• US2123244A - Control device : en
  • US2123418A - Helmet for therapeutic scalp treatments : en
  • US2123432A - Feeding mechanism or the like : en
  • US2123458A - Structural holding clip : en
  • US2123388A - Combined spring and steering mechanism : en
  • USD110447S - Design for a shoe ob similar article : en
  • CH198650A - Method of making a porous building material. : de en
  • CH198911A - Bell for bicycle. : en fr
  • AU104392B2 - Improvements in and relating in advertising display apparatus : en
  • AT153815B - Process for the production of solid, water-soluble aluminum acetate. : de en
  • AT153837B - Air brake. : de en
  • USD110528S - Design for a valve regulator : en
  • CH198717A - Process for the preparation of an acidic dye. : de en
  • US2123554A - Purification of crude phosphorus : en
  • US2123557A - Typographical slug casting machine : en
  • GB488685A - Improvements in and relating to the production of a brewers' pitch : en
  • US2123457A - Stabilized white oil : en
  • USD110489S - lamport : en
  • US2123809A - Deflector : en
  • CA374997A - Tube deposit removing method : en fr
  • CH198747A - Christmas tree holder. : de en
  • CH198857A - Tube. : de en
  • US2123737A - Fluid dispensing apparatus : en
  • US2123471A - Trap : en
  • US2123784A - Liquid dispenser : en
  • US2123421A - Hair curler : en
  • AU104390B2 - Improvements in motor-vehicle garages : en
  • AT153809B - Method and device for removing surface layers from metal bodies. : de en
  • CA375002A - Pattern effect production on fabrics : en fr
  • CH198818A - Electric discharge tube. : de en
  • DE662337C - Process for the production of cavities in the coal filling chamber furnaces : de en
  • DE662403C - Metal switching chamber for liquid switch : de en
  • CH198651A - Door hinge with lubricator. : de en
  • AT153746B - Automatic ring valve. : de en
  • US2123536A - Process for the manufacture of multicellular glass : en
  • US2123734A - Production of n-vinyl compounds : en
  • DK54974C - Doorless. : da en
  • AT153805B - Device for inward and outward transfer of annealed material in continuous furnaces. : de en
  • CH198805A - Frequency reduction device. : en fr
  • GB488914A - Improvements in underground pipe lines : en
  • US2123387A - Dual digestion process for sewage : en
  • CH198720A - Process for producing low-boiling oils from higher-boiling oils. : de en
  • CH198791A - Two-stroke explosion engine. : de en
  • AT153703B - Device for heterodyne receivers. : de en
  • US2123537A - Method and apparatus for spraying powder or the like : en
  • USD110443S - Design for a shoe ob similar : en
  • US2123374A - Apparatus for varying the stroke of pump rods and the like : en
  • US2123597A - Means of detecting alterations of documents : en
  • US2123507A - Lock switch : en
  • AU104414B2 - Process forthe manufacture of stable mixtures containing laevo-ascorbic acid : en
  • DE662542C - Setting scale for radio sets with insertable station signs : de en
  • US2123294A - Electric heating apparatus : en
  • US2123384A - Copper base alloy article for brazing and method of preparing it : en
  • AT153841B - Device for elastic fastening of the boot heel to the ski. : de en
  • US2123332A - Method for producing edible substances : en
  • USRE20795E - Separable fastener : en
  • US2123183A - Pumping mechanism : en
  • FR829928A - Exhaust system for internal combustion engines : en fr
  • GB488885A - An improved electric cable : en
  • AT153735B - Caterpillar. : de en
  • USD110451S - Design for a lighting fixtuse : en
  • USD110499S - Design for a casing for a vanity : en
  • DE650870C - Device for displaying the air pressure in pneumatic tires in vehicles with pneumatic tires : de en
  • DE662531C - Switching valve chamber for gas meter : de en
  • AT153834B - Automatic railway coupling. : de en
  • NL43515C - : en
  • US2123405A - Cotton cleaner : en
  • CH198768A - Corded wristwatch. : en fr
  • DE662544C - Brush holders for electrical machines : de en
  • DE662581C - Tie holder : de en
  • DE662485C - Circulating steam heating system for ovens : de en
  • DE662495C - Device for conveying easily destructible workpieces, such as cigars or the like. : de en
  • FR48815E - Process for the preparation of anesthetic compounds : en fr
  • US2123552A - Apparatus for shaping thermoplastic sheets : en
  • US2123753A - Railway traffic controlling apparatus : en
  • AU543137A - Improvements in or relating tothe marking or branding of carcasses : en
  • DE662336C - Regenerative composite coke oven : de en
  • FR48805E - Device for limiting aerodynamic forces on flying machines : en fr
  • DE662561C - Star piston engine or pump : de en
  • FR830000A - : fr
  • GB488771A - Hydraulic transmission applicable, in particular, to the braking of vehicles : en
  • DE662513C - Air supply and gas discharge device for gas generators, especially for portable systems : de en
  • FR48808E - Multipurpose Convertible Kitchen Utensil : en fr
  • CA375080A - Combined fan and cutter : en fr
  • DK54973C - Boat decks for Ships. : da en
  • US2123727A - Modulation circuit for retarding field generators : en
  • GB488907A - Improvements in resinous reaction products of inner ethers and natural resin acids: and methods of making the same : en
  • GB488775A - Improvements in view finders for photographic cameras, particularly cinematographic cameras : en
  • GB488857A - Improvements in milling machine tools : en
  • US2123667A - Slip cover : en
  • US2123854A - Poly-nitro compounds of 3-cyclohexyl-phenol : en
  • USRE20799E - Universal joint mechanism : en
  • DE662463C - Device for the post-treatment of freshly spun rayon threads in a continuous operation : de en
  • US2123755A - Dispenser : en
  • US2123818A - Labyrinth packing : en
  • USRE20798E - Art and machine for cutting pat : en
  • US2123204A - Burner : en
  • GB488718A - Improvements in or relating to spray devices for medical or curative use : en
  • CH198753A - On switzerland. Equipment set to be attached to orderly rifle. : de en
  • US2123265A - Method of making cylinder gears : en
  • USD110522S - Design for a dress : en
  • USD110530S - Design for a combined duplex cabinet : en
  • CA375073A - Book binding : en fr
  • DE662482C - Ski binding : de en
  • US2123326A - Bed structure : en
  • AT153848B - Automatic retrieval device for the individual tow ropes of a cable car for skiers. : de en
  • US2123396A - Slicing machine : en
  • GB488583A - Improvements in automatic switches for use in telephone or like systems : en
  • GB488918A - Improvements in textile fabrics and in methods and apparatus for finishing same : en
  • USD110494S - Design for a printed fabric : en
  • CA375075A - Sulphur recovery : en fr
  • GB488721A - Improvements in and relating to roving frames for use in the manufacture of yarn : en
  • US2123794A - Burner for hurricane lanterns : en
  • GB488929A - Improvements relating to the coiling of hair tresses on curler rods such as those used in the permanent waving of the hair : en
  • GB488678A - Improvements in and relating to method and apparatus for treating rayon cakes : en
  • GB488679A - Improvements in or relating to bag filters : en
  • DE662355C - Schwedmittel : de en
  • DE662357C - Device for sealing furnace doors : de en
  • US2123304A - Drying tumbler : en
  • US2123217A - Process for the production of hormones : en
  • US2123456A - Wheeled vehicle : en
  • FR829948A - Method and device for the desulphurization of combustible gases : en fr
  • GB488829A - Manufacture of hydantoins containing the sterol nucleus : en
  • US2123216A - Measuring and surveying device : en
  • GB488745A - Improvements in and relating to the classification of solids in suspension : en
  • GB488756A - Improvements in or relating to stands for electric pressing irons : en
  • GB488820A - Improvements relating to anti-icing devices for aircraft : en
  • AU104428B2 - Improvements in envelope machine : en
  • DE662540C - Process for the profile-wise laying of railways for road pavers : de en
  • NL43609C - : en
  • US2123487A - Match-strip feeding mechanism for : en
  • US2123739A - Knitting machine : en
  • US2123435A - Lamp for road vehicles : en
  • US2123500A - Packer and setting tool : en
  • GB488661A - Improvements in electron multipliers working as oscillators or amplifiers : en
  • GB488701A - A process for improving rubber and synthetic rubber : en
  • GB488806A - Improvements in the lids or covers of boxes, tins and other containers : en
  • GB488815A - Improved manufacture of monovinylacetylene : en
  • US2123481A - Orthopedic insole : en
  • DE662553C - Rotary piston internal combustion engine : de en
  • DK54961C - Fireplace. : da en
  • GB488747A - Improvements in or relating to ultra high frequency electron discharge arrangements : en
  • US2123757A - Pitman pin bearing : en
  • US2123771A - Handle assembly for boxes and the like : en
  • US2123215A - Method of molding multiflavored frozen confections : en
  • CH198709A - Process for the preparation of an azo dye. : de en
  • CH198722A - Process for the production of a synthetic resin suitable for paint preparation. : de en
  • CH198847A - Radio reception circuit with adjustable bandwidth. : de en
  • GB488932A - Manufacture of the substance promoting lactation from the anterior lobes of the hypophysis : en
  • FR829938A - Improvements to reinforced rubber shock absorbers : en fr
  • GB488893A - Improvements in or relating to reversing valve gear for external combustion engines : en
  • GB488921A - Electric micro-balance for weighing and other purposes : en
  • GB488936A - Improvements in and relating to door locks : en
  • CH198644A - Liquid heater. : de en
  • DE662479C - Closure for the exhalation valve of gas masks : de en
  • CH198640A - Heating system. : de en
  • CH198664A - A method of manufacturing furniture and furnishings and decoration, and resulting product. : en fr
  • NL44578C - : en
  • CA375104A - Log peeler : en fr
  • CH198849A - Radio receiver. : de en
  • US2123264A - Display spacer : en
  • US2123407A - Tooth brush : en
  • US2123641A - Mineral oils : en
  • DE662424C - HEPA filter for shelter fan : de en
  • GB488859A - Improvements in or relating to photoelectric cell and amplifier circuits : en
  • USD110432S - Design fob a metal molding strip : en
  • GB488578A - Improvements in or relating to folding photographic cameras : en
  • DK54955C - Modulator for Modulating a Signal incoming in a Radio Receiver with a Frequency locally generated by the Frequency of the incoming Signal. : da en
  • FR829935A - Gyroscopic navigation instrument : en fr
  • DE662458C - Electrical changeover switch, the switching element of which has one switch-off position and two switch-on positions : de en
  • DE662471C - Silencer for internal combustion engines : de en
  • GB488840A - Improvements in or relating to hangers for trousers : en
  • AU489237A - Improvements in mineral luminescent materials : en
  • CA375081A - Belt buckle and connector : en fr
  • US2123538A - Apparatus for the control of highway crossing signals : en
  • US2123542A - Treatment of inhibitors : en
  • US2123862A - Treatment of latex : en
  • US2123599A - Production of polymerization products : en
  • US2123631A - Electrical connecter : en
  • US2123746A - Insulated cable : en
  • CH198774A - Device to limit the momentary total energy demand of several electric resistance welders or welding guns operating simultaneously. : en it
  • DE662367C - Silencers, especially for internal combustion engines : de en
  • DE662469C - Friction wheel lighter with a ignition stone holder pivoted on the friction wheel axis : de en
  • US2123612A - Heat economizer : en
  • US2123291A - Apparatus for rolling strip : en
  • AU222537A - Improvements in and relating to delivery nozzles and valves : en
  • US2123185A - Apparatus for mixing fluids : en
  • US2123815A - Fuel injection pump : en
  • US2123620A - Facing band and multiple band strip : en
  • CH198715A - Process for the production of copper phthalocyanine. : de en
  • CA375059A - Vehicle wheel : en fr
  • CH198744A - Drawing instrument. : de en
  • DE662360C - Supply air mouthpiece : de en
  • DE662400C - Compressed gas switch assembly : de en
  • DE662473C - Process for the production of colored and hardened steel strip, in particular for the production of razor blades : de en
  • DE662563C - Control device for star piston pumps : de en
  • DE662583C - Method and device for cutting off parts of woven fabrics wound in rolls, in particular bandage gauze and the like. like : de en
  • DE662510C - Control device for several grid-controlled discharge vessels : de en
  • DE662457C - Antenna arrangement for the emission of two or more unidirectional radiation : de en
  • DE662597C - Device for heat transfer, in particular for melting or welding metals : de en
  • NL43677C - Process for the manufacture of wires, strings, tapes, films, etc. : en nl
  • US2123622A - Master curtain lifter : en
  • GB488681A - Toasting machine : en
  • GB488720A - Improvements in and relating to collapsable tables, tea-trolleys, display-stands and the like : en
  • CH198894A - Process for the preparation of a resinous condensation product. : de en
  • FR48826E - Priority or crossing device usable in telephone systems, signaling or control systems or similar systems : en fr
  • GB488795A - Improvements in circular looms : en
  • GB488901A - Improvements in and relating to phials : en
  • CA375019A - Indicia tube production for display devices : en fr
  • FR829904A - Insulating body in glass wire : en fr
  • FR48832E - Feeding device for injection engine : en fr
  • US2123402A - Pressing device : en
  • US2123696A - Insulating and waterproofing material : en
  • DE662538C - Process for the production of new quaternary salts : de en
  • DE662564C - Gear change transmission, especially for motor vehicles, with several permanently engaged pairs of helically toothed gears : de en
  • US2123190A - Insecticide and method of making same : en
  • GB488904A - Process for the manufacture of compounds of the etiocholane series : en
  • AT153850B - Device for regulating the brake pressure on air brakes on railway vehicles with hydraulic power transmission. : de en
  • AU296537A - Improvements in envelope machine : en
  • GB488627A - Improvements in sun blinds of the awning type : en
  • GB488623A - Improvements in or relating to brake applying means : en
  • AU104400B2 - Improvements in or relating tothe manufacture of goods of or containing rubber or similar material from aqueous dispersions thereof : en
  • US2123561A - Shuttle-box position selector or indicator : en
  • AU104451B2 - Improvements inthe hulls of mechanically propelled vessels : en
  • CA375054A - Fuse link stick : en fr
  • CH198718A - Method of manufacturing a paint. : de en
  • US2123225A - Building device : en
  • GB488696A - Device for actuating the fuel pump of a diesel-ram : en
  • US2123744A - Take-up mechanism : en
  • DE662460C - Protection circuit for grid-controlled gas or vapor discharge lines : de en
  • US2123706A - Method of manufacture of reflector bulbs : en
  • AT153705B - Device for cementing stamps when grinding stones, chatons and the like. like : de en
  • AT153754B - Self-starting single-phase AC synchronous motor. : de en
  • GB488601A - Angular acceleration responsive means particularly for automatic control devices for aircraft : en
  • GR7524B - MIXTURE OF REFLECTION AND DIFFUSION OF HEATING SOLAR RADIUS AND LIGHTING OF ANY LIGHT SOURCE. : el en
  • GB488790A - Improvements relating to hand-trucks, trolleys, barrows and similar vehicles : en
  • DE662554C - Hydraulic compensation device for the valve control of internal combustion engines u. like : de en
  • CA374996A - Mineral sulphide roasting apparatus : en fr
  • CA375079A - Motor driven razor : en fr
  • DK54969C - Blind sewing device for sewing machines. : da en
  • GB488915A - Improvements in or relating to the manufacture of rubber or like gas expanded structures : en
  • US2123184A - Driving mechanism : en
  • AT153755B - Process for the automatic ignition of mercury vapor converters. : de en
  • AT153844B - Device for increasing the braking effect of compressed air brakes at high speeds. : de en
  • US2123229A - Selector switch : en
  • US2123331A - Coffee maker : en
  • US2123385A - Mounting for ophthalmic lenses : en
  • US2123544A - Method of melting and refining glass : en
  • USD110435S - Design for a metal molding strd : en
  • DE662595C - Electric switch with compressed air drive : de en
  • US2123832A - Treatment of hides, skins, and leather : en
  • DE662450C - Process for the preparation of fluorine compounds of aliphatic hydrocarbons or their aryl derivatives : de en
  • DE662537C - Vertical tube heat exchanger for cooling oleum or other corrosive liquids : de en
  • DE662347C - Control of control centers in which alternating current machines operate on motors with strongly fluctuating speed and load, especially in ship control centers : de en
  • DE662573C - Process for the distortion-free modulation of gas discharge tubes with positive column and heated cathode : de en
  • US2123610A - Display device and folder : en
  • US2123685A - Drive mechanism for shaker conveyers : en
  • GB488892A - Process and apparatus for taking x-ray pictures of parts of the human body : en
  • DE662441C - Single-axle chassis for vehicle trailers trained as field kitchens : de en
  • FR829926A - Ortho and para-aminoarylsulfones and their preparation process : en fr
  • GB488746A - Improvements in oil and water separators for exhaust steam pipes and the like : en
  • US2123790A - Cuff link : en
  • US2123246A - Abietinyl-amino-anthrapyrimidines : en
  • US2123295A - Safety device for aeroplanes : en
  • GB488741A - Shielded electric cable system : en
  • FR48838E - Process for the production of tanning substances : en fr
  • US2123192A - Method of making insecticide : en
  • US2123237A - Sorting machine : en
  • DE662476C - Preservation of green fodder : de en
  • GB488646A - Improvements in or relating to cinematograph projectors : en
  • GB488727A - Improvements in motor generator sets : en
  • USD110519S - Design for a bedspread : en
  • DE640472C - Process for obtaining a pure mixture of carbon dioxide and hydrogen : de en
  • DE662408C - X-ray tubes, especially for fluoroscopy and imaging, with a conical anode surrounded by the cathode : de en
  • DE662562C - Liquid pump : de en
  • ES140105A3 - A procedure to avoid the harmful effects of fumes from media used in medicinal baths. : en es
  • US2123252A - Machine fob booking matches : en
  • US2123273A - Removable mount for firearm sights : en
  • CH198790A - Piston pump for pumping liquid fuel. : de en
  • USD110480S - Design for a coat : en
  • CH198806A - Relay-free automatic voltage regulator. : de en
  • FR48848E - Improvements in dielectric materials : en fr
  • US2123788A - Key seating attachment for lathes : en
  • DE662377C - Locking device for a sliding window : de en
  • DE662500C - Card file with cards staggered laterally in folders on spacers : de en
  • GB488826A - Electric heating cushions : en
  • GB488887A - Improvements in and relating to straight bar rib knitting machines : en
  • US2123213A - Cutter chain : en
  • US2123479A - Filling and vent plug for electric storage batteries : en
  • US2123747A - Control system : en
  • US2123171A - Polishing apparatus : en
  • US2123494A - Photographic camera : en
  • DE662387C - Spring washer made of rolled material, especially for rail bolts : de en
  • DE662404C - Reverse contactor starter for electric motors : de en
  • DK54963C - Procedure for the manufacture of insulation boards and similar articles. : da en
