845976A - Improvements in looms with fixed weft feeders : en fr
  • DE680619C - Process for the production of knitted fabric and knitting machine for carrying out this process : de en
  • US2171525A - Attrition mill : en
  • FR845906A - Process for obtaining relief designs on fabrics, in particular canvas : en fr
  • DE680738C - Process for high performance for opening and feeding folded sheets in thread sewing machines, wire stitching machines and other machines : de en
  • CA383907A - Acetylene generator : en fr
  • US2172246A - Enlarging apparatus : en
  • US2171762A - Dry ice air conditioner : en
  • US2172163A - Explosion propulsion motor for airplanes : en
  • US2172106A - Continuous process of gas making : en
  • US2172117A - Radio antenna : en
  • USD116472S - Design fob a brooch or similar : en
  • US2172189A - Control for range heat : en
  • US2172303A - Supporting bow : en
  • CA383769A - Magnesium manufacture : en fr
  • US2171865A - Selective control system : en
  • US2171644A - Hair curler : en
  • US2171855A - Dielectric composition : en
  • USD116480S - Design for a display case : en
  • US2171519A - Hydraulically operated surfacegrinding machine : en
  • US2171575A - Pressure control fitting : en
  • USD116476S - Design fob a bracelet : en
  • CA383853A - Sand mould manufacturing machine : en fr
  • CA383894A - Dentifrice : en fr
  • US2171682A - Clothes hanger and lock therefor : en
  • US2171733A - Acoustic device : en
  • US2171630A - Spring clip : en
  • US2171701A - Disabling liquid : en
  • FR846032A - Improvements to control and adjustment devices for variable speed and torque machines : en fr
  • DE680818C - Tobacco cutting machine : de en
  • GR8478B - CIRCULAR ADDITIONAL RANGE SECONDARY CORRECTIONS DIRECTOR P27A. : el en
  • US2171965A - Oily to resinous condensation products and a process of preparing them : en
  • USD116515S - Design for a dress : en
  • US2171883A - Rotary ventilator : en
  • US2172141A - Packing ring : en
  • US2171584A - Control mechanism for pressing machines : en
  • FR846073A - Method and device for loading projectiles : en fr
  • US2171951A - Prefabricated step unit : en
  • US2172309A - Hose supporter : en
  • GR8481B - HOW TO BOOK BOOK BY REINFORCED COVER. : el en
  • US2172229A - Insulation demonstrating device : en
  • US2171802A - Tool holder : en
  • US2172324A - Modulation circuit using a multigrid photoelectric cell : en
  • DE680691C - Handhole cover for aircraft components : de en
  • US2171675A - Paint box : en
  • US2171859A - Electric control : en
  • FR845921A - Advanced self-mower : en fr
  • USD116468S - Design for a plaque or the like : en
  • US2171743A - Flash lamp synchronizer : en
  • US2172110A - Pump : en
  • US2172152A - Radio frequency multipactor amplifier : en
  • US2172307A - Process for the manufacture of colored photographic materials and material therefor : en
  • USRE21200E - Circuit controlling device : en
  • US2172102A - Container filling machine : en
  • DE680666C - Lighting device for railway barriers : de en
  • DE680782C - Developing and fixing box for tape films : de en
  • FR845950A - Process for manufacturing artificial wools and artificial textile fibers, with high thermal capacity, and resulting products : en fr
  • DE680869C - Device for securing the lighting parts on bicycles, especially the lantern, against theft : de en
  • US2171882A - Urea formaldehyde resins : en
  • US2172094A - Clench tube for safeguarding scaffold workers : en
  • DE680856C - Compound drive belt for continuously variable V-belt drive : de en
  • DE680875C - sandal : de en
  • US2172190A - Fuse mounting : en
  • CA383851A - Swimming pool water circulating apparatus : en fr
  • DE680671C - Converter arrangement in which a group of several parallel-connected gas or vapor-filled discharge vessels is connected to one phase of an AC voltage source : de en
  • DK56636C - Sheet iron radiator. : da en
  • USD116491S - Design for a picture frame : en
  • FR845994A - Bundle of printing sheets for accounting, control and statistical machines : en fr
  • FR846059A - Improvement in fixed-blade mounted saws : en fr
  • US2172158A - Electrolytic etching : en
  • CA383833A - Acetylene generator : en fr
  • AU365338A - Transmission modifying networks : en
  • US2171562A - vanore : en
  • US2172052A - Building construction : en
  • US2171949A - Triturating machine : en
  • FR845935A - roller element : en fr
  • US2171860A - Electrically operated control : en
  • US2172296A - Eye protector : en
  • CA383849A - Paper esterification : en fr
  • CA383763A - Animal trap : en fr
  • CA383866A - Oil well treating method : en fr
  • DE680751C - Circuit arrangement for teleprinter systems : de en
  • US2171935A - Safety box for leaking gas lines : en
  • CA383854A - Hydrometer : en fr
  • DK56641C - Transport apparatus for canning and cooling machines in cans. : da en
  • USRE21198E - Internal combustion engine : en
  • DK56623C - Process for the Preparation of Aminobenzolsulfonic Acid Amide Compounds. : da en
  • FR845888A - Lightweight wheel and its manufacturing process : en fr
  • FR846018A - Dyes of the anthraquinone series and their preparation process : en fr
  • CA383817A - Acyl urea production : en fr
  • DE680870C - Clevis for bicycles : de en
  • DE680743C - Tube reducing and sizing mill : de en
  • DE680719C - Drug carrier : de en
  • US2172007A - Typewriting machine : en
  • FR845913A - Electric toy railway : en fr
  • AU415939A - An improved moulded pulp carton or wrapper for fragile articles : en
  • DE680847C - Escalator : de en
  • FR845933A - Bearing unit : en fr
  • FR845903A - Electromagnetic light modulation device for sound recordings : en fr
  • US2172059A - Apparatus for dehydrating food products : en
  • USD116459S - Design for a novelty miniature bab : en
  • FR845941A - Black or dark sulfuric acid decolorization process : en fr
  • FR845981A - Trays for distillation, rectification and washing columns : en fr
  • USD116484S - Design for a linked chain : en
  • FR846097A - Electrostatic generator for collecting solar electric energy and other stars and atmospheric electricity day and night : en fr
  • US2171934A - Container : en
  • CA383831A - Aluminium furnace gas processing : en fr
  • US2171772A - Table with drawer : en
  • US2172238A - Camera shutter : en
  • US2171971A - Illuminated level : en
  • USD116444S - Design for a bedspread : en
  • DE680773C - Anti-slip protection for shoe soles : de en
  • DE680814C - Driving device for motor vehicles : de en
  • DE680742C - Device for switching off the windshield wipers of a motor vehicle : de en
  • AU108415B2 - An improved process forthe production of seed disinfectants : en
  • DE680777C - Method and device for avoiding bending errors or stress distortions in the finishing of metal, especially low-carbon steel sheets : de en
  • USD116456S - Design for a display case : en
  • US2171706A - Last : en
  • US2172016A - Apparatus for pumping wells : en
  • DE680835C - Softener for textile treatment : de en
  • US2171734A - Adjustable vacuum breaker for flush valves : en
  • US2171873A - Calculator : en
  • USRE21203E - Piped air-conditioning and heating : en
  • US2172135A - Suction cleaner motor construction : en
  • DE680792C - Safety and testing device for radio receivers : de en
  • AU108396B2 - An improved method of indicating course lines in radio direction finding systems : en
  • DE680710C - Device for displaying radio programs : de en
  • DE680871C - Drop fork end for the rear wheel on bicycles and motorcycles : de en
  • GR8476B - PERFECTIONS IN A MULTIPLICATION AND FILTERING MACHINE. : el en
  • DK56643C - Motor vehicle with swivel steering wheels. : da en
  • FR845844A - Electromagnetic vibrators : en fr
  • DE680894C - Low frequency amplifier with dynamic expansion : de en
  • US2172327A - Milk strainer cover : en
  • DE680715C - Process for melting or sintering electrical conductors or coils in glass : de en
  • FR845954A - Agents for plasters, priming and patching compositions and sealants : en fr
  • DE680657C - Process for apparatus for mixing liquids : de en
  • FR846089A - Rayon spinning spool : en fr
  • FR846074A - Agglomeration process of fine materials : en fr
  • US2171609A - Toning photographic prints : en
  • US2172099A - Paste tube closure : en
  • US2172300A - Hardening photographic gelatin and emulsion layers : en
  • US2171976A - Process of manufacturing stabilized : en
  • US2172115A - Moistening device for duplicators : en
  • US2172276A - Treatment of hydrocarbons : en
  • USD116513S - Design for a dress : en
  • US2171691A - Humidifier : en
  • FR846003A - Firearm : en fr
  • DE680799C - Turning device for internal combustion engines : de en
  • DE680866C - Process for the preparation of a chromate colloid dispersion for coating printing plates : de en
  • USD116501S - Design fob a dress : en
  • DE680841C - Device for suppressing the noise in electrical machines : de en
  • US2171815A - Refrigeration : en
  • US2172020A - Process of reducing cyclic carbonyl compounds : en
  • FR845814A - Improvements to electricity production and distribution installations, in particular on board ships : en fr
  • US2171542A - Telegraph system : en
  • CA383776A - Brown coal distillation : en fr
  • FR846021A - Process for the manufacture of a product intended to improve the bread-making qualities of fleur de flour or other cereal flours : en fr
  • CA383843A - Locking device : en fr
  • US2172090A - Bottle holder : en
  • USD116483S - Design for a brooch or similar : en
  • US2171709A - Joint-forming and load-transfer assembly for roadways : en
  • US2172161A - Cigarette holder attachment for ash receptacles : en
  • US2171681A - Pipe connection : en
  • US2171721A - Window cleaning machine : en
  • FR845868A - Improvements in the manufacture of microporous objects : en fr
  • USD116511S - Design for a dispenser closure top : en
  • DE680747C - Extraction process : de en
  • FR845842A - Agricultural implement : en fr
  • FR845938A - Assembly and clamping device without bolts, screws or the like : en fr
  • FR845818A - Method and apparatus for manufacturing stocking cuffs and other hosiery items : en fr
  • US2172032A - Gear wheel grinding apparatus : en
  • FR845872A - Improvements to lighting devices and their accessories : en fr
  • FR845971A - Heat source by transformation of electrical energy : en fr
  • FR846092A - Improvements to storage facilities : en fr
  • DE680823C - Arrangement for coupling DC and AC networks via two groups of controlled discharge paths : de en
  • FR845877A - Improvements to the graduation of variable electric capacitors : en fr
  • FR846052A - Bottle holder : en fr
  • US2171761A - Mower : en
  • US2172247A - Fastening device : en
  • FR845803A - Magnetic system for the induction of one or more self-induction coils by pre-magnetization : en fr
  • FR846067A - Improvements in the controls of aircraft control surfaces : en fr
  • FR846093A - Improvements to garages or car parks : en fr
  • US2171998A - Poultry feed dispensing device : en
  • US2171547A - Traction device : en
  • US2171639A - Receiver control circuit : en
  • US2171788A - Darning and weaving device : en
  • FR845964A - Method and device for the manufacture of tubes, starting from strips, by electric welding : en fr
  • US2171693A - Trousers hanger : en
  • US2171921A - Cooling apparatus for treating : en
  • USD116487S - Design for a textile fabric : en
  • DK56642C - Advertising apparatus. : da en
  • CA383876A - Soil product preserving apparatus : en fr
  • FR846008A - Propulsion mechanism for rail vehicles powered by internal combustion engines : en fr
  • FR846045A - Push-operated water tap : en fr
  • US2172006A - Apparatus for balancing abrasive wheels during fabrication : en
  • FR845939A - Assembly device forming a watertight removable seal for building elements : en fr
  • FR846084A - Insulated electrical conductor and method for its manufacture : en fr
  • FR846005A - Apparatus for tying thread, especially in weaving : en fr
  • FR845974A - Improvements to spotting tools : en fr
  • USD116520S - Design fob a textile fabric : en
  • US2171596A - Continuous process of gas making : en
  • US2171916A - Oil burner : en
  • US2172108A - Heating apparatus : en
  • AU108381B2 - Improvements insanitary pans : en
  • US2171862A - Grate for underfeed stokers : en
  • USD116463S - Design for a statuette or similar : en
  • FR846054A - Instructive and demonstration apparatus or toy for the constitution of various machines and electrical devices : en fr
  • AU126839A - Improvements in or relating tothe preparation of greasepaint especially for eyebrows : en
  • USD116493S - Design fob a fur coat : en
  • DE680586C - Electrical control relay for controlling a variable speed drive as a function of a measured variable : de en
  • DE680877C - Thread tensioner that works with damping, especially for slip frames : de en
  • FR845899A - Process for removing sludge from an enclosure : en fr
  • US2171533A - Folding card novelty : en
  • US2171653A - Adjustable column for lamps and other articles : en
  • FR846029A - Stapling device : en fr
  • FR845984A - Improvement at the templets to maintain the width of the fabric : en fr
  • GR8479B - CANNED OIL PACKAGING AFTER MIXING VARIOUS OTHER FOODS. : el en
  • US2171981A - Cleaning of metallic surfaces : en
  • FR845987A - Tie and tie lining : en fr
  • FR845858A - Method for mounting electrical and tubular pipes inside aircraft : en fr
  • DE680834C - Process for the production of rods, tubes or the like from plastically deformable metals : de en
  • US2171902A - Grinding wheel truing apparatus : en
