• US2079861A - Wigwag signal means : en
  • US2080172A - Reading machine : en
  • US2080177A - Transformer : en
  • CH190686A - Frying pan. : de en
  • US2080211A - Method of shaping metal : en
  • US2079593A - Tie cabinet : en
  • US2080381A - Process and apparatus for electric instantaneous spot welding : en
  • US2080225A - Swivel : en
  • US2080270A - Ornamental support for draperies : en
  • CH190777A - Method and device for the production of profile rails. : de en
  • AT149510B - Valve closes automatically when exposed to heat. : de en
  • US2079789A - Treatment of aqueous solutions of acetic acid : en
  • AT149493B - Variable self-induction like a solenoid variometer. : de en
  • CA365964A - Electrical apparatus mounting : en fr
  • US2079822A - Friction clutch for motor cars : en
  • US2080374A - Method of making pressure vessels : en
  • DE644859C - Three-digit relay in which two adjacent contact rods are coupled with the relay armature in such a way that they can be operated independently of one another : de en
  • US2079810A - Automatic feed water valve for boilers : en
  • US2080061A - Strip tensioning and threading device for writing machines : en
  • USD104480S - Design for a projector : en
  • AT149494B - Artificial leg. : de en
  • AT149496B - Computing device for the simultaneous setting or reading of four unknowns. : de en
  • AT149512B - Device for electrostatic sound recording and reproducing devices. : de en
  • US2080361A - Radio knob : en
  • AU100928B2 - Improvements in and relating tothe manufacture of corrugated board : en
  • US2079793A - Detergent composition : en
  • US2080254A - Dyed material of organic derivatives of cellulose : en
  • US2079995A - Abrasive tool : en
  • US2080240A - Corset clasp : en
  • US2079928A - Apparatus for the maintaining of uniformity in the production of mixture of two or more ingredients : en
  • US2080157A - Turning and facing machine : en
  • US2080291A - Clutch : en
  • US2080384A - Production of sulphur : en
  • AT149590B - Vehicle drive with automatic, stepless speed control and brake energy storage. : de en
  • AU100938B2 - Process for dephosphorizing steel : en
  • AU162636A - An improved aeroplane : en
  • US2079806A - Latch means for handbag frames : en
  • USD104452S - Design fob a jug ob similar article : en
  • AT149511B - Carburetors for fuels for operating engines. : de en
  • AU100915B2 - Improvements in or relating to thermionic amplifiers : en
  • CH190664A - Heating device. : de en
  • US2080235A - Control electrode for gas-filled tubes : en
  • AT149523B - Device for the production of zinc white. : de en
  • AT149561B - Process for producing a flame-proof and waterproof fabric. : de en
  • CA366035A - Hydrocarbon cracking method : en fr
  • CH190649A - Cutter bar protection device for mowers. : de en
  • CH190682A - Cabinet with multi-leaf doors and a pull-out frame. : de en
  • CH190862A - A method of manufacturing a package for bags and the like and a package produced by this method. : de en
  • DE644717C - Device for the automatic control of the running speed of the conveyor wagons running downwards on an incline : de en
  • DE644887C - Waterproof junction box : de en
  • CA366092A - Track rail grinding method : en fr
  • CA366109A - Rear vision device : en fr
  • CH190830A - Device for protecting X-ray tubes against overload. : de en
  • ES143471A1 - Reducer control mechanism applicable to T.S.H. receivers : en es
  • FR812670A - Shirt : en fr
  • AT149636B - Securing storm hooks for windows opening outwards. : de en
  • GB465637A - Improvements in method of and apparatus for shaving and burnishing gears : en
  • DE644709C - Method and device for cooling a liquid : de en
  • GB465565A - Improvements in and relating to injection internal combustion engines : en
  • GB465607A - Improvements in or connected with tubular heaters or heat exchangers : en
  • CA365972A - Gaseous electric discharge device : en fr
  • FR812576A - Method for transmitting by electricity writing characters broken down into signs separated by the methods of telautographic transmission : en fr
  • US2080245A - Thermostatic switch : en
  • DE644641C - Crushing device for distillery mashes : de en
  • ES4605Y - A new model of metal door for interiors : en es
  • FR812556A - Handle for files, rasps and the like : en fr
  • CA366027A - Pump : en fr
  • AU167936A - Improvements in or relating to condensers for refrigerating machines : en
  • CA365985A - Railway interlocking system : en fr
  • CH190869A - Device for mounting the axle drive on motor vehicles. : de en
  • FR812521A - Mechanical handling device: improvement in mechanical handling of moving walls around an axis of rotation : en fr
  • CH190690A - Apparatus for cleaning containers. : en fr
  • CH190660A - Railroad tracks. : de en
  • AT149468B - Embroidery produced on shuttle embroidery machines, in particular tablecloths. : de en
  • CH190683A - Box for storing drawings, maps, plans and the like. : de en
  • CH190829A - Process for the manufacture of secondary X-ray diaphragms. : de en
  • AT149458B - Self-seller of electricity with an adjustable gear arrangement to change the unit price (labor fee, basic fee). : de en
  • US2080327A - Machine for tempering or moistening products : en
  • FR812544A - Pipette for automatic sampling of specified quantities of liquid by immersion : en fr
  • FR812629A - Improvement in snap-action mechanisms used in particular in rotary switches and comprising a radial displacement lock : en fr
  • DE644794C - Collective trap with two seesaws : de en
  • US2080288A - Refrigerating apparatus : en
  • USD104447S - Design fob a lighting unit : en
  • US2080041A - Method of producing color-photographic images and cinematograph films and light-sensitive emulsion therefor : en
  • GR6489B - METHOD OF SEPARATION OF GRAPE SUGAR (DEXTROXIS) IN SOLID FORM FROM OTHER SUGAR FROM RAISIN OR GRAPES, BY PRESSURE. : el en
  • DE644624C - Stapler to hang on the alignment pins of binders : de en
  • DE644807C - Cushioning device, especially for prams : de en
  • US2079876A - Paper container : en
  • AT149527B - Method and device for indicating the improper escape of steam from condensation pots. : de en
  • DE644711C - Heat exchanger made of spiral-shaped metal sheets with inlaid strips that are welded to the walls : de en
  • US2079791A - Method and device for locating and maching parts of apparatus : en
  • USD104479S - Design for a bottle : en
  • USD104515S - Design for a dress : en
  • USD104451S - Design for a vacuum cleaner : en
  • GB465669A - Improvements in and relating to drive-transmitting means for pedal or manually driven vehicles : en
  • DE644862C - Liquid evaporator : de en
  • US2080037A - Machine for applying pressure to shoe bottoms : en
  • USD104461S - Design for a handbag : en
  • CH190888A - Process for the production of highly gelling pectin products from sugar beet. : de en
  • US2080073A - Overflow preventing apparatus : en
  • FR812618A - Automatic reclosing device for electric circuit breaker : en fr
  • GB465596A - Improvements relating to visible index filing systems : en
  • US2080030A - Tool : en
  • US2079756A - Acid resisting composition : en
  • US2080253A - Radio receiving apparatus : en
  • US2079722A - Method of making separable fastener sliders : en
  • US2079967A - Ventilating shutter : en
  • USD104503S - Design for a tire : en
  • DK53068C - Packing and Building Material. : da en
  • US2079868A - Boat and method of manufacture : en
  • GB465784A - Improvements in non-skid devices for vehicle wheels : en
  • US2079812A - Circuit breaker : en
  • AT149521B - Process for arc welding steels. : de en
  • CA11466S - Metal bulb, capsule or container : en
  • CH190688A - Handle holder with handle for scrubbers, brooms and the like. : de en
  • US2080238A - Fishhook : en
  • CA366093A - Tubular coil boiler : en fr
  • DE644809C - Pressure medium switching device for gear change transmissions, especially of motor vehicles : de en
  • GB465722A - Improvements in knitted fabrics and in the production thereof : en
  • US2079635A - Stateroom and accommodation enclosure for ships and the like : en
  • US2080119A - Display device : en
  • US2080386A - Method and apparatus for manufacture of sheet surfacing materials : en
  • FR812519A - Nearly invisible gap closure device under doors and similar closures : en fr
  • GB465598A - Improvements in or relating to composite surfacing materials : en
  • GB465809A - Improvements in or relating to hydraulically operated machine tools such as planers, shapers and the like : en
  • FR812591A - Solid fuel bath heaters : en fr
  • DE644874C - Device for converting a wheel with elastic spokes into a rigid wheel : de en
  • US2080277A - Apparatus for delivering thin articles one by one : en
  • CH190900A - Process for the preparation of a metal-containing nitro-disazo dye. : de en
  • CH190911A - Process for the production of porcelain bridges with support framework and porcelain bridge produced therefrom. : de en
  • FR812631A - Transmission device : en fr
  • GB465677A - Improvements in cleaning and sterilizing apparatus : en
  • GB465791A - Improved method of treating carbonaceous electrode-elements : en
  • US2079643A - Yarn and filament and method of preparing same : en
  • CH190824A - Process for the production of fluorescent screens. : de en
  • GB465949A - Process of preparing purified glycyrrhizine (pale glycyrrhizine) : en
  • US2080095A - Tube shaping tool : en
  • US2080388A - Direct-current generator : en
  • DE644805C - Centrifugal pump, especially circulation pump for hot water heating : de en
  • DE644829C - Gas turbine : de en
  • ES4975U - A paper or cardboard cap (Machine-translation by Google Translate, not legally binding) : en es
  • US2080185A - Apparatus for packaging artificial silk : en
  • US2079853A - Threading apparatus : en
  • US2079703A - Lock mechanism : en
  • GB465734A - Improvements in or connected with adjustable seats particularly suitable for aircraft : en
  • CH190788A - Stick-shaped spring lid lighter. : de en
  • US2079642A - Cementing material : en
  • US2079814A - Vehicle : en
  • US2080207A - Lathe : en
  • US2079721A - Metering system : en
  • US2079761A - Loose leaf binder : en
  • GB465579A - Improvements relating to the ganging or trimming of circuits in radio receiving apparatus : en
  • AU100929B2 - Improvements in or relating to dry rectifiers : en
  • GB465754A - Improvements in revolving flat carding engines : en
  • FR812715A - Manufacture of cellulose derivatives, products obtained and their applications : en fr
  • GB465527A - Improvements in electric motor control systems : en
  • FR812570A - Process for purifying or washing air or other gas, refrigeration of a liquid and apparatus allowing the realization : en fr
  • US2079792A - Explosive mixture containing tetraacetate of pentaerythrite : en
  • USD104466S - Design for a book cover : en
  • GB465560A - Improvements in or relating to metal sheet rolling : en
  • DE644618C - Device to be attached to the outside of a ship's hull in the form of one or more exchangeable zinc plates to protect certain metal parts, in particular ship's propellers : de en
  • DE644666C - Wind speedometer : de en
  • GB465821A - An improved process and apparatus for the production of microporous rubber : en
  • DE644635C - Dry process : de en
  • FR812737A - Valve : en fr
  • GB465708A - Improvements in the manufacture of vanillin from waste sulphite pulp liquor and related substances containing lignin sulphonic acids : en
  • GB466104A - Improvements relating to apparatus for loading vehicles : en
  • FR812610A - Skill game : en fr
  • CH190734A - Process for cleaning wood pulp. : de en
  • US2080354A - Lawn mower : en
  • AT149627B - Lampshade attachment. : de en
  • CA366056A - Grapple : en fr
  • US2079624A - Means to prevent fraudulent manipu : en
  • US2079668A - Blank feeding mechanism for printer-slotters : en
  • US2080368A - Process for improving the physical properties of austenitic steels : en
  • USD104430S - Design for a shoe ornament : en