  • CA375043A - Hyposulphite manufacture : en fr
  • DE662519C - Mobile and erectable foam pouring pipe : de en
  • GR7523B - MEN'S IRON IRONING IRON. : el en
  • US2123284A - Knitting machine and method : en
  • USD110452S - Design for a doorframe : en
  • USD110455S - Design fob a doorframe : en
  • US2123478A - Light reflecting device : en
  • DE662352C - Machine for the production of pinch feet for electric light bulbs and discharge tubes : de en
  • GB488748A - An emergency brake for automobile vehicles : en
  • DE662391C - Arrangement for frequency multiplication or division : de en
  • AT153784B - Process for the production of cups, tubes and. Like. By spraying metallic workpieces. : de en
  • GB488837A - Improvements in nozzles for vacuum cleaners : en
  • US2123459A - Electric sign system : en
  • GB488768A - Improved process for the production of viscose : en
  • FR48830E - Method and device for electrically correcting the acoustics of a room : en fr
  • DE662545C - Knitting machine, in particular circular knitting machine, with folding device : de en
  • US2123662A - Safety pressure device : en
  • GB488783A - Process for modifying the properties of natural or artificial amphoteric colloids : en
  • FR48827E - Variable-speed alternating current device for driving lifting devices or others : en fr
  • CA375112A - Ratchet gear mechanism : en fr
  • CH198682A - Process for dyeing leather. : de en
  • US2123260A - Thermal transformer cut-out : en
  • US2123316A - Headrest attachment for bathtubs : en
  • US2123442A - Loud speaker : en
  • US2123463A - effront : en
  • US2123643A - Closure for containers : en
  • DE662492C - Device for the reproduction of image and sound recordings on a common carrier : de en
  • CH198820A - Electric vacuum discharge device with gas or steam filling and metal vacuum vessel. : de en
  • USD110458S - Design for a doorframe : en
  • GB488663A - A bottle with discharge apparatus for ink or other liquids : en
  • GB488865A - Racket stringing machine : en
  • FR48844E - New chromatable anthraquinone dyes and their preparation process : en fr
  • US2123410A - Air duct : en
  • GB574962A - Improvement in belt fed machine guns : en
  • GB488719A - Improvements in or relating to shock absorbers or the like damping means : en
  • GB488927A - An apparatus for automatically washing and sterilizing bed pans and like utensils : en
  • GB488753A - Mechanical toy in the form of a soldier throwing a hand-bomb : en
  • AU104391B2 - Improved apparatus for use inthe recovery of gold andother minerals : en
  • US2123633A - Signal translating apparatus : en
  • US2123821A - Process for fractionally distilling hydrocarbon liquids : en
  • US2123528A - X-ray apparatus : en
  • US2123356A - Flush valve : en
  • CH198765A - Four species calculating machine with printing mechanism and several counters. : de en
  • GB488717A - Improvements in or relating to supersonic heterodyne receivers : en
  • CH198656A - Fireplace door with air distribution device. : en fr
  • AT153740B - Device for setting the injection timing in internal combustion engines. : de en
  • US2123673A - Web roll supply mechanism : en
  • AU275537A - Electron multiplier : en
  • CH198901A - Heat-resistant object in the temperature range of 500-1200 ° C. : de en
  • CH198716A - Process for the preparation of a polymethine dye. : de en
  • GB488600A - Improvements relating to chairs, seats and the like : en
  • CH198858A - Method and device for preventing self-ignition of haysticks. : de en
  • AT153821B - Process for the production of aqueous dispersions from paraffin, wax, bitumen, oils and fats, in particular for glueing and waterproofing paper, fabric and similar fibrous materials. : de en
  • AT153847B - The float can be attached to the swimmer's chest. : de en
  • GB488571A - Improvements in plate heat exchangers for fluids : en
  • CH198872A - Bicycle support. : de en
  • DE662384C - Process for the preparation of resinous condensation products : de en
  • GB488711A - Improvements in or relating to the manufacture of endless friction facings : en
  • DE662590C - Device for producing a concentric line, in particular for high frequency purposes, with spacers lined up on the inner conductor : de en
  • GB488593A - Improvements in or relating to the purification of gas from oxide of nitrogen : en
  • US2123861A - Weighted tractor wheel : en
  • US2123831A - Wheel and axle assembly and process of producing same : en
  • GB488925A - Improvements in kitchen utensils : en
  • AU285637A - Improvements in and relating in aluminium base alloys : en
  • AT153734B - Cooling system for liquid-cooled machines, in particular for vehicle engines. : de en
  • DE662515C - Device for examination using X-rays : de en
  • GB488898A - Arrangements for suppressing mirror frequencies in heterodyne radio receivers : en
  • US2123769A - Speed changing gear : en
  • CA375060A - Book binding : en fr
  • DE1440728U - corner joint for top-hung windows : de en
  • CA375090A - Hydraulic shock absorber : en fr
  • CH198828A - Luminaire for electric light bulbs. : de en
  • CH198860A - Chassis for tank. : en fr
  • US2123509A - Electric vaporizer : en
  • US2123510A - Enlarging apparatus : en
  • USD110520S - Design for a bedspread : en
  • CH198691A - Shoe insole. : de en
  • CH198740A - Process for the production of copies from originals produced positively with hectographic color. : de en
  • DE662344C - Device to prevent frequency or speed deviations : de en
  • DE662382C - Process for the production of acetone : de en
  • US2123483A - Sewing machine lighting fixture : en
  • US2123684A - Differential mechanism for motor vehicles and the like : en
  • USD110491S - Design for a handbag : en
  • CA375021A - Organic acid synthesis : en fr
  • GB488800A - Improved machine for testing the physical qualities of metals : en
  • DE662539C - Type bar typewriter : de en
  • DE662419C - Transmission gear with single toothed gear with Waelz ring on the eccentric : de en
  • USD110529S - Design for a dial plate : en
  • US2123175A - Folding apparatus and method : en
  • GB488708A - Improvements in and relating to methods of and apparatus for the treatment of resins : en
  • AU104410B2 - Improved castrating and detailing implement : en
  • DE662465C - Mattresses, especially for hospital beds : de en
  • DK54968C - Benefits for Compressed Air. : da en
  • AU353937A - Improvements in and relating to hair curling means : en
  • US2123587A - Detachable counterbalance : en
  • AT153756B - Winding with a low resistance to strengthen the electromagnetic field. : de en
  • AU85637A - Improvements in or relating to heat exchangers, finned plates therefor, and method of manufacturing heat exchangers : en
  • CH198827A - Contact device on electric flashlights. : de en
  • US2123642A - Process of producing a gasoline fraction of high antiknock grade : en
  • USD110525S - Design for a dress : en
  • CH198899A - Process for the photomechanical production of printing forms for doctor blade gravure printing. : de en
  • US2123576A - Hard compositions of matter : en
  • US2123427A - Fountain pen : en
  • US2123470A - Control device : en
  • US2123857A - Manufacture of 1,3-dichloro-and 1, 3, 5-trichlorobenzenes : en
  • CA375105A - Headband for book binding : en fr
  • US2123406A - Fountain pen : en
  • US2123444A - Boiler, furnace, or the like : en
  • CA375098A - Aeroplane safety device : en fr
  • US2123731A - Container : en
  • US2123829A - Fuel control and regulation : en
  • DE662516C - Device for measuring the hydrogen ion concentration : de en
  • AT153814B - Process for the preparation of symmetrical diamino quinaldine derivatives. : de en
  • CA374994A - Circuit interrupter : en fr
  • CH198878A - Screw plane. : de en
  • AT153704B - Cash register. : de en
  • CA375069A - Shoe beating machine : en fr
  • CA375014A - Electric tube making machine : en fr
  • CH198661A - Resilient insert for upholstery structures. : de en
  • US2123275A - Protective headgear : en
  • US2123460A - Hans-wolfgang burschkies : en
  • US2123548A - Envelope machine : en
  • USD110439S - Design for a metal molding strip : en
  • DE662351C - Arrangement for parallel operation of more than two grid-controlled steam or gas discharge lines : de en
  • DE662331C - Electron tubes : de en
  • CA375078A - Perforated rubber sheeting : en fr
  • CA375114A - Brick wall panel : en fr
  • AU5379265A - Process for producing organic titanates : en
  • CH198657A - Process for cleaning, bleaching and impregnating wooden surfaces, in particular floors. : de en
  • CH198703A - Process for the manufacture of potassium nitrate. : en fr
  • USD110430S - Design for a combination mail box : en
  • AT153743B - Flexible, flexible storage of instruments or instrument panels on vehicles. : de en
  • CH198713A - Process for the preparation of a chromable dye of the triarylmethane series. : de en
  • DE662529C - Electrolytic capacitor whose cathode, designed as the housing of the capacitor, consists essentially of a film-forming conductor : de en
  • DE662422C - Device for flame cutting holes : de en
  • US2123280A - Typewriting and like machine : en
  • US2123650A - Process for the recovery of aluminum compounds from aluminiferous minerals : en
  • US2123439A - Method of degreasing : en
  • USD110442S - Design for a case for ophthalmic : en
  • USD110496S - Design for a standing lamp : en
  • US2123381A - Method of making expansible diaphragms : en
  • US2123742A - Air conditioning : en
  • NL47490C - : en
  • GB488881A - Improvements relating to hems or turnings on coats or like garments : en
  • CH198815A - Electron Multiplication Tube. : de en
  • CH198891A - Process for the preparation of an N- (dihydro) azine compound of the anthraquinone series. : de en
  • AT153807B - Equipment for processing the nitrous gases from ammonia combustion into nitric acid. : de en
  • AT153820B - Device for removing a liquid from such containing masses, in particular for deacidifying nitrated starch. : de en
  • CA375032A - Electric brake device : en fr
  • US2123422A - Electric plug or outlet : en
  • USD110470S - Design for a tire : en
  • AT153753B - Circuit arrangement for determining the number of pulses from contacts. : de en
  • AU104405B2 - Improvements in machines for moulding shoe heel stiffeners : en
  • AU104425B2 - Process for the production of paraffin hydrocarbons : en
  • AU276137A - Improvements in or relating to cathode ray tubes : en
  • CH198688A - Process for the production of durable stiffened laundry items. : de en
  • CH198771A - Process for the production of hard bodies consisting of at least two hard materials. : de en
  • CH198871A - Anti-skid bandage for car tires. : de en
  • CA375004A - Shuttleless loom : en fr
  • CA375086A - Shipping container : en fr
  • CH198749A - Fabric climbing belts for skis. : de en
  • GB488805A - Improved means for locking nuts : en
  • FR829929A - Machine for sticking labels on bottles placed vertically : en fr
  • AT153730B - Ring plate valve. : de en
  • CA375101A - Automobile glare shield : en fr
  • CH198647A - Kneading machine. : de en
  • CH198794A - Device for regulating the amount of fuel to be injected for internal combustion engines that operate even when the external air pressure changes significantly. : de en
  • AU268537A - Process for the production of paraffin hydrocarbons : en
  • CA375003A - Shuttleless loom : en fr
  • AT153759B - Electric switch with toggle actuation. : de en
  • GB488817A - Improvements in or relating to electron discharge device oscillators : en
  • AT153845B - Device for achieving a rotary movement by hand or foot drive. : de en
  • AU104435B2 - Electron multipliers : en
  • US2123740A - Coloration of materials comprising cellulose derivatives : en
  • GB488599A - Improvements in or relating to reciprocating pumps for spraying apparatus : en
  • AT153711B - Process for reducing magnesia-containing raw materials in an electric furnace. : de en
  • US2123828A - Awning arm : en
  • GB488585A - Improvements in toy aeroplanes : en
  • US2123357A - Nippers for skin and fingernails : en
  • AT153787B - Salt and spice shakers. : de en
  • US2123340A - Liquid conditioning system : en
  • US2123858A - Exhaust deflector : en
  • FR829941A - Hollow conductors : en fr
  • DE662546C - Frame setting for clamping the cover for containers, bags, etc. like : de en
  • DE662596C - Transformer arrangement for converting 3-phase electricity into 12-phase electricity : de en
  • GB488824A - Improvements relating to the packaging of articles : en
  • US2123309A - Attachment plug : en
  • FR48836E - Air vent for fuel supply systems for internal combustion engines : en fr
  • US2123249A - Manufacture and use of synthetic resins : en
  • US2123255A - Pile cutter for double fabric looms : en
  • GB488906A - Improvements in or relating to universal joints : en
  • GB488695A - Electron discharge apparatus : en
  • GB488908A - Improvements relating to stretchers : en
  • FR829910A - Electric motor with belt drive, spring mounted on a rocker support : en fr
  • US2123360A - Apparatus for obtaining linear measurements : en
  • US2123676A - Counterbalance device : en
  • US2123761A - Building insulation : en
  • US2123693A - Air conditioning system : en
  • FR829916A - Process for the polymerization of unsaturated hydrocarbons : en fr
  • US2123511A - Pencil sharpening device : en
  • US2123231A - Support clip attachment for miniature electric lamps : en
  • US2123766A - Process of preparing aluminum chloride : en
  • USD110512S - Design for a box : en
  • US2123188A - Door stop : en
  • US2123827A - Ice crusher : en
  • GB488603A - Method of and apparatus for producing hollow glass bodies : en
  • GB488759A - Improvements in or relating to furnaces for the heat treatment of metals : en
  • GR7517B - HOW TO DECORATE DECORATION ON UTENSILS IN SILVER PORCELAIN. : el en
  • US2123653A - Process for the manufacture of : en
  • DE602469C - Weighing device for the automatic specification of the weight of the poekellake to be fed to the meat : de en
  • GB488794A - Improvements in the treatment of cellulose derivative filaments, yarns and the like : en
  • US2123686A - Tubular cathode for electron discharge devices : en
  • US2123865A - Fastening means for tire chains : en
  • USRE20791E - Self-closing combination lock : en
  • DK54954C - Light Modulation Apparatus and Procedure for its Use in Television Broadcasting. : da en
  • GB488856A - Process for the production of valuable high boiling products by the treatment of solid carbonaceous materials with hydrogenating gases : en
  • CH198695A - Roller mill for grain. : de en
  • US2123376A - Measuring instrument : en
  • DE662502C - Address printing machine : de en
  • US2123512A - Separable fastener : en
  • GB488550A - Improvements in or relating to the manufacture of bricks, tiles, artificial stone, concrete and the like from mineral waste material : en
  • US2123583A - Auxiliary valve structure for concrete pumps : en
  • FR829924A - Welding device : en fr
  • US2123712A - Lubricating device : en
  • FR48820E - Improvement in automatic flushing devices and the like : en fr
  • GB488689A - Process for the manufacture of matches : en
  • GB488692A - Improvements in rubber mixtures : en
  • GB488825A - Improvements relating to water-tube steam generators : en
  • GB488919A - Improvements in and relating to motor vehicles : en
  • GB488909A - Improvements in and relating to percussion fuzes for projectiles : en
  • US2123222A - Sanding machine : en
  • US2123598A - Fishhook : en
  • US2123248A - Insoluble reaction products of peat and process of making same : en
  • US2123577A - Fluid measurement apparatus : en
  • DE662579C - Sound film playback device designed as an additional device : de en
  • GB488570A - Improvements in rotary distributors for use with ignition circuits of internal combustion engines and for like purposes : en
  • GB488713A - Improvements in or relating to electric condensers : en
  • DE662375C - Motor vehicle : de en
  • DE662494C - Seat with backrest, especially for motor vehicles : de en
  • GB488590A - Improvements in and relating to bearings and bearing materials : en
  • AT153778B - Clothes rack. : de en
  • US2123205A - Hydrocarbon oil treatment : en
  • GB488625A - Improvements in or relating to motor fuels : en
  • GB488804A - Improvements relating to the measurement and supply of liquid reagents to water or other liquid : en
  • GB488995A - Improvements in or relating to the construction of windows : en
  • GR7512B - DEVICE FOR NEUTRALIZATION OF RADIO PARASITES. : el en
  • GR7521B - MANUAL PRESS FOR FORMING AND APPLICATION OF SIGNS OF VARIOUS CARDBOARD OR PAPER BOXES. : el en
  • CH198700A - Filter apparatus with hand pump. : de en
  • GB488828A - Improvements in lenses : en
  • US2123592A - Paper bag distributor : en
  • CH198902A - Flexible metal-coated molding. : de en
  • DE662173C - Rail fastening for excavator tracks : de en
  • AU271437A - Means for controlling selectivity and tone in modulated carrier wave receivers : en
  • USD110459S - Design for a doorframe : en
  • US2123306A - Internal combustion engine : en
  • US2123800A - Identification device for motor vehicles and operators : en
  • US2123850A - Wringer : en
  • GB488707A - Process for the production of cellulose esters : en
  • DE628168C - Process for the simultaneous clearing and subdividing of raw cast metal and raw cast steel blocks with a cruciform cross-section : de en
  • US2123533A - Tractor wheel : en
  • US2123713A - Protective means for electrolytic devices : en
  • AT153831B - Device for longitudinal adjustment of belts, belts, etc. like : de en
  • GB488680A - Improvements in and relating to a process and apparatus for filtering liquid egg material : en
  • GB488834A - Improvement in printing mechanism : en
  • GB488992A - Manufacture of acid-proof mortar : en
  • US2123700A - Nonfibrous film and method of making same : en
  • US2123741A - Dispensing container : en
  • US2123245A - Naphthene-hydrocarbon-aminoanthrapyrimidines : en
  • GB489025A - Improvements in beer and like pumps : en
  • DE662436C - Coal dust firing with the grinding, drying and classifying room immediately upstream of the combustion chamber : de en
  • GB488867A - Improvements in or relating to price indicating mechanisms : en
  • IE15304L - Fluid heating furnace. : en
  • DE662569C - Loading device : de en
  • NL43563C - : en
  • FR48817E - Method and device for electrically transmitting signals by high frequency waves : en fr
  • DE662443C - Stocking molding machine : de en
  • US2123440A - Air conditioning system : en
  • US2123386A - Cathode construction : en
  • AT153798B - Process for the technical production of alumina powder. : de en
  • CA375012A - Aluminum record blank : en fr
  • AT153732B - Adjustment device for pivotable headlights of vehicles, in particular motor vehicles. : de en
  • CH198712A - Process for the preparation of a metal-containing azo dye. : de en
  • NL43795C - : en
  • AT153741B - Air separator for fuel delivery systems of variable-position internal combustion engines. : de en
  • CA375107A - Yarn carrier : en fr
  • USD110431S - Design for a shoe : en
  • US2123499A - Lap preventer : en
  • CH198704A - Process for the preparation of unsaturated compounds of the cyclopentanopolyhydrophenanthrene series. : de en
  • AT153757B - Electric toggle switch. : de en
  • AU104424B2 - A nozzle for vacuum cleaners : en
  • AU268937A - Improvements in or relating to grid bias control for electric valve circuits : en
  • US2123516A - Platen printing press : en