  • US2172213A - End stop for separable fasteners : en
  • US2172217A - Automatic lock slider : en
  • GR8475B - PERFECTIONS ARE CONCERNED IN WELDING THROUGH A FLOUR BURNER (CHALUMEAU). : el en
  • AU108405B2 - Belt packer : en
  • DK56624C - Device for Radio Receivers for Indicating the Right Tune. : da en
  • CA383834A - Acetylene generator : en fr
  • FR845882A - Heat exchange plate : en fr
  • FR845886A - Process for preparing high porosity lignite coke, and product obtained by this process : en fr
  • AU108355B2 - Improvements in or relating to apparatus including a scanning disc for transmitting television and like purposes : en
  • CA383768A - Electric safety switch : en fr
  • DE680676C - Device for the execution of the process for the production and post-treatment of endless artificial fiber strands in a continuous operation : de en
  • FR846012A - Ship log : en fr
  • CA383835A - Pneumatic tire : en fr
  • US2171548A - Grass catcher for lawn mowers : en
  • US2171707A - Liquid dispensing apparatus : en
  • US2171757A - Receptacle filling device : en
  • USD116535S - Design for a dress : en
  • US2172230A - Variable-pitch pulley : en
  • AU108411B2 - Drive mechanism : en
  • US2172256A - Projection apparatus : en
  • AU377338A - Typing table : en
  • US2172084A - Food decoration and method of making the same : en
  • US2172112A - Wire fence : en
  • US2172205A - Electric discharge device : en
  • US2171908A - Clutch : en
  • DE680727C - Device for dismantling a tube folded from a paper web : de en
  • FR846062A - Improvements to films, films, filaments and other shaped products obtained by curing coagulated proteins from their solutions : en fr
  • CA383836A - Cathode ray tube : en fr
  • US2172330A - Selective film printer : en
  • AU390839A - Improvements in apparatus for generating electric currents of sawtooth waveform : en
  • DE680410C - Device for cleaning masking templates : de en
  • DE680686C - Photographic camera with mutual locking between the changing device for the layer carrier and the shutter release : de en
  • USD116541S - Design for a selective counter box : en
  • US2171813A - Drip sheet : en
  • US2172008A - Typewriting machine : en
  • US2172044A - Die : en
  • USD116471S - Design fob a hat : en
  • DE680783C - Device for treating workpieces such. B. stiff caps of footwear, with drinkers : de en
  • DE680922C - Partial jacketed floor with intermediate floor : de en
  • CA383855A - Thrust bearing : en fr
  • AU359138A - Improvements in wheels for vehicles, agricultural implements andthe like : en
  • US2171750A - Lawn mower : en
  • US2171690A - Collapsible poultry crate : en
  • US2171784A - Railway signaling system : en
  • US2171848A - Water cooled grate bar : en
  • US2171858A - Safety control system foe fluid : en
  • CA383873A - Locomotive stoker : en fr
  • CA383857A - Pumping apparatus : en fr
  • AU108376B2 - Improvements in indicators for the position of retractable under carriages in aircraft : en
  • FR845856A - Device for the production of oxygen : en fr
  • US2171789A - Adjustable spring tension pipesupporting means : en
  • US2171844A - Traction wheel : en
  • CA383890A - Automatic phonograph : en fr
  • US2171529A - Control for pressing machines : en
  • AU108353B2 - Improvements in or relating to sound radiators andother articles made of accreted deposited fibres : en
  • AU108363B2 - Improvements in or relating toa method of making sponge rubber : en
  • US2171580A - Electric lamp : en
  • USD116539S - Design for a building or similar : en
  • US2172145A - Roller bearing assembling and lubricating machine : en
  • US2172177A - Frame and wheel axle of motor and other vehicles : en
  • US2172203A - Operation indicator reset : en
  • US2172318A - Marking device : en
  • US2171821A - Hose coupler lock : en
  • US2172029A - Spring shackle : en
  • DE680718C - Process for winding wet spun, washed, dried and twisted bobbin silk : de en
  • FR845907A - Liquid bath air filter : en fr
  • AU108352B2 - Improvements in or relating to cathode ray tubes : en
  • AU357538A - Improvement in terminating circuits for exponential transmission line : en
  • FR845922A - Improved operating mechanism for bicycles and the like : en fr
  • AU108379B2 - Improvements in or relating to automatically variable power transmission gears : en
  • USD116531S - Design for a dress : en
  • US2171787A - Low pressure type refrigeration compressor : en
  • DE680754C - Magnetron arrangement for ultrashort waves using a magnet frame : de en
  • FR845864A - Inhaler : en fr
  • FR846058A - Improvements to liquid or gas measuring distributors : en fr
  • CA383793A - Latch : en fr
  • DE680659C - Process for the production of carbon tetrachloride : de en
  • CA383887A - Telegraph selector mechanism : en fr
  • FR845826A - Roasting spit with removable supports : en fr
  • DE680853C - Fastening device for radio protection caps on spark plugs : de en
  • AU366338A - An improved method of indicating course lines in radio direction finding systems : en
  • FR846026A - Method for examining flour for color and ash content, and devices for carrying out this method : en fr
  • US2171669A - Signaling system : en
  • DE680664C - Pressure abutment for typewriters : de en
  • FR845928A - Condensation products of a resinous nature and process for their preparation : en fr
  • FR845937A - Vats, tanks, cisterns or tanks with removable ceilings or lids or mixed silos : en fr
  • DE680831C - Production of tar- or asphalt-containing covering compounds, especially for road construction : de en
  • US2171530A - Laminated material : en
  • US2171620A - Float valve device for use in metering liquids : en
  • US2171755A - Actuating mechanism : en
  • DE680750C - Control device for electrically set three-aspect form signals with movable signal elements : de en
  • DE680753C - Magnetron arrangement : de en
  • FR845859A - Device for carburettors of internal combustion engines of motor vehicles : en fr
  • GR8468B - METHOD OF RENEWABLE RUBBER AND RELATED PRODUCT. : el en
  • DE680826C - Pressure reducing valve with valve cone located in the high pressure chamber : de en
  • DE680893C - Light signal switching for routes with automatic train control : de en
  • US2171648A - Paper dispensing device : en
  • US2171656A - Display device : en
  • US2171826A - Thread guide : en
  • FR845840A - Metallic paste pigment enhancements : en fr
  • FR845930A - phenolic ethers, monoazo dyes derived from these ethers and process for the manufacture of these various products : en fr
  • DE680711C - Arrangement to keep the speed constant or to achieve synchronization of several DC motors, which are fed via grid-controlled rectifiers : de en
  • US2171966A - Process for reducing kieserite : en
  • FR846069A - Improvements to cable heads for concentric cables : en fr
  • CA383772A - Fuel tank valve : en fr
  • US2172048A - Wall insulation : en
  • US2172156A - Control circuit : en
  • USD116527S - Design for a display figure : en
  • US2171607A - Manufacture of golf balls or the like : en
  • US2171920A - Brush holder : en
  • US2172185A - Mercury pool damping means : en
  • DE680839C - Track breaking machine : de en
  • US2172336A - Shuttle for thread cutting mechanism : en
  • USD116441S - Design for a connecting strip for : en
  • AU108377B2 - Improvements relating to coal and rock cutters ofthe chain type : en
  • FR846064A - Trommel sorter cleaner for gravel or other material : en fr
  • CA383900A - Staple fibre and yarn facture : en fr
  • US2171792A - Attachment for tractors and the like : en
  • US2172045A - Brush for dynamo-electric machines and method of making : en
  • US2172328A - Comparing and sorting device : en
  • US2171634A - Track and vehicle toy : en
  • US2172234A - Turbine drive for locomotives : en
  • US2171687A - Liquid dispensing apparatus : en
  • US2172139A - Engine cooling means : en
  • US2171958A - Air-supplying means for stokers : en
  • US2172251A - Process of coating knit articles and products thereof : en
  • USD116517S - Design for a dress : en
  • US2172175A - Fishing net equipment : en
  • US2172260A - Generating apparatus : en
  • US2171640A - Photographic objective : en
  • US2172005A - Application of rubber or like coverings to large rolls : en
  • US2171853A - Foam remover : en
  • FR845957A - Vacuum distillation process : en fr
  • US2171578A - Process for the reproduction of graining : en
  • DE680736C - Scraper or brake conveyor : de en
  • FR846044A - Circuit breaker for electric storage batteries : en fr
  • USD116496S - Design for a textile fabric : en
  • DE680800C - Process for the operation of detonation combustion power turbines and equipment for this : de en
  • GR8470B - METHOD FOR THE MANUFACTURE OF ACTIVE CARBON PLICES. : el en
  • FR846011A - Method and device for subjecting finely granulated food products, in particular flour, to the action of ultra-violet rays : en fr
  • GR8465B - CONTINUOUS ELECTRODE. : el en
  • FR845989A - Channel edging and other similar objects in mastic asphalt and sandblasted in the mass : en fr
  • FR846039A - Improvements to measuring devices such as potentiometers or bridge devices and similar devices : en fr
  • FR845801A - Sweeper with automatic opening and closing with gate forming shovel-picker : en fr
  • US2171729A - Shuttle guide for looms : en
  • US2171814A - Oil return device for ammonia systems : en
  • US2172172A - Display stand for furniture casters, slides, or the like : en
  • US2172207A - Glow cathode : en
  • US2171568A - Control mechanism for pressing machines : en
  • USD116478S - Design for a pin clip : en
  • US2171587A - Instrument for making perspective drawings from plan and elevation : en
  • US2171727A - Process for the preparation of beta-methyl acrolein : en
  • US2171832A - Brake pedal jack : en
  • DE680658C - Device for mixing, sieving, kneading : de en
  • US2171592A - Tire chain for vehicles : en
  • US2172040A - Heat treatment of massecuite in mixer spouts : en
  • US2171942A - Apparatus for fluid control : en
  • CA383891A - Transporting means : en fr
  • CA383846A - Brake lever safety device : en fr
  • FR845977A - Dynamo support for bicycles and similar vehicles : en fr
  • FR846013A - Rotary hand tool, electrically operated : en fr
  • US2171726A - Detachable coupling for electrical conductors : en
  • US2171903A - Ventilating device : en
  • USD116508S - Design for a dress : en
  • US2172164A - Photoelectric cathode : en
  • AU517938A - A preventative from decay, white ant, and all termites in telegraph poles andthe like : en
  • DE680845C - Method for dividing endless artificial fiber slivers into stacks : de en
  • US2171957A - Oil burner control : en
  • US2172227A - Fluid heat exchange apparatus : en
  • US2171522A - Method of converting hydrocarbons : en
  • US2171535A - Incineration of high moisture refuse : en
  • AU412639A - Improvements in radio aerials : en
  • FR845905A - Improvements to photographic printers : en fr
  • US2172220A - Negative integrator : en
  • US2172319A - Blue print coating : en
  • FR845847A - Foam suppressant for soluble oils : en fr
  • US2171541A - Straight line cut-off saw : en
  • US2171544A - Masking strip : en
  • US2171753A - Ophthalmic mounting : en
  • US2171797A - Hot air conduit filter : en
  • US2171880A - Hair trimming device : en
  • US2171918A - Amplitude filter : en
  • USD116524S - Design for a dress : en
  • DE680767C - Device for evaluating maximum counters or the like that write register strips. : de en
  • US2171619A - Cutting and folding mechanism for printing machines : en
  • US2171767A - Draft regulating device for orchard heaters : en
  • USD116506S - Design for a dress : en
  • FR845817A - Emission side image decomposition device : en fr
  • FR845918A - Device preventing frequency modulation in amplitude-modulated transmitting devices : en fr
  • US2172215A - Separable fastener : en
  • US2172273A - Picture mount : en
  • US2172302A - Fastening device : en
  • US2172335A - Antiturning bobbin for automatic looms : en
  • DE680748C - Process for the production of barium sulfide by reducing barite in a rotary kiln : de en
  • DK56637C - Heating system. : da en
  • DE680787C - Cleaning device on surface condensers, in which the cooling water speed is alternately increased and decreased at short intervals : de en
  • US2171722A - Motion picture apparatus : en
  • US2171676A - Fly and bait kit : en
  • US2172024A - Electric hair brush : en
  • CA383811A - Gear mesh adjusting means : en fr
  • AU113829B2 - An improved moulded pulp carton or wrapper for fragile articles : en
  • US2171570A - Control mechanism for pressing machines : en
  • US2172061A - Electromagnetically operated setting mechanism : en
  • US2172199A - Sheet glass handling apparatus : en
  • US2172333A - Sustaining rotor for aircraft : en
  • CA383797A - Can body : en fr
  • DE680797C - Anti-skid device for leaning ladders : de en
  • US2171819A - Rail anchor : en
  • US2171996A - Electric controlling apparatus : en
  • US2172228A - Process for the manufacture of olefins : en
  • AU365238A - Improvements in dielectric guide wave transmission systems : en
  • US2171604A - Cloth-cutting machine : en
  • US2172128A - Warning and stopping device for knitting machines : en
  • US2172202A - Direct current to alternating current converters : en
  • CA383837A - Bisulphite liquor manufacture : en fr
  • DE680674C - Ceiling light made of insulating material that can be hosed onto a hook by means of a suspension bracket and slid against the ceiling : de en
  • AU108383B2 - Improvements in wool-holders for use in knitting : en