  • FR812464A - Advanced detachable plug hinge : en fr
  • FR812719A - Improvements to calculating machines : en fr
  • US2080273A - Electric timing system : en
  • DE644699C - Drive for sound film devices in connection with cinema projectors : de en
  • GB465752A - Cooling arrangement for increased output of oil-cooled transformers and similar apparatus : en
  • US2079760A - Manufacture of sulphuric acid by the contact process : en
  • GB465822A - Improvements in and relating to electric discharge devices : en
  • CA366101A - Leather goods treating composition : en fr
  • US2080092A - Dispensable device : en
  • US2080219A - Book delivering cabinet : en
  • US2080365A - Treatment of petroleum distillates : en
  • DE644730C - Scale window for measuring devices : de en
  • GB465804A - Improvements in or relating to apparatus for measuring hardness or strengths of materials : en
  • GB465744A - Improvements in or relating to writing and/or drawing surfaces : en
  • IE14418L - Taps for gas burners : en
  • FR812643A - Liquid container made of a fibrous material, such as paper, lined with latex or other impermeable, strong and flexible substance : en fr
  • GB465945A - Heating systems comprising radiators through which hot liquid circulates : en
  • US2080286A - Piston : en
  • CA366047A - Lubricating device : en fr
  • DE644814C - Winding device for twisting machines : de en
  • AU100889B2 - A mechanically operated screen cleaning rake : en
  • AU100897B2 - Anew or improved inner cap or headband for use witha bathing cap : en
  • US2080164A - Card holder : en
  • GB465604A - Telephone system with means for diverting a call from one receiving station to another : en
  • GB465635A - Improvements in or relating to steering mechanism for motor road vehicles : en
  • AT149472B - String instrument, in particular zither. : de en
  • CA366069A - Tire tube making apparatus : en fr
  • US2079591A - Textile testing machine : en
  • DK53075C - The rinsing cisterns. : da en
  • FR812507A - Aeration method and device for grain stores or the like : en fr
  • FR812721A - Elastic and anti-vibration suspension of instruments and dashboards of self-propelled vehicles and more particularly of aircraft : en fr
  • GB465873A - Improvements in and relating to manufacture of vinyl resins : en
  • US2080222A - Solvent recovery in dewaxing operations : en
  • US2080167A - Apparatus for the distillation of alcohol : en
  • AT149542B - Process for the production of insulating panels from cork and binding agents. : de en
  • CH190807A - Plant for the production of liquid or liquid and solid carbon dioxide. : de en
  • CA365992A - Soap cutter : en fr
  • US2080216A - Float conveyer : en
  • US2079621A - Device for use in illuminating systems employing polarized light : en
  • US2079856A - Electric cable installation : en
  • CA366046A - Lubricating device : en fr
  • US2079762A - Processes for breaking petroleum emulsions : en
  • US2079926A - Artificial resin and method of producing same : en
  • US2080002A - Reenforced rubber article : en
  • US2080141A - Igniter for gas burners : en
  • US2079781A - Pressure control mechanism : en
  • CH190809A - Multiple plug. : de en
  • CH190767A - Device for achieving freedom from glare in headlight systems, in particular in motor vehicles. : de en
  • AT149475B - Circumferential hook for lockstitch sewing machines with fixed bobbin case. : de en
  • CA365984A - Welding filler : en fr
  • CH190784A - Straight razor puller. : de en
  • US2080372A - Tip for propelling pencils : en
  • AT149639B - Device for keeping the mixing ratio of two or more liquids equal. : de en
  • CH190710A - Wooden shoe with sole fittings. : de en
  • CH190802A - Process and device for returning hot condensate to the main feed pump of a boiler system. : de en
  • US2080276A - Method of embossing : en
  • CH190709A - Orthopedic shoe to prevent splayfoot formation. : de en
  • CH190785A - Razor with a swinging blade. : de en
  • DE644798C - Traction sheave block : de en
  • GB465671A - Improvements relating to display fittings : en
  • USRE20361E - Frocess of producing emulsions : en
  • FR812488A - Improvements in means and methods of road marking : en fr
  • FR812663A - Decorative pattern for candy boxes, cones and the like : en fr
  • DE644817C - Bunch of twine provided with a protective jacket made of paper or the like : de en
  • DE644823C - Ceiling connector : de en
  • DE644762C - Sound film driving device : de en
  • DE644810C - Fenders for motor vehicles : de en
  • CA366083A - Ice cream cone carrier : en fr
  • CH190723A - Process for the preparation of an azo dye. : de en
  • US2080159A - Process of treating steel : en
  • CH190695A - Nut for spinning spindles, or whatever, controlled by a continuous flexible member tangentially engaged with the nuts of a spindle assembly. : en it
  • CH190772A - Electro-mechanical device for periodically winding pendulums or similar timers. : en fr
  • GB465647A - An improved telephonic time announcer : en
  • GB465717A - A closure device for tubes and similar containers : en
  • US2080039A - Machine for feeding and applying inserts to can-cover insets : en
  • US2080143A - Cyclohexylamine derivatives : en
  • US2080355A - Reel : en
  • FR812415A - Protection and signaling device, in particular for railway level crossings, with the use of rail contact devices : en fr
  • AT149480B - Station indicator for radio receivers. : de en
  • AT149524B - Process for the floatation of raw ore, flotation waste, precipitation, dross and the like like : de en
  • CA365955A - Combination bottle opener and stopper : en fr
  • NL40683C - : en
  • US2080131A - Automobile brake rigging : en
  • FR812431A - Improvements to communication systems : en fr
  • GB465629A - Improvements in and relating to ornamental brick surrounds suitable for clocks : en
  • US2079616A - Resinous coating compositions : en
  • US2080065A - Universal recorder pen assembly : en
  • NL42860C - : en
  • CA366111A - Rotary shoe sole welding press : en fr
  • CH190668A - Gully for gasoline, oil and sludge separation. : de en
  • CH190768A - Spiral key. : de en
  • US2080281A - Communication system : en
  • US2080311A - Measuring and dispensing machine : en
  • US2079740A - Fastening device for folders : en
  • FR812506A - Improvements to electric current switches : en fr
  • FR812662A - Sizing process for textile threads : en fr
  • FR812699A - Propulsion system for ships : en fr
  • DE644830C - Device for molten metal coating on wire or strip-shaped material : de en
  • CH190865A - Two-wheel trailer. : de en
  • DE644900C - Mixing device for rock dust and powder spreader : de en
  • GB465764A - Improvements in or relating to the refining of lead and lead alloys : en
  • GB465785A - Improvements in or relating to wrappings for toffee or the like : en
  • FR812679A - Secondary electronic emission amplifier : en fr
  • AT149630B - Hinge arrangement for suspension and tension clamps for electrical cables. : de en
  • CA366005A - Radio volume control : en fr
  • CA366057A - Razor blade sharpening device : en fr
  • FR812572A - Ventilation system : en fr
  • US2080183A - Volumetric meter : en
  • CA366100A - Hair waving device : en fr
  • US2079949A - Coupling for pipes and the like : en
  • US2080025A - Folding display : en
  • US2079929A - Car loading device : en
  • US2080149A - Automatic knot tying machine for rigid bundles : en
  • US2080152A - Variable speed transmission : en
  • DE644723C - Gas or vapor filled discharge vessel for amplification, rectification and generation of vibrations : de en
  • US2080318A - Wringer : en
  • AU165936A - Improvements in or relating to scanning oscillators for use in television and like systems : en
  • USD104472S - Design for a shoe or similar article : en
  • US2080196A - Braking mechanism : en
  • FR812409A - Method of manufacturing tube windings formed by coil discs : en fr
  • US2079670A - Knitted fabric : en
  • DE635752C - Cable drum on plow tractors : de en
  • US2079999A - Motor vehicle transmission : en
  • US2080260A - Plate clamp for printing machines : en
  • FR812439A - Endless funicular system with continuous and rapid movement with hooking in motion, more especially intended for the ski lift of skiers : en fr
  • FR812467A - Loose-leaf binding : en fr
  • FR812696A - Improvements to valve closure of valve bags : en fr
  • GB465782A - Improvements in or relating to composite sheet materials : en
  • US2079782A - Process of deodorizing lubricating oils : en
  • US2079669A - Device for making composite shoe soles : en
  • FR812442A - Process for polymerizing unsaturated organic compounds in chambers : en fr
  • FR812472A - Electric valve converter systems : en fr
  • US2080382A - Hat and the manufacture thereof : en
  • US2080236A - Muffling device for compressors : en
  • US2080160A - Scenic insect cage : en
  • FR812433A - Method and device for producing cold : en fr
  • GB465640A - Improvements relating to liquid coolers for use on air craft : en
  • GB465562A - Improvements in or relating to the manufacture of turbine nozzles : en
  • US2079658A - Truck : en
  • USD104513S - Design for a dress : en
  • GB465644A - Process for the production of alumina practically free from silicic acid from alkaline earth aluminates : en
  • GB465675A - Improvements in ball cocks : en
  • US2080111A - Purification of alcohols obtained from olefines : en
  • US2080300A - Apparatus for producing carbon dioxide : en
  • USD104500S - Design for a table for a school chair : en
  • US2079873A - Wire rope manufacture : en
  • DE644911C - Process for the operation of rolling mills : de en
  • GB465665A - Improvements in or relating to circular knitting machines of the double axially opposed needle cylinder type : en
  • FR812490A - Rubber products and processes for preparing them : en fr
  • FR812445A - Improvements to gyroscopic compasses : en fr
  • GB465820A - Safety razor : en
  • DK53065C - Method and apparatus for forming flakes, cakes, tablets or similar bodies. : da en
  • AT149464B - Press mold for briquetting and tabletting powdery or fine-grained substances. : de en
  • FR812516A - Fully metallic and removable pantry : en fr
  • NL40746C - : en
  • DE644687C - Control of counter pressure machines : de en
  • FR812449A - Knitting machine : en fr
  • US2079681A - Transmission : en
  • US2080234A - Anode for electroplating by hand : en
  • US2080242A - Electric screen : en
  • CA366053A - Cash register and accounting machine : en fr
  • US2079819A - Method of making plaster bases and the product thereof : en
  • AU169236A - Improvements in or relating to dry rectifiers : en
  • CA365991A - Railway car snubbing system : en fr
  • CH190870A - Tractor with a winch driven by a transmission shaft. : de en
  • FR812402A - Two-stroke engine with slot sweeping : en fr
  • GB465793A - Improvements in or connected with drinking-glasses and like vessels and supports therefor : en
  • FR812489A - Carburetor : en fr
  • FR812414A - Gear change with freewheel device : en fr
  • GB465738A - Process for the manufacture of new dyestuffs containing metal : en
  • US2079639A - Folding table : en
  • US2080271A - Reducer for threaded follower pipe joints or couplings : en
  • DE644708C - Process for the preparation of basic phenol-formaldehyde condensation products : de en
  • DE644715C - Railway vehicle with a revolving platform for loading road vehicles : de en
  • DE644808C - Switching device for the gearbox and the engine clutch of a motor vehicle : de en
  • US2079828A - Traffic control signal : en
  • US2079898A - Dispensing and measuring apparatus : en
  • US2080093A - Lettering guide : en
  • US2080166A - Bead molding : en
  • US2080345A - Sanding machine : en
  • US2080103A - Method and apparatus for refrigerating food products : en
  • US2080124A - Reenforced concrete structure : en
  • GB465567A - Improvements in or relating to microscopes : en
  • GB465751A - Improvements in or relating to cigar and like lighters : en
  • FR812404A - Process for preparing hydrogen peroxide : en fr
  • AT149575B - Flow classifier with horizontal centrifugal shaft for wood pulp, cellulose or the like. : de en