  • CA375099A - Hydraulic clutch and transmission : en fr
  • AT153794B - Process for the production of magnesium by molten electrolysis. : de en
  • AU104433B2 - An improved corset andthe like : en
  • CA375022A - Blasting charge : en fr
  • AT153717B - Expandable roller shutter as a sun and rain roof. : de en
  • US2123605A - Synthetic resin : en
  • NL43513C - A method of producing photographs and film images and multiple colors : en nl
  • CA375097A - Stereoscopic kinematograph : en fr
  • US2123375A - Anthraquinonyl amides of aromatic dicarboxylic acids : en
  • US2123497A - Two-temperature refrigerating apparatus : en
  • CH198653A - Process for the production of colored glass objects, in particular glass plates. : de en
  • DE662438C - Control for cranes etc. with several motors that can be connected to the same Leonard generator : de en
  • CH198885A - Process for the preparation of an azo dye. : de en
  • US2123364A - Automatic feed for rock drills : en
  • CH198741A - Photographic focal plane shutter. : de en
  • AU109618B2 - Improvements in or relating to electric apparatus : en
  • CH198648A - Manufacturing process for hydraulic binders. : en fr
  • CH198786A - Expansion device for gases and liquids. : de en
  • AT153747B - Control device for the pressure medium of a switching device with a selection device for gear change transmissions, in particular for motor vehicles. : de en
  • AT153806B - Method and device for the inward and outward transfer of annealing goods in continuous furnaces. : de en
  • AT153824B - Process for the production of brush bodies or the like from rubber. : de en
  • DE662446C - Production of anhydrous, neutral calcium nitrate from agglomerates of calcium oxide or hydroxide and nitrous gases : de en
  • US2123436A - Hair cutting cloth : en
  • US2123718A - Esters of urea-alkylene oxide condensation products : en
  • AT153836B - Device for stabilizing vehicles. : de en
  • AU104426B2 - Process forthe alkylation of paraffin hydrocarbons : en
  • CA375046A - Laminated structure from wood veneers : en fr
  • DE662487C - Method of rolling rods or tubes of small diameter in the cold state : de en
  • US2123690A - Process and apparatus for testing for sugar : en
  • AT153724B - Device for displaying the gear ratio or slip or device for monitoring the synchronization. : de en
  • CA375028A - Magnetic track brake : en fr
  • GB488694A - Improvements in or relating to a method of treating elastic materials and the resulting material : en
  • AU165837A - Improvements in motor-vehicle garages : en
  • AU274437A - Window sash counterweight rope runner : en
  • CA375047A - High frequency signalling system : en fr
  • AU104398B2 - Improvements in suppressed carrier modulation systems : en
  • CH198845A - Key transmitter for type printing telegraph. : de en
  • CH198684A - Damping device for printed or dyed textile goods. : de en
  • GB488763A - Water cocks : en
  • GB488784A - Production of metal compounds of ascorbic acid : en
  • US2123330A - Palladium alloy : en
  • USD110531S - Design for a tennis skirt : en
  • AT153774B - Electric mercury vapor discharge lamp with a noble gas base filling. : de en
  • FR48814E - Night-time error-free direction finder device : en fr
  • GR7514B - METHOD AND MACHINE FOR THE PREPARATION OF SUPERTHEIOUCULAR. : el en
  • DE662589C - Device for influencing a railway vehicle : de en
  • DE662359C - Device for attaching the guide rails for coal wagons under tall kitchen stoves : de en
  • BE429154A - : en
  • AU285267B2 - Process for producing organic titanates : en
  • CA375058A - Foldable spade and hoe : en fr
  • US2123404A - Lubricating means : en
  • US2123808A - Doorknob lock : en
  • US2123298A - Mechanical control mechanism : en
  • CH198909A - Multicellular rubber bandage. : en fr
  • AT153842B - Pneumatic tires. : de en
  • CA375084A - Vending machine : en fr
  • CA375093A - Double sluice weir : en fr
  • US2123569A - Two-stroke internal combustion engine : en
  • DE662378C - Process for heating, drying, coloring and impregnating asbestos-cement articles : de en
  • US2123282A - Process for reconditioning drilling fluids : en
  • US2123359A - Piepan : en
  • AT153763B - Airspace-insulated electrical line. : de en
  • FR829922A - Scraper device for cleaning the surface of rolls of mills or crushers : en fr
  • GB488667A - Improvements in and relating to driving arrangements for motor vehicles : en
  • CA375008A - Cellulose derivative material manufacturing process : en fr
  • DE662369C - Securing of sealing rings, in particular of roll seals in socket pipe connections : de en
  • US2123238A - Apparatus for winding material : en
  • US2123247A - Metal reinforced sheathing sheet and method of making same : en
  • GB488676A - Improvements in or relating to clutches : en
  • AU104447B2 - Improvements in and relating in aluminium base alloys : en
  • US2123179A - Refrigerating apparatus : en
  • AT153770B - Resistance arrangement housed in a gas-filled vessel. : de en
  • AT153785B - Dough cutting and fulling tool. : de en
  • GB488595A - Improvements in azo-dyestuffs : en
  • GB488819A - Improvements in and relating to shot-gun cartridges : en
  • DE662348C - Adjustable AC resistance, consisting of a series transformer with grid-controlled discharge paths on the secondary side : de en
  • GB488652A - Improvements in or relating to crepe threads and fabrics : en
  • US2123221A - Radio circuit for channel reception : en
  • US2123302A - Internal combustion engine : en
  • US2123358A - Engine silencing hood : en
  • DE662311C - Device for dispensing certain quantities of a liquid, especially beer : de en
  • GB488693A - Improvements in and relating to a method for building masonry : en
  • US2123833A - Dewaxing wax-bearing mineral oil : en
  • DE662506C - Arrangement for reception and amplification with a coupling transformer and with a switching device for the transition from one wave range to another : de en
  • US2123355A - Measurement of eccentricity of hollow shafting : en
  • US2123361A - Display device : en
  • US2123341A - Drying method and apparatus : en
  • DE662461C - Process for the production of Kuepen dyes : de en
  • GB488670A - Improvements in or relating to machines for feeding, cutting, and wrapping plastic toffee or like material : en
  • US2123226A - Motor suspension : en
  • DE662386C - Conveyor device for through furnaces for annealing sheet metal : de en
  • USD110486S - Design for a coin holder or similar : en
  • USRE20793E - Control system : en
  • US2123191A - Insecticide and method of making same : en
  • US2123234A - Watch type cryptograph : en
  • US2123251A - Vat dyestuffs of the pyrazine series : en
  • USD110524S - Design for a dress : en
  • AU371837A - Dispersible sulphur and compositions containing thesame : en
  • DE662418C - Belt guidance in letter sorting belt plants : de en
  • DE662560C - Tin can made of sheet metal with push-in lid : de en
  • FR48824E - Battle tank hull : en fr
  • DE662389C - Wire radio distribution system : de en
  • DE662559C - Gate valve with straight flow axis : de en
  • DE662536C - Storage and transport of hydrogen peroxide solutions in aluminum containers : de en
  • AU104396B2 - Improvements in or relating to television systems : en
  • CA375102A - Gas or air compressor : en fr
  • DE662552C - Procedure for measuring short times using vapor or gas-filled discharge vessels : de en
  • DE662349C - Single-phase, adjustable alternating current resistor, consisting of a series transformer with a single grid-controlled discharge path on the secondary side : de en
  • ES144127A1 - A process for the manufacture of alloys, especially of ferro-alloys or stainless steels. : en es
  • GB488604A - Improvements in or relating to ship's and like telegraph apparatus : en
  • DE662442C - Venting extrusion press with ring slot feed : de en
  • AU511837A - Improvements in or relating tothe separation of solid materials of different specific gravities : en
  • US2123350A - Strip feeding mechanism : en
  • DE662523C - Process for the production of potato starch : de en
  • GB488674A - Improvements in and relating to clay feeding mechanism adapted for use more particularly in connection with machines for making stoneware and the like pipes : en
  • DE662452C - Device and method for coloring color ribbons : de en
  • GB488838A - Electrical temperature-responsive units : en
  • DE662368C - Claw coupling : de en
  • FR829932A - A method of producing a strandable strand of fiber : en fr
  • US2123709A - Therapeutic light ray apparatus : en
  • GB488851A - Improvements in and relating to electric valve circuits : en
  • FR829950A - Reducing mechanism : en fr
  • GB488917A - Improvements in methods and apparatus for sizing paper : en
  • DE662585C - Extraction of anhydrous magnesium carbonate : de en
  • CA375045A - Roving drawing apparatus : en fr
  • DK54957C - Cord guide for curtain rods. : da en
  • US2123835A - Valve structure : en
  • US2123211A - Process of saccharification of cellulose : en
  • AT153788B - Process for the production of hollow bodies (tubular blanks) closed on one side by punching square blocks. : de en
  • DE662547C - End cover for knapsacks or suitcase-like containers : de en
  • DE662354C - Device for carrying out the process for inserting weft threads into single-surface weft knitted fabrics on flat weft knitting machines : de en
  • GB488895A - Improvements in or relating to electric resistance welding machine : en
  • DE662423C - Decoration system for shop windows : de en
  • GB488699A - Improvements in elastic multi-ply fabric and process of making the same : en
  • AT153761B - Flame furnace. : de en
  • AU104408B2 - Improvements in and relating to eyepieces for rifle sights : en
  • CH198848A - Low frequency amplifier with negative feedback. : de en
  • FR48802E - Protection of magnesium against corrosion by vitrification : en fr
  • GB488764A - Improvements in lathe and like metal cutting tools : en
  • CA375015A - Torque measuring wrench : en fr
  • AT153775B - Plug-in switch. : de en
  • CA375052A - Wire tie stick : en fr
  • CA375067A - Laundering unit for silk hosiery : en fr
  • GB488873A - Improvements in thermionic cathodes and discharge devices employing them : en
  • AT153708B - Connection sleeve for coaxial high-frequency cables. : de en
  • FR829947A - Basic refractory product for lining high temperature furnaces : en fr
  • GB488847A - Improvements in and relating to shelf edging : en
  • GB488849A - Ejector mechanism for beet-lifting machines : en
  • GB488666A - Improvements in and relating to regenerative breathing apparatus for protection against fumes, powders and noxious gases : en
  • DE662376C - Elastic tires made of hollow or solid rubber rings : de en
  • GB488725A - Improvements in and relating to horticultural glass frames and plant and seed protectors to be assembled in a continuous row : en
  • GB488858A - Improvements in or relating to a process for the manufacture of fertilisers : en
  • US2123668A - Cooking range or stove : en
  • AT153702B - Process for the production of a high-tensile carbide. : de en
  • US2123189A - Conveyer : en
  • US2123801A - Advertising device : en
  • CH198714A - Process for the production of vat dyes. : de en
  • CH198639A - Oil-fired heater. : en fr
  • US2123285A - Spinning wheel : en
  • US2123505A - Motor truck : en
  • US2123793A - Rontgen apparatus : en
  • USD110498S - Design for a display rack : en
  • CA375055A - Suspending unit : en fr
  • CH198721A - Method and device for obtaining a fuel additive. : de en
  • CH198905A - Stepless speed change gear. : de en
  • USD110503S - Design for textile fabric : en
  • GB488671A - Improvements in or relating to power shovels, power navvies or the like : en
  • GB488675A - Method for packing glass fibres : en
  • GB488928A - Improvements in the manufacture of ridge tiles : en
  • GB489033A - Improvements in or relating to sling-locks : en
  • CH198671A - Spinneret. : de en
  • DE662356C - Melting device : de en
  • US2123242A - Ultrashort wave receiver : en
  • US2123443A - Balancing machine : en
  • US2123564A - Impression sheet for printing presses : en
  • US2123556A - Aliphatic halogen-nitro-alcohols and process of preparing them : en
  • AT153828B - Process for the production of pure, unfelted fiber, especially cellulose pulp. : de en
  • CH198631A - Protective device on the cutting unit of mowing machines. : de en
  • AU104411B2 - Magnetic electron lens system : en
  • US2123720A - Measuring top for containers : en
  • USRE20790E - Headgear friction joint device for : en
  • US2123719A - Cigarette extinguisher : en
  • US2123392A - Aircraft control : en
  • FR48810E - Method and apparatus for manufacturing tubes of glass or the like : en fr
  • AT153783B - Safety lock with main and auxiliary tumblers. : de en
  • AT153744B - Device for automatic control of the supply of foam air into the fuel spray pipe of the carburetor of internal combustion engines. : de en
  • US2123339A - Electric erasing machine : en
  • CH198836A - Process for the preparation of D4,5-Pregnendione-3.20. : de en
  • US2123513A - Slider end stop coupling for separable fasteners : en
  • USD110483S - Design foe- a glass : en
  • AT153808B - Process for the production of hyposulfites. : de en
  • US2123263A - Wire-tying apparatus for baling, packing, and the like : en
  • GB489032A - Improvements relating to direction finding particularly for aircraft : en
  • AU104448B2 - Improvements in heat insulating materials : en
  • CH198745A - Device for wetting paper parts. : de en
  • CH198797A - Carburetor installation comprising a carburetor and a variable flow nozzle. : en fr
  • CH198782A - Trim knob. : de en
  • CH198803A - Starting device for internal combustion engines. : de en
  • DE662323C - Endless drag conveyor with strands one above the other for distributing dried brown coal on press hulls : de en
  • US2123423A - Brake equipment for articulated cars : en
  • AT153715B - Headbox for paper machines. : de en
  • AT153782B - Filling scale. : de en
  • DE662489C - Three-aspect signal, especially for railways : de en
  • CH198687A - Heel guard. : de en
  • CA374995A - Decylene compound : en fr
  • US2123480A - Road structure : en
  • US2123798A - Apparatus for forming and treating sinuous springs : en
  • AU340137A - Improvements in or relating tonon-skid grips or like for attachment to tyres of motor vehicles : en
  • AU277137A - Improvements in or relating to automatic ticketing devices for telephone or like exchange systems : en
  • US2123527A - Device for attaching license plates : en
  • US2123743A - Color changing indicator : en
  • US2123820A - Automatic braking and uncoupling device : en
  • US2123193A - Automatic variable pitch propeller : en
  • US2123691A - Electric initiator : en
  • GB488722A - Improvements relating to presses for metal working : en
  • CH198772A - Process for the production of magnesium by reducing raw materials containing magnesia. : de en
  • CH198910A - Bell for bicycle. : en fr
  • CH198884A - Process for the preparation of a tetrakisazo dye. : de en
  • CH198888A - Process for the preparation of a monoazo dye. : de en
  • US2123390A - Front drive scooter : en
  • USD110427S - Design fob a shoe ob similab abticle : en
  • US2123257A - Serving tray : en
  • USRE20794E - Clutch operating device fob motor : en
  • DE662329C - Method for sending telegrams via a telegraph system : de en
  • DE662550C - Spreading device for painter's ladders : de en
  • GB488785A - Improvements in or relating to surfacing articles with synthetic resin veneers : en
  • FR48831E - Printing process on fabrics and resulting products : en fr
  • US2123736A - Piano action : en
  • GB488586A - Improvements relating to tobacco feeding mechanism for cigarette making machines : en
  • GB488668A - Improvements in or relating to reversible flow pumps and valve devices therefor : en
  • CA375033A - Anti-skid chain : en fr
  • US2123593A - Treatment of solid material with gaseous media : en
  • US2123705A - Apparatus for cutting hard substances : en
  • FR48835E - Mono or binocular stereoscopy with monochrome or natural polychromy films : en fr
  • DE662257C - Process for the transfer of work by means of a compressor and air expansion machine : de en
  • FR48816E - Improvements to fixing devices for internal combustion engines or the like : en fr
  • AT153720B - Method and device for wetting or impregnating boxes. : de en
  • CA375006A - Cellulose derivative material manufacturing apparatus : en fr
  • US2123269A - Method and apparatus for operating on heels : en
  • DK54952C - Vehicle chassis, in particular for Railway Motor Vehicles. : da en
  • GB488788A - Improvements in or relating to egg-grading machines : en
  • GB488841A - Improvements in coin-slot blocking devices for coin-freed vending machines : en
  • US2123608A - Shaver : en
  • US2123393A - Tool handle : en
  • GB488810A - Improvements in and relating to bread slicing machines : en
  • GB488812A - Improvements in and relating to the purification of combustible gases by washing with oils : en
  • US2123648A - Apparatus for refueling aircraft in the air : en
  • CA375048A - Yarn feeding device : en fr
  • GB488588A - Flotation apparatus for concentrating ores : en
  • GB488896A - Improvements in or relating to transfers : en
  • GB488584A - Improvements in or relating to blasting compositions, and to the use thereof, particularly for the winning of coal : en
  • GB488772A - Toy vehicle : en
  • GB488687A - Providing cast-iron articles with a cell-like surface : en
  • US2123281A - Machine for pressing the bottoms of shoes : en
  • DE662503C - Multiple and multicolor hand stamps : de en
  • DE662535C - Device for coking fuels at low temperatures : de en
  • GB488715A - Improvements relating to the manufacture of signs and the like : en
  • GB488697A - Improvements in and relating to bait casting reels for the use of anglers : en
  • GB488776A - Improvements in haulage and buffering apparatus for trucks or cars on railways : en
  • GB488924A - Valves for liquid containers in aircraft : en
  • GB488864A - Improvements in and relating to winches : en
  • DE662578C - Partition for the manufacture of composite cast rolls : de en
  • US2123699A - Stove : en
  • US2123860A - Steam generator : en
  • GB488576A - Improvements in and relating to vehicle sanding and like appliances : en
  • GB488852A - Improvements in rotary ovens for the heat treatment of coal : en
  • DE657581C - Process for the production of continuously patterned, disk-shaped pre-pressings from powdery molding compounds : de en
  • US2123199A - Stretching and fitting device : en
  • US2123844A - Vulcanization of rubber : en
  • USD110440S - Design for a metal molding strip : en
  • USD110456S - Design for a doorframe : en
  • US2123525A - Locking mechanism : en
  • US2123859A - Rectifier protective system : en
  • US2123426A - Rubbing machine : en
  • US2123434A - Process of cleaning : en
  • US2123582A - Lamp shade adapter : en
  • US2123377A - Apparatus for cutting, embossing, and adhering labels : en
  • US2123682A - Optical appliance : en
  • USD110449S - Design for a shoe : en
  • USD110468S - Design for a road marker : en
  • US2123723A - Container : en
  • USD110448S - Design for a shoe or similar article : en
  • CH198690A - Headgear. : de en
  • US2123176A - Arch supporting apparatus : en
  • FR829908A - High altitude oxygen inhaler mask with adjustable rubber mouthpiece attachment : en fr
  • US2123558A - Scalp oiler : en
  • GB488591A - Improvements in or connected with heat exchangers for fluids applicable to the conditioning of air : en