  • US2172088A - Shaft drill safety device : en
  • US2172322A - Base for a slug-casting machine : en
  • US2171887A - Shaft bearing : en
  • DE680793C - Process for cleaning etched electrodes, in particular for use in electrolytic capacitors : de en
  • CA383852A - Colour selector : en fr
  • AU365838A - Improvements in or relating to cathode ray tubes : en
  • AU574138A - Improvements in and relating to signalling systems, particularly ofthe type employing single sideband reception : en
  • US2172304A - Gas treater : en
  • DE680655C - Device for separating solids from liquids : de en
  • US2171521A - Brooder : en
  • US2171741A - Apparatus for synchronizing machines for handling tubular fabric : en
  • US2172055A - Lagging for reels : en
  • AU108356B2 - Improvements relating to bread conditioners : en
  • AU362738A - An internal combustion engine with means for varying the compression ratio : en
  • AU546538A - Improved four stroke internal combustion engine having an extended power stroke : en
  • CA383878A - Spring device : en fr
  • FR845945A - Toiletries : en fr
  • FR846037A - Automatic or similar telephone systems : en fr
  • US2171751A - Remote control system : en
  • US2171776A - Annealing furnace : en
  • US2171900A - Meat-slitting machine : en
  • US2172127A - Condiment holder : en
  • US2172292A - Marine toilet : en
  • FR845809A - Safety valve for steam boilers : en fr
  • CA383775A - Vehicle puller : en fr
  • DE680672C - Method and arrangement for grid control of elastic converters in alternating current networks, in which the phase position of the alternating voltage is subject to at most minor fluctuations : de en
  • USD116525S - Combination muff and pocketbook : en
  • US2171941A - Heating furnace structure : en
  • US2171808A - Vibration generator for test purposes : en
  • AU27039A - Improvements in atomizing flame sprays : en
  • AU533238A - Movable indexing or indicating device : en
  • AU108401B2 - Improvements in or relating to telephone systems including two-party lines : en
  • DE680722C - Method and device for sintering and roasting ores u. like : de en
  • DK56633C - Skin and Skin Removal Procedure. : da en
  • US2171555A - Process to make alpha naphthol soluble in water : en
  • DK56640C - Flexible Hose. : da en
  • DE680886C - Process for producing half-round files with cutting teeth that are milled or otherwise produced by chip removal : de en
  • US2171571A - Illuminated reticle : en
  • US2172011A - Friction clutch rheostat : en
  • US2171946A - Power-operated pneumatic tool : en
  • US2172072A - Magazine knife and blade therefor : en
  • FR846041A - Improvement of the luminous and useful output of cathodic discharge glow lamps and elimination of the blackening phenomenon in the useful part of the glow : en fr
  • CA383850A - Wheel disc : en fr
  • USD116466S - Design foe a king or similar article : en
  • DE680712C - Switching arrangement for the start-up of self-excited alternating current generators : de en
  • US2171623A - Throwing mechanism : en
  • US2172275A - Alkali metal hyposulphites : en
  • FR845932A - Improvements in processes for the manufacture of artificial materials : en fr
  • IE15936L - Treating peat or wood : en
  • US2171692A - Antislipping attachment for shoes : en
  • USD116488S - Design for a textile fabric : en
  • US2172080A - Welding process and apparatus for thin sheet metal : en
  • US2172167A - Automatic hand signal light for vehicles : en
  • CA383875A - Milk product and stabilizer : en fr
  • CA383877A - Produce aerating apparatus : en fr
  • FR845821A - Improvements to the protection of plants against frost : en fr
  • FR845837A - Process for the exchange of temperature between two fluids and their possible mixture and devices for their implementation : en fr
  • FR845953A - Process for the regeneration and preservation of grains, pulses, green vegetables and the like : en fr
  • GR8485B - METHOD OF LIFTING FROM THE BOTTOM OF THE SEA ANY DEPTH OF OBJECTS ANY WEIGHT AND SIZE. : el en
  • US2171870A - Camera tripod : en
  • US2171901A - Process of vulcanizing rubber : en
  • USD116458S - Design for a badge ob the like : en
  • DE680798C - Four-stroke internal combustion piston engine for explosives : de en
  • US2171576A - Method and apparatus for equalizing pressures of, or purging, the fluid contents of a conduit : en
  • US2171994A - Power plant : en
  • USD116538S - Design for a dress : en
  • AU461238A - Improvements in or relating to tank cap protectors : en
  • US2171602A - Apparatus for giving information concerning stocks and bonds : en
  • US2171715A - Reversing gear mechanism : en
  • DE680883C - Putty-free insulator for crane overhead lines or the like. : de en
  • US2171799A - Honing machine : en
  • US2172313A - Automatic reproducing process and machine : en
  • DE680822C - Circuit arrangement for telephone systems with inductively sealed connecting lines : de en
  • US2171915A - Pencil holder : en
  • US2172193A - Device for spraying paint and the like and nozzle therefor : en
  • FR846083A - Folding stretcher : en fr
  • DE680861C - Method and device for loosening agglomerated flour stored in bags for the purpose of preserving the same : de en
  • CA383796A - Metal container : en fr
  • US2171864A - Fuse link : en
  • CA383791A - Gas line safety valve : en fr
  • DE680752C - Circuit arrangement for teleprinting systems with dialer operation : de en
  • US2172219A - Journal box : en
  • FR845802A - Process for the preparation of carbonyl compounds of steroids : en fr
  • FR845965A - Ski binding : en fr
  • FR846086A - : fr
  • DE680855C - Torsion spring shaft coupling : de en
  • US2172071A - Calculating machine : en
  • USD116509S - solomon : en
  • USD116460S - Design for a candle : en
  • US2171937A - Apparatus for fluid control : en
  • US2172136A - Lubricating apparatus : en
  • US2171552A - Process for making rubber articles : en
  • US2172249A - Photographic safelight : en
  • US2171538A - Apparatus for incineration of garbage and refuse : en
  • US2171718A - Collapsible container : en
  • DE680806C - Universal dividing head for milling machines with change gears for the differential dividing process : de en
  • DE680892C - Switch circuit : de en
  • DE680819C - Process for obtaining bromine : de en
  • FR845892A - Process for supplying internal combustion engines recovering the gases contained in the fuel tank : en fr
  • FR846046A - Improvements to nozzles for gasifiers : en fr
  • FR846019A - Measuring device for gases or vapors and liquids to be mixed : en fr
  • CA383790A - Direction indicator : en fr
  • AU528038A - Improvements in or relating to telephone systems including two-party lines : en
  • CA383893A - Cooling unit : en fr
  • US2171685A - Reserve shuttle control for shuttle-changing looms : en
  • US2172047A - Adjustable and collapsible crutch : en
  • FR845975A - Fluid Motor Assembly : en fr
  • DE680708C - List printing machine, in which different columns of a sheet of type line groups are printed next to one another : de en
  • DE680723C - Process for removing magnesium from mixtures containing beryllium : de en
  • DE680716C - Oil firing for smoke tube boilers, especially of locomotives : de en
  • US2172283A - Camera : en
  • US2171812A - Means for intermittent fluid control devices : en
  • US2171886A - Two-speed coaser brake : en
  • AU108399B2 - A preventative from decay, white ant, and all termites in telegraph poles andthe like : en
  • US2171828A - Process for the manufacture of chromiferous azo dyestuffs : en
  • AU108392B2 - Improvements in or relating tothe preparation of greasepaint especially for eyebrows : en
  • AU108391B2 - Unit heater and air conditioner : en
  • GR8462B - PERFECTED METHOD AND APPLIANCE FOR THE MANUFACTURE OF SHAPED METAL PRODUCTS OF SMALL CROSS-CUTTING METAL. : el en
  • CA383882A - Railway car cushioning mechanism : en fr
  • AU108403B2 - Improvements in and relating to signalling systems, particularly ofthe type employing single sideband reception : en
  • CA383799A - Railway vehicle device : en fr
  • CA383879A - Railway traffic controlling apparatus : en fr
  • CA383762A - Paper milk bottle : en fr
  • US2171649A - Automatic frequency control circuits : en
  • USD116479S - Design for a slip : en
  • USD116540S - Design fob an actuator fob wabning : en
  • US2171614A - Electrical regulating system : en
  • US2172267A - Motor and control device therefor : en
  • CA383820A - Modulated carrier wave transmitter : en fr
  • CA383903A - Water heater and incinerator : en fr
  • DE680769C - Device for producing grooves in bore walls : de en
  • FR845997A - Disconnecting device of an electrical circuit : en fr
  • CA383888A - Mercapto aryl thiazole production : en fr
  • USD116445S - Design fob a bedspread : en
  • US2171830A - Dam remover : en
  • US2171677A - Rectifier system : en
  • USD116442S - Design for a bedspread : en
  • CA383764A - Screen : en fr
  • CA383806A - Mechanical impulse repeater : en fr
  • US2171881A - Apparatus for measuring visual efficiency : en
  • US2171621A - Refrigeration apparatus : en
  • US2171829A - Automatic drive and clutch mechanism : en
  • DE680744C - Wringer : de en
  • DE680891C - Circuit for electromagnetically controlled turnout bolts : de en
  • US2171970A - Cathode ray tube : en
  • USD116544S - Design for a vehicle body : en
  • FR845876A - Process for the production of asymmetric trimethinecyanine dyes : en fr
  • FR845931A - Insole for shoes, and method and device for manufacturing this insole : en fr
  • US2171968A - Packing : en
  • US2172176A - Demand meter : en
  • USD116440S - Design foe : en
  • US2172154A - Freight container : en
  • US2172314A - Stable parasiticide : en
  • US2171899A - Liquid gauge : en
  • US2171565A - Control mechanism for presses : en
  • US2171766A - Means for fastening electrode systems in braun tubes : en
  • US2172339A - Photographic camera : en
  • FR846080A - Improvements to leaf radiators intended in particular for flying machines : en fr
  • US2172258A - Fastening sheet metal members : en
  • US2171705A - Luminescent tube : en
  • US2172129A - Refrigerating apparatus : en
  • US2171528A - Apparatus for reclaiming ore and the like from storage piles : en
  • US2171590A - Lubricated valve : en
  • US2171671A - Thermionic valve circuit : en
  • US2171558A - Press control mechanism : en
  • US2171914A - Heat-reactive oil-soluble resin : en
  • FR845944A - Improvements to welt tip trimmers : en fr
  • FR845936A - Method and device for carrying out an exothermic reaction between a gas and a liquid : en fr
  • DE676813C - Self-seller : de en
  • FR846060A - Cryptographic transmission telegraph system : en fr
  • DE680714C - In particular, high pressure metal vapor discharge tubes used to emit radiation : de en
  • DE680913C - Device for relieving the thread flanks of a threaded spindle used for the precise adjustment of the slide of a machine tool : de en
  • FR846096A - : fr
  • CA383779A - Electric control lock : en fr
  • US2171833A - Automatic clutch mechanism : en
  • DE680920C - Motor or bicycle handlebars : de en
  • AU128739A - An improved chair for infants : en
  • AU108372B2 - Improvements inthe separation of cement raw materials orthe like by flotation : en
  • US2171839A - Discharger for centrifugal machines : en
  • US2172165A - Resilient wheel : en
  • US2171696A - Method for making a typewriter type bar rest : en
  • US2172338A - Lens mount : en
  • FR845962A - Folding bidet : en fr
  • FR846002A - Viewfinder for cinematographic cameras : en fr
  • US2172226A - Fuse : en
  • FR846033A - : fr
  • FR846079A - : fr
  • DE679843C - Arrangement for the telephone time announcement : de en
  • CA383826A - Glass cleaning fluid : en fr
  • GR8472B - FILTER FOR WAR GAS IN THE FORM OF FORM SUBSTANCE. : el en
  • FR845947A - Manufacturing process of seamless high pressure vessels : en fr
  • FR845843A - Magnesium alloys : en fr
  • DE680771C - Drawing press for drawing work pieces made of paper, cardboard, cardboard, etc. like : de en
  • DK56635C - Heater for cans. : da en
  • FR845848A - Improvements to television systems : en fr
  • FR846009A - : fr
  • FR846020A - : fr
  • FR845982A - Floating burner : en fr
  • DK56647C - Procedure for Stretching Textile Wicks. : da en
  • US2171712A - Household refrigerator : en
  • US2172206A - Garment cover and the method of constructing the same : en
  • US2172209A - Process for the transmission of sounds and for their reception in the proper volume : en
  • US2171597A - Gas-firing regenerative furnace : en
  • US2172325A - Plastic fluid seal structure : en
  • US2171980A - Electron discharge device : en
  • US2171732A - Hydromotor : en
  • USD116439S - Design fob a spoon or similar article : en
  • FR846077A - : fr
  • US2171924A - Shoe stretcher : en
  • FR845949A - Improvements to wheels for vehicles and to the process for manufacturing these wheels : en fr
  • FR845927A - Cutting devices with adjustable cutting depth : en fr
  • FR845885A - Elastic fluid generator : en fr
  • US2171923A - Wheel for toy electric trains : en
  • DE680825C - Braun tube with a flat fluorescent screen : de en
  • FR845925A - Improvements to furniture casters : en fr
  • US2171631A - Device for cleaning rotating cylinders : en
  • DE680915C - Color raster motion picture film with line raster : de en
  • FR845867A - Method of manufacturing paris articles, in particular artificial flowers : en fr
  • FR845966A - Cooling device for combustion turbine rotors : en fr
  • DE680770C - Device for separating and gluing neck strips in a neck setting machine : de en
  • DE680705C - Drive for railway safety devices : de en