  • FR812476A - Process for the manufacture of slide closures and means for its implementation : en fr
  • FR812456A - Cork shoe soles under leather sheath : en fr
  • GB465529A - Improvements in or relating to electric indicating apparatus more particularly liquid level indicators : en
  • US2079837A - Power operated mechanism : en
  • DE644627C - Device for setting radio receivers : de en
  • CA366020A - Wrapper and label : en fr
  • DE644837C - Method and device for the production of a wheel disc for pneumatic tires that is uniform with the rim : de en
  • GB465772A - Improvements in and relating to jewellery and the setting of precious stones and the like : en
  • DE644739C - Showcase, usable space part of buildings or the like. : de en
  • DE644758C - Intermediate frequency superposition receiver : de en
  • DE644897C - Screen centrifugal drum, the at least one end wall of which serves as a drainage area : de en
  • CA366059A - Air-operated regulator : en fr
  • US2080335A - Thread cleaner : en
  • GB465874A - Method of and means for trueing grinding discs : en
  • DE644777C - Device for controlling an electrical current, in particular for controlling electrical machines : de en
  • NL40727C - : en
  • US2080359A - Method for the production of a catalyst for the reduction of sulphur dioxide : en
  • FR812648A - Gas tight seal enhancements applicable to electric discharge tubes : en fr
  • FR812457A - Countercurrent liquid-mixture extraction process : en fr
  • FR812658A - Method and device for increasing the speed of ships : en fr
  • GB465568A - An improved apparatus for filing, selecting and displaying maps and the like : en
  • US2080295A - Brake control : en
  • USD104435S - Design fob a bottle or similar : en
  • DE644707C - Drive for friction washing machines : de en
  • FR812622A - Belt Conveyor Improvements : en fr
  • GB465771A - Improvements in and relating to froth-producing apparatus : en
  • FR812432A - Improvements in transport mechanisms : en fr
  • US2079780A - Washable paper : en
  • DE644630C - Surge arrester with coarse and extinguishing spark gap : de en
  • FR812677A - Multiple combination dumbbells : en fr
  • GB465614A - Improvements relating to pyrometers : en
  • FR812477A - Improvements to carriers for the supply of articles : en fr
  • FR812619A - Communication device using light : en fr
  • US2079645A - Electrical analysis-method : en
  • FR812626A - Cupola nozzles improvements : en fr
  • FR812418A - Membrane sieve : en fr
  • FR812691A - Protective mask against aggressive products : en fr
  • GB465817A - An improved device for producing optical, sound and mechanical effects : en
  • GB465936A - Improvements in and relating to the manufacture of self-lubricating mechanical bodies : en
  • FR812567A - Device transforming vibratory movements into uniform movements performed by rotating or guided members in a rectilinear direction : en fr
  • US2079924A - Fire extinguisher apparatus : en
  • US2080120A - Method and means for cooling a light projector and the beam produced thereby : en
  • GB465746A - Improvements in or relating to inductance coils : en
  • FR812727A - Improvements to thermionic valves : en fr
  • GB465775A - Process for the production of incoagulable blood or plasma : en
  • GB465673A - Improvements relating to wringers and shelves for attachment to tables : en
  • GB465702A - Method of manufacturing articles of jewellery set with stones : en
  • DK53051C - Procedure for the production of hysteresis-poor and stable ferromagnetic materials. : da en
  • GB465741A - Improvements relating to the manufacture of artificial silk : en
  • FR812528A - Improvements to internal combustion engines : en fr
  • FR812452A - Underarm sweat pocket : en fr
  • USD104508S - Design for a textile fabric : en
  • DE644655C - Procedure for changing a reactance : de en
  • US2079676A - Cylinder oiler for internal combustion engines : en
  • US2079730A - Gainer mechanism for winding machines : en
  • AT149498B - Procedure for eliminating interference in wireless communication. : de en
  • CH190797A - Exhaust silencers and flame destroyers for internal combustion engines, in particular aircraft engines. : de en
  • AU34436A - Improvements in or relating to means for obtaining automatic variable selectivity in radio receiving apparatus and the like : en
  • AT149488B - Electric discharge vessel with spring support for the electrodes. : de en
  • FR812482A - New method of making jongs, necklaces or wire clips : en fr
  • FR812523A - Portable electric lamp and its combination with an ice cream : en fr
  • CA366015A - Shower bath device : en fr
  • ES143465A1 - Improvements in the mechanisms to sustain and situate the work in machines that apply pressure to the footwear plant or in other machines. : en es
  • CA366032A - Rubber vulcanization : en fr
  • US2079803A - Soluble oil : en
  • US2080150A - Testing and scoring device : en
  • GB465525A - A compound reversible turbine : en
  • GB465713A - Improvements in or relating to medicated pads and their manufacture : en
  • US2080306A - Switch control device : en
  • FR812411A - Spraying device for paints and similar materials applied by spraying : en fr
  • US2080062A - Torsion balance : en
  • US2080297A - Piston : en
  • DE644637C - Method and device for the electrostatic separation of fine-grained material : de en
  • US2080313A - Double action two cycle motor : en
  • USRE20356E - Method of equalizing the dyeing qualities of artificial : en
  • GB465652A - Improvements in golf clubs : en
  • FR812672A - Low temperature solder for soldering duralumin : en fr
  • DE644884C - Process for uniform heating of the cams of camshafts : de en
  • DE644691C - Electric heating plate made of densely sintered ceramic material or glass : de en
  • AU180536A - Improvements in method for obtaining color separation : en
  • CH190661A - Wood stove. : en fr
  • FR812593A - Permanent magnet established in divided matter : en fr
  • AT149592B - Device for dry freezing of air for operating rooms, storage rooms, etc. like : de en
  • FR812505A - Sausage skin : en fr
  • CH190778A - End seal for pipes filled with sand that are to be bent. : de en
  • CH190880A - Compressed air braking system for vehicles, able to operate with gradual or direct discharge. : en fr
  • US2080035A - Machine for pressing soles on shoes : en
  • CH190820A - Response element for distance relay. : de en
  • US2080107A - Shampoo garment : en
  • CH190760A - Registering speedometer for vehicles. : de en
  • FR812734A - Improvements in organic matter distillation processes : en fr
  • FR812504A - Parchment paper and its manufacturing process : en fr
  • DE644893C - Circuit arrangement for simultaneous or intermittent remote transmission of measured values by means of direct and alternating currents over the same lines : de en
  • FR812579A - Needle holder clamp for passing the catgut in the case of sutures and deep ligatures : en fr
  • DE644827C - Process for the machine production of wooden panels glued together from individual strips and in particular serving as middle layers for plywood panels : de en
  • AT149608B - Shielded spark plug. : de en
  • AT149642B - Shaving device for shaving. : de en
  • CH190850A - Shooting game with bullets projected by a spring pistol. : en fr
  • US2079827A - Weed killing compositions : en
  • US2080022A - Control and indication of railway switches : en
  • US2080060A - Interlock jewelry : en
  • CH190677A - Buffer for securing an object to a wall, ceiling, etc. : en fr
  • DE644735C - Ball joint pipe connection : de en
  • DE644783C - Gas-filled discharge tubes, in particular rectifier tubes : de en
  • GB465773A - Improvements in or relating to liners and their manufacture : en
  • GB465942A - Improvements in drying plants : en
  • IE14316L - Scutching flax, etc. : en
  • AU100930B2 - Improvements in or relating to electrode systems of unsymmetrical conductivity : en
  • CH190832A - Safety device on gas-heated devices to prevent large amounts of exhaust gas from escaping into the room where the devices are installed. : de en
  • CA366042A - Lubricating device : en fr
  • DE644706C - Device for pressing and embedding metal shells on rotating bodies : de en
  • FR812546A - Improvements to manhole pads and the like : en fr
  • CH190719A - Process for the preparation of chloroethyl diethylamine. : de en
  • CH190819A - Device that responds automatically to static electrical voltages, preferably protective device. : de en
  • AU100909B2 - Improvements in or relating to electrical circuit arrangements embodying automatic gain control means : en
  • CA366103A - Railway spike drawing means : en fr
  • USD104453S - Design for a glass bottle : en
  • AT149517B - Process for the flocculation of colloidal impurities from sugar juices u. like : de en
  • AT149625B - Overcurrent protection with a heat roller and a switch part under spring pressure. : de en
  • CH190872A - Device for attaching a reflective patch to a vehicle, such as a bicycle. : en fr
  • FR812494A - Inflation valves and their manufacturing process : en fr
  • AU412936A - Improvement in apparatus for forming unit portions of ice cream and the like : en
  • AT149611B - Electrical transmission, in particular for traction machines. : de en
  • US2080045A - Method of and apparatus for protecting water channels : en
  • US2079960A - Combined printing and recording machine : en
  • CA11467S - Mineral water syphon vase : en
  • DK53070C - Styrlaas for Bicycles and Motorcycles. : da en
  • DE644914C - System for automatic switching on and off of artificial light sources etc. depending on the daylight : de en
  • AT149640B - Device for the automatic determination of the start of setting of cement. : de en
  • AT149462B - Garments made from raffia or straw. : de en
  • AU221936A - Improved split pin : en
  • CH190837A - Method and device for manufacturing footrests. : de en
  • DE644806C - Centrifugal pump : de en
  • CH190883A - Contact line system. : de en
  • AT149615B - Electric pressure gas switch. : de en
  • CH190746A - Skis with protective edges. : de en
  • CH190706A - Sliding lock with a locking link that can be locked at any point. : de en
  • AT149502B - Washing machine. : de en
  • CH190659A - Device for the purification of excess water from pipes. : en fr
  • CH190705A - Concealed zip. : de en
  • DE644812C - Self-loader with inclination scale for carding : de en
  • US2079705A - Method of laying channel flaps : en
  • US2079807A - Fluid filter : en
  • CH190662A - Attachment of smoke and exhaust air ducts. : de en
  • NL40734C - : nl
  • US2080137A - Sedimentation apparatus : en
  • CA366043A - Lubricating device : en fr
  • CH190671A - Gastight lock. : de en
  • CH190694A - Process for guiding endless slivers of synthetic fibers through baths. : de en
  • CH190868A - Control device on motor vehicles, in which the means of transport are decoupled from the drive on one side of the vehicle and braked for steering. : de en
  • AU100906B2 - Improvements in alloysteels : en
  • DE644877C - Board game : de en
  • US2080078A - Molding composition and process of making same : en
  • US2079654A - Fluid pressure operated gear shifting device : en
  • US2080086A - Footage indicator for film magazines : en
  • US2080108A - Cover for containers of different sizes : en
  • US2080114A - Vehicle lift : en
  • US2079622A - Universal joint : en
  • USD104458S - Design for a space heater : en
  • USD104486S - Design for a textile fabric : en
  • US2080371A - Motor : en
  • GB465537A - Improvements in resettably tipped boring, turning and the like, cutting tools : en
  • AT149485B - Process for the preparation of dihydromorphinones. : de en
  • AU100910B2 - Improvements in or relating to television receivers : en
  • DE644632C - Metal door frame with extension supports on the posts : de en
  • CH190815A - Time switch. : de en
  • AT149633B - Device with a gas-filled electric discharge tube. : de en
  • US2079605A - Typewriting machine : en
  • US2079942A - Folding electric fan : en