  • GB488808A - Polymerized nitriles and processes of preparing the same : en
  • GB489027A - Improvements relating to the manufacture of horticultural poisons : en
  • DE639258C - Process for welding pipes and other fittings made of quartz and other difficult-to-melt materials : de en
  • DE662428C - Drive z. B. for bicycles in which the movable seat is connected to a drive crank : de en
  • GB488821A - Improvements in or relating to ties for shuttering : en
  • GB489001A - Movable apparatus for lifting and manipulation of loads : en
  • AU267237A - Improvements in and relating in advertising display apparatus : en
  • AU293238A - Improvements in or relating to electric apparatus : en
  • US2123837A - Wire rack : en
  • GB488996A - Improvements relating to the manufacture of metal cutting tools : en
  • US2123303A - Combined lock and door retainer : en
  • US2123378A - Method of and apparatus for waving hair : en
  • US2123327A - Strainer : en
  • US2123816A - Humidifier : en
  • FR48846E - Mobile scale : en fr
  • US2123660A - Making bearings : en
  • USD110464S - Design for a smoking stand : en
  • GB488762A - Improvements in and relating to two-stroke-cycle internalcombustion engines : en
  • GB488814A - Process for the manufacture of polyhydric alcohols of the cyclopentano-polyhydrophenanthrene series : en
  • DE662464C - Body cavity examination device with flushing device : de en
  • US2123745A - Drapery mounting : en
  • USD110471S - Design for a textile fabric : en
  • FR829934A - Clutch and disengagement mechanism for freewheel shifting, specially applicable to bicycles : en fr
  • GB488846A - Improved devices of the kind comprising at least two parallelconnected electric discharge tubes : en
  • DE662470C - Silencer for internal combustion engines : de en
  • FR48839E - New heat treatment process for hollow bodies from the inside and induction heating device for implementing this process : en fr
  • US2123337A - Safety drill press : en
  • USD110487S - Design foe a display stand : en
  • USD110492S - Design for a coat : en
  • GB488597A - A process for manufacturing lubricants : en
  • GB488910A - Improvements in vulcanisation of rubber : en
  • GB488798A - Galvanic socks and the like insertions for footwear : en
  • DE662558C - Device for displaying the degree of opening of valves, especially the shut-off valves of high-pressure gas cylinders for breathing apparatus : de en
  • US2123639A - Amplifying system : en
  • GB488723A - Improvements in or relating to boxes or cartons : en
  • GB488891A - Improved manufacture of profile metal sections from strip or rod material : en
  • DE662358C - Green coke combustion : de en
  • DE662520C - Cushioning for the car body of motor vehicles and other vehicles, which is supported by pivoting members for the purpose of setting the angle when cornering : de en
  • FR48807E - Terminal device for shielded conductors : en fr
  • DE662455C - Reset device for running or driving axles of electric locomotives : de en
  • GB488750A - Improvements in and relating to evacuating and filling machines : en
  • CA375094A - Shoe stretcher : en fr
  • CH198696A - Sausage filler. : de en
  • AU104449B2 - An improved composition for use in internal combustiori and other engines and the method of applying same : en
  • US2123687A - Typewriter table : en
  • CH198762A - Personal scales with length measuring device. : de en
  • CH198810A - Connection terminal with intermediate plate. : de en
  • CH198758A - Test vessel for holding a suspension or a whirling up in a gas of ferromagnetic particles for the purpose of visualizing magnetic fields for testing workpieces. : de en
  • USD110521S - Design for a dress : en
  • US2123506A - Solderless lug : en
  • US2123725A - Impedance controlling apparatus : en
  • NL43877C - : en
  • US2123585A - Permanent wave apparatus : en
  • US2123461A - Hans-wolfgang burschkies : en
  • US2123336A - Meat processing : en
  • US2123230A - Machine for making pie rims : en
  • US2123469A - Device for placing protective coverings automatically on the seats of water closets : en
  • GB488767A - Improvements in or relating to injection moulding : en
  • GB488902A - Improvements in or relating to kinematograph spools and to removable means for protecting the films thereon : en
  • CH198887A - Process for the preparation of a monoazo dye. : de en
  • CH198824A - Oil light fed with vegetable oil. : de en
  • DE662434C - Single and multi-pole socket machine : de en
  • USD110429S - Design for a slipper : en
  • US2123664A - Air whistle and control means therefor : en
  • USD110513S - Design for a bathroom tub stool : en
  • US2123694A - Closure for collapsible tubes : en
  • DE662549C - Device for showering the body cavities of the human abdomen : de en
  • US2123520A - Process of making aldehydes : en
  • US2123864A - Chain fastener : en
  • DE662533C - Face mask : de en
  • DE662601C - Cleaning lock, especially for the deflection boxes of gas coolers in vehicle gas systems : de en
  • DE662339C - Device for automatic shutdown and bypassing a monitoring device for steam drains : de en
  • US2123223A - avars : en
  • US2123372A - Process for the manufacture of ammonium dithiocarbamate : en
  • CH198681A - Process to increase the wetting and penetration effect of mercerising liquors. : de en
  • GB488875A - Improvements relating to permanent magnet structures : en
  • US2123519A - Motor control valve : en
  • US2123792A - Pocket shears : en
  • US2123770A - Clutching and speed-changing mechanism : en
  • US2123806A - Cellulose esters : en
  • US2123424A - Apparatus for transferring containers : en
  • GB489091A - Improvements in knitting machines : en
  • DE662326C - Safety device for releasing and adjusting the pressure for machines of all kinds that work with high pressure : de en
  • GB488728A - Improvements in, and in the manufacture of, pressed metal saucepans and like vessels : en
  • CA375056A - Snap switch : en fr
  • CH198738A - Process for the transfer of copies and prints that can be transferred to cylindrical printing form carriers. : de en
  • GR7518B - HANDBALLS TO QUICK AND COMFORTABLE SWIMMING. : el en
  • DE662577C - Process for regulating the transfer power between electrical networks or the frequency : de en
  • US2123532A - Gauge construction : en
  • US2123834A - Oxazole dyestuffs of the anthraquinone series and a process of preparing them : en
  • USD110500S - Design fob a textile fabric : en
  • NL44630C - : en
  • DE662399C - Electric pull switch : de en
  • GB488843A - Improvements in television receivers : en
  • GB488882A - Improvements in apparatus for the remote detection or location of radiators of infra-red rays : en
  • US2123652A - Control device : en
  • DE662361C - Liquid heater with pot-like heat exchanger : de en
  • AT153726B - Heat exchangers for thermal power plants in which a gaseous working medium, preferably air, continuously describes a closed circuit under excess pressure. : de en
  • AT153750B - Ring valve with differential piston controlled by the pressure of the operating fluid. : de en
  • CH198769A - Timepiece with shock-absorbing bearing. : en fr
  • AT153801B - Process for the purification of the sodium sulfate obtained as a by-product in the manufacture of bichromate. : de en
  • CH198788A - Angle regulating valve for lines. : de en
  • US2123212A - Process of extraction : en
  • US2123431A - Mirror : en
  • USRE20792E - Transmission system : en
  • GB488738A - Improvements in the mounting of dye sticks in yarn dyeing machines : en
  • CH198658A - Clamp for fixing an object to a table. : en fr
  • AT153793B - Process for making textile fabrics crease-resistant. : de en
  • AU266737A - Improved apparatus for use inthe recovery of gold andother minerals : en
  • AU437037A - Apparatus for adding extracts or the like to shower baths : en
  • AU104413B2 - Magnetic electron lens : en
  • AT153758B - Rheostat or potentiometer. : de en
  • CA375016A - Precious metal recovery : en fr
  • CA375018A - Mop holder : en fr
  • US2123412A - Mosaic and translucent surface : en
  • US2123765A - Exercising device : en
  • US2123579A - Rotary stalk chopper : en
  • AT153846B - Block systems for alternating current operation. : de en
  • CH198775A - Process for the production of cup-shaped metal hollow bodies by pressing a mandrel into a block inserted in a die. : de en
  • CH198698A - Method and machine for making tip cigarettes. : de en
  • US2123646A - Method of producing felt base floor coverings : en
  • US2123752A - Machine for shaping the ends of coiled wire springs : en
  • US2123292A - Machine for use in manufacturing boots and shoes : en
  • AT153790B - Hard metal alloy produced by sintering. : de en
  • US2123627A - Woodworking tool : en
  • US2123657A - Thrust-relieved propeller : en
  • US2123796A - License plate fastener : en
  • US2123208A - Fly structure for overalls, trousers, and the like : en
  • DE662507C - Socket that lights up an indicator light when the plug is inserted : de en
  • CH198645A - Flow heater for liquids. : de en
  • CH198807A - Electrical line with a metallic sheathing serving to shield it. : de en
  • DK54967C - Cylinder for internal combustion engines with reciprocating, in particular free-running pistons. : da en
  • US2123588A - Refrigerating apparatus : en
  • GB488673A - Improvements in airscrews for aircraft : en
  • GB488791A - Improvements in and relating to refrigerating apparatus, applicable to the freezing of fruit and fish : en
  • GB488842A - Improvements in or relating to circuit arrangements for the production of periodical potential pulses : en
  • AU104455B2 - Improvements in combined apparatus for liquid dispensing and money value computing : en
  • US2123334A - Inhaling apparatus : en
  • DE662410C - Sweeper for cleaning floors using roller brushes with a container for powder : de en
  • US2123365A - Burner : en
  • US2123450A - Hand operated seeder : en
  • US2123626A - Method of joining metal strips : en
  • CH198750A - Skis with protective edges. : de en
  • CA375039A - Ironer control device : en fr
  • US2123268A - Safety net : en
  • US2123589A - Device for suspending strips from ceilings and the like : en
  • AU104427B2 - Improvements in or relating to grid bias control for electric valve circuits : en
  • AT153737B - Anti-slip agents for belt drives. : de en
  • CA375083A - Heat exchanging element : en fr
  • US2123283A - Valved device : en
  • AT153835B - Automatic central buffer coupling for railway vehicles. : de en
  • DE662420C - Control for working slides of machine tools, especially milling machines : de en
  • ES143908A3 - Thermal procedure for the manufacture of the biscuit or meat cake. : en es
  • US2123614A - Brake drum : en
  • US2123243A - Apparatus for manufacturing drain pipes in the earth : en
  • DE662322C - Device for swiveling and pulling off compacts produced on vertical pipe extrusion presses : de en
  • DE662475C - Fabric printer for sewing machines : de en
  • DK54962C - Swivel window. : da en
  • GB488850A - Improvements in or relating to knitted fabrics and the production thereof : en
  • FR829942A - Buttonhole sewing machine : en fr
  • GB488605A - Improvements in methods and devices for the expansion or contraction in duration of electric signals : en
  • US2123166A - Steam generating system : en
  • US2123491A - Portable lamp : en
  • US2123814A - Stop and waste valve : en
  • US2123748A - Metalliferous nitro-azo-dyestuffs : en
  • US2123240A - Recovery of valuable metals or metal compounds from complex ores : en
  • US2123623A - Hydrogenation catalyst and method of preparation and use : en
  • CH198796A - Method of injecting fuel into an internal combustion engine, and device for its implementation. : en fr
  • CH198724A - Process for polymerizing drying oils. : de en
  • CH198725A - Process for wastewater purification using a catalyst mass aerated under water. : de en
  • CH198678A - Knitting needle, especially applicable to re-meshing. : en fr
  • US2123228A - Selector switch : en
  • US2123321A - Pick and pick weft replenishing loom : en
  • CA375077A - Cellulose acetate yarn : en fr
  • AT153803B - Gas filter. : de en
  • CH198850A - Procedure and arrangement for television broadcasting. : de en
  • NL43861C - : en
  • DE662397C - Arrangement for the visible comparison of the amplitudes of two characters with different energy content : de en
  • DE662528C - High frequency electrical cable : de en
  • DE662324C - Method and device for cooling the drive spindle of looms : de en
  • GB488572A - Fountain pen : en
  • GB488582A - Improvements relating to fuel feeding devices for furnaces : en
  • US2123465A - Range finder : en
  • US2123826A - Nozzle : en
  • DE660916C - Infusion bags for tea, coffee or the like : de en
  • GB488894A - Improvements in or relating to devices for automatically regulating the flexibility of leaf springs : en
  • US2123695A - Article display fixture : en
  • US2123838A - Louver for railway cars : en
  • DE662571C - Device for increasing the closing pressure of protective bodies : de en
  • GB488626A - Improvements in sun blinds of the awning type : en
  • US2123322A - Dobby knife guide : en
  • US2123601A - Collar attachment : en
  • US2123803A - Cabinet construction : en
  • CA375061A - Thermostatic switch : en fr
  • CH198840A - Hair cutting scissors. : de en
  • US2123502A - Textile fiber : en
  • US2123218A - Method of making therapeutic compounds : en
  • FR829931A - Improvements to the ventilation of electric motors : en fr
  • US2123810A - Magazine pencil : en
  • US2123666A - Finger ring : en
  • AT153827B - Process for the production of rubber bodies, in particular upholstery goods. : de en
  • US2123496A - Drink mixer : en
  • US2123732A - Catalyst composition and method of making same : en
  • US2123692A - Cigarette case : en
  • CA375038A - Washing machine agitator : en fr
  • US2123526A - Piano action : en
  • AT153725B - Steering gears for motor vehicles, in particular crawler vehicles. : de en
  • CH198708A - Process for the production of a condensation product. : de en
  • AU556037A - Improvements relating to lined metallic containers : en
  • US2123452A - Internal combustion engine : en
  • CH198812A - Device for quick connection of electrical circuits by means of controlled discharge sections. : de en
  • CH198903A - Quick change connection on flexible shafts. : de en
  • GB488743A - Improvements in and relating to transparent foils : en
  • US2123514A - Device for delivering slips of memorandum paper : en
  • CH197316A - Punching ball. : en fr
  • US2123288A - Arch supporting shoe : en
  • US2123319A - Mirror and visor attachment for motor vehicles : en
  • GB488656A - Improvements in pickling metals : en
  • US2123343A - Sanitary cover for a body organ : en
  • DE662543C - Airspace-insulated high-frequency vein group : de en
  • GB488848A - Improvements in endless track vehicles : en
  • US2123214A - Stabilized soluble stannite depilatory : en
  • US2123567A - Method of making boots and shoes : en
  • US2123169A - Method of making range boilers : en
  • US2123776A - Control of hardening of steel : en
  • DE662415C - Method and device for producing hollow rubber bodies, in particular rubber toys : de en
  • DE662522C - Carrying conveyor : de en
  • GB488758A - Improvements in or relating to furnaces for the heat-treatment of metals : en
  • GB488935A - Improvements in and relating to apparatus for the handling of coins and other small objects : en
  • AT153773B - Device for listening in to high-frequency currents. : de en
  • US2123286A - Securing device : en
  • US2123836A - Apparatus for molding confectionery products : en
  • DK54970C - Airplane propeller and glued wooden slats. : da en
  • US2123170A - Back gauge for punches : en
  • US2123565A - Raker gauge : en
  • USD110444S - Design fob a shoe or similar article : en
  • US2123549A - Vacuum cup : en
  • CH198789A - Float valve. : de en
  • DE662394C - Receiving arrangement with volume control : de en
  • GB488658A - Improvements in and relating to electric circuit controllers : en
  • DE662459C - Electric motor, especially for driving dental equipment : de en
  • US2123843A - Method of making threaded nuts : en
  • US2123563A - Power hammer : en
  • US2123574A - Hard compositions of matter : en
  • USD110476S - Design fob a lace collar ob similar : en
  • CH198852A - Telemetry equipment for the transmission of measured values over public telephone lines. : de en
  • CH198875A - Multi-disc brake, especially for railroad cars and other heavy, high-speed vehicles. : de en
  • AT153795B - Platinum catalysts. : de en
  • DE662527C - Arrangement of two catenary contact lines intersecting at an acute angle : de en
  • US2123310A - Means for securing iron parts to masonry of all kinds : en
  • US2123348A - Process for dehydration of aqueous acetic acid : en
  • US2123674A - Proportional scale : en
  • US2123197A - Lubricator : en
  • US2123235A - Apparatus for the manufacture or treatment of textile materials : en
  • FR829909A - Shut-off, screw and anti-hammer pressure relief valve : en fr
  • US2123325A - Engine with radially arranged working cylinders and piston scavenging pumps : en
  • AU372137A - Magnetic electron lens : en
  • GB488669A - Improvements in refuse-collecting vehicles : en
  • US2123345A - Glider frame structure : en
  • US2123324A - Valve for controlling high pressures : en
  • US2123353A - Inhaler : en
  • US2123830A - Means for producing screen negatives : en
  • US2123413A - Adjustable curtain : en
  • USD110441S - Design for a clock case : en
  • AU301237A - Synchronisation of television scanning means with moving spot of light : en
  • CA375120A - Baseball player's shoe cleat : en fr
  • DE662497C - Device on a machine for the production of wire mesh : de en
  • DE662586C - Hydraulic control of a control valve : de en
  • AU104445B2 - Improvements in or relating to cathode ray tubes : en
  • AU104415B2 - Improvements in paper cone containers for icecream andthe like : en
  • AU400337A - Process forthe manufacture of stable mixtures containing laevo-ascorbic acid : en
  • DK54959C - Bowl syringe. : da en
  • US2123241A - Electric wave amplifier : en
  • US2123400A - Mirror shield : en
  • US2123200A - Line casting and composing machine : en
  • US2123839A - Stock preparation method : en
  • US2123207A - Coffee and the treatment thereof : en
  • US2123401A - Header construction for rolls : en
  • GB488871A - Improvements in or relating to coated electrodes for electric arc welding : en
  • US2123367A - Yarn gauging mechanism : en
  • AU271537A - Improvements in suppressed carrier modulation systems : en
  • AU323937A - Improvements in and relating to eyepieces for rifle sights : en
  • US2123430A - Automobile transmission : en
  • US2123795A - Milk can sealer : en
  • US2123767A - Process of forming plant parasiticidal vapors : en
  • AT153718B - Movable parasol. : de en
  • US2123559A - Trailer : en
  • US2123640A - Sound translating device : en
  • US2123797A - Garment hanger : en
  • US2123625A - Binding device : en
  • DE662334C - Sludge conveyor system, in which the sludge mass is pressed from a sludge tank by means of compressed air through a conveyor line, into which additional air is introduced for sludge digestion : de en
  • US2123261A - Textile yarn : en
  • CH198793A - Device for setting the injection timing in internal combustion engines according to their speed. : de en
  • US2123584A - Quick take-up mechanism for hand brakes : en
  • CH198866A - Control device for the pressure resp. Suction means of a switching device of gear change transmissions, in particular in motor vehicles. : de en