  • USD116498S - Design for a bottle : en
  • FR845825A - Ink ribbon for typewriters, cash registers and the like : en fr
  • DK56625C - Control device for Radio Receivers. : da en
  • FR846055A - Tank for the storage and preservation of agricultural or other products, and method of construction thereof : en fr
  • US2172003A - Platen press : en
  • USRE21193E - Apparatus for refrigerating : en
  • US2172092A - Oiling device : en
  • US2172326A - Method of making electron-emitting cathodes : en
  • US2171892A - Apparatus for grinding : en
  • US2171948A - Roadway guardrail : en
  • US2171939A - Apparatus for fluid control : en
  • US2172174A - Cable hanger : en
  • DE680762C - Arrangement for the amplification of photos : de en
  • US2171999A - Universal joint : en
  • US2171955A - Oil burner control-variable resistance with temperature type : en
  • CA383883A - Railway car cushioning mechanism : en fr
  • FR845993A - Armored dome : en fr
  • FR845895A - Process of melting zinc from zinc dust and similar products containing metallic zinc : en fr
  • FR846016A - Method and device for hot forming of sheets, in particular sheets of magnesium alloys for the construction of airplanes : en fr
  • FR846025A - Installation for advertising : en fr
  • CA383805A - Sheet glass manufacture : en fr
  • US2172187A - Elevator system : en
  • CA383810A - Telephone system : en fr
  • US2172194A - Toaster : en
  • CA383809A - Telephone system : en fr
  • US2172259A - Stapling method and device : en
  • US2171838A - Complex metal compounds of azo dyestuffs and process of making same : en
  • US2172299A - Apparatus for automatically regulating the evacuation of heavy products : en
  • US2171526A - Reduction mill : en
  • US2171907A - Tube bender : en
  • US2171539A - Sand pump : en
  • US2171961A - Blood-sugar test : en
  • US2172105A - Method of firing furnaces : en
  • USD116518S - Design for a dress ensemble : en
  • US2171698A - Pressure regulating apparatus : en
  • US2172321A - Looper mechanism for sewing machines : en
  • US2171938A - Valve body or fitting : en
  • FR845919A - Manufacturing process of a plate or cliché for flatbed printing : en fr
  • DE680850C - Film reel : de en
  • US2172277A - Rectifier power unit and signal shaping arrangement for metallic telegraph circuits : en
  • DE675709C - Shipping envelope or sheet and method for making them : de en
  • US2172169A - Catch and lock mechanism for automobile trunk compartments : en
  • FR845836A - New decorated fabrics : en fr
  • US2171760A - Carton : en
  • US2172196A - Container and package : en
  • US2172208A - Adjustable locking device : en
  • US2171836A - Hair curler : en
  • US2172004A - Supporting foot for adding machines : en
  • US2172243A - Manufacture of abrasive wheels : en
  • US2171695A - Method and apparatus for procuring impressions of the surfaces of the anterior teeth or dental work : en
  • USD116469S - Design for a novelty puzzle : en
  • DE680645C - Depositing device on straight cigarette machines : de en
  • US2172265A - Preparation of saponins : en
  • US2171771A - Railway traffic controlling apparatus : en
  • DE680697C - Shearing device for clear cut : de en
  • US2171679A - Heterodyne receiver : en
  • US2172097A - Air-volume control mechanism : en
  • US2172149A - Sulphonated mineral oils rich in sulphur content : en
  • DE680904C - Pivoting device on geodetic instruments to determine horizontal distances : de en
  • US2172147A - Combustion engine : en
  • US2172293A - Can opener combined with a stopper and a dispensing device : en
  • US2171598A - Insecticidal compositions : en
  • US2172111A - Apparatus for molding plastic material : en
  • US2171728A - Flexible beading : en
  • US2171779A - Cone roller for potato diggers and the like : en
  • US2171978A - System for indicating the values of components of an electromotive force : en
  • US2171601A - Trouser belt : en
  • USD116467S - Design for an automobile radiator : en
  • US2171877A - Spacing sleeve for nails : en
  • DE680809C - Coupling for eccentric presses, crank presses and similar machines that can be indented in two sections : de en
  • DE680810C - Piston pump : de en
  • US2171782A - Hydromechanical transmission for motor vehicles : en
  • US2171775A - Laminated paper : en
  • US2171790A - Refrigerator evaporator : en
  • DE680726C - Sewing machine for the production of a combined seam and cover seam : de en
  • AU108410B2 - Improvements in or relating to cathode ray tubes : en
  • FR845873A - Improvements made to discharge tubes by glow in glass or other insulating material : en fr
  • US2172109A - Alkali soluble cellulose ethers : en
  • US2171974A - Nonremovable closure cap : en
  • US2172069A - Sorting machine : en
  • US2171783A - Internal combustion engine : en
  • FR845968A - Improvements to vehicle seats : en fr
  • US2171658A - Can opener : en
  • CA383838A - Sedimentation apparatus : en fr
  • US2171747A - Speed regulator : en
  • US2171888A - Shearing head : en
  • US2172026A - Automatic governor for internal combustion engines used for driving electric arc welding generators : en
  • US2172237A - Removable camera bed and attaching means therefor : en
  • DE680756C - Arrangement for shortwave intermediate frequency reception by means of Habann tubes : de en
  • DE680701C - Process for making and filling boxes from cardboard : de en
  • DE680812C - Adjustable clutch : de en
  • USD116526S - Design for a dress : en
  • US2171737A - Method of making tally tassels : en
  • US2172070A - Chuck : en
  • AU108387B2 - Improvements in or relating to scraping apparatus : en
  • US2172269A - Telegraph tape transmitter : en
  • US2172329A - Accounting machine : en
  • CA383783A - Hypodermic syringe : en fr
  • DE680735C - Cigarette : de en
  • CA383892A - Milk bottle : en fr
  • DE680815C - Frames, especially for motor vehicles : de en
  • AU508238A - Improvements inthe manufacture of electric discharge tubes and lamps and particularly ofthe electrodes thereof : en
  • FR845958A - Self-priming centrifugal pump : en fr
  • AU40139A - Improvements in or relating to cathode ray tubes : en
  • DE680926C - Glue applicator : de en
  • CA383904A - Shingle : en fr
  • FR845896A - Process for preparing gaseous olefins : en fr
  • CA383807A - Telephone system : en fr
  • US2172014A - Railway traffic controlling apparatus : en
  • CA383860A - Germicide : en fr
  • FR845881A - Bogie for rail vehicle : en fr
  • GR8463B - FIRE MATERIAL. : el en
  • US2171688A - Typewriting machine : en
  • US2171945A - Hose connector : en
  • AU77339A - Improvements in liquid dispensing apparatus : en
  • DE680688C - Process for making photographic dye images : de en
  • FR846088A - Pump : en fr
  • DE680707C - Process for the production of resinous condensation products : de en
  • US2172181A - Connector structure : en
  • US2172083A - Method of treating inorganic mineral slimes in oil wells : en
  • FR845861A - Process for hydrogenation of octenes : en fr
  • FR846006A - : fr
  • FR846022A - Improvements to sewing machine openers : en fr
  • FR845839A - advanced electric heating element : en fr
  • US2171785A - Strip perforating and cutting-off machine : en
  • US2171851A - Process for the manufacture of paints : en
  • USD116516S - Design fob a dress : en
  • US2171723A - Apparatus for coating articles : en
  • US2171781A - Lubricating oil : en
  • USD116532S - Design for a dress : en
  • DE680828C - Process for the manufacture of upholstered bodies : de en
  • CA383842A - Composite metal bearing element : en fr
  • CA383827A - Plaster bandage manufacture : en fr
  • DE680675C - Process for cleaning gas scrubbing liquids : de en
  • AU108357B2 - Movable indexing or indicating device : en
  • US2171560A - Method of and apparatus for fishway collecting systems : en
  • US2171554A - Rod connection and cross head guide : en
  • US2171564A - Control mechanism for presses : en
  • USD116473S - Design fob a brooch ob similar : en
  • US2171744A - Cast metallic denture : en
  • CA383881A - Railway car cushioning mechanism : en fr
  • US2172280A - Fluid seal : en
  • USD116470S - Design fob a chair : en
  • CA383812A - Wobble or swash-plate engine : en fr
  • DE680820C - Circuit arrangement for telephone systems with relay selectors : de en
  • US2171633A - Carpet sweeper brush drive mechanism : en
  • DE680865C - Process for the recovery of the silver which accumulates in the fixing salt solution : de en
  • FR846082A - Method and device for the rational reprofiling of pavements : en fr
  • US2172231A - Impulse transmitting device : en
  • US2171911A - Antihalation layer for photographic sensitive materials : en
  • US2172142A - Safety can : en
  • US2172255A - Film spool cassette : en
  • AU108348B2 - Improvements in wheels for vehicles, agricultural implements andthe like : en
  • AU108359B2 - Improvements in blackboards andthe like : en
  • US2171889A - Boat trailer apparatus : en
  • US2171952A - Cap for thresher blowers : en
  • DK56631C - Electric Soldering Machine. : da en
  • US2172272A - Punch and retainer assembly : en
  • CA383872A - Condensation-proof car : en fr
  • US2172308A - Process for the production of light-sensitive materials for color photographic purposes : en
  • US2172285A - Sulphurized oil : en
  • GR8482B - GUIDANCE SECURITY SYSTEM FOR EXTRACTED GARMENTS. : el en
  • US2171807A - Overfloor raceway fitting : en
  • US2171724A - Automatic lift for cotton presses : en
  • US2171972A - Pressure vessel and method of making same : en
  • FR845846A - Method and means for purifying lubricants : en fr
  • FR845853A - Tube converter, rectifier or transformer with mercury cathode : en fr
  • US2171898A - Ticket-issuing machine : en
  • USD116454S - vaclav : en
  • US2171922A - Apparatus for the treatment of : en
  • US2172015A - Periodic pressure control for electric timing switches : en
  • FR846024A - Railing machine : en fr
  • AU108404B2 - Image reproduction by means of ultra-visible radiations such asx-rays andthe like : en
  • US2171947A - Body mounting : en
  • US2172331A - Air conditioned produce stand : en
  • US2171524A - Concrete form tie : en
  • US2171710A - Commode : en
  • US2171752A - Air cleaner : en
  • US2171979A - Electrical machine : en
  • DE680833C - Central wire withdrawal drum : de en
  • GR8483B - APPLIANCE FOR THE GOLDING (POLISHING) OF THE BREAD IF IT RECOVERS IT. : el en
  • US2171703A - Typewriting machine : en
  • US2171556A - Record sheet for statistical purposes : en
  • USD116450S - Design for a garment supporting : en
  • US2171995A - Method of forming twisted chain links : en
  • US2172079A - Valve : en
  • AU390939A - Improvements in and relating tothe utilization ofthe exhaust gas energy of aircraft engines for propulsion purposes : en
  • CA383770A - Open hearth valve : en fr
  • US2171917A - Combustion apparatus : en
  • US2172144A - Printing plate for rotary rib equipped printing cylinders : en
  • US2171654A - Protector for shoes and the like : en
  • US2171895A - Compensated bimetal thermostat : en
  • US2171991A - Film-winding and film-storing means for coiled films : en
  • CA383832A - Stable hydrous silicate production : en fr
  • FR845822A - Superheterodyne for ultra short waves : en fr
  • AU108382B2 - Loudspeaker membrane : en
  • US2171879A - Insulator for electric heaters : en
  • US2172183A - Apparatus for harvesting frozen confectionery products : en
  • CA383885A - Coin collector base : en fr
  • US2171563A - Control mechanism for presses : en
  • US2172244A - Highway and railway transportation : en
  • US2171878A - Temperature control system : en
  • US2172076A - Production of porous building materials : en
  • USD116448S - Design foe : en
  • USRE21197E - Tooth brush and process of making : en
  • US2171641A - Photographic objective : en
  • CA383800A - Cigarette tobacco feeding apparatus : en fr
  • FR845823A - Improvements to devices for remote adjustment of moving parts, in particular for radio communication devices : en fr
  • US2171811A - Freewheel brake hub driven by a motor mounted in the driving wheel : en
  • CA383848A - Paper making rag preparation : en fr
  • US2171777A - Annealing furnace : en
  • US2172310A - Self-service system for storage and utilization of fuel gases : en
  • US2171594A - Preservation of glandular tissues : en
  • CA383902A - Cellulosic fibrous material fireproofing method : en fr
  • DE680682C - Valve with two seals connected in series : de en
  • DE680618C - Two-cylinder circular knitting machine : de en
  • DE680772C - Device for the operation of pump systems : de en
  • FR845832A - Windshield wipers working automatically : en fr
  • FR845970A - Cycle fork : en fr
  • US2171805A - Resilient material : en
  • DE680720C - Device for skinning fish fillets : de en
  • CA383911A - Collapsible clothes drier : en fr
  • DE680661C - Process for the preparation of cyclic amidines substituted in the amino groups : de en
  • FR845820A - Method and apparatus for determining the shape and controlling the production of geodesic features : en fr
  • AU478738A - Improvements relating to bread conditioners : en
  • CA383771A - Tobacco pipe : en fr
  • AU76439A - Improvements in or relating to scraping apparatus : en
  • CA383781A - Horseshoe protector securing means : en fr
  • CA383830A - Proportioning device : en fr
  • US2171884A - Method of finishing oil wells with gravel packs : en
  • US2171647A - Transmission device : en
  • US2171742A - Printing machine for cylindrical objects : en
  • US2171897A - Automatic toaster : en
  • US2172235A - Loop-forming mechanism for motionpicture machines : en
  • US2172211A - Bakery product : en