  • US2079944A - Plastic and method of curing : en
  • AT149481B - Transmitter arrangement for identifying a guiding surface for landing aircraft and receiving arrangement for locating this guiding surface. : de en
  • CH190839A - Body massage apparatus. : de en
  • DE644790C - Roller shutters, especially for closets : de en
  • CH190721A - Process for the preparation of a water-insoluble azo dye. : de en
  • US2079941A - Core catcher retainer and seat for a core barrel : en
  • US2079945A - Lawn mower : en
  • AT149566B - Paper machine. : de en
  • DE644802C - Sewing machine for making a hemstitched seam : de en
  • GB465714A - Improvements in and relating to tail skids or tail wheels for aircraft : en
  • GB465536A - Improvements in or relating to suction cleaners : en
  • CH190775A - Method and device for introducing metal into the anode layer in aluminum refining furnaces. : de en
  • CA366060A - Receptacle making apparatus : en fr
  • CA366075A - Spinning machine balancing means : en fr
  • DE644860C - Gas or vapor filled discharge vessel with grid : de en
  • FR812686A - Fountain pump : en fr
  • AT149567B - Waterproof fabric. : de en
  • CH190743A - Roll film camera with photoelectric light meter. : de en
  • US2079882A - Crusher and pressure-exerting machinery : en
  • FR812578A - Collective oxygenation installation and individual dispensing device, used in this installation : en fr
  • CH190674A - Acetylene generator. : de en
  • AU100914B2 - Improvements in pantographic copying and engraving apparatus : en
  • CA366089A - Electro-thermal furnace : en fr
  • CH190741A - Paper carriage switch on a typewriter. : de en
  • FR812630A - Device allowing the flapper to return to the rear and automatic restart of the loom : en fr
  • GB465601A - Improvements in the treatment of artificial filaments, threads, foils, films and thelike : en
  • CA366019A - Coal tar distillate : en fr
  • GB465774A - Improvements in shaving brushes : en
  • CA365956A - Heat salvaging device : en fr
  • CH190736A - Letter body consisting of letterhead and envelope. : de en
  • CH190753A - Lock for gas pressure charger. : de en
  • US2079683A - Transmission : en
  • USD104507S - Design for a bicycle mudguard : en
  • GB465544A - Improvements in or relating to conveyors : en
  • FR812736A - Arrangement for the rapid adjustment of the operating variables of electric machines : en fr
  • DE644789C - Frame made of pressable and punchable material from corner pieces of U-shaped cross-section and the corner pieces connecting one and lockable filler pieces : de en
  • US2080005A - Wall panel for railway cars : en
  • CH190907A - Process for the production of a tanning substance. : de en
  • AT149586B - Steam generator equipped with a steam water drum with indirect heating. : de en
  • AU169436A - Improvements in or relating to electrode systems of unsymmetrical conductivity : en
  • CA366028A - Valve assembly : en fr
  • CH190875A - Bicycle rear hub. : de en
  • CH190898A - Process for the preparation of a metal-containing nitro-disazo dye. : de en
  • AT149452B - Knot holder for self-tie ties. : de en
  • FR812493A - Process for wet treatment of raw textile fibers : en fr
  • FR812717A - Device for generating alternating out-of-phase pressures in the vessels of the two blood circulatory systems of the human or animal body : en fr
  • US2079766A - Hydraulic machine : en
  • US2080351A - Method of recovering well fluids : en
  • DE641402C - Fastening bolts with longitudinal ribs interrupted by spaces : de en
  • FR812746A - Elastic fabric and its manufacturing process : en fr
  • DE644690C - transformer : de en
  • GB465569A - Improvements in or relating to water-cooled cylinder heads of internal combustion engines : en
  • DE644856C - Cascade, consisting of an asynchronous machine (main asynchronous machine) and a stationary-excited three-phase commutator rear machine : de en
  • DE644703C - Polygon extension shoe : de en
  • GR6490B - SCHOOL WOOD ABAKIA. : el en
  • GB465766A - An improved process for the production of uncrushable velvet or like fabric : en
  • GB465813A - Improvements in or relating to the production of dispersions of halogenobutadienes : en
  • GB465603A - Manufacture of addition compounds, containing sulphur, of alkyl or aralkyl halides : en
  • US2080195A - Absorption refrigeration system : en
  • US2079804A - Draft regulator : en
  • US2080144A - Bottle : en
  • US2080174A - Door handle and the like : en
  • US2080226A - Electric switch gear : en
  • FR812509A - Universal workshop lamp : en fr
  • GB465678A - Improvements in or relating to spectacle frames : en
  • US2080154A - Air filter : en
  • US2079903A - Transmission : en
  • DE629138C - Release device for sheet processing machines : de en
  • FR812718A - Improvements to printed magazine covers, and their manufacturing process : en fr
  • GB465589A - Improved process for the emulsification of tars : en
  • GB465731A - Improvements in and relating to circuit arrangements for controlling gas or vapour electric discharge devices : en
  • US2080202A - Trigger protector : en
  • US2079775A - Nonrefillable closure : en
  • AT149563B - Wrapping clip for permanent hair curling. : de en
  • US2079925A - Process of testing the tightness of protective coatings : en
  • USD104474S - Design for a bottle ob similar : en
  • USRE20362E - Razor : en
  • DE644839C - Process for the preparation of pyridine-o-dicarboxylic acid amides : de en
  • CH190692A - Bottle corking machine. : de en
  • CH190828A - Procedure for clearing short circuits in inverters. : de en
  • US2080342A - Landing gear : en
  • IE14404L - Wrappings for toffee or the like : en
  • FR812673A - Improvements to jars, bottles and similar containers : en fr
  • US2079769A - Dry ice converter : en
  • US2079952A - Apparatus for producing artificial respiration : en
  • US2079983A - Method and apparatus for waving hair : en
  • US2079631A - Molding machine : en
  • US2079984A - Hand brake : en
  • FR812425A - Improvements to devices for suppressing torque variations in shafts and more particularly for suppressing torsional vibrations in crankshafts of internal combustion engines : en fr
  • FR812738A - Device serving as a receiving and throwing funnel for a ball game : en fr
  • FR812536A - Reverse combustion gasifier fireplace : en fr
  • US2079750A - Apparatus for voltolization : en
  • US2079823A - Paddle wheel : en
  • ES4519Y - Folding bed. : en es
  • GB465528A - Improvements in or relating to imitation fuel fires : en
  • FR812704A - Installation of an eight-berth railway compartment : en fr
  • GB465634A - Improvements in and relating to variable electrical condensers : en
  • FR812949A - Improvements to decanters for siphons and other containers : en fr
  • US2080377A - Circular knitting machine : en
  • DE644873C - License plate for motor vehicles illuminated from the inside : de en
  • FR812749A - Process for the destruction of vermin or other harmful organisms, and process for the preparation of a substance therefor : en fr
  • GB465611A - Improvements relating to brake rigging for railway and other vehicles : en
  • FR812692A - Metal cap for sealing containers : en fr
  • GB465580A - Improvements in the lubrication of crankshafts : en
  • GB465625A - Improvements in or relating to wrappers for block shaped batches of articles : en
  • US2080324A - Hosiery drying and stretching device : en
  • US2079717A - Machine for milling turbine blades : en
  • US2079620A - Direction finding : en
  • USD104490S - Design for a baby s bib : en
  • DE644664C - Pressure balance for flow meter : de en
  • DE644736C - Roll crusher : de en
  • DE644786C - Spinning funnel for the production of rayon using the draw spinning process : de en
  • US2080356A - Electric relay : en
  • GB465950A - Delayed-action fuse : en
  • DE644838C - Process for the treatment of powdery substances with solutions of hydrogen peroxide : de en
  • DE644651C - Method for monitoring condensation systems, in particular condensers working with seawater, with the aid of a galvanic element : de en
  • GB465769A - The manufacture of vat dyestuffs of the anthraquinone series : en
  • DE644628C - Overhead cable with its own vibration damping : de en
  • DK53073C - Tile. : da en
  • FR812649A - Process for the preparation of fuels and resulting products : en fr
  • ES143507A1 - Improvements in two-stroke internal combustion engines. : en es
  • DE644857C - Moving iron measuring device with a direct deflection of about 270í : de en
  • CH190732A - Process for the production of artificial leather and machine for implementing this process. : en fr
  • FR812416A - Method for fixing the annular seat of a valve in its casing : en fr
  • US2079651A - Web and sheet controlling means : en
  • US2079921A - Variable condenser : en
  • US2080087A - Method of refining cracked oils : en
  • AT149579B - Process for the mass production of letters or other characters. : de en
  • CA366023A - Container : en fr
  • USD104464S - Design fob a road marker : en
  • AT149593B - Clamping device for the caterpillars of caterpillar vehicles. : de en
  • CH190711A - Shoe closure. : de en
  • FR812701A - Control system for mechanical doors : en fr
  • DE644629C - Arrangement for battery charging via a grid-controlled rectifier : de en
  • GB465758A - Improvements in and relating to apparatus for removing single sheets from a stack of sheets : en
  • US2079885A - Process for preparing lubricating oils : en
  • AT149583B - Gas iron. : de en
  • US2079832A - Coin controlled mechanism : en
  • US2080364A - Chocolate and like refiner roll machine : en
  • CH190747A - Split-pin ski pole. : de en
  • FR812645A - Device for heating, drying or cooling materials : en fr
  • GB465655A - Improvements in telephone systems : en
  • US2080205A - Stand : en
  • AT149466B - Key banks for calculating machines, in particular cash registers. : de en
  • FR812563A - Improvements in air conditioning and ventilation : en fr
  • US2080346A - Metallic paint : en
  • US2080016A - Absorption refrigerating machine : en
  • US2080221A - Method and apparatus for heating fluids : en
  • FR812422A - Method and apparatus for spot welding of aluminum and aluminum alloys : en fr
  • GB465656A - Improvements in and relating to lubricating systems for shaft bearings : en
  • DE644726C - Paints : de en
  • DE644785C - Device for smoke combustion, especially for locomotives : de en
  • US2080304A - Industrial truck : en
  • FR812462A - Improvements to electric oscillators : en fr
  • GB465576A - Improvements in or relating to drawing tables : en
  • DE644720C - Device to compensate for voltage fluctuations in network branches with the help of an additional transformer : de en
  • DE644728C - Drying cabinet for drying cast cores : de en
  • DK53048C - Spray Powdering Procedure. : da en
  • DE644710C - Device for cooling by means of dry ice, in which the carbonic acid gases circulate in a closed circuit : de en
  • US2079611A - Baby's nursing bottle heater : en
  • US2080391A - Fuel pump : en
  • DE644647C - Process for the preparation of salts of the ªÏ-methylfonic acids of pyrazolone amines with ring nitrogen bases : de en
  • GB465661A - Manufacture of materials resembling crepe : en
  • GB465825A - Improved lubricating compositions : en
  • US2080264A - Shower head : en
  • US2079833A - Kick-off operating mechanisms : en
  • US2079913A - Pressure gauge : en
  • US2079892A - Meat chopping machine : en
  • US2080031A - Fiberboard : en
  • US2080296A - Universal joint : en
  • FR812434A - Shaving instrument refinements : en fr
  • AU105911B2 - Improvements in or relating tothe construction of seats, mattresses andthe like : en
  • CA366065A - Threaded joint : en fr
  • AT149650B - Process for drawing conical tubes and masts with uniform or tapered wall thickness from cylindrical tubes. : de en
  • CA365975A - Vapour electric device : en fr
  • US2079663A - Ball bearing turntable : en
  • USD104454S - Design fob a cheese sucer : en
  • US2080000A - Hook latch for sliding doors : en
  • US2079886A - Oil refining process : en