  • AU270737A - Improvements in or relating to electron discharge devices ofthe electron-multiplier type : en
  • CH198686A - Pneumatic plant cleaner. : de en
  • CH198773A - Casting mold. : de en
  • US2123168A - Lubricating device : en
  • US2123517A - Process of treating smokeless powder : en
  • CA375070A - Shoe-treating machine : en fr
  • CH198821A - Electric discharge tube. : de en
  • CH198801A - Occasion magneto. : de en
  • AU270937A - Improvements in or relating to television systems : en
  • CA375119A - Tea or coffee dispenser : en fr
  • DE662447C - Process for the production of hydrocyanic acid : de en
  • AU403837A - Improvements in paper cone containers for icecream andthe like : en
  • CA375025A - Brake retardation controller : en fr
  • CH198665A - Travel table. : en fr
  • DE662474C - Chuck for screwing in stud bolts : de en
  • GB488751A - Improvements in or relating to holders for christmas trees : en
  • US2123647A - Apparatus for producing soap having a definite water content : en
  • FR48821E - Device for cutting, pressing and passing vegetables, fruits or other food products or not : en fr
  • FR829905A - Control device for steam jet humidifiers, particularly on locomotives : en fr
  • CH198663A - An armchair that can be converted into a piece of furniture. : de en
  • GB488877A - Improvements in hermetically sealed vessels : en
  • AU342837A - Process forthe conversion of normally gaseous hydrocarbons : en
  • DE662437C - Method for obtaining bee venom : de en
  • AT153748B - Drive belt. : de en
  • AT153728B - Method and device for the stepless control of compressors by temporarily keeping the suction valve open during the pressure stroke. : de en
  • CH198746A - Device for advancing, moistening and separating pieces from a roll of strips of paper or the like to be unwound. : de en
  • CH198892A - Process for the production of a sulfur dye. : de en
  • DK54951C - Compression refrigeration system with associated Glider. : da en
  • GB488608A - Improvements in or relating to method of keeping the picking fingers of hop picking machines clean : en
  • AU441537A - Improvements in electrical signalling arrangements : en
  • USD110428S - Design for a slipper : en
  • AU104439B2 - Improvements in or relating to heat-exchange tubes particularly applicable to steam superheaters : en
  • AU104395B2 - Improvements in or relating to electron discharge devices ofthe electron-multiplier type : en
  • CH198800A - Interrupter device with several interrupters arranged on an interrupter base plate and actuated by a rotating cam. : de en
  • CA374993A - Colon peristalsis rehabilitating apparatus : en fr
  • CA375092A - Eye shade : en fr
  • US2123448A - Air circulator : en
  • US2123368A - Ironing machine : en
  • US2123701A - Knitting machine and method of knitting : en
  • CH198630A - Floor milling machine. : de en
  • AT153802B - Method of printing with mordant dyes. : de en
  • CA375062A - Metal case hardening method : en fr
  • CA375049A - Suction cleaner : en fr
  • CA375036A - Heat exchanger cleaning process : en fr
  • US2123604A - Apparatus for distributing and spraying liquid or plastic coating compositions : en
  • AU104412B2 - Dispersible sulphur and compositions containing thesame : en
  • CH198638A - Field kitchen, double. : en it
  • DK54975C - Filling pen. : da en
  • US2123446A - Lifesaving device : en
  • DE662379C - Conference call : de en
  • CA375089A - Fishing tackle accessory : en fr
  • CH198763A - Device for dampening humming noises on electricity meters. : de en
  • CH198893A - Process for the production of a sulfur dye. : de en
  • GB488813A - Improvements in the lids or covers of boxes, tins and other containers : en
  • GB488781A - Improvements in or relating to centrifugal fans : en
  • GB488861A - Improvements in or relating to photographic processes of the bromoil type : en
  • AU268237A - A nozzle for vacuum cleaners : en
  • US2123541A - Treatment of inhibitors : en
  • CA375103A - Sugar composition : en fr
  • CH198870A - Process for producing a wheel rim and wheel rim produced by this process. : de en
  • DE662412C - Liquid heater with a heat exchanger enclosed on all sides by a jacket : de en
  • US2123649A - Combined boring and milling machine drive : en
  • GB488886A - Improved device for rectifying alternating current comprising an ionic discharge tube : en
  • GB488691A - Improvements in vulcanization of rubber : en
  • GB488735A - Improvements in or relating to boxes or cans : en
  • GB488999A - Improvements in paper-machines : en
  • NL43581C - : en
  • US2123262A - Cigarette package : en
  • AU128137A - Improvements in combined apparatus for liquid dispensing and money value computing : en
  • CH198667A - Cooking device, in particular for making coffee or tea. : de en
  • CH198759A - Exchangeable cassette for continuous sooting and labeling of paper tapes. : de en
  • DE662407C - Incandescent lamp : de en
  • DE662445C - Process for the production of gases with a high content of sulfur trioxide : de en
  • DE662511C - Runner for synchronous small motors with armature made of thin-walled hardened steel : de en
  • GB488831A - Improvements in and relating to means for transmitting angular movements : en
  • FR48847E - Apparatus for ensuring the germination of seeds or other plant elements : en fr
  • GB488912A - Improvements in or relating to networks for interconnecting a two-wire transmission line with a frequency source : en
  • AT153738B - Regulator for free jet turbines. : de en
  • CH198906A - Starting device on internal combustion engines. : de en
  • US2123383A - Razor edge stropping device : en
  • US2123571A - Electric welding : en
  • CA375037A - Washing machine agitator : en fr
  • GB488657A - Improvements in or relating to tobacco manipulating machines : en
  • DK54971C - Device for Pedal Vehicles or Machines. : da en
  • GB488686A - Manufacture of colloidal urea-aldehyde condensation products : en
  • GB488890A - Improvements in plywood plates : en
  • GB488698A - An improved method and means for feeding paper and like bags or sheets to machines : en
  • GB488714A - Filing machine (reciprocating) : en
  • US2123735A - Refrigerating apparatus : en
  • USRE20789E - Method of forming containers : en
  • DE662380C - Crusher for hard rock : de en
  • DE662066C - Process for the preparation of substituted amides of fatty aromatic monocarboxylic acids : de en
  • DE662488C - Monitoring device for turnouts and signal boxes : de en
  • US2123299A - Accelerator pedal for motor vehicles : en
  • GB488659A - Improvements in adjustable seats and other supports : en
  • GB488757A - An improved carrier or spindle for braiding machines and the like : en
  • GB488594A - Apparatus for the artificial production of climatic remedies for therapeutic treatments : en
  • DE662477C - Method of joining the ends of wire mesh : de en
  • FR48806E - Self-regulating brake of the braking force : en fr
  • GB488624A - Improvements in or relating to circular knitting machines : en
  • DE662343C - Compressed air operated position indicator for compressed air drives, especially of switches : de en
  • US2123272A - Sole rounding machine : en
  • US2123710A - Purification of 3, 3'-dichlorobenzidine mineral acid salts : en
  • US2123785A - Removal of fluorine from phosphoric acid : en
  • DE662449C - Process for cleaning alkaline solutions from a low content of mercury : de en
  • GB488665A - Improvements in or relating to means for detachably supporting an objective mount onphotographic cameras and other apparatus : en
  • CA375034A - Partition and lathing : en fr
  • DE662588C - Storage for the upper pulley of standing pull-through furnaces, especially tower furnaces : de en
  • GB488589A - Improvements in labels, stamps and like articles : en
  • GB488752A - Improved method of producing paper containers : en
  • DE662365C - Control for two-stroke engines : de en
  • DE662498C - Cam for controlling the hammer of a striking machine for producing wire pins o. : de en
  • DE662435C - Coal dust firing connected to a grate furnace : de en
  • US2123318A - Dispenser : en
  • CA374999A - Perforated record controlled machine : en fr
  • CH198756A - Surveying device. : de en
  • DE662398C - Process for synchronizing the carrier vibration added at any point in the case of broadcasts with a suppressed carrier frequency : de en
  • AU104401B2 - Improvements in or relating to automatic ticketing devices for telephone or like exchange systems : en
  • US2123258A - Musical instruction : en
  • GB488868A - Improvements in roofing tiles : en
  • US2123420A - Self-righting support : en
  • US2123419A - Roofing granule and method of coloring same : en
  • US2123774A - Display cabinet : en
  • AT153789B - Device for surface hardening of workpieces, in particular rails for switches, crossings or the like. : de en
  • AT153800B - Process for the production of circular metal, in particular steel, disks. : de en
  • AU104430B2 - Improvements in or relating tonon-skid grips or like for attachment to tyres of motor vehicles : en
  • CH198705A - Process for the preparation of a water-soluble aromatic series compound. : de en
  • GB488587A - Improvements in or relating to spraying apparatus : en
  • GB488900A - An adhesive for linoleum and the like floor coverings : en
  • GB488998A - Process for preparing triturations of fresh plants : en
  • CA375088A - Egg container : en fr
  • CH198666A - Buffet with pull-out table. : de en
  • US2123539A - Doorknob : en
  • CH198675A - Elastic leno fabric. : de en
  • DE1440168U - : de en
  • US2123619A - Stone cutting wire saw : en
  • US2123749A - Polyamino-1.9-anthrapyrimidines and a process of producing them : en
  • US2123813A - Construction of handles : en
  • US2123289A - Poultry coop : en
  • US2123677A - Wall construction : en
  • GB488774A - Improvements in or relating to parachutes : en
  • DE662353C - Device to prevent the destruction of vaulted and suspended ceilings for metallurgical ovens and furnaces : de en
  • AU301037A - Lubricating apparatus : en
  • CH198735A - Process for the production of books in which the individual layers are provided with folds. : de en
  • DE662439C - Process for the production of molded articles : de en
  • US2123495A - Motion picture film container : en
  • US2123759A - Apparatus for cleaning eggs : en
  • CA375001A - Organic mercury-silicon compound : en fr
  • DE662332C - Screen frames for sorting and sorting machines : de en
  • AU104423B2 - Improvements relating to lined sheetmetal containers : en
  • US2123276A - Method of making ruled screens : en
  • USD110485S - Design for a display carton : en
  • DE662575C - Process for the production of the insulation of high voltage cables : de en
  • CA375076A - Power operated razor : en fr
  • CA375110A - Piston skirt expander : en fr
  • FR48837E - Typewriter Improvements : en fr
  • US2123493A - Cellulosic structure and method of preparing same : en
  • US2123498A - Refrigerating apparatus : en
  • USD110506S - Design fob a steam pressure cooker : en
  • US2123672A - Thermostatic control : en
  • US2123733A - Production of n-vinyl compounds : en
  • GB488879A - Means for controlling the engagement of the driving and driven members of a clutch : en
  • US2123220A - Alternating current signaling system : en
  • US2123607A - Variable focus x-ray tube : en
  • US2123572A - Mothproofing composition : en
  • US2123609A - Anvil for stapling machines : en
  • US2123847A - Inlaid knitted fabric : en
  • GB488926A - Improvements in and relating to heat resistant alloys and articles comprising the same : en
  • US2123328A - Gathering and loading machine : en
  • FR829921A - Method of reinforcing metal packaging and resulting products : en fr
  • GR7520B - HYDRAULIC PRESSURE DRILLING MACHINE. : el en
  • AU104461B2 - Electron multiplier : en
  • US2123186A - Thiocyano-fatty acid esters : en
  • US2123618A - Brake : en
  • US2123476A - Inking apparatus : en
  • GB488934A - Improvements in photographic and similar apparatus : en
  • GB488726A - Improvements in or relating to series printing machines : en
  • DE662426C - Buoyancy device on aircraft : de en
  • DK54956C - Carrying stick. : da en
  • GB488682A - Improvements in or relating to children's sanitary napkins : en
  • DE662427C - Arrangement on air tank housings : de en
  • CH198879A - Control device on aircraft. : de en
  • AT153739B - Transport sledge with caterpillar drive that can be converted into a wheeled vehicle for use on various terrain and in the water. : de en
  • CH198846A - Airspace-insulated electrical line. : de en
  • CA375087A - Boat fender manufacture : en fr
  • CH198673A - Spinneret. : de en
  • GB488754A - Mechanical toy imitating a calculating animal : en
  • GB488780A - Improvements in cylinders for internal combustion engines : en
  • GB488888A - Improvements in and relating to vehicle spring suspensions : en
  • US2123711A - Method of starting internal combustion engines : en
  • DE662570C - Drive mechanism for pocket and similar watches with central second hand axis : de en
  • IE14998L - Launching and landing aircraft : en
  • DK54972C - Bottle filling machine. : da en
  • GB488933A - Manufacture of active extracts of the anterior lobes of the hypophysis : en
  • GB488807A - Improvements in or relating to gun mountings : en
  • GB488994A - Improvements in or relating to filter devices : en
  • GB488733A - Improvements in or relating to hinges : en
  • DE662591C - End cap for armored steel pipes : de en
  • DK54964C - Procedure for Increasing the Corrosion Resistance of Aluminum Alloys. : da en
  • GB488883A - Improvements in translucent refractory materials : en
  • US2123521A - Coke oven door operating mechanism : en
  • GB488869A - Manufacture of new quaternary ammonium salts : en
  • GB488655A - Improvements in or relating to supply arrangements for cathode ray tubes : en
  • US2123224A - Process for the production of sulphur : en
  • GB488729A - Improvements connected with thermally-operated electric switches : en
  • NL43578C - : en
  • US2123779A - Cigarette lighter and holder : en
  • USD110446S - Design for a shoe oe similar article : en
  • GB488862A - Improvements in or relating to platens for presses : en
  • CA375009A - Cellulose derivative material manufacturing process : en fr
  • DE662374C - Motor vehicle : de en
  • US2123363A - Bottle transfer device : en
  • US2123504A - Process for the production of chlorobutenes : en
  • AU523137A - Improvements in or relating to heat-exchange tubes particularly applicable to steam superheaters : en
  • CH198856A - Method and machine for manufacturing, filling and sealing bags. : de en
  • DE662366C - Pipe slide drive for two-stroke internal combustion engines : de en
  • DE662444C - Process for the production of antiseptic clothing : de en
  • FR829918A - Process for preparing nitrogen compounds : en fr
  • GB488872A - Improvements relating to apparatus for rectifying electric currents : en
  • CH198896A - Process for the preparation of a resinous condensation product. : de en
  • FR48811E - Vacuum tube amplifier : en fr
  • DE662490C - thermometer : de en
  • US2123297A - Process of preparing perforated metal articles : en
  • US2123351A - Spray pump : en
  • US2123804A - Apparatus for producing cellular concrete : en
  • DE662429C - Dispensing device with piercing pipe : de en
  • CH198831A - Electric lighting device. : de en
  • DE662454C - Reinforcement grating, especially for road surfaces : de en
  • GB488796A - Improvements in or relating to traffic control systems : en
  • CA375029A - Railway car control equipment : en fr
  • US2123315A - Motor vehicle : en
  • GB488827A - Improvements in or relating to navigation aiding radio systems : en
  • CH198833A - Process for molding jaw and mouth parts for the purpose of producing dentures. : de en
  • US2123447A - Shampoo apron : en
  • GB488835A - Production of photographic colour separation records : en
  • US2123849A - Spool packing installation : en
  • GB488549A - Improvements in portable percussive tools with internal combustion engine : en
  • DE662530C - Metal steam converter with metal vessel and the anode shafts encompassing bushing insulators, which are sealed gas-tight against both the anodes and the vessel, and with control grids arranged in front of the anodes : de en
  • AU536337A - A new and improved method of treating glass fibres : en
  • CH198752A - Ski binding with heel link. : de en
  • US2123763A - Fan : en
  • CH198842A - Helmet combined with a gas mask. : en fr
  • CH198876A - Mercury switches, especially for crossing signals in railway safety. : de en
  • US2123841A - Process for making mercapto aryl thiazoles : en
  • USD110504S - Design for a bottle : en
  • CA375066A - Electric speedometer : en fr
  • AU104418B2 - Improvements in mineral luminescent materials : en
  • US2123278A - Stitchdown shoe : en
  • AT153712B - Device for draining damp walls with flowing air. : de en
  • AU104452B2 - Modulation of television transmitters with image and synchronisation signals : en
  • CA375085A - Baking salt : en fr
  • US2123453A - Core drill construction : en
  • US2123704A - Monogram, ornament, and the like : en
  • AT153701B - Process for the production of therapeutically and disinfecting materials. : de en
  • AU104444B2 - Window sash counterweight rope runner : en
  • AT153839B - Rail joint connection with tabs, in which the rail ends are connected by a part that partially encompasses the rail feet. : de en
  • CH198853A - Device for the electrical remote transmission of rotational speeds. : de en
  • CH198770A - Object that is repeatedly heated to high temperatures during use. : de en
  • CA375000A - Hide and skin softening method : en fr
  • CH198784A - Multi-part piston ring, especially for power machines. : de en
  • CH198825A - Device for fixing a circular screen in front of the glass of a lighthouse. : en fr
  • US2123203A - Protein mineral complex and process for making same : en
  • USD110507S - Design for a dish ob similar article : en
  • US2123394A - Display case : en
  • GB488672A - Improvements in or relating to starch products : en
  • CH198907A - Process for the preparation of a dye. : de en
  • US2123287A - Combination ventilator : en
  • AT153709B - Dental care aid. : de en
  • CH198811A - Open air arc blow-off circuit breaker. : en fr
  • CA375100A - Automobile glare shield : en fr
  • GB488822A - Improvements in devices for demonstrating schemes of decoration : en
  • US2123812A - Apparatus for electrically testing materials : en
  • CH198895A - Process for the preparation of a resinous condensation product. : de en
  • DE662566C - Sandal-like anti-slip sole : de en
  • US2123344A - Means for use in the rotary drilling of bore holes : en
  • US2123403A - Cabinet construction : en
  • US2123553A - Container closure : en
  • US2123670A - Electrical measuring instrument : en
  • USD110463S - Design for a smoking stand : en
  • USD110526S - Design fob a tkigger guard for : en
  • AT153779B - Lock cylinder with variable length for box locks. : de en
  • AU459736A - Modulation of television transmitters with image and synchronisation signals : en
  • CA375113A - Press for wax patterns : en fr
  • CH198766A - Adding machine. : de en
  • USD110469S - Design fob a brooch ob similar : en
  • US2123624A - Motion picture apparatus : en
  • AT153825B - Process for decolorizing films colored with organic dyes and similar products made from celluloid and other gelatinized cellulose esters and ethers. : de en
  • CH198669A - A method of fixing a handle with an aluminum or aluminum alloy bracket to an aluminum or aluminum alloy container and a container with a handle fixed by the process. : en fr