  • AU569938A - Improvements in blackboards andthe like : en
  • FR846049A - Control of aircraft power train control units : en fr
  • CA383786A - Tube closure device : en fr
  • US2171804A - Manicurist's hand support : en
  • US2172060A - Printing telegraph system : en
  • US2172162A - Paper bib : en
  • USD116505S - Design fob a dress : en
  • DE680730C - Postcard combined with a mail item (envelope) by means of removable adhesive strips : de en
  • DK56621C - Lighting fixture. : da en
  • FR845912A - Hair dryer helmet : en fr
  • FR846010A - Improvements to armored electrical switches : en fr
  • CA383847A - Aryl derivative manufacture : en fr
  • DE680785C - Process for separating magnetizable material, in particular ores : de en
  • FR845967A - Improvements to liquid-insulated electrical switches : en fr
  • DE680709C - Rail contact for electric railways : de en
  • US2171834A - Automatic power transmitting mechanism : en
  • FR846043A - Drive device for webs such as perforated films : en fr
  • USRE21201E - Machine for removing water from : en
  • US2171933A - Stove : en
  • FR845804A - Tabulator machine for keeping deposit accounts : en fr
  • US2172274A - Straight-line cut-off saw : en
  • FR845863A - Magnetic test apparatus for the examination of metals : en fr
  • FR845959A - Auxiliary products for the improvement of textile materials : en fr
  • CA383824A - Two temperature refrigerator control : en fr
  • DE680901C - Shaft conveyor system : de en
  • FR845805A - Method and apparatus for making multicellular glass : en fr
  • GR8464B - METHOD MAKING THE DIABETHARBONIC OLTO OIL RECEIVED CAN BE USED AS A LUBRICANT OIL. : el en
  • FR845815A - Improvements to gas protection masks : en fr
  • US2171876A - Retort door : en
  • FR846015A - Air-cooled in-line motor automobile : en fr
  • US2171845A - Washing machine : en
  • FR845973A - Installation to avoid disturbances produced by frequency modulation when receiving amplitude modulated transmitters : en fr
  • FR845869A - Control system for electric motors : en fr
  • US2171651A - Measuring and dispensing cap for receptacles : en
  • DE680908C - Cooling device for a cylinder head with a sunken floor for internal combustion engines : de en
  • DE680761C - Arrangement for converting direct current into alternating current : de en
  • US2171950A - Oil burner control : en
  • DE680695C - Device for driving the regulator controlling the ejection process on torpedo ejection tubes : de en
  • US2171635A - Method of making abrasive articles : en
  • US2172125A - Wall plug for insertion in walls, floors, ceilings, and other places : en
  • US2172133A - Separator : en
  • US2172305A - Resins soluble in alcohol : en
  • FR846087A - Pump : en fr
  • FR845980A - Advanced devices for extinguishing cigarettes, matches, etc. : en fr
  • DE680757C - Circuit arrangement for the optional extraction of the operating voltages for a direct current consumer, in particular for a radio receiver, from an alternating current network or direct current network : de en
  • USD116485S - Design for a dress : en
  • DE680872C - Motorcycle with a pendulum sidecar : de en
  • US2172173A - Flexible beam wheel suspension : en
  • USRE21199E - Means fob the : en
  • DE680824C - Gas-filled cathode ray tube with cold cathode provided with a bore : de en
  • US2172212A - Impulse transmitter : en
  • FR845893A - Switchable multiple measuring instrument for direct current and alternating current : en fr
  • FR845910A - Improvements to demodulation devices applicable to telephony on a single frequency band : en fr
  • US2171929A - Sparking plug : en
  • US2171531A - Sound-reproducing system : en
  • US2171817A - Radiator for aviation engines : en
  • DE680749C - Process for activating technical grade sodium azide : de en
  • US2171611A - Method of removing fat from animal casings : en
  • US2172148A - Cooky roller construction : en
  • US2172184A - Non-reflecting window : en
  • AU113827B2 - Improvements in radio aerials : en
  • CA383789A - Portable weed burning eradicator : en fr
  • CA383821A - Modulated carrier wave transmitter : en fr
  • FR845813A - Device for the artificial production of flowers of ice, frost, etc. on storefronts, windows, etc., for advertising purposes : en fr
  • FR845807A - Method for cleaning spark plugs during operation of internal combustion engines : en fr
  • USD116475S - Design for a dress : en
  • US2171964A - Manually and thermostatically operable switch or circuit breaker : en
  • US2172028A - Production of leatherlike surfaces : en
  • US2171704A - Electrical apparatus : en
  • US2172121A - Steering wheel for automobiles : en
  • US2172252A - Mouth-closing device : en
  • US2171638A - Automatic volume control : en
  • US2171660A - Shutter mechanism for roll film cameras : en
  • FR845900A - Passage or stop device : en fr
  • US2171846A - Tractor and means for guiding same : en
  • AU116439A - Improvements in or relating to liquid withdrawal and dispensing means and blood transfusion apparatus : en
  • CA383895A - Television plant : en fr
  • DE680846C - Umbrella frame that can be shortened with telescope-like telescopic pole and roof pole parts : de en
  • DE680882C - Device for traffic with ultrashort waves : de en
  • FR846081A - Transmission systems for television or similar systems : en fr
  • FR845991A - Improvements to presses, in particular screw presses, for materials containing liquid : en fr
  • DE680685C - Sealing insert : de en
  • AU411838A - Process forthe production of catalysts : en
  • USD116481S - Design for a dress : en
  • USD116464S - Design for a statuette ob similar : en
  • DE680764C - Device for producing parallel-walled millings or parallel-axis, cylindrical bores in teeth : de en
  • GR8480B - METHOD AND MEANS TO AVOID EXTRACTION AS OVERBUILDING OF BOILING MILK. : el en
  • USD116495S - Design fob a textile fabric : en
  • DE680663C - Process for the production of phenols : de en
  • US2171605A - Tally register : en
  • US2172021A - Gas generating apparatus : en
  • US2172101A - Oil well pump : en
  • DE680779C - Device for printing the serial number for the machines in registration, e.g. B. accounting machines or cash registers, recorded business processes : de en
  • USRE21194E - Leveling device : en
  • US2171866A - Circuit breaker : en
  • US2171871A - Preparation of organic acids : en
  • US2171637A - Amplification control circuits : en
  • US2171700A - Closure for squeeze tubes : en
  • US2172091A - Weather strip : en
  • FR845983A - Improvement in gas masks : en fr
  • FR845963A - : fr
  • US2171579A - Liquid control system : en
  • USD116494S - Design for a pipe : en
  • FR845986A - Improvements to television sets : en fr
  • DE680755C - Device to eliminate the cracking noises caused by atmospheric and similar disturbances in receivers : de en
  • DK56634C - Hair drying helmet. : da en
  • US2171786A - Tire cover : en
  • USD116452S - Design for a sundial : en
  • US2171573A - Remote control adjusting device : en
  • USD116514S - Design for a dress : en
  • DE680728C - Method for separating a tube folded from a paper web : de en
  • FR846090A - Process for the preparation of compounds of the cyclopentanopolyhydro-phenanthrenes series : en fr
  • DE680660C - Process for the production of solid, pure ammonium lactate : de en
  • CA383906A - Electrical signalling system : en fr
  • FR845914A - : fr
  • FR845934A - roller rail element : en fr
  • FR846071A - automatic equipment for hardening long profile metals and in particular rails : en fr
  • FR845946A - Firearm for shooting against planes : en fr
  • DE680802C - Elastic coupling : de en
  • DE680924C - Multi-strand, self-contained hemp carrying loop for boxes, baskets or the like. : de en
  • DE680687C - Winding arrangement for untwisted endless film strips : de en
  • DE680848C - Framework made of metal pipe sections and slotted dowels : de en
  • FR845812A - Air-heated pulverized coal fireplace : en fr
  • DK56629C - Electric High pressure metal vapor discharge pipe. : da en
  • US2171716A - Projector : en
  • DE680859C - Device for the production of skirt and trouser pocket flaps u. like. on the sewing machine : de en
  • DK56648C - Counting and Filling Machine, especially for Pastilles. : da en
  • US2172038A - Method and apparatus for carrying out respiration analyses : en
  • DE680887C - Method and device for the production of a hollow cylinder-like sleeve made from a wire in zigzag form as a wall dowel : de en
  • FR846099A - Process for the preparation of oxidation products, partially or completely degraded in the side chain, of combinations of the cyclopentanohydrophenanthrene series : en fr
  • DE680700C - Heel with exchangeable walking corner : de en
  • US2171796A - Starch process : en
  • US2172000A - Jumper : en
  • US2172012A - Filling machine : en
  • DE680681C - Arrangement for the steel band meeting : de en
  • US2172081A - Process and apparatus for securing accurately butted sheet ends for welding : en
  • DE680638C - Flash lamp : de en
  • DE680649C - Process for the production of components from hardened steel : de en
  • US2171841A - Safety drive mechanism : en
  • US2172074A - Knitting accessory : en
  • US2172116A - Automatic safety device for vehicles : en
  • US2171622A - Vehicle ventilating system : en
  • US2171780A - Method of inhibiting gum formation in cracked hydrocarbons : en
  • US2172195A - Rotary brush : en
  • USD116534S - Design for a dress : en
  • US2171765A - Process for the polymerization of methyl methacrylate : en
  • FR845917A - Process for the production of polymerization products and products obtained by this process : en fr
  • US2171794A - Combination lipstick and blender : en
  • DE680774C - Softeners for the textile and leather industry : de en
  • US2171711A - Metal container having a solderless side seam : en
  • US2172002A - Automatic diaphragm press : en
  • DE680781C - Method of improving margarine by kneading : de en
  • US2171665A - Signaling apparatus : en
  • US2171599A - Process of making negatives in metal of metal objects of substantially smooth surface : en
  • FR845865A - Apparatus and device allowing distribution and projection on all surfaces of granulated or pulverized materials : en fr
  • CA383840A - Cathode ray tube : en fr
  • CA383845A - Enamel opacifier : en fr
  • FR845838A - Carburetor for internal combustion engines : en fr
  • FR845871A - Interchangeable heel for shoes : en fr
  • FR845874A - Improvements to machines for lining elements, in particular bearings, with metal : en fr
  • FR846035A - Bracelet improvements : en fr
  • DE680717C - Process for the post-treatment of endless artificial fiber strands in a continuous operation : de en
  • FR845960A - Process for the treatment of metal surfaces : en fr
  • US2171674A - Classifier : en
  • US2171730A - Container and closure therefor : en
  • US2172233A - Process of making white leather : en
  • CA383765A - Filament and foil manufacture : en fr
  • AU363738A - Improvements in beacons emitting radiation for guiding air craft and the like : en
  • US2171708A - Package for plastic material : en
  • USD116504S - Design fob a dress : en
  • DE680843C - lubricant : de en
  • US2171606A - Ice cream dipper or dispenser : en
  • USD116449S - Design fob a refrigerating cabinet : en
  • US2172197A - Polyphase transformer connection : en
  • DE680734C - Belt guide for cigarette machines : de en
  • US2172166A - Measuring instrument : en
  • USRE21202E - Changeablextght : en
  • CA383780A - Fluid flow governor : en fr
  • US2172030A - Tunnel lining : en
  • US2172204A - Electrical braking system : en
  • US2171518A - Carton for wax records : en
  • US2171603A - Cutting machine : en
  • US2172132A - Resilient rivet and method of securing resilient blanket to support : en
  • DE680741C - Recirculating compressor assembled with the drive motor and connected to it by a pluggable coupling : de en
  • US2171589A - Involute measuring machine : en
  • US2171778A - Mechanism for casting metals in investment material : en
  • USD116474S - Design for a pocket handkerchief : en
  • CA383870A - Refrigerator car floor rack : en fr
  • DE680737C - Explosion protection : de en
  • FR845995A - Soft and sliding lead for sealing lures for fishing : en fr
  • US2171645A - Automatic volume control circuits : en
  • US2172140A - Dish structure : en
  • US2172114A - Multiple thread back-winding machine : en
  • US2172297A - Electric iron cord control : en
  • USD116489S - Design for a textile fabric : en
  • US2171534A - Automatic transmission : en
  • US2171857A - Automatic station indicator : en
  • DE680829C - Frame for auxiliary parachutes : de en
  • AU112629B2 - Improvements in and relating tothe utilization ofthe exhaust gas energy of aircraft engines for propulsion purposes : en
  • CA383869A - Organic compound bromination : en fr
  • US2172073A - Valve seat for faucets : en
  • AU108384B2 - Improvements in or relating to temperature control devices : en
  • US2171824A - Azo dyestuffs : en
  • US2172066A - Announcing system for ships : en
  • US2171608A - Trimming machine : en
  • USD116451S - Design for a knitted fabric : en
  • US2171655A - Frequency drift compensator : en
  • US2171736A - Art of making dentures : en
  • US2172058A - Process for the concentration of corrosive substances : en
  • CA383901A - Staple fibre product manufacture : en fr
  • US2172017A - Shoe upper forming and pressing machine : en
  • USRE21196E - Multistage compressor : en
  • AU108361B2 - Improvements in or relating to vibrating members for electrodynamic vibration converters haying centreing members : en
  • AU116539A - Unit heater and air conditioner : en