  • US2079962A - Basic esters of polyarylacetic acids and process of making the same : en
  • FR812656A - Automatic steam trap combined with a steam heating device or similar : en fr
  • AT149539B - Method and device for operating fuel powder power machines. : de en
  • AT149616B - Capacitor arrangement, especially for high-voltage capacitors. : de en
  • US2079695A - Vehicular scoop : en
  • AT149476B - Ornamental figure to hang behind the rear window in motor vehicles. : de en
  • CA365960A - Wire insulating loom fastener : en fr
  • DE644747C - Clutch for freewheel device, especially for bicycles : de en
  • CH190901A - Process for the production of a new anthraquinone dye. : de en
  • USD104483S - Design fob a restaurant : en
  • USD104497S - Design fob a pedestal for motion : en
  • CH190884A - System for regenerative braking of an AC traction vehicle with a plurality of single-phase commutator series motors. : de en
  • CH190691A - Washer for drinking glasses and the like. : de en
  • AT149478B - Multi-stage, pneumatic flotation device. : de en
  • US2080096A - Method of making shaving heads : en
  • US2079653A - Vibrating mechanism : en
  • AU100905B2 - Improvements in projecting oscillights : en
  • AT149471B - Roll film camera. : de en
  • US2080194A - Apparatus and process for the continuous distillation-rectification of musts containing acetone, ethyl alcohol, and butyl-alcohol : en
  • US2079665A - Lightweight ceramic composition : en
  • CA365971A - Arc lamp : en fr
  • AT149454B - Ejection mechanism for coin cash registers. : de en
  • AT149551B - Process for generating cold with the help of a continuously operating absorption process. : de en
  • CA366116A - Roof flashing : en fr
  • CA365995A - Metal and alloy extruding method : en fr
  • CA366066A - Travelling case : en fr
  • CH190836A - Device for fastening artificial tooth bodies. : de en
  • AT149491B - Preparations for coloring living hair. : de en
  • AU124036A - Improvements in and connected with fruit graders andthe like : en
  • CH190845A - Inhaler. : de en
  • CH190737A - Easel file. : de en
  • AT149489B - Container for ampoules. : de en
  • US2079644A - Method and apparatus for continuous casting : en
  • CH190656A - Device for adjusting closing parts, such as parts of doors or windows. : de en
  • DE644656C - Process for reducing the eddy current losses of magnetic substances, magnetic bodies or parts thereof, which consist of particles which are separated from one another by insulating substances : de en
  • GB465606A - The manufacture of dyed artificial masses from regenerated cellulose : en
  • CA365973A - Gaseous electric discharge device : en fr
  • GB465807A - Improvements in or relating to apparatus adapted for use in assembling boot or shoe bottom units : en
  • CH190738A - Ring binder for binding loose sheets of paper, staples and the like. : de en
  • CH190650A - Heinze with foldable support arms. : de en
  • AT149609B - Process for the production of fat-milk emulsions. : de en
  • US2079588A - Brake mechanism : en
  • US2079753A - Automatic clutch : en
  • FR812485A - Process for finishing natural cellulosic fibers other than cotton : en fr
  • US2079729A - Gasket : en
  • US2079993A - Process of treating paper : en
  • US2080109A - Camp stove : en
  • US2080367A - Process for improving the physical properties of austenitic steels : en
  • US2079600A - Cleansing article : en
  • US2080358A - Refrigerating apparatus : en
  • AT149490B - Container. : de en
  • CH190713A - Bottom for bringing gases and liquids into contact for rectification, washing and reaction columns. : de en
  • CH190866A - Braking device on motor vehicles. : de en
  • DK53071C - Device by the Guidelines for the Guard. : da en
  • FR812428A - Feeding device for knitted pieces for flat knitting machines : en fr
  • AT149500B - Process for the production of durable, phosphorus-containing cod liver oil emulsions. : de en
  • FR812689A - Thermo-electro-magnetic battery : en fr
  • CA366012A - Furfuryl amine preparation : en fr
  • US2080079A - Supercharger : en
  • US2080142A - Treatment of organic compounds : en
  • US2079627A - Printing press : en
  • CH190842A - Process for the preparation of (1-phenyl-2,3-dimethyl-5-pyrazolony1) -isopentyl-ketone. : de en
  • AT149474B - Ski boot. : de en
  • CA365979A - Fabric impregnation : en fr
  • CH190834A - Electric mercury vapor discharge lamp with a noble gas base filling. : de en
  • DE644847C - Conical tension clamp for two-metal overhead cables : de en
  • CH190666A - Process for the manufacture of construction materials with a porous or cellular structure and in particular concrete. : en fr
  • CH190749A - Device for storing items required for playing cards. : de en
  • US2079965A - Belt : en
  • US2080181A - Coal undercutting machine : en
  • FR812674A - Further development of surge arresters for electrical installations : en fr
  • US2080209A - Azo-dyestuff : en
  • US2079700A - Machine tool organization : en
  • US2079906A - Light valve regulation : en
  • US2080373A - Relief valve : en
  • US2079614A - Coating machine : en
  • US2079788A - Process and composition for printing textile fiber : en
  • FR812426A - Method for condensing the vapor of the refrigerant in refrigerating machines, and refrigerating machine for the application of this method : en fr
  • DE644849C - Drive for rear derailleurs : de en
  • DE644650C - Device on typewriters for adjusting the platen in the direction of the stroke of the types : de en
  • DE644800C - Device for pressing the soldering brackets on top of each other on devices for soldering the longitudinal seam of tinplate sleeves : de en
  • FR812513A - Clinometer : en fr
  • CH190882A - Electric signal box. : de en
  • FR812644A - Process for obtaining regenerated cellulose bodies colored in the mass : en fr
  • US2079797A - Process of producing protein-iodine compouds : en
  • DE644537C - Process for the production of nitrogenous condensation products of the anthrone series : de en
  • ES4977U - Filter for aerosols, intended for gas masks or collective shelters. (Machine-translation by Google Translate, not legally binding) : en es
  • US2079613A - Hydroxycycloalkylammonium salts : en
  • US2079779A - Vaporizing generator : en
  • USD104444S - Design for a baking oven : en
  • CH190811A - Connector. : de en
  • CH190916A - Motor vehicle with at least two rear axles arranged close together. : de en
  • AU370936A - Improvements inthe manufacture of cement : en
  • FR812497A - Devices for projecting undistorted images onto light-sensitive surfaces : en fr
  • FR812512A - Tie clip : en fr
  • GB465550A - Improvements in or relating to a suspension system especially for motor vehicles : en
  • GB465686A - Improvements in or relating to hooks for chains, straps and the like : en
  • US2079688A - Container or receptacle : en
  • US2080332A - Wheelbarrow : en
  • CA366021A - Electrical system and apparatus : en fr
  • CH190653A - Hit mat. : de en
  • ES4402Y - Metal frame with welded parts and without rivets, holes and grooves. : en es
  • US2079768A - Snow guard : en
  • US2080383A - Fruit and vegetable slicer : en
  • US2079883A - Weedless guard for fish lures, etc. : en
  • FR812568A - Improvements to internal combustion engine cylinders : en fr
  • DE644752C - Auxiliary chain for the formation of nubs on chain pile looms : de en
  • US2079634A - Manufacture of yeast : en
  • FR812665A - Metal frame for the construction of vehicle bodies : en fr
  • CA365974A - Gaseous electric discharge lamp device : en fr
  • USD104433S - Design fob a lady s handbag or : en
  • AT149641B - Shoe brush. : de en
  • US2079637A - Electrical chucking mechanism for multiple spindle automatic chucking machines : en
  • US2080343A - Soap dispenser : en
  • USD104496S - Design fob an elastic fabric : en
  • US2079650A - Hot water supply regulator : en
  • USD104517S - Design for a dress ensemble : en
  • CH190853A - Circuit arrangement for the establishment of telephone connections by means of four-wire lines. : de en
  • ES143406A1 - Device to fix the matrices in the duplicating machines. : en es
  • DE644638C - Electrostatic separator with uncharged sliding surface : de en
  • FR812437A - Improvements to valves and other similar reciprocating members as well as to cooling agents for said components : en fr
  • GB465608A - A cover for bottles or the like : en
  • GB465618A - Improvements in or relating to apparatus for bending or creasing cardboard and similar materials : en
  • AT149617B - Electric motor. : de en
  • US2079844A - Vehicle : en
  • DE644676C - Vibration damper for leaf springs on motor vehicles : de en
  • FR812522A - Tape with adhesive closure and applicable as a dressing tape : en fr
  • FR812562A - Folding car : en fr
  • USD104495S - Design fob a golf club head : en
  • AT149600B - Self-locking, relocatable rope hook. : de en
  • GB465564A - Improvements in machines for shearing metal and other sheet material : en
  • FR812557A - Typewriter Improvements : en fr
  • DE644467C - Electric discharge tubes for high voltages, in particular X-ray tubes, in which there is a further vessel, which encompasses the actual discharge space and is connected to the former, within the glass vessel forming the outer wall : de en
  • GB465684A - Improvements in and relating to dish washing machines : en
  • FR812669A - Saddle for cycles, motorcycles and similar vehicles : en fr
  • GB465584A - Improvements in or relating to the manufacture of cigarettes : en
  • DE644788C - Electrically driven mill : de en
  • AT149506B - Device for room temperature control. : de en
  • CH190658A - Drive device for shutters, blinds and the like. : de en
  • US2079850A - Dice mat : en
  • US2080082A - Commutating balanced multiplex telephony : en
  • FR812565A - Method and device for continuously recording the speed of internal combustion engines as a function of load : en fr
  • FR812733A - Improvements to curtain suspension and operating devices : en fr
  • US2079931A - Car loading device : en
  • US2079980A - Ventilated clothing : en
  • USD104485S - Design for a shoe ob similar article : en
  • GB465574A - Process for the preparation of stable colloidal sulphur from elementary sulphur and sulphurous anhydride : en
  • GB465622A - Improvements in or relating to processes for the production of magnesium from dolomitic ores : en
  • FR812587A - Improvements in the construction of refrigerated furniture and cabinets and coolers : en fr
  • AT149455B - Dictionary. : de en
  • AT149477B - Lubricating device for sewing machines. : de en
  • AT149591B - Internal combustion engine. : de en
  • GB465636A - Improvements in or relating to plansifters : en
  • GB465806A - Improvements relating to control means for electrically operated welding machines : en
  • DE644845C - Counter for overcurrents, especially lightning currents : de en
  • FR812542A - Method and device for engaging, by allowing disengagement, two parts, at least one of which has a generally flat surface : en fr
  • GB465730A - Improvements in or relating to shoe bottom pressing machines : en
  • US2080362A - Manufacture of paper : en
  • USD104439S - Design for a gas heater casing : en
  • GR6497B - AUTOMATICLY MOISTURIZED BRUSHES. : el en
  • AT149585B - Sand spreader for automobiles. : de en
  • CH190823A - Electrical discharge vessel with metal power supply lines. : de en
  • CA366011A - Gain control circuit : en fr
  • AT149557B - Process for the production of colored prints and natural-colored pictures on paper, films and the like like : de en
  • AU100911B2 - Improvements in and relating to coffin handles : en
  • AU100904B2 - Improvements in and relating to pneumatic tyres andthe manufacture thereof : en
  • FR812423A - Device for heat exchange between fluids : en fr
  • FR812515A - Arrangement of coupling pins and drive mechanisms for oscillating half-axles : en fr
  • GB465761A - An improved method and apparatus for testing high potential insulation : en
  • FR812468A - Toy representing a catapulted plane : en fr
  • GB465547A - Method of manufacturing oil containing vitamins : en