  • US2123379A - Brake : en
  • AU104431B2 - Improvements in or relating tothe marking or branding of carcasses : en
  • CH198742A - Process for making colored photographic materials. : de en
  • AU104409B2 - Process forthe conversion of normally gaseous hydrocarbons : en
  • AU104420B2 - Improvements in or relating tothe separation of solid materials of different specific gravities : en
  • DE662413C - Water heater with open hot water outlet line : de en
  • DK54953C - Light Modulation Procedure. : da en
  • GB488739A - Improvements relating to machines for producing stranded conductors : en
  • CH198880A - Thruster device. : en fr
  • US2123595A - Loom : en
  • US2123789A - Animal trap : en
  • US2123824A - Temple roll : en
  • USD110438S - Design for an awning bar : en
  • CA375010A - Film manufacture : en fr
  • US2123389A - Automobile radio antenna : en
  • DE662594C - Underground electrical high-voltage switchgear of the open design with double busbars : de en
  • GB488703A - Improvements in or relating to tobacco manipulating machines : en
  • CA375040A - Aluminium alloy : en fr
  • CH198808A - Device for clamping hoses, in particular made of metal mesh. : de en
  • CH198817A - Arrangement for the operation of converters with series-connected AC chokes. : de en
  • CH198629A - Device on plows for drawing a setting furrow during the plowing process. : de en
  • CH198726A - Process for coating objects made of magnesium or one of its alloys to protect them against corrosion. : en fr
  • CH198730A - Roll cutting and winding machine for paper or the like. : de en
  • CH198739A - Process for producing signatures. : de en
  • DE662345C - Device to prevent frequency or speed deviations : de en
  • CH198743A - Adjustable lead holder for drawing instruments, especially compasses. : de en
  • DE652577C - Transparent advertising sign : de en
  • US2123728A - Magnetron : en
  • DE662587C - Machine for automatic forming and dispensing of ice cream : de en
  • DE662431C - Process for the production of ammonium phosphate-ammonium nitrate-ammonium sulphate mixed fertilizers : de en
  • CA375095A - Paper machine slice : en fr
  • AU175037A - Improvements in or relating to processes of producing gas. expanded rubber : en
  • CH198693A - Shoe, in particular ski and mountain boots. : de en
  • US2123573A - Apparatus fob measuring the concen : en
  • US2123638A - Squeegee : en
  • USD110466S - Design for a building : en
  • CH198814A - High performance fuse cartridge. : de en
  • US2123335A - Motor vehicle : en
  • USD110511S - Design fob a popcorn vending : en
  • GB488937A - Improvements in or relating to the manufacture of coating compositions : en
  • US2123320A - Traffic signal device : en
  • AT153832B - Process for separating the undamaged grains of a legume from the damaged grains. : de en
  • AT153792B - Process and device for the production of metals from their oxides by reduction with coal or hydrocarbons. : de en
  • CA375109A - Dispensing device : en fr
  • CA375042A - Hyposulphite manufacture : en fr
  • DE662504C - Method for cooling in vehicles with fluid transmissions and propulsion by internal combustion engines : de en
  • GB488664A - Improvements in or relating to a removable lens mount for photographic apparatus : en
  • US2123522A - Carburetion system for engines : en
  • US2123182A - Motor control : en
  • US2123233A - Swing : en
  • US2123414A - Antenna bracket and antenna : en
  • USD110514S - Design for a lace collar or similar : en
  • CA375005A - Spun yarn manufacture : en fr
  • DE662448C - Process for dewatering fusible salts, e.g. B. Glauber's salt, in rotary kilns : de en
  • FR48840E - Improvements to photographic products : en fr
  • US2123550A - Golf bag : en
  • DE662370C - Device for processing fish milk or fish meat and similar substances : de en
  • DE662548C - Electric handheld vacuum cleaner : de en
  • US2123468A - Permanent joint strip : en
  • DE662467C - Extending table with drawers or compartments arranged in the frame or in the foot column : de en
  • GB488855A - Improvements in or relating to sewing machines : en
  • US2123313A - Paste applying device : en
  • US2123178A - Amplifier : en
  • US2123445A - Film developing apparatus : en
  • US2123707A - Wheel device : en
  • USRE20796E - Heat exchange pi : en
  • CH198701A - Process for the regeneration of the washing liquid during the carbonic acid washing of gases. : de en
  • CH198819A - Electric discharge tube. : de en
  • AT153771B - Method for monitoring the exact compliance with the diameter in the manufacture of cable cores, especially for high-frequency cables. : de en
  • DE662430C - Process for the production of acetone-soluble cellulose acetate in one phase : de en
  • DE662541C - Geographic display device for radio receivers : de en
  • CH198882A - Automatic gate embroidery machine. : de en
  • IE15143L - Game apparatus : en
  • CH198634A - Device for attracting and devouring small creatures with the help of a web of tissue carrying an electric current. : de en
  • US2123187A - Peeling knife : en
  • USD110523S - Design fob a coat : en
  • CH198707A - Process for the preparation of 4,4'-tetramethyldiaminobenzophenone. : de en
  • US2123773A - Buckle and like ornament for personal wear : en
  • AU104450B2 - A new and improved method of treating glass fibres : en
  • CA375020A - Nuclear halogenated mixed ether : en fr
  • CH198732A - Method and device for processing textile waste. : de en
  • CH198829A - Electric lamp. : de en
  • DE662568C - Coal storage area with a crane bridge that can be rotated around the center of the area : de en
  • AT153772B - Device for the production of lacquered textile fiber tubes. : de en
  • CH198642A - Automatically controlled hot water heating system connected to a heating system. : de en
  • US2123449A - Alloy : en
  • US2123486A - Sled knee : en
  • US2123698A - Calcium sulphate-zinc sulphide pigment : en
  • GB488911A - An improved process for making plates, sheets and shaped parts of laminated material : en
  • US2123484A - Aligner : en
  • DE662325C - Wire loom : de en
  • US2123645A - Arc lamp with automatic regulation of the negative electrode : en
  • USD110508S - Design for a holder for candles or : en
  • FR48818E - Process for the preparation of nitrated products and intermediate amines, products obtained by this process, and their application to the dyeing of vegetable fibers : en fr
  • FR48819E - Water lifting device : en fr
  • FR829913A - Construction method and devices for carrying out this method : en fr
  • GB488799A - Manufacture of derivatives of oestradiol : en
  • US2123634A - Azo compounds : en
  • AU104416B2 - Improvements in electrical signalling arrangements : en
  • DE662340C - Circuit arrangement for telephone systems with dialer operation : de en
  • DK54966C - Engine with radially, especially star-shaped cylinders. : da en
  • GB488792A - Improvements in or relating to blinds, shutters, awnings and the like : en
  • FR829902A - Process for the production of filter layers for photographic screens : en fr
  • FR829925A - Extinguishing foam manufacturing process and apparatus allowing the execution : en fr
  • GB488639A - A new or improved humus fertiliser and a process for producing the same : en
  • GB488704A - A new or improved pre-digested vegetable foodstuff for animals and a process for producing the same : en
  • GB488596A - A process for the production from whale skins of swollen fibrous masses suitable for the preparation of threads, moulded articles or artificial leather : en
  • IE15084L - Remote supervision of electric distribution systems : en
  • FR48828E - Process for improving threads and fabrics : en fr
  • FR48843E - Improvements to hemming devices : en fr
  • US2123417A - Foot guard : en
  • US2123602A - Collar attachment : en
  • US2123750A - Catamenial tampon : en
  • GB488833A - Machine for making wired box parts : en
  • AU104441B2 - Small electric motor with triplet-armature especially for windscreen wipers on vehicles : en
  • CH198697A - Process for removing stone-like deposits from vessels made of aluminum or aluminum-containing alloys. : de en
  • DE662310C - Machine for closing containers : de en
  • FR829939A - Rubber or similar shock absorber block with internal reinforcement : en fr
  • DK54965C - Apparatus for Control of Hot Water Consumption. : da en
  • US2123729A - Illumination control system : en
  • AT153713B - Hollow brick for shuttering ceilings. : de en
  • CH198731A - Method and device for the production of carbon paper from thin paper raw material. : de en
  • CH198873A - Driving direction display device on bicycles to be driven by the driver or on motorcycles. : de en
  • US2123300A - Process fob working iip zinc dust : en
  • USD110479S - Design for a coat : en
  • US2123654A - Journal box lubricator : en
  • US2123617A - Purification of metals : en
  • GB488793A - Improved process for ripening alkali cellulose : en
  • FR829912A - Variable flow air or gas compressor : en fr
  • USD110437S - Design for a metal molding strip : en
  • US2123455A - Lead welding : en
  • US2123181A - Method of bonding ferrous and nonferrous metals : en
  • US2123346A - Steam jet pump : en
  • CA375031A - Brake control means : en fr
  • CH198776A - Machine tool quill. : en fr
  • CH198844A - Pressure telegraph receiver. : de en
  • DE662584C - Process for the removal of hydrogen chloride from hydrogen chloride containing sulfuric acid circulating in towers of a Roestgaskuehl- and washing apparatus, eg. B. for sulfuric acid contact systems : de en
  • FR829914A - Improvements to mudguards for bicycles, motorcycles or the like : en fr
  • GB488863A - Improvements in the manufacture and production of compounds of the anthraquinone series : en
  • FR48803E - Sophisticated beet juice extraction process : en fr
  • GB488737A - Improvements in, or relating to, cycle handle-bar clips : en
  • GB488684A - An improved lower pommel or leaping head for a side saddle : en
  • DE662371C - Device for copying and exact repeating of pattern or picture elements on a photosensitive pressure roller : de en
  • AU220637A - Small electric motor with triplet-armature especially for windscreen wipers on vehicles : en
  • AU288437A - Improvements in and relating to vacuum cleaners : en
  • CA375053A - Sectionalizing cut out : en fr
  • GB488802A - Improvements in revolving doors : en
  • DE662532C - Oxyhydrogen machine : de en
  • GB488816A - Improvements in or relating to the separation of liquid mixtures : en
  • GB488755A - Improvements in pipe tongs : en
  • FR829906A - Improvements to devices such as nozzles, in particular for gasifiers : en fr
  • DE662416C - Mold for making objects out of synthetic resin : de en
  • DE662524C - Heating medium control device for coke ovens or the like. : de en
  • DE662582C - Cutting tool for punching machines : de en
  • US2123675A - Artificial silk hosiery : en
  • DE662383C - Electrostatic precipitator for gases : de en
  • US2123409A - Flexible wood floor or flooring material : en
  • AT153797B - Process for the chemical wet treatment of raw green bast fibers. : de en
  • US2123679A - Counterbalance device : en
  • USD110502S - Design for a vending machine : en
  • AU433837A - Improvements in heat insulating materials : en
  • US2123333A - Lightning arrester : en
  • US2123411A - Lady's handbag : en
  • US2123380A - Method of producing extracts from solid carbonaceous materials : en
  • US2123782A - Discharge cistern for water closets and the like : en
  • US2123846A - Binder : en
  • AT153791B - Sintered hard metal alloy for implements and tools. : de en
  • AT153833B - Device for the production of cigarettes provided with or with filter plugs. : de en
  • US2123644A - Fruit pitting method : en
  • US2123663A - Popcorn machine : en
  • US2123762A - Variable hook-off device : en
  • USD110505S - Design for a ijghting fixture or : en
  • US2123370A - Process for the manufacture of ammonium dithiocarbamate : en
  • AU268637A - Process forthe alkylation of paraffin hydrocarbons : en
  • CA375017A - Paper making machine : en fr
  • CA375050A - Vehicle brake : en fr
  • CH198676A - Synchronizing device for round looms. : de en
  • US2123323A - Sound record : en
  • US2123848A - Foundation garment : en
  • CH198863A - Device for controlling auxiliary power devices, in particular for servo-motor-operated change gears of motor vehicles. : de en
  • US2123547A - Sickle drive for harvesters : en
  • DE662406C - Arrangement for commutation in converting devices with controlled discharge paths : de en
  • US2123503A - Method of refining blended lubricating oils : en
  • US2123632A - Window construction : en
  • CA375030A - Electro-dynamic and pneumatic brake : en fr
  • CH198869A - Compensating roller device. : en fr
  • US2123825A - Combination positioning and locking mechanism : en
  • USD110474S - Design for a lace fabric or the like : en
  • FR48809E - Talking film machine : en fr
  • GR7516B - GASES FOR HEAVY HYDROCARBONS. : el en
  • US2123671A - Brooder : en
  • GB488580A - Improvements relating to the enamelling of iron : en
  • AT153823B - Process for the preparation of basic esters. : de en
  • DE662592C - Contact clamp for connecting electrical lines to installation devices : de en
  • GB488598A - Separation of a lighter fluid from a heavier fluid in thermal elements and other apparatus : en
  • GB488930A - Improvements in or relating to magneto or other electric current interrupters : en
  • USD110467S - Design for a pencil : en
  • AT153780B - Arithmetic educational game. : de en
  • DE662496C - Above ground water post with a protective cover that can be lowered : de en
  • US2123391A - Fluid pump : en
  • AU277437A - Improvements in changing sign apparatus andthe like : en
  • USD110436S - Design fob a metal molding strip : en
  • USD110516S - Design fob a photographic camera : en
  • FR48841E - Process for the production of bearings : en fr
  • GB488839A - Improvements in or relating to corrugated expansion pipes : en
  • DE662373C - Motor vehicle : de en
  • US2123606A - Dispensing device : en
  • US2123551A - Latch opener : en
  • DE662328C - The use of quenched and tempered austenitic-martensitic transition steel for structural parts : de en
  • GB488913A - Pipes for hot gases, steam and the like : en
  • DE662551C - Veneer press, especially for curved wooden parts : de en
  • US2123314A - Apron : en
  • FR829915A - Instant Direct Reading Direction Finder : en fr
  • CH198897A - Process for the preparation of a resinous condensation product. : de en
  • AU84937A - Improvements in knitted fabric andin the method of producing same, andin apparatus therefor : en
  • CH198865A - Brake testing device on vehicles. : de en
  • US2123270A - Permutation lock : en
  • GB488761A - Improvements in or relating to the xanthation of cellulose : en
  • FR48825E - Respiratory System Improvements : en fr
  • GB488581A - Manufacture of thiazolidine derivatives : en
  • DE662364C - Improvement of the adhesion of pesticides to be dusted or suspended in spray boilers : de en
  • GB488602A - Improvements in and relating to the tempering of glass : en
  • GB488662A - Improvements in smokers' ash trays or other refuse receptacles : en
  • DE662514C - Method for the temporary interruption or reduction of the air flow in a vane compressor with a sealing, rotating fluid ring : de en
  • GB488836A - Improvements in the weighting of textile materials : en
  • GB488744A - A portable sanitary seat for water-closets : en
  • US2123508A - Bag machine : en
  • US2123253A - System of operation of translating mechanisms : en
  • US2123568A - Temperature responsive device : en
  • CA375108A - Resistance thermometer : en fr
  • CH198760A - Method for generating time marks on oscillograms. : de en fr
  • CH198834A - Massager, in particular for facial care. : de en
  • USD110515S - Design for a slip : en
  • GB488702A - Process for the manufacture of esters of ª‰-acetamino butyric acid : en
  • GB488710A - Improvements in or relating to the manufacture and treatment of textile fabrics : en
  • US2123164A - Automatic air brake release valve : en
  • GB488724A - Improvements in or relating to signalling systems for giving signal indications on trains controlled magnetically from the track, and vice versa : en
  • DE662346C - Device for regulating a current in a circuit fed by an alternating current source with the aid of grid-controlled vapor or gas discharge paths : de en
  • DE662483C - Entertainment game : de en
  • GB488644A - Improvements in or relating to television transmission tubes : en
  • DE645856C - Focal plane shutter with concealed elevator : de en
  • GB488765A - Improvements in regenerative flue structures : en
  • GB488993A - Improvements in or relating to the sealing of electrical conductors into envelopes of quartz or the like : en
  • FR48822E - Device applicable to cinematographic cameras, carrying out the automatic recording of data or mentions on the film : en fr
  • DE662453C - Annealing process to prepare hard-braked steel rail wheels for turning off the flattened wheel tread : de en
  • US2123329A - Support : en
  • GB488818A - Adhesive wallpaper : en
  • GB488897A - A process for hydrolysing cellulosic bodies with hydrogen halides : en
  • DK54950C - Line load string. : da en
  • USD110434S - Design fob a metal molding strip : en
  • US2123702A - Bolster spring unit : en
  • US2123545A - Electrical measuring method and apparatus : en
  • US2123823A - Ball rolling game : en
  • CA375096A - Needle weaving loom : en fr
  • DE662425C - Device for opening sockets, in particular the sockets of respiratory protection insert filters : de en
  • DK54958C - Drawing table. : da en
  • US2123354A - Coating size on a paper strip : en
  • DE662593C - Guy and hanging clamp for overhead cables with steel core, especially for steel-aluminum hollow cables : de en
  • US2123201A - Pyrotechnic compositions : en
  • US2123366A - Structural support : en
  • US2123714A - Skid platform : en
  • US2123266A - Smash preventer for shuttle changing looms : en
  • CH198822A - Electrode support device on electrothermal ovens. : de en
  • US2123451A - Lubricating apparatus : en
  • US2123807A - Locked lamp guard : en
  • US2123301A - Electrostatic separator for the separation of fine-grained mixed materials : en
  • USD110481S - Design fob a coat : en
  • CH198908A - Pack, in particular for razor blades. : de en
  • US2123399A - Method of making washable paper : en
  • US2123555A - Implement attachment for tractors : en
  • US2123630A - Deck structure : en
  • DE662393C - Device for amplifying, generating and multiplying electrical, especially ultra-short-wave vibrations according to the transverse control principle : de en
  • AT153765B - Oil indicator for oil-filled containers of electrical apparatus. : de en
  • CH198912A - Device for the hydraulic adjustment of the blades of propellers. : de en
  • AT153752B - Medium and high frequency generator of the homopolar type. : de en
  • DE662486C - The open pit mining of brown coal or the like. Spanning conveyor bridge for overburden and coal : de en
  • DE662501C - Process for the saponification of aminonitriles : de en
  • AU104460B2 - An improved hinge : en
  • US2123474A - Multi-ply fabric : en
  • US2123805A - Mop : en
  • CA375026A - Fluid pressure brake : en fr
  • US2123540A - Treatment of inhibitors : en
  • US2123296A - Saw tooth setter : en
  • USD110509S - Design for a heater : en
  • US2123485A - Anterior throttle carburetor : en
  • US2123581A - Flexible coated abrasive product : en