  • DE680840C - Monitoring device for turnouts and signal boxes : de en
  • US2172077A - Clutch control : en
  • CA383859A - Composite louver blade : en fr
  • FR845830A - Capping machine : en fr
  • DE680683C - Gate valve : de en
  • DE680858C - Device for rubbing out several bearing points arranged one behind the other : de en
  • AU108378B2 - An improved portable air cleaner, humidifier and/ or heater : en
  • US2172180A - Vacuum cleaner : en
  • CA383787A - Commodity dispensing apparatus : en fr
  • US2171872A - Torque measuring wrench : en
  • DE680808C - Method of copying lenticular films onto lenticular films : de en
  • DE680867C - Life belt with shoulder straps and a carrying rope attached to them : de en
  • US2172191A - Induction motor punching : en
  • US2171910A - Wheel puller : en
  • US2171993A - Strand handling apparatus : en
  • CA383844A - Latching device : en fr
  • US2171595A - Tube-drawing method : en
  • US2171875A - Suction cup wall shower bracket : en
  • DE680852C - Pipe slide drive for two-stroke internal combustion engines : de en
  • DE653619C - Can-like container carried by a column with replaceable pull-fuse pack : de en
  • US2172248A - Lens assembly : en
  • US2171557A - Press control mechanism : en
  • DE680614C - Drive device for the thread guide rails of flat weft knitting machines implemented with the use of drive chains : de en
  • DE680916C - Light-tight device for rewinding film strips from a single sales pack onto a supply reel for miniature cameras : de en
  • US2171673A - Truss construction : en
  • US2171852A - Range base : en
  • US2171861A - Adjustable mounting means : en
  • DE680694C - Foettinger gear for motor vehicles, consisting of a clutch and a converter, which are alternately put into operation by filling and emptying : de en
  • DE680696C - Tail unit in connection with the screw drive of watercraft and aircraft : de en
  • CA383803A - Sheet glass manufacture : en fr
  • US2172036A - Air rifle : en
  • US2172062A - Tabulating machine : en
  • US2171670A - Electrotherapeutic device : en
  • US2171523A - Safety guard for power presses : en
  • US2171629A - Modulation : en
  • DE680555C - Single block winch : de en
  • DE680873C - Steering device for scooter : de en
  • DE680667C - Impulse generator for telecommunication systems with dialer operation : de en
  • DE680780C - Gate valve : de en
  • CA383782A - Silicate surface coating : en fr
  • USD116446S - Design for a bedspread : en
  • FR845833A - Improvements in casting and in particular in lining and relining of bearings by means of anti-friction metal and similar compositions, and for example of bearings of internal combustion engines : en fr
  • DE680721C - Container with slotted front wall for holding and storing herring : de en
  • DK56638C - Humidifier. : da en
  • DE680918C - Oxygen breathing apparatus with lung-controlled oxygen supply valve : de en
  • FR846076A - Device for automatic selection of currencies : en fr
  • AU478638A - Image reproduction by means of ultra-visible radiations such asx-rays andthe like : en
  • DE680838C - Boiler feed system with a multi-stage centrifugal pump with intermediate extraction : de en
  • US2171582A - Hat fastener : en
  • US2172153A - Process for fiberizing mineral compounds : en
  • US2172232A - Preservative and contact coating for light sensitive devices : en
  • US2171769A - Sheet stripping and separating device : en
  • US2172222A - Centrifugal fluid-treating apparatus and seal : en
  • US2171666A - Measuring device : en
  • US2172168A - Assist cord and coat-hanger bracket for automobiles : en
  • DE680732C - Metal footwear : de en
  • FR846094A - Improvements to accounting machines making it possible to perform the algebraic sum of factors taken from the same document and to record the result obtained in this document : en fr
  • US2172216A - Photographic developer : en
  • FR845862A - Advanced air and gas filter : en fr
  • US2172001A - Method and apparatus for dispersing materials : en
  • CA383767A - Paint brush holder : en fr
  • US2171856A - Vacuum cleaner : en
  • FI18592A - Fan oven for grain dryers : en fi
  • FR846028A - Rotary Printing Roll Duplicator : en fr
  • US2171973A - Safety device for pressure vessels : en
  • AU108366B2 - Improvements in or relating to cathode ray scanning devices : en
  • US2171572A - Bottle-wadding machine : en
  • US2171963A - Condensation product and aqueous solution thereof : en
  • FR846030A - Improvements to ski attachments : en fr
  • AU553838A - Improvements in hydraulic couplings : en
  • US2171943A - Pressure control fitting : en
  • DE680927C - Rolling mill for expanding hollow bodies, e.g. B. pipes : de en
  • FR845904A - Process for improving the waterfastness of dyes produced on textile materials : en fr
  • DE680704C - Device for separating suspended particles from gases or vapors by means of sound waves : de en
  • DE680733C - Low shoe with soft outsole and felt insole : de en
  • FR845875A - Tie racks enhancements : en fr
  • US2172075A - Noncorrosive antifreeze liquid : en
  • US2172118A - Manufacture of massage creams : en
  • US2172282A - Adjustable shelf molding : en
  • US2172298A - Electrical transmission gear, in particular for traction machines : en
  • US2172261A - Pressure control pneumatically operated switch : en
  • US2171800A - Shaft for rewinding machines : en
  • US2172225A - Circuit interrupting device : en
  • US2171626A - Fabric and its manufacture : en
  • DE680804C - Engaging and disengaging clutch with shock absorption : de en
  • USD116512S - Design for a dress : en
  • AU108371B2 - Process forthe production of catalysts : en
  • CA383802A - Sheet glass manufacture : en fr
  • FR846065A - Briefcase, trunk or other luggage, convertible into furniture : en fr
  • FR845948A - : fr
  • AU81439A - Improvements in or relating toa method of making sponge rubber : en
  • FR846063A - Process for the preparation of plastics and elastic materials : en fr
  • FR846066A - Further development of plastic tar emulsions intended for road surfacing : en fr
  • US2172119A - Apparatus for removing rings from cement kilns : en
  • DE680729C - Machine for the production of cross-bottom bags : de en
  • FR845978A - Process for manufacturing a paste or ointment shaped body that does not corrode metallic aluminum : en fr
  • US2171694A - Cutting tool : en
  • CA383896A - Staple fibre manufacture : en fr
  • US2171719A - Reinforced insole unit and method of making the same : en
  • US2171867A - Preparation of alkali metal derivatives of organic substances : en
  • AU365438A - Improvements in radio direction finding systems : en
  • US2171909A - Dust bag for vacuum cleaners : en
  • USD116536S - Design fob a dress : en
  • US2171746A - Shingle : en
  • US2172301A - Process of producing a product having cation-exchanging properties from lignite or peat : en
  • AU375838A - Apparatus for separating solid particles from gases : en
  • US2172150A - Coupling circuit independent of frequency : en
  • US2172340A - Focusing camera : en
  • CA383784A - Pipe lining means : en fr
  • US2172053A - Building block : en
  • US2171745A - Refrigerator : en
  • US2171959A - Carboxylic acids of the cyclopentano-polyhydro-phenanthrene series and a process of preparing them : en
  • US2172126A - Driving mechanism : en
  • US2172320A - Method of dewaxing hydrocarbon oils : en
  • US2172337A - Two part roll holding camera : en
  • US2171725A - Device for treating the hair : en
  • US2172311A - Valved tap plug : en
  • USD116490S - Design for a picture frame : en
  • US2171739A - Stock feed box for paper machines : en
  • US2172157A - Container : en
  • US2172210A - Apparel garment : en
  • AU108351B2 - Improvements in radio direction finding systems : en
  • AU108374B2 - Improvements in or relating to tank cap protectors : en
  • AU359338A - An improved portable air cleaner, humidifier and/ or heater : en
  • US2172263A - Welt support : en
  • CA383839A - Scale beam stop : en fr
  • DK56646C - Bike bell. : da en
  • US2172067A - Accounting machine : en
  • US2171657A - Delayed automatic volume control circuit : en
  • US2172241A - Yarn conditioning process and composition therefor : en
  • FR845894A - Electromagnetically controlled direction indicator, in particular for motor vehicles : en fr
  • DE680740C - Pressure regulating device, especially for compression refrigeration machines : de en
  • DE680857C - Safety valve with seat circulation arranged at a deflection point of the normal flow of the equipment : de en
  • FR846027A - Improvements to so-called bowden flexible transmissions : en fr
  • DE680862C - Display of objects by means of suction cup attachment : de en
  • FR845898A - Secondary electron amplifier : en fr
  • IE15524L - Cartons : en
  • CA383828A - Steel floor and column construction : en fr
  • DK56628C - Welding dynamo of the cross-field type. : da en
  • DE665282C - Process for obtaining spinnable fibers from fiber-containing bark strips : de en
  • US2171618A - Ice creeper : en
  • FR845850A - Improvements to electrical contactors and switches : en fr
  • DE680813C - Jack screw control : de en
  • CA383818A - Pole snubbing device : en fr
  • US2171863A - Ladder : en
  • FR845827A - Device for blocking the moving assembly of relays actuated by electric current : en fr
  • FR845943A - Improvements to bags or containers for the application of coatings of molten metal to various products and to methods for such application : en fr
  • FR846017A - Tool for unlocking and disassembling freewheels from cycles and motorcycles : en fr
  • US2171617A - Gas treatment : en
  • US2172289A - Self-controllable airfoil : en
  • FR846023A - Copper phthalocyanines and their production process : en fr
  • US2171896A - Automatic toaster : en
  • US2171801A - Automobile : en
  • DE680817C - Clamping device for the breech block of automatic firearms : de en
  • FR845952A - Oil-circulating sheet metal radiator and electric heater : en fr
  • US2171986A - Paper and paper making : en
  • FR845901A - Headlight, especially for automobiles and the like : en fr
  • FR845969A - Star engine cooling device : en fr
  • US2172049A - Vehicle brake : en
  • USD116482S - Design fob a brooch or similar : en
  • US2171540A - Building construction : en
  • DE680905C - Holding clamp for laboratory stands and similar purposes : de en
  • FR845923A - Electromagnet to magnetize parts for the non-destructive examination of the material : en fr
  • FR845890A - Rotary melting furnace : en fr
  • FR846061A - Process for the production of low phosphorus thomas steel : en fr
  • FR845940A - Independent wheel device for road vehicles : en fr
  • FR845878A - Cutting and bleeding tool : en fr
  • FR845887A - Method and apparatus for testing objects and more especially wheels and / or tires : en fr
  • GR8466B - HEALTH CONDOMINATION DEVICE FOR TELEPHONE INSTRUMENTS OF THE TYPE HAND HOLDING MICROPHONE. : el en
  • US2171613A - Valve : en
  • AU108388B2 - Improvements in liquid dispensing apparatus : en
  • AU108394B2 - Improvements in beacons emitting radiation for guiding air craft and the like : en
  • FR845824A - Improvements to feedthrough insulators for electrical appliance tanks : en fr
  • US2171553A - Coiling cord and coiler : en
  • US2171583A - Control for pressing machines : en
  • US2171738A - Apparatus for the control of highway crossing signals : en
  • US2171770A - Cigarette tip : en
  • US2172050A - Aperiodic current : en
  • AU89339A - Improvements relating to coal and rock cutters ofthe chain type : en
  • FR845851A - Game : en fr
  • US2172134A - Apparatus for straightening wires and rods : en
  • US2171567A - Collapsible gasholder : en
  • US2172056A - Lagging for reels : en
  • US2172295A - Setting shutter leaf rebound latch : en
  • US2171987A - Synchronous electric motor structure : en
  • US2172317A - Feed control method and system for mills : en
  • US2171925A - Fastening device : en
  • US2172068A - Direction signal blinker system : en
  • USD116500S - Design for a dress : en
  • USD116522S - Design for a combination beverage : en
  • US2172054A - Projectile having its center of gravity in front of the center of resistance : en
  • FR846004A - : fr
  • DE680650C - Polarized electromagnetic system : de en
  • CA383823A - Refrigerating apparatus : en fr
  • US2171926A - Combined tufting head and collet construction : en
  • US2172278A - Stud terminal for rail bonds : en
  • US2171854A - Roller chain bearing : en
  • US2171756A - Signaling system : en
  • USD116503S - Design for : en
  • AU1232008A - Improvements in machines for voting, registering and tabulating : en
  • US2171566A - Pressing machine control : en
  • US2171543A - Shoe upper treating method and apparatus : en
  • US2172312A - Dissolution of ferric sulphate : en
  • US2171717A - Collapsible container : en
  • US2172279A - Aligning arrangement for printing presses : en
  • US2172051A - Building construction : en
  • US2172294A - Ratchet cable release : en
  • US2171748A - Sputum cup : en
  • AU108402B2 - An improved indicating mechanism applicable to weighing measuring or other apparatus : en
  • FR845834A - Device for adjusting the pressure of the brake shoes of vehicles depending on the load on the axles : en fr
  • FR845897A - Automatic amplitude adjustment : en fr
  • AU75839A - Improvements in or relating to grinding machines, particularly for grinding cutting tools : en
  • CA383861A - Acid sodium fluoride manufacture : en fr
  • US2171612A - Apparatus for removing fat from animal casings : en
  • US2172182A - Apparatus for forming, refrigerating, and harvesting multiflavored ice cream and similar substances : en