  • CA365999A - Bottle cap opener : en fr
  • AT149509B - Pistons for pumps, syringes, etc. Like. With a piston fixed to the oscillating piston rod, especially for sprayers. : de en
  • USD104502S - Design fob a furniture knob : en
  • US2079870A - Print block : en
  • AT149486B - Method for modulating sound modulated transmitters. : de en
  • CH190702A - Washing machine for domestic use. : en fr
  • AT149576B - Waterproof fabric and process for its manufacture. : de en
  • AT149607B - Flexible universal joint coupling. : de en
  • AU163536A - A mechanically operated screen cleaning rake : en
  • CH190663A - Heating device. : de en
  • AT149461B - Line-up device for loose leaf books. : de en
  • CA366091A - Seed potato cutting machine : en fr
  • CA366105A - Holder-carrier and storage case : en fr
  • CA365993A - Deodorizer : en fr
  • CA366108A - Trailer : en fr
  • CA366078A - Liquid fuel burning device for orchards : en fr
  • US2079863A - Combined pliers and screw driver : en
  • US2080081A - Multiplex radio communication : en
  • USD104434S - Design for a rug : en
  • DE644775C - Circuit for the protection of high vacuum pipes : de en
  • AT149645B - Door handle fastening. : de en
  • CA366114A - Envelope : en fr
  • US2079647A - Valve for slush pumps and the like : en
  • US2079854A - Process for treating naturally active earth and product thereof : en
  • US2080034A - Mixed tertiary butyl ethers : en
  • CH190766A - Self-regulating heliostat. : en fr
  • US2079959A - Means and method for eliminating background noise in recording sound : en
  • CA366031A - Rubber vulcanization : en fr
  • FR812417A - Method for tuning oscillating circuits, and in particular for tuning them remotely : en fr
  • FR812460A - Transmission mechanisms and their controls, in particular for automobiles : en fr
  • FR812745A - Sophisticated device for the distribution and dosing of chemicals in water purification installations : en fr
  • CA366117A - Calculating apparatus : en fr
  • AT149571B - Printing plate for address printing machines. : de en
  • AT149495B - Switching arrangement with automatic bandwidth control. : de en
  • AT149547B - Objects that are subjected to abrasive stress at elevated temperature, made of cadmium alloy aluminum alloys. : de en
  • CH190804A - Snake tube boiler with natural circulation. : de en
  • US2079656A - Lady's garment : en
  • DE644852C - Centrifugal switch for electric motors : de en
  • CA366045A - Lubricating device : en fr
  • US2080163A - Boom for excavating machines or the like : en
  • US2079638A - Process for purifying caustic : en
  • US2079772A - Aqueous germicidal composition containing alkyl phenols : en
  • US2080068A - Noiseless and antislipping pad for bedsprings : en
  • CA366115A - Time announcing apparatus : en fr
  • AU168136A - Improvements in and relating to releasable coupling devices for vacuum cleaner conduits orthe like : en
  • CH190754A - Air purifier for collective shelters. : en fr
  • US2079594A - Exercising machine : en
  • AU370636A - Improvements in or relating to electric discharge devices : en
  • FR812539A - Improvement to tire beads : en fr
  • FR812636A - Process for manufacturing filters, in particular filters for breathing apparatus : en fr
  • GR6486B - FIRE CHARGING DEVICE. : el en
  • CA366008A - Insulating unit : en fr
  • CH190781A - Lathe. : de en
  • AT149528B - Footwear or shoe insoles. : de en
  • CH190684A - Cooking pot. : de en
  • DE644779C - Cascade, consisting of an asynchronous machine and a commutator machine connected to their slip rings : de en
  • US2079675A - Rupture pad cover : en
  • US2080136A - Telephonic alarm system : en
  • US2080184A - Apparatus for the recovery of objects : en
  • US2079652A - Manufacture of esters from olefines : en
  • US2079894A - Piezoelectric crystal holder : en
  • US2080080A - Package opener : en
  • CA365951A - Fuel agglomerating apparatus : en fr
  • CH190796A - Control device on fuel injection pumps of internal combustion engines. : de en
  • CH190731A - Process for the production of copolymers of chloroprene and at least one other polymerizable, unsaturated organic compound. : de en
  • FR812520A - Process for treating threads, or bands, which are used for example by inserting them into a support, for making leather or other material objects : en fr
  • CH190806A - Machine for automatic forming and dispensing of ice cream portions. : de en
  • US2080340A - Electric battery : en
  • US2079690A - Method of making resistance devices : en
  • US2080024A - Filter : en
  • US2079682A - Transmission control : en
  • US2079748A - Motorcar : en
  • US2079948A - Hat hanger : en
  • US2079966A - Cop and tube therefor : en
  • US2079990A - Antiskid device : en
  • DE644757C - Control valve for steam turbines, in particular for small steam turbines operated with strongly reduced high pressure steam : de en
  • FR812615A - Control device of a gearbox for rail vehicles with internal combustion engines : en fr
  • CH190748A - Russian billiard-style game. : en fr
  • CH190689A - Brush pre-band. : de en
  • CH190812A - Blowing device. : en fr
  • USD104457S - Design for a textile fabric : en
  • CH190852A - Device for winding and unwinding the voice cable of a telephone set. : de en
  • FR812501A - Improvements to high explosives : en fr
  • US2079840A - Method for the production of a noble metal catalyst : en
  • US2080053A - Car retarder control apparatus and testing means therefor : en
  • US2079702A - Lock mechanism : en
  • US2080309A - Line casting machine : en
  • US2080153A - Cord fastener or holder : en
  • FR812698A - Improvements to reproducing machines : en fr
  • DE644904C - Device for one-sided finishing of running fabric webs using an air knife : de en
  • GB465818A - Improvements in sports shirts and like garments with attached collar : en
  • GB465718A - Improvements in and relating to multi-stage expansion reciprocating engines : en
  • DE644791C - Device for lighting and reading scales and labels : de en
  • DE644684C - Sluice for a screw device used to remove accumulated dust and similar material from a closed chamber : de en
  • US2080125A - Pie package : en
  • US2080249A - Gripper mechanism for printing presses : en
  • US2080363A - Unvulcanized and vulcanized compositions : en
  • USRE20360E - Process of treating water : en
  • GB465578A - Improvements in driving gear for the valve-operating cam shafts of steam locomotives : en
  • GB465698A - Improvements relating to re-inforced concrete walls : en
  • DE644746C - Sidecar for motorcycles with a spring-mounted car body in the sidecar frame : de en
  • AU100931B2 - Improvements in method for obtaining color separation : en
  • US2079747A - Articulated car : en
  • US2080105A - Collapsible display container : en
  • DE644755C - Protective cover for loose-leaf book held together by rings or a spiral wire : de en
  • US2080118A - Process for cracking petroleum oil : en
  • US2080352A - Optical instrument : en
  • FR812604A - Unsymmetrical conductivity electrode system : en fr
  • FR812606A - Self-sealing pressure lubrication system for country railway axle boxes : en fr
  • DE644674C - Device for shredding materials, in particular for refining paper stock : de en
  • GB465541A - Door brake : en
  • DE644639C - Insert made of fabric stiffened in the weft direction : de en
  • FR812603A - Process for the preparation of mixed substituted organic mercury compounds : en fr
  • GB465597A - Improvements in devices for controlling combustion in solid-fuel-burning boiler furnaces : en
  • GB465719A - A method of treating peat for medicinal purposes : en
  • US2079835A - Cover for wells and cisterns : en
  • US2080262A - Glass composition : en
  • FR812700A - Improvements to remote control systems : en fr
  • GB465877A - Masks for dolls, toy animals, and the like : en
  • DE644760C - DC lifting circuit : de en
  • US2079765A - Art of manufacturing ladles : en
  • CH190895A - Process for the preparation of an azo dye. : de en
  • GB465941A - Improved spring device : en
  • CH190799A - Magneto. : de en
  • NL40643C - : en
  • GB465662A - Manufacture of alkylene sulphides : en
  • AT149622B - Cable drum. : de en
  • AU210936A - Improvements in machine for coating cans : en
  • GB465659A - Improvements in or relating to hair curlers : en
  • DE644743C - Device for damping spring vibrations, especially for motor vehicles : de en
  • DE644759C - Process for coating drug forms with coatings resistant to gastric acid and gastric enzymes : de en
  • FR812731A - Parachute for lift : en fr
  • FR812712A - Clip for hanging and stretching films : en fr
  • GB465736A - Improved burner for liquid fuel : en
  • FR812408A - Improved crease resistance of textiles : en fr
  • DE644756C - Process for automatic continuous control of the maximum operating voltage of electrical gas cleaning or testing devices : de en
  • FR812707A - Improvements to driverless mobile control systems : en fr
  • DE644843C - Television method with speed-modulated scanning : de en
  • ES4412Y - Test tube for all kinds of chemicals. : en es
  • FR812480A - Method and device for drying plastic masses : en fr
  • DE644673C - Process for making soybean meal : de en
  • DE644733C - Multi-cylinder internal combustion engine for flame-retardant fuels, in which the charge of each working cylinder is ignited by flame gases : de en
  • GB465815A - Improvements in and relating to methods of regulating transformer devices working with grid-controlled vapour or gas discharge gaps : en
  • US2080323A - Fireplace heater : en
  • FR812725A - Time system comprising a day disc, intended more particularly for controlling a periodic switch : en fr
  • GB465602A - Improvements in or relating to heat insulating elements : en
  • US2080366A - Method of purifying secondary amines : en
  • FR812613A - Improvements to briefcases, in particular for accounting : en fr
  • GB466015A - Manufacture of aldehyde condensation products and treatment of textile materials therewith : en
  • US2080047A - Pressure adjusting screw for wringers : en
  • US2079745A - Means for drawing railway spikes : en
  • US2080059A - Drying system and method : en
  • US2080393A - Bottle corking machine : en
  • US2079831A - Curtain : en
  • AU383336A - Improvements in and relating to devices for of liquids : en
  • GB465532A - Improvements in garters or sock suspenders : en
  • US2079800A - Lamp socket : en
  • US2080294A - Control system for transmissions : en
  • GB465571A - Improvements in and relating to aeroplanes having adjustable pitch air-screws : en
  • US2079847A - Purification of phosphate source for acid manufacture : en
  • US2080188A - Amino-arylsulphone-sulphonic acids and process of making same : en
  • US2080299A - Inhibiting corrosion of metals : en
  • AT149603B - Device for the constant and constant delivery of gases, vapors and especially liquids. : de en
  • FR812487A - Front burner : en fr
  • FR812710A - Improvements to soundproof, insulating or similar plates or walls : en fr
  • CA366076A - Sanitary liquid dispenser : en fr
  • CH190665A - Foot warmers. : de en
  • DE644725C - Process for the preparation of disazo dyes : de en
  • GB465663A - Improvements in or relating to one-hand pyrophoric pocket lighters : en
  • CH190792A - Valve for hot water distribution. : en fr
  • US2080353A - Loop forming mechanism for straight knitting machines : en
  • US2079724A - Transmission : en
  • US2079974A - Sawing apparatus : en
  • US2080287A - Method of treating mash : en
  • US2080334A - Cleaning tool : en
  • US2080379A - Socket : en
  • FR812601A - Jack : en fr
  • US2079976A - Production of acetaldehyde from : en
  • DE644866C - Work table for flame cutting machines with cross carriages : de en
  • CH190848A - Vending machine for selling matchboxes. : de en
  • US2079680A - Transmission : en
  • US2079699A - Fluid indicator : en
  • USRE20363E - Rate of cijmb indicator : en
  • FR812430A - Mineral Oil Dewaxing Improvements : en fr
  • GB465938A - Improvements in or relating to electric follow-up devices for measuring instruments : en