  • US2123669A - Case cart or truck : en
  • US2123802A - Mechanical stoker : en
  • AT153762B - Device for rectifying the position of the imprint on items supplied in rows to the packaging point, provided with imprint, such as cigarettes or the like. : de en
  • CH198802A - U-cylinders for internal combustion engines. : de en
  • US2123529A - Apparatus for making process shots in motion picture photography : en
  • US2123659A - Making bearings : en
  • CH198780A - Clarifier for fermented and unfermented juices. : de en
  • US2123369A - Garment hanger : en
  • CH198641A - Installation for heating a viscous material, in particular heavy oil. : en fr
  • US2123473A - Electrode rapping : en
  • US2123575A - Hard compositions of matter : en
  • US2123722A - Fastener for umbrella covers : en
  • CH198689A - Method for separating zipper particles stamped out on both sides of a sheet metal strip from the strip, in particular for electrolytically colored zippers. : de en
  • CA375024A - Cementing process : en fr
  • CA375091A - Tractor mechanism : en fr
  • GB488844A - Improvements in dough handling machines : en
  • USD110461S - Design for a doorframe : en
  • FR829927A - Exhaust shutter for internal combustion engine cylinder : en fr
  • DE662342C - Electrical high-voltage switch with two break points : de en
  • US2123429A - Monospar cantilever aircraft wing : en
  • US2123591A - Valve for concrete pumps : en
  • US2123751A - Ventilator : en
  • US2123845A - Accelerators of vulcanization : en
  • US2123279A - Internal combustion engine : en
  • CA375051A - Spring catch : en fr
  • CH198723A - Press body and process for its manufacture. : de en
  • CH198757A - Device with vacuum pump for aspirating, measuring and dispensing a liquid. : en fr
  • CH198881A - Draft device of a furnace. : en fr
  • DE662534C - Process for the continuous production of coils from round or profiled wire or from ribbon using a winding mandrel : de en
  • AU104403B2 - Improvements in or relating to electric discharge lamps : en
  • CH198699A - Device for destroying foam. : de en
  • AT153727B - Exhaust device, in particular for internal combustion engines. : de en
  • US2123590A - Calculating machine : en
  • USD110473S - Design for a game apparatus : en
  • CH198632A - Convertible ladder for orchards and garden crops. : de en
  • CH198830A - Device with a high pressure metal vapor discharge tube. : de en
  • DE662405C - Centrifugal governor with a plurality of control switches : de en
  • DE662472C - Device for stacking and conveying blanks, lintels, sheets or other pickling items to and from the pickling tub : de en
  • CA375068A - Stitchdown shoe machine : en fr
  • NL43703C - : en
  • US2123209A - Electric cable : en
  • CH198754A - Filters for air purification. : de en
  • AT153810B - Process for the preparation of 9-aminoacridine derivatives which are basically substituted in the amino group. : de en
  • AU273437A - Improved connector for attaching trailers to motor vehicles : en
  • US2123851A - Wringer : en
  • AT153816B - Process for gasifying fine coal or pulverized coal with circulating gas. : de en
  • CH198672A - Device for the production of alkali cellulose from cellulose sheets. : de en
  • US2123467A - Process for the production of highly concentrated nitric acid : en
  • US2123855A - Method of treating rubber composition : en
  • USD110482S - Design fob a hydrometer suction : en
  • DE662525C - Process for the production of iron-free, strong zinc chloride solutions : de en
  • US2123772A - Spring clip : en
  • CH198668A - Clothes hangers with hollow shoulder parts for holding mothicides or air fresheners. : de en
  • USD110488S - Design for an advertising sign : en
  • AU222237A - Improvements in or relating to directional aerial systems : en
  • US2123308A - Scrubber structure : en
  • US2123586A - Tire building apparatus : en
  • US2123338A - Steel wool pad : en
  • CH198646A - Process for producing an electrical resistor and a resistor produced by this process. : de en
  • CA375065A - Cup-shaped metal body production : en fr
  • GB488736A - Improvements in or relating to electric converters : en
  • GB488716A - Improvements in shedding mechanism for looms : en
  • US2123791A - Fishing tool : en
  • USD110518S - Design for a spark plug : en
  • US2123250A - Process for the production of depolarizing compositions from native manganese dioxide, e.g., pyrolusite : en
  • US2123462A - Clinker loosening means for coal stokers : en
  • US2123534A - Cam block for knitting machines : en
  • CH198813A - Cap. : en fr
  • US2123219A - Driving mechanism : en
  • DE662505C - Hollow shaft drive for electrically powered vehicles : de en
  • FR829943A - Advanced cooling arrangement for so-called air-powered aircraft engines : en fr
  • US2123535A - Spring needle knitting machine : en
  • GB488866A - The manufacture of stable synthetic rubber : en
  • NL43519C - : en
  • US2123163A - Underfeed stoker : en
  • DE662330C - Circuit arrangement for automatic or semi-automatic telephone systems with inquiry facility : de en
  • US2123596A - Discharge device for chilling machines and the like : en
  • GB488997A - Manufacture of plastic masses and shaped articles therefrom : en
  • CH198781A - For releasable attachment to tin cans with certain handles. : de en
  • DE662363C - Core body for wreaths and other grave decoration documents : de en
  • ES144123A2 - IMPROVEMENTS MADE IN THE OBJECT OF THE MAIN PATENT NUMBER 143542 : en es
  • US2123611A - Process for the manufacture of nitro-celluloses : en
  • US2123852A - Wringer : en
  • CH198785A - Control valve in particular for electrical high-voltage switches. : de en
  • DE662480C - Keyhole lock with pin tumblers that are transverse to the longitudinal axis and can be adjusted using a socket wrench : de en
  • US2123764A - Fastening device : en
  • US2123799A - Heat treatment of hydrocarbon gases : en
  • FR48845E - Boat propulsion device : en fr
  • AU271737A - Electron multipliers : en
  • GB488782A - Improvements in dog collars with withdrawable leads : en
  • GB488854A - Multifocal ophthalmic lenses and blanks and methods of making the same : en
  • US2123817A - Tape for venetian blind : en
  • GB488574A - Improvements in or relating to the recovery of phenols : en
  • US2123317A - Making colored plates from mixtures of hydraulic binding agents and fibrous substances : en
  • US2123342A - Hydrogenation of fatty oils : en
  • US2123492A - Process for separating mercaptans : en
  • GB488870A - Improvements in or relating to electron discharge valves : en
  • US2123543A - Method of forming articles for manipulating and containing materials : en
  • CH198652A - Method and furnace for melting and refining glass and other materials. : de en
  • DE662508C - Plug connection to electrically heated devices with fixed connector pins : de en
  • GB488607A - Improvements in or relating to footwear : en
  • GB488830A - Improvements in steering devices for transport trailers : en
  • US2123636A - High-vacuum cathode ray tube : en
  • US2123398A - Bath appliance : en
  • GB488766A - Improvements in or relating to photo-electric cells : en
  • DE662556C - Mechanical folder as an auxiliary riveting device for perforated sheet metal that is only accessible from one side : de en
  • NL43587C - : en
  • USD110454S - Design for a doorframe : en
  • CA375044A - Sulphuric acid manufacture : en fr
  • US2123425A - Vegetable sprayer : en
  • CA375111A - Oil processing : en fr
  • FR829917A - Manufacturing process of hydrochloric acid and sodium sulfate : en fr
  • GB488777A - Improvements in and relating to screening means for electric signalling cables : en
  • US2123775A - Necktie : en
  • USD110475S - Design fob a lace fabric or the like : en
  • DE662512C - Method and device for the production of resin soaps : de en
  • CH198877A - Light boat. : en fr
  • US2123629A - Alloy : en
  • GB488789A - Improvements in motor vehicles : en
  • US2123594A - Jar cleaning machine : en
  • US2123227A - Piezoelectric device : en
  • US2123570A - Flying shear : en
  • USD110465S - Design for a wkeath : en
  • US2123180A - Sheet material : en
  • US2123433A - Engine : en
  • US2123362A - Means and method of shipping automobile bodies : en
  • AT153804B - Device for heating the forehearth of cupolas. : de en
  • CH198643A - Air damper. : de en
  • AU104417B2 - Improvements in and relating tothe tempering of glass articles : en
  • US2123730A - Arch supporter : en
  • DK54960C - Radiator. : da en
  • FR48829E - Further training in baby carriages and the like : en fr
  • FR48842E - Arrangement of intake and exhaust ports in cylinder walls of piston machines : en fr
  • US2123194A - Treatment of hydrocarbon oil : en
  • US2123196A - Gas mask equipment : en
  • CH198837A - Articles for personal care. : de en
  • DE662421C - Screw rolling process, in particular for toothing bevel gears : de en
  • DE662491C - Device for introducing connectors u. Like. In hose ends : de en
  • US2123518A - Garment hanger : en
  • US2123637A - Valve control apparatus : en
  • CH198838A - Process for the preparation of aqueous solutions of compounds containing phenolic hydroxyl groups. : de en
  • CH198685A - Device for achieving simultaneous swiveling and pushing movements in washing machines and dishwashers. : de en
  • CH198677A - Knitting darning machine for mending woven and knitted goods. : de en
  • US2123293A - Stove : en
  • CH198660A - Seating and reclining furniture with backrests. : de en
  • AU104406B2 - Lubricating apparatus : en
  • DE662484C - Toys based on a large-scale model with audible machine noise : de en
  • US2123395A - Gauge : en
  • USD110460S - Design for a doorframe : en
  • DE662451C - Process for the preparation of nitrogen-containing compounds from alkyleneimines : de en
  • CA375117A - Corrected magnesia refractory : en fr
  • US2123578A - Engine mount : en
  • US2123658A - Process for dephosphorizing metals : en
  • GB488683A - New or improved process for the production of starch for food purposes : en
  • CA375074A - Sulphur recovery : en fr
  • AT153769B - Lighting fixtures. : de en
  • CA375116A - Building slab : en fr
  • CH198679A - Process for the production of preparations suitable for the production of insoluble azo dyes. : de en
  • GB488769A - Improvements in or relating to tyre inflators : en
  • AT153843B - Oil containers for turbo transmissions in vehicles. : de en
  • CA375118A - Building block : en fr
  • GB488688A - Improvements in or relating to secondary electron emitting electrodes : en
  • AT153721B - Vacuum cleaner with resiliently supported motor fan unit in the vacuum cleaner outer housing. : de en
  • GB488770A - Gun mounting for machine guns adapted to recoil : en
  • DE662411C - Shoe shine machine : de en
  • AT153840B - Fixed protective sleeve for car axles. : de en
  • CH198659A - Device for keeping food warm. : de en
  • US2123523A - Glove stretcher : en
  • US2123777A - Rotary surface broaching machine : en
  • AU273537A - Improvements in or relating tothe manufacture of goods of or containing rubber or similar material from aqueous dispersions thereof : en
  • US2123347A - Internal combustion engine : en
  • US2123613A - Folding chair : en
  • AU104404B2 - Improvements in and relating to vacuum cleaners : en
  • AT153767B - Device for cathode ray scanner with interference signal compensation. : de en
  • CA374998A - Engine starter control : en fr
  • FR829946A - Improvements to fluid distribution control devices : en fr
  • CH198670A - Method and device for the production of lids intended, in particular, for cans of food, with a tear-open wire between an outer lid ring and an inner lid plate. : de en
  • CH198702A - Catalyst. : de en
  • AU274037A - Radio tuning dial : en
  • CH198904A - Stepless speed change gear. : de en
  • AT153819B - Process for converting liquid, polymerizable, unsaturated organic compounds into solid products under heat. : de en
  • AU104429B2 - Synchronisation of television scanning means with moving spot of light : en
  • CH198778A - System with several electrically controlled synthetic resin presses. : de en
  • CH198635A - Mat or plate, which consists of at least one cover layer and an elastic, porous layer consisting of mineral synthetic fibers that insulates against sound and heat and protects against vibrations. : de en
  • AU269137A - Improvements in and relating to room radiators : en
  • DE662414C - Saw blade with unset teeth and ridge protruding only on one side of the blade : de en
  • CH198868A - Device for illuminating the route when reversing a motor vehicle. : de en
  • US2123724A - Measuring instrument : en
  • US2123437A - Ski poles and hiking sticks : en
  • AT153766B - Unit consisting of an internal combustion engine and an asynchronous generator. : de en
  • CH198898A - Process for the preparation of a resinous condensation product. : de en
  • AT153777B - Cooking pot. : de en
  • CA375115A - Direction indicator : en fr
  • CH198683A - Resistant preparation for vat dye printing. : de en
  • DE662481C - Additional device for devices for wrapping characters in rings : de en
  • CH198867A - Dock levellers, in particular for trucks. : de en
  • AT153751B - Belt connection. : de en
  • AT153812B - Process for the production of closed hollow bodies. : de en
  • GB488905A - Improvements in apparatus for obtaining fibres from the stalks of flax and other bast plants : en
  • GR7519B - PORTABLE ARTIFICIAL MACHINE Pneumothorax. : el en
  • CH198886A - Process for the preparation of an azo dye. : de en
  • AT153849B - Method for the transport of loads with road vehicles between locations with large differences in level. : de en
  • CA375041A - Hyposulphite manufacture : en fr
  • FR48812E - Auto Lid Eyeshadow Tube : en fr
  • DE662090C - Process for the continuous cold decomposition of crude carnallite on potassium chloride and mother liquor containing chloromagnesium : de en
  • ES143986A1 - Manufacturing process of olive cream butter. : en es
  • AT153722B - Wall, preferably to fill the wall compartments of timber frame buildings. : de en
  • GB489000A - Improvements in or relating to electric remote indication systems : en
  • AU104407B2 - Improvements in or relating to lifting jacks : en
  • DE662327C - Heating wall for ovens for the production of gas and coke : de en
  • GB488923A - Improvements in the treatment of raw bast fibres : en
  • AU104442B2 - Improved connector for attaching trailers to motor vehicles : en
  • CH198843A - Gas protective mask with a device to enable the mask wearer to take in liquid food. : de en
  • GB488903A - Improvements in operating tables : en
  • GB488573A - Improvements in or relating to fire extinguishing apparatus : en
  • AT153714B - Hair curler. : de en
  • US2123840A - Alloys : en
  • US2123174A - Elastic yarn feeding and tensioning : en
  • US2123717A - Gear finishing machine : en
  • GB488740A - Improvements in or relating to speed control means for air-craft : en
  • DE662456C - Device for converting phase- or frequency-modulated oscillations into amplitude-modulated or vice versa : de en
  • GB488803A - Improvements in revolving doors : en
  • AU272437A - An excessive speed indicator for use on motor driven vehicles : en
  • CA375063A - Dispensing carton : en fr
  • FR48833E - Ceramic composition : en fr
  • GB488778A - Improvements in or relating to method of and apparatus for receiving and indicating radiant energy : en
  • DE662390C - Link for the transition from balanced-to-earth to unbalanced parts of a circuit, especially in the case of high-frequency transmitters : de en
  • US2123172A - Vehicle screen : en
  • FR829936A - Aperture indicator for cinematographic camera : en fr
  • US2123786A - Ski binding : en
  • FR48849E - AC voltage adjuster : en fr
  • DE662401C - Arrangement for controlling the compressed gas supply in switches with arc extinguishing by compressed gas : de en
  • DE662567C - Dust extraction device on cleaning machines and similar machines : de en
  • GB488797A - Improvements in or relating to knitted fabrics and the production thereof : en
  • GB488823A - Improvements in radio direction finder : en
  • DE662517C - Pressure reducing valve for filling highly compressed gases : de en
  • US2123580A - Log-cutting apparatus : en
  • USD110457S - Design for a doorframe : en
  • USD110497S - Design for a vending machine : en
  • CA375072A - Moulding compound : en fr
  • CH198854A - Marker bodies for marking traffic signs, pedestrian crossings and parking lots on road surfaces. : de en
  • CH198890A - Process for the preparation of an N- (dihydro) azine compound of the anthraquinone series. : de en
  • CH198761A - Libra. : de en
  • CH198809A - Tape winder with constant tension. : de en
  • US2123661A - Process for preparing ammonium nitrate of low weight per unit of volume : en
  • US2123477A - Valve : en
  • US2123768A - Safety razor blade : en
  • US2123267A - Multiplier for looms : en
  • GB591131A - Improvements in electrical distant control apparatus : en
  • DE662385C - Process for the production of ammonium nitrate and ammonium sulphate mixed fertilizers : de en
  • DE662603C - Electric lighting device for examining the mouth and teeth of animals : de en
  • US2123708A - Absorber type refrigerating system with boiler feed : en
  • CA375007A - Cellulose derivative material manufacturing process : en fr
  • CH198751A - Device for setting skis. : de en
  • US2123312A - Skinning machine : en
  • US2123688A - Watchcase : en
  • US2123822A - Slug casting machine : en
  • AU547436A - Improvements in hats : en
  • CH198728A - A method and apparatus for depositing a film of material on a support by evaporating that material in a vacuum within a chamber. : en fr
  • US2123560A - Pitch paint : en
  • DE662509C - Sliding contact for installation switch : de en
  • AT153786B - Process for the production of metal driving works, in particular those on organ pipes. : de en
  • US2123787A - Package seed display rack : en
  • US2123665A - Wing attaching hull superstructure : en
  • US2123758A - Changeable letter sign and the like : en
  • USD110493S - Design for a trombone : en
  • AU120737A - An improved corset andthe like : en
  • CA375027A - Pneumatic switch : en fr
  • CH198839A - Device for introducing liquid substances into the human or animal body. : de en
  • FR829911A - Telephone system with lines for two subscribers : en fr
  • NL43532C - : en
  • US2123307A - Flexible universal coupling : en
  • US2123397A - Retort for underfeed stokers : en
  • AT153706B - Holder for a cleaning body made of sponge rubber or the like. : de en
  • GB488731A - Means for connecting scaffold poles : en
  • AT153749B - Gearbox with variable ratio. : de en
  • AU104421B2 - Improvements in cushioned insole footwear andin the manufacture thereof : en
  • AU104443B2 - Radio tuning dial : en
  • CH198737A - Ring mechanics on loose-leaf collection books. : de en
  • DE662466C - Device for making curls : de en
  • FR48813E - Product for the destruction of slugs, groupers and snails : en fr
  • GB488712A - Improvements in or relating to sewing machines : en
  • DE662555C - Carburetors for internal combustion engines : de en
  • US2123165A - Slipper-type piston blank : en
  • USD110453S - Design for a doorframe : en
  • AU104422B2 - Improvements relating to lined metallic containers : en
  • AU104437B2 - Improvements in and relating to hair curling means : en
  • US2123546A - Sealed package and closure therefor : en
  • CH198706A - Process for the production of a new chemical substance. : de en
  • AT153829B - Rust and corrosion-proof, mercury-free primers. : de en
  • AT153811B - Process for the continuous production of alcohols. : de en