  • GR8477B - METHOD OF USING THE WHEAT SEED. : el en
  • DE680703C - Pipe slide control for compressed air tools : de en
  • FR846040A - Improvements in the printing of cinematographic films : en fr
  • US2172334A - Sustaining rotor for aircraft : en
  • FR845942A - Plate for heat exchanger devices : en fr
  • US2171714A - Solderless side seam for sheet metal containers : en
  • US2171894A - Apparatus for producing stereographic drawings : en
  • USD116499S - Design fob a dress : en
  • DK56630C - Procedure for Attaching Capacitor Plates. : da en
  • CA383871A - Refrigerator car bulkhead : en fr
  • US2171810A - Motor driven freewheel brake hub for bicycles : en
  • AU425438A - Improvements inthe separation of cement raw materials orthe like by flotation : en
  • US2172332A - Method of preserving celery : en
  • AU425538A - Improvements in or relating to apparatus for maintaining the uniform condition of liquids : en
  • US2171624A - Clarinet : en
  • US2171912A - Internal combustion engine : en
  • AU110944B2 - Improvements in apparatus for generating electric currents of sawtooth waveform : en
  • CA383822A - Modulated carrier wave transmitter : en fr
  • DE680581C - Process for the production of textile fabrics for underwear from cellulosic fibers : de en
  • US2171545A - Protective coating for aluminum and its alloys : en
  • USD116447S - Design for an eraser : en
  • US2171990A - Stator structure for synchronous electric motors : en
  • AU108395B2 - Improvements in and relating to rubber boots and shoes : en
  • US2171662A - Wall-inset heater cabinet for bathrooms, etc. : en
  • US2172253A - Grand piano action : en
  • AU443938A - Improvements in or relating to apparatus including a scanning disc for transmitting television and like purposes : en
  • US2171668A - Valve spring retainer : en
  • US2171827A - Direct-acting hydraulic shock absorber for motor vehicles : en
  • US2172254A - Rim assembly and method of making same : en
  • CA383841A - Television optical system : en fr
  • US2171699A - Pressure regulating apparatus : en
  • US2171977A - Heating plate : en
  • US2172100A - Internal combustion engine : en
  • US2172306A - Drinking fountain head : en
  • DE680864C - Electromagnetic drive device for eye catchers for advertising and other purposes : de en
  • US2171975A - Method and apparatus for treating artificial thread : en
  • CA383864A - Game apparatus : en fr
  • US2171625A - Message reception apparatus : en
  • US2172223A - Safety lamp guard : en
  • US2171516A - Grinding wheel truing apparatus : en
  • US2172043A - Spring reel tape measure : en
  • US2171643A - Transformer-rectifier assembly : en
  • US2171591A - Brush : en
  • FR846070A - Advanced speed governor for diesel or similar engine : en fr
  • US2172239A - Noncondensable gas purger : en
  • DE680860C - Jar : de en
  • DE680693C - Trailer coupling for motor vehicles : de en
  • FR845985A - Substances that stimulate plant growth : en fr
  • FR846100A - Grenade Throwing Blunderbuss : en fr
  • US2171731A - Heel-coating machine : en
  • FR845924A - Improvements in the manufacture and treatment of textile materials : en fr
  • GR8473B - CARTRIDGE FOR ABSORBING METHOD OF CARBON ACID OR CHEMICAL EXCHANGE MASS. : el en
  • US2171585A - Friction brake : en
  • US2171967A - Automatic rod selector mechanism : en
  • DE680837C - Method and device for dewatering peat u. Like. In a rotating screen cylinder by means of centrifugal force : de en
  • FR845831A - Process for collecting lithium salts from minerals containing lithium : en fr
  • DE680849C - Barrel weight scale : de en
  • USD116486S - Design fob a dbess ensemble : en
  • US2172089A - Hydraulic change speed mechanism : en
  • FR846085A - Pump : en fr
  • USD116542S - Design for a glove : en
  • US2172064A - Measuring and control apparatus : en
  • DE680854C - Storage of gear teeth : de en
  • FR846050A - : fr
  • US2171537A - Method and apparatus for producing composite signals : en
  • US2171954A - Plaster lath bundling machine : en
  • US2171615A - Bottle carrier : en
  • US2171735A - Auxiliary air controller for internal combustion engines : en
  • US2172159A - Container closure means : en
  • DE680906C - Two-stroke internal combustion engine, in particular with a crankcase charging pump : de en
  • FR845811A - Uncooled piston, especially for internal combustion engines : en fr
  • FR845999A - Protective devices for electrical devices : en fr
  • FR846095A - Installation for natural energy production : en fr
  • US2172041A - Pickling solution : en
  • US2171988A - Synchronous electric motor structure : en
  • US2172178A - Adjustable arm support : en
  • CA383760A - Hydraulic press : en fr
  • FR846072A - Metal cap for closing containers by crimping : en fr
  • FR845889A - Improvements to ski bindings and special realization of a rear safety binding : en fr
  • FR845908A - Sealing device for drum filters : en fr
  • US2171663A - Drawer-controlling means for medicine cabinets : en
  • US2171664A - Machine locking device : en
  • DE680713C - Arrangement for the mutual exchange of power between two AC networks of the same or different frequency : de en
  • DE680880C - Method for aligning the guide parts of type levers, type rods or the like. : de en
  • FR845810A - Group of reflectors applicable to aircraft to facilitate landing : en fr
  • FR845884A - Improvements to calculating machines : en fr
  • FR846031A - Ski stick : en fr
  • DE680801C - Universal joint : de en
  • AU108389B2 - Gyratory crushing machinery : en
  • AU108414B2 - Improvements in or relating to grinding machines, particularly for grinding cutting tools : en
  • DE680745C - Process for the further processing of waste liquors from cellulose production : de en
  • FR845852A - Process for the treatment of fibrous materials by the wet route and equipment suitable for carrying out this process : en fr
  • CA383874A - Meat curing salt tablet : en fr
  • CA383897A - Staple fibre manufacture : en fr
  • USD116521S - Design for a dress : en
  • US2172087A - Assembling elevator for line casting machines : en
  • CA383908A - Radio system : en fr
  • DE680759C - Fuse for high currents with metal wrapping : de en
  • US2171581A - Combined seat and cover for toilets : en
  • US2171985A - Bolt anchor : en
  • US2172107A - Phase control system : en
  • US2171689A - Internal combustion motor : en
  • US2171798A - Incinerator screen and settling chamber : en
  • US2171791A - Process for rendering textiles water repellent : en
  • US2171823A - Apparatus to test juices : en
  • US2172284A - Refrigerator : en
  • CA383815A - Chemical process : en fr
  • US2171837A - Automatic clutch mechanism : en
  • US2172315A - Follow-up type control device : en
  • US2172046A - Fluorescent or luminescent lamp composition : en
  • US2172291A - Inhibitor and the use thereof : en
  • US2171749A - Submersible motor assembly : en
  • US2172240A - Safety means for motors : en
  • AU395339A - Improvements in or relating to means for keying radio beacon transmitters : en
  • FR846068A - Guide device for gearshift toothed parts, in particular for automobiles : en fr
  • FR846007A - Tobacco supply device for cigar making machines : en fr
  • FR846053A - : fr
  • US2171680A - Trousers hanger : en
  • US2172170A - Internal combustion engine : en
  • USRE21195E - Treating surfaces of fibrous : en
  • US2171652A - Means for treating solids : en
  • USD116533S - Design for a textile fabric : en
  • DK56632C - Procedure for Cracking Hydrocarbon Oils. : da en
  • DE680811C - Rotary lobe pump with self-venting : de en
  • US2171809A - Method of determining the purity of trimethylamine : en
  • FR845816A - Multi-stage compressor : en fr
  • DE680647C - Process for the production of objects from silt : de en
  • DE680617C - Two-cylinder circular knitting machine : de en
  • GR8471B - RONDELLA, HOW TO MAKE IT AND TOOLS FOR THE INDUSTRIAL PERFORMANCE OF THIS WAY. : el en
  • AU369238A - Loudspeaker membrane : en
  • US2171992A - Mixing valve : en
  • US2172086A - Electric socket and electric bulb base : en
  • CA383778A - Skid preventing device : en fr
  • CA383910A - Olefine oxidation : en fr
  • AU359838A - Improvements in or relating to automatically variable power transmission gears : en
  • US2171944A - Steam car heater : en
  • US2171906A - Washboard attachment : en
  • USD116537S - Design for a dress : en
  • AU365938A - Improvements in or relating to sound radiators andother articles made of accreted deposited fibres : en
  • US2171774A - Vibration dampening device : en
  • US2172034A - Device for measuring and testing electric resistances : en
  • USD116455S - Design for : en
  • DE680776C - Device for separating oil in compression refrigeration machines : de en
  • US2171574A - Method and apparatus for cleaning air : en
  • DE680796C - Filter bag in cup shape : de en
  • AU522938A - Improvements in or relating to temperature control devices : en
  • CA383814A - Nitrogenous compound : en fr
  • CA383862A - Sound recording apparatus : en fr
  • US2171831A - Manufacturing method of the piston ring operative on every part of the cylinder with balanced compression : en
  • USD116510S - Design fob a suitcase or similar : en
  • AU141839A - An improved process forthe production of seed disinfectants : en
  • US2171874A - Apparatus for effecting lubrication control : en
  • US2172124A - Motive system : en
  • US2172201A - Switch : en
  • US2171659A - Friction shock absorbing mechanism and process of fitting parts : en
  • AU108362B2 - Improvements in atomizing flame sprays : en
  • CA383808A - Telephone system : en fr
  • CA383773A - Core bit : en fr
  • GR8467B - APPLIANCE FOR HEATING SOLID FOOD, ITS OWN SMALL SALTS BY ELECTRICAL ITEMS, BY DIRECT DIOLECTRIC CURRENT. : el en
  • AU112777B2 - Improvements in and relating togas valves for liquid heaters : en
  • FR846051A - Beaconing system usable in the event of hostilities : en fr
  • CA383774A - Felt cleaner : en fr
  • DE680842C - Device for heating Altoel : de en
  • FR845870A - Improvements to pneumatic tools : en fr
  • US2172009A - Refining copper : en
  • DE680725C - Display device for gas pumps with presetting : de en
  • US2171686A - Boat : en
  • DE680636C - Oil, grease and waterproof items made of paper, cardboard and similar fiber materials : de en
  • DE680670C - Converter arrangement with electrical vapor discharge paths which are provided with an ignition electrode that always touches the cathode material : de en
  • FR846014A - Manufacturing process of artificial fibers and yarns containing pigments : en fr
  • DE680795C - Pressure cooker : de en
  • FR845998A - Windscreen wiper refinements : en fr
  • FR845860A - Longitudinally stable helicopter or gyroplane can be chosen at will : en fr
  • CA383829A - Drying apparatus : en fr
  • DE680763C - Power supply for an electrically heated, low-voltage curling iron : de en
  • FR845880A - Active metal compounds for vacuum tubes : en fr
  • USD116502S - Design for a dress : en
  • US2171616A - Vehicle wheel testing instrument : en
  • US2172236A - Evaporator : en
  • DK56627C - Oil-filled electric High-voltage cable. : da en
  • CA383766A - Porous coating : en fr
  • US2172031A - Strainer : en
  • DE680662C - Process for the preparation of new basic esters of diphenyl acetic acid : de en
  • FR845909A - Improvements to the operating handles of the switches : en fr
  • FR846001A - Direction indicator for motor vehicles and the like : en fr
  • DE680668C - Circuit for receiving modulated carrier vibrations : de en
  • FR846036A - Improvements to curtain watches : en fr
  • US2172037A - Wire-weaving machine : en
  • US2171806A - Tanning material : en
  • US2172035A - Apparatus for the saturation of liquids by gas : en
  • FR845819A - Method for manufacturing symmetrical carbocyanine dyes : en fr
  • US2171593A - Control for pressing machines : en
  • FR846078A - Improvement in connection strips : en fr
  • DE680731C - Padlock with two housing halves : de en
  • FR845829A - Improvements to the propellers with automatically orientable blades : en fr
  • FR845849A - Improvements to vehicles : en fr
  • USD116453S - Design for a combination desk unit : en
  • US2171546A - Surface preparation : en
  • USD116492S - Design for a cover : en
  • US2171928A - Olefin intepolymerization process : en
  • US2172103A - Pump : en
  • US2172323A - Radio tube mount : en
  • US2171527A - Shoe jack : en
  • US2172018A - Machine for and method of making rubber thread : en
  • AU108349B2 - Improvements in dielectric guide wave transmission systems : en
  • DE680896C - Arrangement for the identification of a geographical location by means of a reflector for electromagnetic waves set up at this location and designed as a rotating antenna system : de en
  • FR845835A - Improvements to electrical switches : en fr
  • FR846034A - Aircraft ailerons and curvature flaps : en fr
  • GR8484B - ΤΟΡΠΙΛΛΟΚΟΠΟΣ. : el en
  • US2172290A - Method of and apparatus for synchronizing : en
  • US2171627A - Ophthalmometer : en
  • US2172057A - Air-volume control mechanism : en
  • USD116465S - Design for a statuette or similar : en
  • US2172104A - Agitating, advertising, and dispensing device : en
  • DE680591C - Device for grinding non-spherical, concave or convex surfaces on lenses : de en
  • DE680656C - Device for separating a mixture composed of liquids with different specific weights : de en
  • FR846047A - Discontinuous vibration process, intended to improve the effects of vibration in most of its industrial applications : en fr
  • US2171847A - Liner hanger : en
  • DE680654C - Process for matting and weighting textiles made from cellulose hydraft fibers : de en