  • DE628018C - Movable device for the detection of gas escapes from gas pipes : de en
  • FR812438A - Improvements to aluminum-based alloys : en fr
  • GB465727A - Improvements in electric condensers : en
  • GB465728A - Improved method of and apparatus for manufacturing links for v-belting from sheet material : en
  • US2079590A - Ventilator : en
  • US2080266A - Wrapping attachment for cigarette packers : en
  • US2080182A - Charge forming apparatus : en
  • FR812732A - Suspension for baby carriages or others : en fr
  • GB465695A - Process and machine for the manufacture of biscuits : en
  • GB465700A - Two-stroke-cycle internal combustion engine with radially arranged working cylindersand piston scavenging pumps : en
  • GB465720A - Improved name or number plates for motor vehicles : en
  • FR812569A - Softwood products and manufacturing process for these products : en fr
  • US2080113A - Method and apparatus for making confections : en
  • DE644705C - Weather door with turntable for a pulling element : de en
  • DE644768C - Wire reel with a driven inner drum and an outer drum driven by it : de en
  • US2079951A - Binding agent for paints, lacquers, and varnishes : en
  • US2079714A - Illuminated sign : en
  • USD104442S - Design fob a cake box cover : en
  • GB465553A - Method for the production of colloidal sulphur in the dry state and at different degrees of concentration : en
  • FR812728A - Method and bath for electroplating cadmium : en fr
  • USD104498S - Design for a combined draftsman : en
  • GB465623A - Improvements in or relating to processes for the manufacture of magnesium or alloys thereof : en
  • US2080156A - Reenforced grinding wheel : en
  • US2080192A - Verifying punch machine for duplicate cards : en
  • AT149538B - Liquid-tight cable connection. : de en
  • AU38436A - Boring and lining up jig for remetalled engine connecting rods : en
  • AT149508B - Illuminated liquid level indicator, especially for steam boilers. : de en
  • AT149540B - Cigarette tube or cigarette with a mouthpiece insert that binds the harmful components of tobacco smoke. : de en
  • US2079587A - Atomizer : en
  • US2080229A - Fuel economizer : en
  • CA365976A - Screened radio tuned unit : en fr
  • CH190783A - Protective device on band saws. : de en
  • DK53057C - Procedure for Extraction of Bigift. : da en
  • FR812461A - Transformation furniture : en fr
  • US2080027A - Conveyer pole for drying machines and the like : en
  • US2079723A - Electrical protective system : en
  • US2079731A - Joint sealing device : en
  • US2080133A - Textile printing machine : en
  • US2080298A - Filling machine : en
  • US2080376A - Fabric guiding and uncurling device : en
  • DE644751C - Device for the production of fabrics several times the width of the reed : de en
  • US2079617A - Combination rest bar and fracture stand : en
  • CH190669A - Process for gas-tight locking of locks and equipment for carrying out the process. : de en
  • CH190745A - Electric flashlight. : de en
  • US2080173A - Clip : en
  • GB465710A - Improvements in and relating to the illumination of clock hands : en
  • US2079790A - Truck body attachment : en
  • US2080218A - Latch : en
  • US2079992A - Locking device for motor vehicles : en
  • USD104510S - Design for a flashlight : en
  • FR812474A - Improvements relating to the manufacture of filaments, threads, films, films and other products of artificial materials : en fr
  • US2080070A - Thermostatic switch : en
  • US2080237A - Connecter : en
  • USD104436S - Design for a console extension table : en
  • DE644883C - typewriter : de en
  • GB465692A - A process for improving beer or similar liquids or beverages : en
  • FR812540A - Improvement in the lubrication of axle bearings for rail vehicles : en fr
  • AT149581B - Can be shortened. : de en
  • US2080020A - Tunnel lining : en
  • US2080274A - Camera : en
  • US2080023A - Combined napkin dispensing case and menu card holder : en
  • GB465816A - Improvements relating to the wrapping of articles, such for example as chocolates or sweetmeats : en
  • US2080122A - Container : en
  • US2080263A - Method of freeing edible crustacean flesh from chitin material : en
  • US2079981A - Strap fastening : en
  • US2080176A - Apron : en
  • USD104450S - Design for a starting box : en
  • USRE20357E - Tuning dial : en
  • US2079975A - Protecting device for water closets : en
  • US2080336A - Peanut harvester and cultivator : en
  • GB465740A - Improvements relating to directionally adjustable air delivery devices for ventilation : en
  • GB465696A - Improvements in or relating to control devices for change speed gears for power driven vehicles : en
  • US2080001A - Welding chromium alloy steels : en
  • US2079595A - Reversible soil moving implement : en
  • US2079910A - Oil filter : en
  • AT149644B - Lockable door handle. : de en
  • GB465651A - Improvements in and relating to electrolytic devices : en
  • DE644744C - Roll-up curtain for triangular windows with a circular curved edge, especially for motor vehicles : de en
  • FR812716A - Improvements in the production of cyanine-type dyes : en fr
  • DE644864C - Evaluation device with stereoscopic viewing system : de en
  • GB465683A - Improvements in and relating to grinding and abrading mechanism : en
  • DE644878C - Racing game with figures set by hand : de en
  • GB466162A - Improvements in or relating to dental and like syringes : en
  • AT149606B - Internal combustion engine, in particular diesel engine, with an injection pump separated from the cylinder. : de en
  • USD104509S - Design foe a doll : en
  • AU100885B2 - Improvements in light ray converters : en
  • AT149605B - Device for connecting parts lying flat on top of one another. : de en
  • AT149649B - Wall mounting for wash basin. : de en
  • US2079679A - Transmission : en
  • US2079915A - Steam heating control apparatus : en
  • US2080033A - Shoe display stand : en
  • US2080083A - Manufacture of hardened or tempered glass plates : en
  • USD104446S - Design foe a lighting unit : en
  • CA365997A - Bag manufacture : en fr
  • CH190770A - Chronograph. : en fr
  • US2079956A - Automatic welding head : en
  • US2079816A - Adjustable curtain bracket : en
  • US2080206A - Spray nozzle : en
  • US2079770A - Combination bathtub and shower : en
  • US2079900A - Method of testing materials : en
  • US2079710A - Self-fluxing solder and process and apparatus for producing same : en
  • US2080169A - Control device : en
  • FR812720A - Improvements to meters : en fr
  • CA366079A - Automobile axle : en fr
  • CH190827A - Capacitor assembled from sheet-shaped dielectric bodies provided with a metal coating. : de en
  • US2079842A - Electroplating bath composition and method of producing the same : en
  • US2079940A - Pyridino acylamino anthraquinones : en
  • CA365970A - Sinuous seam welding process : en fr
  • US2079933A - Spray gun : en
  • US2080101A - Oiling device : en
  • US2079619A - Tube spinning head : en
  • DE644679C - Ventilation pipe for motor vehicles : de en
  • FR812596A - Electrically insulating body of highly polymeric chlorinated hydrocarbon compounds, in particular of synthetically produced insulating materials of this nature : en fr
  • CA366049A - Light fixture : en fr
  • AT149553B - Conductive connector radio systems. : de en
  • US2079630A - Charging of cases with contact material : en
  • US2079636A - Distribution of electricity : en
  • US2080357A - Adjustable cell-case or partition machine : en
  • CA365981A - Container closure making apparatus : en fr
  • CA366010A - Sewing machine : en fr
  • CH190740A - Notitzepad with advertising device. : de en
  • DE644869C - Device for dividing finely grained solid bodies according to size : de en
  • US2079908A - Level gauging device : en
  • FR812421A - Bicycle saddle : en fr
  • FR812473A - Vending machine for sale : en fr
  • CA366017A - Shoe machine : en fr
  • CH190818A - Starting device for electric motor air pumps with series motor. : de en
  • CH190793A - Flap valve, especially for slurry pumps. : de en
  • DE644692C - Welding machine for continuous welding : de en
  • FR812471A - Metalworking process : en fr
  • USD104469S - Design for a shoe or similar article : en
  • CH190751A - Cartridge case for weapons of war and process for their manufacture. : de en
  • CH190729A - Initial primer. : de en
  • CH190897A - Process for the preparation of an azo dye. : de en
  • DE644880C - Device for the automatic control of the drive of circulation closures in electrically driven systems of the iron hydraulic engineering : de en
  • US2080106A - Process for the preparation of anthraquinone compounds and a product produced thereby : en
  • US2080307A - Transom operator : en
  • AT149484B - Capacitor. : de en
  • US2080171A - Cooking utensil : en
  • AT149629B - Method for attaching luminophores to the glass walls of electrical discharge vessels, in particular electrical discharge lamps. : de en
  • AU100923B2 - Improvements in and relating to devices for of liquids : en
  • AU100921B2 - Improvements relating to control means for spindle driving and elevating gear for use in connection with drilling and like machine tools : en
  • DE644669C - Arrangement of evaporation containers for self-sellers : de en
  • US2079829A - Pressure hammer absorber : en
  • DE644881C - Gas pipeline method : de en
  • DE644899C - Method and arrangement for recognizing the rock strata sunk by a borehole : de en
  • DE644908C - Process for the preparation of therapeutically valuable alcohols from gonad hormones and synthetic substances of gonad hormone character : de en
  • DK53074C - Method and machine for continuous fastening of adhesive tape to objects. : da en
  • GB465768A - Improvements in ignition mixtures for percussion caps of all kinds, small munitions and primers : en
  • FR812401A - Gasifier installation for automobiles : en fr
  • GB465583A - Improvements in instruments of sextant-type : en
  • ES143464A1 - Procedure with its corresponding device for the oxidation of coals. : en es
  • GB465767A - Improved apparatus for making joints in woven wire fabric : en
  • US2080011A - Chemical fire extinguisher holder : en
  • CH190733A - Rubber protected against aging. : de en
  • CH190744A - Photomechanical reproduction apparatus for obtaining halftone negatives. : en fr
  • US2079684A - Hydraulic remote control : en
  • AU185037A - Improvements in or relating tothe construction of seats, mattresses andthe like : en
  • CA366002A - Welding apparatus : en fr
  • US2079914A - Bourdon tube gauge : en
  • AT149614B - Indirectly heated cathode. : de en
  • CA366095A - Pie pan : en fr
  • FR812671A - Bed with mobile table : en fr
  • AT149482B - Device for keeping the frequency of vibrations of a tube oscillator constant. : de en
  • US2079755A - Filter : en
  • AT149578B - Transportable grinding machine. : de en
  • AU171636A - Improvements in and relating to the kneading arms mixing machines : en
  • CA366113A - Power press safety device : en fr
  • USD104506S - Design for a bicycle handle bar : en
  • CA365994A - Tractor beet harvester : en fr
  • CH190886A - Washing and cleaning agents. : de en
  • US2080140A - Method of preparing pen points : en
  • CH190763A - Device for checking and adjusting electric meters. : en fr
  • NL40775C - : en
  • US2080290A - Apparatus for projecting tuning indicia : en
  • AU400816B2 - Improvements in and relating to fluid couplings : en
  • CH190846A - Ball injection. : de en
  • CH190899A - Process for the preparation of a metal-containing nitro-disazo dye. : de en
  • CH190867A - Illuminated police plate for automobiles. : en fr
  • AT149456B - Printing mechanism for cash registers. : de en
  • US2080330A - Electric program clock : en
  • DE644816C - Pressure reducing and regulating system for high pressure gas lines : de en
  • US2079615A - Golf ball recoating : en
  • CH190910A - Thermal power plant. : de en
  • CH190780A - Process and device for deforming metals. : de en
  • US2080048A - Wringer : en
  • US2080321A - Alarm system : en
  • USD104456S - Design for a textile fabric : en
  • FR812545A - Elastic pad for absorption of tensile, compressive and shear forces : en fr