  • US2123173A - Alkaline earth filler : en
  • USD110495S - Design fob a cribbage board : en
  • US2123781A - Pump : en
  • US2123842A - Method of making bag frames : en
  • AT153838B - Chassis for vehicles of all types, in particular for motor-driven or towed vehicles. : de en
  • AU104457B2 - Improvements in or relating to directional aerial systems : en
  • US2123198A - Treatment of antitoxins and the like : en
  • US2123783A - Connecting device : en
  • CA375106A - Gear puller : en fr
  • CH198733A - Process for the production of liquid-tight containers, in particular bottles, jugs and the like, from building material containing fibrous material, such as cardboard, paper and the like, as well as containers produced by this process. : de en
  • CH198719A - Cold glue powder. : de en
  • AU279437A - Improvements in or relating to electric discharge lamps : en
  • US2123464A - Electrode rapping : en
  • AU104463B2 - Improvements in changing sign apparatus andthe like : en
  • AU104511B2 - Apparatus for adding extracts or the like to shower baths : en
  • AT153817B - Multi-layer paper product and process for its manufacture. : de en
  • CH198649A - Process for the production of refractory building materials from serpentine and substances rich in magnesium oxide. : de en
  • CH198654A - Process for the production of heating briquettes. : de en
  • CH198734A - Stapler. : de en
  • CH198764A - Procedure for determining the presence of gases. : de en
  • AU346337A - Improved castrating and detailing implement : en
  • AT153736B - Pressure medium brake, in particular for motor vehicles. : de en
  • CH198816A - Process for the production of photocells based on the external photoelectric effect. : de en
  • US2123259A - Coat hanger : en
  • US2123349A - Vehicle control apparatus : en
  • US2123236A - Crystal holder : en
  • US2123441A - Railway car wall : en
  • DE662598C - Transformer, especially for electrical welding, with a secondary current that can be adjusted using a regulating throttle : de en
  • GB488654A - Improvements in or relating to prismatic carton packages : en
  • GB488878A - Improved process of high vacuum distillation : en
  • US2123778A - Electric wire : en
  • US2123683A - Die press : en
  • CH198692A - Shoe. : de en
  • CH198874A - Device for controlling at least one vehicle door. : en fr
  • CA375121A - Metal tempering composition : en fr
  • CH198883A - Welding blade. : de en
  • DE662572C - Method of weaving silk threads : de en
  • CH198851A - Cathode ray tube for scanning television images. : de en
  • DE662526C - Device for extracting air from surface condensers : de en
  • CH198792A - Free piston machine. : en fr
  • US2123415A - Taping instrument : en
  • US2123475A - Means for sizing shoes and the like : en
  • USRE20797E - Lathe : en
  • US2123373A - Process for the manufacture of ammonium dithiocarbamate : en
  • US2123562A - Treating textile materials and articles made therefrom : en
  • US2123232A - Telegraph signal repeater : en
  • US2123472A - Intermediate weft stop motion for looms with feeler and lifter : en
  • US2123715A - Sheet metal bending tool : en
  • DE662462C - Process for the production of Kuepen dyes of the dipyrazole anthrone series : de en
  • AT153760B - Adjustable resistor or potentiometer using a rotary axis. : de en
  • AT153723B - Electrically driven liquid pump. : de en
  • CH198900A - Steel alloy that has high resistance to scaling. : de en
  • CH198727A - Process for the production of galvanic coatings on aluminum alloys. : de en
  • CH198748A - Ski binding. : de en
  • AU359737A - Magnetic electron lens system : en
  • AT153710B - Arrangement for receiving and transmitting electrical vibrations. : de en
  • CH198835A - Case for suppositories and the like. : de en
  • AT153716B - Warp knitting machine. : de en
  • AT153796B - Process for the production of magnesium by reducing magnesium sulfide. : de en
  • AU104393B2 - Improvements in and relating to room radiators : en
  • AU104432B2 - Improvements in hats : en
  • USD110510S - Design for a window grille or : en
  • AU319237A - Improvements in or relating to lifting jacks : en
  • AU556237A - Improvements inthe hulls of mechanically propelled vessels : en
  • DE649466C - Safety razor : de en
  • DE662392C - Modulation circuit for carrier-frequency message transmission : de en
  • FR48801E - Needle Loom Improvements : en fr
  • DE662565C - Sleeve for nibs : de en
  • USD110501S - Design fob a can ob similae : en
  • CH198783A - Device for damping vibrations of solid bodies, in particular bending vibrations, with a damping mass that is forced to vibrate by the vibrating body. : de en
  • AT153818B - Process for the preparation of soluble poly-vinyl-phenyl-ketone. : de en
  • CH198841A - Winding rod for the production of permanent hair waves by means of flat winding. : de en
  • US2123177A - Acoustic device : en
  • AU104458B2 - Improvements in and relating to delivery nozzles and valves : en
  • DE662078C - As a hand-held device, electrically operated hot air blower : de en
  • US2123371A - Process for the manufacture of ammonium dithiocarbamate : en
  • US2123305A - Motor vehicle : en
  • AT153768B - Reflector. : de en
  • AU292537A - Improvements in machines for moulding shoe heel stiffeners : en
  • US2123726A - Temple roll : en
  • GB488575A - Improvements in self starting motors for electric clocks and the like and to processof making the same : en
  • GB488653A - Improvements in or relating to crepe threads and fabrics and processes for their manufacture : en
  • US2123635A - Producing hairy raton yarns : en
  • US2123680A - Display case : en
  • GB488647A - Washing compound : en
  • CH198633A - Feeder for small animal stalls. : de en
  • CH198861A - Metal wheel for wheelbarrows etc. : de en
  • CH198859A - Vehicle. : en fr
  • CA375023A - Leather substitute : en fr
  • US2123515A - Attachment for internal combustion engines : en
  • US2123697A - Spray device : en
  • USD110462S - Design fob a taffrail log spinner : en
  • CH198823A - Power transmission and movement device for electrodes in electric ovens. : de en
  • AT153707B - Process for remelting and cleaning light metals containing magnesium, especially magnesium and high-percentage magnesium alloys. : de en
  • AT153733B - Storage of motors in rubber, in particular for aircraft. : de en
  • AU552737A - Improvements in cushioned insole footwear andin the manufacture thereof : en
  • CH198674A - Dobby. : de en
  • CH198779A - Hair clipper. : de en
  • US2123466A - Safety cigarette holder : en
  • US2123616A - Undergarment : en
  • US2123760A - Laminated paper : en
  • GB488938A - Improvements in or relating to the manufacture of chlorinated rubber products : en
  • CA375071A - Marking machine : en fr
  • CH198736A - Sheet-shaped carrier for the storage of printed and reproduced products. : de en
  • DE662557C - Safety coupling : de en
  • AT153776B - Method for generating an optically perceptible image by means of a glow screen tube. : de en
  • AT153742B - Motor vehicle for wheel and caterpillar drive. : de en
  • AU502037A - An improved composition for use in internal combustiori and other engines and the method of applying same : en
  • US2123566A - Hair waving apparatus : en
  • AT153813B - Process for the production of stone masses with a highly porous structure. : de en
  • AT153781B - Foldable armchair. : de en
  • CH198767A - Hot wire microphone for receiving infrared tones down to the deep audible tones. : de en
  • AU556137A - Improvements relating to lined sheetmetal containers : en
  • US2123621A - Column assembly : en
  • AU104397B2 - Means for controlling selectivity and tone in modulated carrier wave receivers : en
  • USD110490S - Design fos : en
  • CA375011A - Filament, ribbon and film manufacture : en fr
  • CH198889A - Process for the preparation of an N- (dihydro) azine compound of the anthraquinone series. : de en
  • US2123202A - Sprag clutch : en
  • US2123754A - Deflection compensating roll bearing assembly : en
  • US2123352A - Air conditioning system utjuzing : en
  • CH198855A - Payment tray with electrically illuminated advertising banner. : de en
  • NL43657C - Cyclo separator for separating liquid droplets and dust particles from flowing gases or vapors : en nl
  • AU104454B2 - Improvements in or relating to heat exchangers, finned plates therefor, and method of manufacturing heat exchangers : en
  • CH198637A - Window. : de en
  • NL43828C - : en
  • US2123210A - Projectometer : en
  • US2123656A - Combination dispensing nozzle and meter : en
  • CH198711A - Process for the preparation of an azo dye. : de en
  • FR829944A - Method and device for obtaining correct plastic effects with respect to photographic and cinematographic images : en fr
  • GB488860A - Improvements in and relating to the manufacture of red oxide pigments : en
  • CA375082A - Divinyl ether : en fr
  • GB488809A - Improvements relating to rubber gloves : en
  • US2123382A - Timing mechanism : en
  • CA375064A - Lubricating oil composition : en fr
  • CH198799A - Fuel valve on injection internal combustion engines. : de en
  • CH198729A - Object made of aluminum or an aluminum-based alloy and method of manufacturing this object. : en fr
  • CH198804A - Frost-proof liquid. : de en
  • AT153799B - Methods of welding, in particular gas fusion welding of zinc. : de en
  • AU455637A - Improvements in and relating tothe tempering of glass articles : en
  • CH198777A - Device on machine tools for clamping small workpieces to be machined by turning. : de en
  • FR829933A - Method for bonding a porous metal layer to a metal body : en fr
  • DE662409C - Process for increasing the coagulability of animal blood : de en
  • DE662493C - Joint for control rods, especially on aircraft : de en
  • USD110527S - Design for a strain testing : en
  • AT153729B - Drive and storage device for pendulum half-axles. : de en
  • AT153822B - Method for the production of road surfaces or the like. : de en
  • CA375013A - Aluminium alloy stabilization : en fr
  • US2123689A - Apparatus for washing artificial threads : en
  • AU104453B2 - Improvements in knitted fabric andin the method of producing same, andin apparatus therefor : en
  • CH198636A - Interlocking roof tiles. : de en
  • DE662338C - Process for the production of black, matt, soft and apparently amorphous polymerization products of hydrocyanic acid : de en
  • GB488742A - Improvements in apparatus for measuring lengths of cloth : en
  • DE662350C - Protective spark gap arrangement for voltage-changeable electrical high-voltage devices, especially for transformers with switchable windings : de en
  • US2123239A - Reinforcing member for reinforced concrete structures : en
  • US2123703A - Dough preparing machine : en
  • CA375057A - Gas testing method : en fr
  • CH198680A - Process for the preparation of a quaternary urea derivative. : de en
  • CH198864A - Hydraulic brake system with two or more line networks for vehicles. : de en
  • US2123530A - Machine tool : en
  • GB488732A - Method and apparatus for producing artificial fogs : en
  • US2123290A - Device for displaying merchandise : en
  • US2123408A - Illuminating equipment : en
  • US2123531A - Chewing gum base containing cyclic aromatic petroleum resins : en
  • GB488577A - Power chisel apparatus : en
  • GB488592A - Improvements in rigging-screws, turnbuckles, and the like : en
  • FR829923A - Lighting or irradiation device comprising a discharge tube in very high pressure mercury vapor : en fr
  • GB488677A - Improvement in dental x-ray film packages : en
  • GB488889A - Improvements relating to the gluing together of the surfaces of porous materials : en
  • GB488931A - Improvements in or relating to internal combustion engine-electric power units : en
  • GB488622A - An improved mechanical starter for internal combustion engines : en
  • AU226537A - An improved hinge : en
  • US2123438A - Method of producing open mesh bags : en
  • CA375035A - Mineral sulphide burning apparatus : en fr
  • CH198798A - Fuel valve for internal combustion engines. : de en
  • US2123206A - Synthetic resins and compositions containing them : en
  • US2123274A - Collar support and necktie retainer : en
  • USD110484S - Design for a glass : en
  • US2123428A - Summer-winter air conditioning system : en
  • USD110433S - Design for a metal molding strip : en
  • US2123678A - Refrigerator container : en
  • FR829949A - Electrical or mechanical pulse selector device and its applications : en fr
  • AT153830B - Protection device on aircraft or other vehicles against external icing. : de en
  • DE662499C - Roofing material : de en
  • US2123738A - Sewing machine : en
  • USD110477S - Design fob a jab : en
  • DE662283C - Electric totalizer : de en
  • DE662362C - A glass : de en
  • US2123853A - Structural element : en
  • CH198694A - In leather or Wood to be driven in body with shaft. : de en
  • US2123482A - Process of preparing mixtures of rubber : en
  • US2123756A - Typewriting machine : en
  • US2123863A - Food composition and process of inhibiting oxygenation thereof : en
  • US2123489A - Light metal pistons for internal combustion engines : en
  • US2123721A - Facsimile recording tube : en
  • US2123488A - Apparatus for making shoe trimmings and the like : en
  • US2123651A - Self-priming centrifugal pump : en
  • GB488690A - Improvements relating to machine parts made from iron-chromium alloys resistant to acid and rust : en
  • US2123811A - Handwheel turning device : en
  • US2123819A - Shuttle box tension releasing means : en
  • US2123501A - Powder container : en
  • FR48850E - Toy operated by a spring mechanism with return control of the unwinding of the spring cooperating with a member actuated by air blowing : en fr
  • US2123716A - Automatic tuning control : en
  • USD110472S - Design for a textile fabric : en
  • DE662388C - Three-wheel road roller : de en
  • FR829945A - Improvements made to spark plugs : en fr
  • US2123856A - Method of treating metal parts : en
  • US2123195A - Game apparatus : en
  • FR48834E - Arc extinguishing switch by a stream of pressurized fluid : en fr
  • DE662432C - Items made of chrome steels, which must be resistant to attack at high temperatures : de en
  • GB488801A - Process for the preparation of testosterone and its esters : en
  • NL43503C - : en
  • CH198795A - Magnetic electric blasting machine for explosion engines. : de en
  • US2123256A - Circuit switching device : en
  • GB488760A - Improvements relating to piano and like musical instrument cases provided with hinged tops : en
  • US2123311A - Ski-pole : en
  • AU104456B2 - Improvements in or relating to processes of producing gas. expanded rubber : en
  • FR829903A - Reversible plow : en fr
  • GB488884A - Improvements relating to hay sweeps : en
  • GB489026A - Processes for the condensation of organic metal derivatives with acylated compounds : en
  • AT153764B - Switching arrangement for keeping the terminal voltage of an electrical device constant, which is fed from a current source of variable voltage. : de en
  • AT153826B - Process for the production of practically odorless and less sensitive to moisture book and box detonators, friction surfaces, boxes and the like. like : de en
  • GB488786A - Improvements in or relating to the automatic control of variable physical quantities : en
  • US2123524A - Tire valve tool : en
  • CH198832A - Gas-filled electrical discharge tube which is surrounded by a closed envelope in which a luminescent sulfide layer is located, which is irradiated by the tube. : de en
  • DE662381C - Conveyor cloth for binding mower : de en
  • DE662395C - Band filter : de en
  • GB488645A - Improved apparatus for detecting faults in oscillatory current circuits : en
  • GB488779A - Improvements in electromagnetic interruptors : en
  • US2123254A - Strand handling apparatus : en
  • AT153745B - Device for lubricating the pressure equalization devices of steam cylinders on locomotives by introducing the lubricant into the compressed air path leading to the pressure equalization devices. : de en
  • US2123603A - Horn protector : en
  • GR7513B - METHOD FOR FAST MAKING. : el en
  • US2123615A - Trailer : en
  • DE662321C - Gusset plate for truss bridges : de en
  • NL43551C - : en
  • US2123681A - Internal combustion engine-rocker arm lubrication : en
  • DE662333C - Chassis for pulled wagons : de en
  • DE662433C - Cable distributor with disconnection fuses : de en
  • GB488845A - Improvements in variable electric condensers : en
  • GB488874A - Improvements in and relating to valve apparatus for the supply of fuel from high pressure reservoirs : en
  • US2123416A - graham : en
  • US2123600A - Mixer can : en
  • US2123628A - Copper base alloys : en
  • US2123780A - Washer stringing machine : en
  • DE662604C - Electric roasting and cooking device with a bell-shaped heating liner that is transparent on one part : de en
  • GB488730A - Improved mechanism for applying pressure, by toggle action, to the platen of a flat bed printing machine : en
  • GB488749A - A loom drop box motion : en
  • GB488899A - Improvements in or relating to directly heated oxide-coated cathodes for electric discharge devices : en
  • US2123277A - Device for operating upon shoe soles : en
  • US2123454A - Container : en
  • US2123490A - Decoking and refining apparatus : en
  • GB488709A - Improvements in or relating to heater devices for flood heating : en
  • USD110450S - Design for : en
  • GB488579A - Improvements in bellows : en
  • USD110478S - Design for an alphabet fob forming : en
  • AT153719B - Broom or the like with a removable, adjustable handle. : de en
  • CH198662A - Caster stool. : de en
  • US2123167A - Highway guardrail : en
  • US2123655A - Stop and waste valve : en
  • DE662182C - Process for the production of highly stable sulfonic acids or their salts : de en
  • DE662402C - Device for arc extinguishing in liquid switches equipped with switching chambers : de en
  • GB488811A - An improved resilient suspension device : en
  • FR48804E - Flame retardant solutions and their manufacturing process : en fr
  • FR829901A - Mechanical parquet brush : en fr
  • GB488832A - Mechanism for controlling the pressure medium of power-operated speed-change mechanism : en
  • CH198787A - Stop valve for gases and liquids. : de en
  • AU104436B2 - An excessive speed indicator for use on motor driven vehicles : en
  • US2123271A - Safety device for typographical composing machines : en
  • USRE20788E - Method of plating steel : en
  • FR829920A - Apparatus for sounding by echo reception methods : en fr
  • GB488880A - Improvements in or relating to tables for use in x-ray therapy : en
  • CH198655A - Draft regulator. : de en
  • CH198710A - Process for the preparation of a disazo dye. : de en
  • CH198862A - Servo brake actuation device on motor vehicles. : de en
  • FR48823E - Process for obtaining color photographs : en fr
  • GR7522B - AUTOMATIC TABLE LIGHT OPERATOR LIGHTER. : el en
  • USD110445S - Design for a shoe or similar article : en
  • GB488916A - Improvements in or relating to the exhaust pipes of internal combustion engines : en
  • DE662372C - The pilot's seat can be slid and folded into the lying position : de en
  • FR829930A - Control unit for rudders of vehicles, in particular aircraft : en fr
  • GB488706A - Improvements in and relating to the measurement of small electromotive forces and the automatic control of variable physical properties giving rise to the same : en
  • AT153731B - Clamping mechanism, especially for change-speed gearboxes. : de en
  • USD110517S - Design for : en