  • US2171843A - Vacuum cleaner construction : en
  • US2171713A - Identification device : en
  • US2171842A - Electroplating : en
  • US2172270A - Sheet metal joint and securing means therefor : en
  • FR845916A - Improvements in the manufacture of gray iron : en fr
  • CA383905A - Aluminium reflecting surface : en fr
  • DE680648C - Process for the production of ceramic products, in particular spark plug stones : de en
  • US2172138A - Dumping device for trucks : en
  • US2172033A - Clamp for hair curlers : en
  • US2172287A - Optical device : en
  • USD116443S - Design fob a bedspread : en
  • DE679316C - Device for pressing in V-shaped belt connectors : de en
  • US2171550A - Process for replenishing and supplementing ester and alcohol entrainer content in azeotropic distillation systems : en
  • US2171989A - Synchronous electric motor structure : en
  • FR845920A - Improvement in the supply of internal combustion engines : en fr
  • US2172257A - Film pack construction : en
  • US2172218A - Meter disconnect : en
  • US2172095A - Pump-testing system : en
  • US2172146A - Manufacture of iso-butane : en
  • US2172198A - Tube having a plurality of grids : en
  • DE680807C - Bag making machine : de en
  • FR845855A - Apparatus for treating circulating absorption liquids with liquid chlorine : en fr
  • AU108380B2 - An internal combustion engine with means for varying the compression ratio : en
  • US2171969A - Sound reproducing system : en
  • AU317438A - An improved trap for mice and rats : en
  • DE680914C - Connection of twist drills, milling cutters, reamers and similar tools with their holders : de en
  • DE680844C - Method for inserting rubber weft threads on flat edge knitting machines : de en
  • DK56626C - Portable Radio Receiver. : da en
  • AU108386B2 - Improvements in topical remedies and cosmetics : en
  • AU550138A - Improvements in apparatus for use in filing systems : en
  • CA383777A - Peat treating method : en fr
  • US2172113A - Sheet end deflecting device for duplicators : en
  • US2172264A - Power-propelled vehicle : en
  • USD116461S - Design fob a confection : en
  • AU365738A - Improvements insanitary pans : en
  • US2171868A - Alkali metal derivatives of acetylenic hydrocarbons : en
  • US2172085A - Music stand : en
  • US2171632A - Stove construction : en
  • US2172171A - Production of bright copper : en
  • US2171561A - Air navigation and landing system : en
  • US2172316A - Electron discharge device : en
  • CA383909A - Telephone system : en fr
  • CA383865A - Phenolic compound preparation : en fr
  • US2172019A - Chair base : en
  • US2172192A - Photographic desensitizing : en
  • USD116528S - Design foe : en
  • US2171661A - Telephone system : en
  • AU108390B2 - Improvements in or relating to liquid withdrawal and dispensing means and blood transfusion apparatus : en
  • AU75438A - Improvements in wads for shotgun cartridges : en
  • DE680895C - Method for displaying more than two, preferably three, low-frequency signals : de en
  • AU560238A - An improved indicating mechanism applicable to weighing measuring or other apparatus : en
  • USD116519S - Design for a doll : en
  • USD116497S - Design for a door pull or similar : en
  • DE680706C - Control device for a converter : de en
  • US2171678A - Superheterodyne receiver : en
  • AU108375B2 - Improvements in hydraulic couplings : en
  • CA383884A - Film sound record reproducing system : en fr
  • US2171869A - Preparation of organic cyano compounds : en
  • US2172039A - Rotary internal combustion engine : en
  • US2171825A - Tufting machine : en
  • US2172027A - Stake hinge : en
  • DE680765C - Pressure regulator : de en
  • DK56639C - Drawer Selector and Drawer Release Mechanism for Cash Registers. : da en
  • AU473838A - Improvements in wool-holders for use in knitting : en
  • US2171588A - Safety means for refrigerating units : en
  • US2172065A - Liquid dispensing apparatus : en
  • CA383825A - Insulated wire coating method : en fr
  • US2171919A - Container construction : en
  • USD116530S - Design for a dress : en
  • US2171793A - Microphone : en
  • DE680653C - Clothes handle : de en
  • DE680684C - Needle holder for two-needle sewing machines : de en
  • US2171936A - Reproducing apparatus and method : en
  • US2171517A - Refrigerating apparatus : en
  • AU108413B2 - Improvements in or relating to tool-grinding machines : en
  • DE680790C - Transmitter circuit with automatic compensation of the temperature influence on the frequency : de en
  • FR845879A - Device for periodically increasing the pressure of a gas, especially compressed air, passing through a closed circuit : en fr
  • AU21639A - Improvements in or relating to vibrating members for electrodynamic vibration converters haying centreing members : en
  • AU86439A - Improvements in indicators for the position of retractable under carriages in aircraft : en
  • AU366138A - Improvements in and relating to rubber boots and shoes : en
  • DE680789C - Circuit for suppressing interference and harmonics : de en
  • DE680868C - Frames for motor vehicles : de en
  • US2172245A - Dynamic braking controller : en
  • US2172242A - Preparation of cellulose ethers : en
  • US2172010A - Filling valve : en
  • US2172262A - Ultraviolet filter in multilayer film : en
  • CA383761A - Lumber feeding apparatus after grading : en fr
  • DE680766C - Optical arrangement for defining a direction or a location in the terrain or the like. : de en
  • DE680791C - Multi-directional antenna system : de en
  • AU108368B2 - Improvement in terminating circuits for exponential transmission line : en
  • US2171520A - Automatic electric toaster : en
  • US2171577A - Method of attaching a fitting to a pipe line : en
  • US2171702A - Coin envelope : en
  • FR845915A - Device allowing the assembly and disassembly of free gears on the hubs of cycles and motorcycles : en fr
  • FR845951A - Improvement in the assembly of fabric blinds : en fr
  • US2171953A - Transmission control : en
  • DE664434C - Process for applying photomechanical reproductions to thin wooden boards : de en
  • FR845955A - Improvements to mechanical torque transmitting couplings : en fr
  • IE15626L - Manufacture of vitreous siliceous materials : en
  • CA383785A - Building material : en fr
  • CA383889A - Automatic phonograph : en fr
  • US2171672A - Underwater drilling : en
  • US2172123A - Portable stand : en
  • DE680863C - Switching arrangement for generating incandescent lamp images on an incandescent lamp field which is subdivided into several subfields and is photoelectrically controlled by a film : de en
  • AU142239A - Improvements in or relating to cathode ray scanning devices : en
  • AU75739A - Improvements in or relating to tool-grinding machines : en
  • US2171913A - Pantie girdle : en
  • DE680778C - Process for the electrical transmission of static and moving colored images : de en
  • US2171740A - Control apparatus for liquid coolers : en
  • US2172022A - Shears for cutting plaster bandages : en
  • US2172096A - Rotary hammer mill : en
  • US2171759A - Method for preparing dental restoratives : en
  • US2171885A - Method of permanent hair waving : en
  • US2172131A - Garment hanger : en
  • US2172214A - Automatic locking slider for separable fasteners : en
  • AU108354B2 - Improvements in wads for shotgun cartridges : en
  • AU108370B2 - Typing table : en
  • AU108365B2 - An improved chair for infants : en
  • AU108407B2 - An improved trap for mice and rats : en
  • AU515838A - Belt packer : en
  • US2171549A - Process for azeotropic distillation of aliphatic acids : en
  • DE680912C - Safety valve : de en
  • AU108397B2 - Apparatus for separating solid particles from gases : en
  • CA383794A - Fluid operated log carriage : en fr
  • CA383868A - Gravity meter : en fr
  • AU108408B2 - Improvements in or relating to apparatus for maintaining the uniform condition of liquids : en
  • CA383792A - Label : en fr
  • US2171559A - Control mechanism for pressing machines : en
  • US2171997A - Clamp for bell and spigot joints : en
  • USD116543S - Design for a glove : en
  • GR8474B - FLOOR OF SUSPENDED SUBSTANCES. : el en
  • FR845854A - Tire rim with pneumatic tires and its manufacturing process : en fr
  • FR845956A - Shock absorber containing damping fluid : en fr
  • US2171610A - Variable ratio transmission : en
  • US2171982A - Milk bucket cover and strainer : en
  • USD116529S - Design for a dress : en
  • US2171551A - Device for the lateral stretching of fabric webs : en
  • US2172155A - Electron multiplier tube : en
  • FR845990A - Branch connection for bare conductors : en fr
  • AU118324B2 - Improvements in or relating to means for keying radio beacon transmitters : en
  • CA383813A - Opposed piston axial type engine : en fr
  • CA383819A - Thermionic valve arrangement : en fr
  • FR845992A - Screw steering for motor vehicles : en fr
  • FR846038A - Devices for bringing together in a restricted field of observation the simultaneous indications of several control instruments : en fr
  • DE680739C - High lift safety valve for steam boiler : de en
  • US2171763A - Can cover replacer : en
  • US2172137A - Tubular metal railing structure : en
  • FR846098A - Improvements in insecticides and the like : en fr
  • FR845891A - Speedometers for apparatus such as printing telegraphs and the like : en fr
  • DE680758C - Receiver with mains transformer and rectifier for optional connection to networks of different types of current : de en
  • FR846091A - : fr
  • CA383886A - Telegraph printer : en fr
  • US2171773A - Fastening device : en
  • US2171683A - Nonrefill bottle valve : en
  • AU80039A - Gyratory crushing machinery : en
  • FR846056A - Improvements to current illumination devices h. f. : en fr
  • DE680851C - Arrangement for making magnetic fields visible with the help of a ferromagnetic suspension placed in a test vessel : de en
  • US2171803A - Temperature control system : en
  • US2171983A - Plug switch : en
  • AU9339A - Improvements in topical remedies and cosmetics : en
  • DE680794C - Process for the production of artificial silk threads : de en
  • DK56622C - Procedure for the production of quaternary ammonium compounds. : da en
  • CA383858A - Composite strand treating method : en fr
  • USD116523S - Design for a dress : en
  • DE680602C - Process for clarifying fruit juices, sweet musts and similar products : de en
  • CA383816A - Coating composition : en fr
  • US2171532A - Sound-reproducing system and apparatus : en
  • US2172224A - Toilet seat lid cover and method of attaching drawstrings to the edges thereof : en
  • DE680698C - shoe : de en
  • DE680889C - Machine for stamping laundry items : de en
  • DE680898C - Electric heating plate with at least two heating elements that can move relative to one another : de en
  • FR845988A - Caliper pressure regulator with several holding contacts controlled, with amplification of the force, by the movements of the caliper : en fr
  • US2172266A - Locker box assembly : en
  • US2172179A - Container : en
  • FR846057A - : fr
  • US2171891A - Press for cutting sheet metal : en
  • FR846075A - Unique wardrobe trunk with removable frames transformable into a double wardrobe trunk and a suitcase : en fr
  • US2171684A - Cutting apparatus : en
  • US2172023A - Heat-resistant alloy : en
  • FR845979A - Improvements in the catalytic treatment of hydrocarbons : en fr
  • US2171818A - Wall structure for aircraft compartments : en
  • US2172078A - Accounting machine : en
  • FR845808A - Device for the automatic and temporary increase of the braking force in high-speed railcars and the like : en fr
  • FR846048A - Antenna system for radio guidance or tracking : en fr
  • FR845961A - Mobile artillery piece : en fr
  • US2172143A - Circuit interrupter : en
  • US2172200A - Contact terminal for rectifier plates : en
  • DE680816C - Zipper for shoes of all kinds, especially for high boots : de en
  • FR845857A - Improvements to devices for the protection of electrical power distribution networks : en fr
  • USD116477S - Design for a pin clip : en
  • US2171636A - Noise-limiting circuit : en
  • CA383804A - Sheet glass manufacture : en fr
  • FR845996A - Improvements in the treatment of fabrics and other similar articles : en fr
  • US2171720A - Heel grading machine : en
  • DE679997C - Pest repellants : de en
  • DE680874C - Adhesive applicator equipped with a handle : de en
  • US2171890A - Yarn cheese core : en
  • DE680673C - Control device for converter : de en
  • US2171758A - Winding machine : en
  • US2171820A - License plate assembly : en
  • US2171697A - Alloy : en
  • CA383788A - Image forming device for automobiles : en fr
  • FR845866A - Vacuum regulator with pressure chamber measuring system : en fr
  • US2172160A - Delayed automatic volume control : en
  • US2172188A - Combined sink and garbage can : en
  • US2171835A - Flowerpot cover : en
  • US2171904A - Chassis for motor cars : en
  • US2171840A - Method for determining the position of cement slurry in a well bore : en
  • FR846000A - Needle bearing : en fr
  • US2171667A - Roll-winding mechanism : en
  • US2171984A - Buckle : en
  • AU63039A - Drive mechanism : en
  • US2171764A - Method for making seamless tubing : en
  • US2172221A - Vapor-electric device : en
  • US2172288A - Indicating and control apparatus for radio receivers : en
  • CA383798A - Metal container : en fr
  • FR845972A - Device for ensuring the operation of electric discharge lamps and gas or vapor atmosphere : en fr
  • GR8469B - PERFECT INSTALLATION FOR THE REINFORCEMENT OF WIRELESS PIPES AND OTHER PRODUCING PARTS AND PRODUCTS. : el en