  • US2079890A - Prism binocular : en
  • US2080267A - Flow-responsive means for fluidflow apparatus : en
  • USD104487S - Design for a suitcase : en
  • USD104505S - Design for a bicycle handle bab : en
  • US2080208A - Foot massaging or exercising device : en
  • US2080275A - Sound reproducing apparatus : en
  • US2080312A - Picture production : en
  • USD104455S - Design for a textile fabric : en
  • US2079865A - Loose leaf binder : en
  • USD104484S - Design for a handle for a cooking : en
  • USD104492S - Design fob a tire : en
  • FR812524A - Method of fixing the discs to one another or to the shafts of rotating machines by means of elastic sealing members : en fr
  • GB465732A - Improvements in and relating to an improved flushing system for water closets : en
  • US2079845A - Truck : en
  • US2080012A - Plastic handling machinery : en
  • US2079994A - Vibratory therapeutic device : en
  • DE644892C - Process for connecting wrought iron pipes by welding fittings into the pipes : de en
  • FR812451A - Improvements to electrical remote control systems : en fr
  • GB465581A - Improvements in and relating to methods of electric welding : en
  • GB465626A - Improvements relating to pivots : en
  • US2080064A - Distillation process for the purification of alcohols : en
  • US2080145A - Variable speed drive : en
  • CA366037A - Intoxication determining method : en fr
  • US2079838A - Ensilage cutter : en
  • US2079821A - Fuel injection pump : en
  • US2080333A - Font of type : en
  • AT149516B - Process for the production of alkali cellulose. : de en
  • AT149596B - Valveless device for generating a high suction effect, especially for compressors. : de en
  • DE644870C - poster : de en
  • US2080049A - Production of dyes of the cyanine type : en
  • AU100898B2 - Vulcanization of rubber : en
  • US2079936A - Die casting machine : en
  • US2079954A - Turning, facing, and threading tool : en
  • US2080021A - Motion picture apparatus control mechanism : en
  • USD104445S - Design for a textile fabric or simi : en
  • CH190864A - Device for coupling a semi-trailer truck to a trailer. : de en
  • US2079774A - Balanced plug valve : en
  • USD104468S - Design for a shoe or similar article : en
  • AU100891B2 - Improvements in or relating to straining and filtering devices : en
  • US2080261A - Mounting bracket : en
  • GB465747A - Improvements in or relating to variable inductance and resistance coils : en
  • US2080003A - Support for artificial lower legs : en
  • DE644765C - Ultrasonic transmitter : de en
  • US2079957A - Recorder : en
  • US2079719A - Hand truck : en
  • CH190849A - Self-seller of liquids, in particular liquid fuels. : de en
  • DE644665C - Volume reducer taking into account the humidity of the gas to be measured : de en
  • DE644820C - Process for the production of machine parts with good sliding properties : de en
  • GB465691A - Improvements in and connected with fuel burners : en
  • US2079744A - Dispenser : en
  • US2080134A - Device for dispensing pasty or liquid substances : en
  • CH190678A - Cutlery holder. : de en
  • US2079902A - Speed cup balancing machine : en
  • US2080198A - Fruit brusher : en
  • DE644640C - Braces : de en
  • DE644675C - Switching device for change gears, especially of motor vehicles : de en
  • GR6494B - AC AC POWER MODE : el en
  • AT149588B - Piston engine. : de en
  • FR812628A - heating equipment and humidification of dryers : en fr
  • FR812706A - Barrage : en fr
  • US2079715A - Process and batch for making ceramic bodies : en
  • CA365957A - Rubber thread manufacture : en fr
  • USD104512S - Design for a textile fabric or simi : en
  • CA366036A - Paper folding machine : en fr
  • CH190718A - Process for the preparation of 2-methyl-4-amino-5-cyano-pyrimidine. : de en
  • CH190813A - Switch with compressed air extinguishing. : de en
  • AU76536A - A preparation forthe treatment of mammitis in cows : en
  • CH190759A - Temperature measuring device on pipelines. : de en
  • AU373136A - Improvement in method of finishing composite paper sheet material : en
  • DE644831C - Schlaegermuehle : de en
  • NL41858C - : en
  • US2080014A - Annealing box : en
  • US2080123A - Running gear for vehicles : en
  • US2080231A - Tell-tale device : en
  • CH190764A - Oilless current transformer for high voltage. : de en
  • USD104476S - Design for an exhaust pipe extension : en
  • US2079640A - Hydraulic step drilling unit : en
  • ES3387Y - Kitchen for heating. : en es
  • CA366087A - Electric plug connector : en fr
  • DE644645C - Spool or carrier for dyeing textile goods in winding form : de en
  • DE644712C - Heat exchanger in which the heat transfer surfaces are formed by spiral-shaped sheets : de en
  • DE644872C - Direction indicators, in particular for motor vehicles : de en
  • AT149565B - Gravure printing machine. : de en
  • USD104441S - Design for a dump body : en
  • CH190859A - Advertising material with characters (e.g. letters, numbers). : de en
  • US2079632A - Method of gasifying liquid hydrocarbon fuels : en
  • AU100907B2 - Improvements in and connected with fruit graders andthe like : en
  • US2079667A - Pulp molding : en
  • AT149598B - Control for two-stroke internal combustion engines. : de en
  • US2079939A - Disappearing bed : en
  • CA366096A - Catsup dispenser : en fr
  • CH190801A - A multi-stage centrifugal pump for the steam generator. : de en
  • DE644907C - Equipment for carbonic acid ice production : de en
  • USD104488S - Design for a shoe upper material : en
  • US2080187A - Window fastener : en
  • CA366051A - Cash register : en fr
  • CH190885A - Charcoal burner. : en fr
  • US2079720A - Tracer for hydraulically operated die sinking machines : en
  • US2079880A - Television transmission method : en
  • US2080285A - Flexible wallboard : en
  • USD104462S - Design for a handbag : en
  • US2079751A - Motor vehicle brake testing device : en
  • AU77636A - Improvements in projecting oscillights : en
  • AT149546B - Multi-component alloy of aluminum, especially for pistons in internal combustion engines. : de en
  • AU165436A - Improvements in and relating to rubber stereos : en
  • US2079686A - Voting machine interlock for nega : en
  • CH190724A - Process for the production of a nitrogenous vat dye. : de en
  • US2079946A - Floor scrubbing, brushing, and polishing machine : en
  • CH190693A - Cork pressing device on bottle corking machines. : de en
  • CA366102A - Hydraulic machine : en fr
  • DE644868C - Hardness testing machine like the Rockwell hardness testing machine : de en
  • AU134636A - Carbon contact piece for current collectors of electric motor vehicles : en
  • AU100894B2 - Improved split pin : en
  • FR812683A - Device for the protection of military operations areas, by mines or other similar devices : en fr
  • DE644796C - Spark plug : de en
  • FR812633A - Smoke emitting device : en fr
  • FR812410A - Alternating current measuring bridge, intended in particular for measuring complex resistances : en fr
  • FR812723A - Parachute training : en fr
  • FR812668A - Grisoumeter : en fr
  • AT149549B - Process and device for the production of pipes and profiles of all kinds by cold means by bending strips or sheet metal strips. : de en
  • AT149469B - Boots, in particular for skiing. : de en
  • FR812685A - Automatic lubricator : en fr
  • GB465545A - Improvements in means for making holes in turf and soil for aerating purposes : en
  • CH190703A - Garment for boys designed to tie on trousers. : de en
  • CH190831A - Electrically heated swing beam furnace. : de en
  • GB465592A - Improvements in or relating to electrical heating and battery charging systems : en
  • AT149558B - Process for the production of sintered hard alloys. : de en
  • CA366013A - Electric generator : en fr
  • US2079979A - Lawn mower : en
  • CA366004A - Lawn mower : en fr
  • FR812550A - Improvements to shed-forming mechanisms for circular looms : en fr
  • GB465701A - Method of producing an extremely thin film of cellulose ester or the like : en
  • CA365980A - Aircraft with rotative wings : en fr
  • US2080278A - Projection lamp : en
  • FR812651A - Packaging for photographic and similar products : en fr
  • AT149533B - Bucket syringes for fire extinguishing purposes. : de en
  • AT149587B - Clamp for connecting two pipes that cross at an angle. : de en
  • CH190896A - Process for the preparation of an azo dye. : de en
  • DE644824C - Device for measuring direct currents : de en
  • FR812739A - Advanced anti-glare device for vehicle lamps or lanterns and the like : en fr
  • GB465557A - Improvements in light machine guns and similar firearms : en
  • CA366050A - Steam regulator valve : en fr
  • AT149473B - Process for the production of glass tubes with a precise interior shape. : de en
  • AU100937B2 - Improvements in and relating to the kneading arms mixing machines : en
  • USD104431S - Design for a combined milling : en
  • US2080186A - Latitude and longitude meter for ships : en
  • CH190675A - Rotary grater for domestic use. : en fr
  • CA366039A - Chromite refractory : en fr
  • FR812413A - Magnetic cylinder head for small electric generators, in particular for bicycle lighting dynamos : en fr
  • GB465801A - Improvements in or relating to lithographing machines : en
  • FR812688A - Decomposed-character printing telegraph system : en fr
  • AT149457B - Vending machine for coin insertion (self-teller). : de en
  • CA366029A - Rubber coating : en fr
  • CA366081A - Amusement device : en fr
  • CH190782A - Transportable carpentry chainsaw machine. : de en
  • US2079899A - Motor vehicle : en
  • US2079801A - Electric lamp : en
  • DE1407047U - : de en
  • US2080097A - Garage door holder : en
  • FR812609A - Various furniture with pneumatic padding : en fr
  • GB465632A - Improvements in coin-freed vending machines : en
  • USD104459S - lemmon : en
  • FR812440A - Photographic and film projector, for plastic and graduated color projection of black-white films by means of colored filters : en fr
  • CH190715A - Process for the production of hydrogen by reacting carbon monoxide with water vapor. : de en
  • DE644909C - Process for the preparation of phenylaminopropanols : de en
  • GB465549A - Improvements in or relating to streamlined vehicles : en
  • US2079678A - Transmission : en
  • FR812581A - Cartridge case : en fr
  • FR812646A - Stop and stop device constituting a closure for doors, windows or the like : en fr
  • GB465808A - Method of operating water-cooled steam condensers : en
  • GB465558A - Improvements in or relating to the addition of disinfecting or cleansing agents to the water in water waste preventing cisterns : en
  • CA365961A - Cigarette tipper : en fr
  • CH190742A - Device to avoid rewinding in film projection devices. : de en
  • CA366001A - Wire fabric seam : en fr
  • CA366107A - Automobile maintenance istallation : en fr
  • GB465645A - Improvements in the manufacture and production of coating compositions : en
  • ES4471Y - Sliding buckle. : en es
  • IE14742L - Dewaxing of mineral oil : en
  • FR812664A - Non-fouling spark plug : en fr
  • FR812687A - Process for immunizing animal fibers against moths and fibers immunized by this process, products for carrying out this process and their manufacturing processes : en fr
  • FR812635A - Process for manufacturing filter elements for breathing apparatus and new products obtained : en fr
  • GB465823A - Improved manufacture of photographic silver halide emulsions : en
  • US2079764A - Process for breaking petroleum emulsions : en
  • GB465670A - Improvements in or relating to water tube steam boilers : en
  • GB465572A - Improvements in life saving craft for use on sea vessels : en
  • GR6487B - WINDOW CURTAINS. : el en
  • GB465577A - Improvements in and relating to mechanism for forwarding and delivering tobacco leaves : en
  • FR812654A - Improvements to internal combustion engine power systems : en fr
  • GB465787A - Improvements in height indicating apparatus for aircraft : en
  • DE644724C - Process for the production of azo dyes : de en
  • US2079657A - Automatic volume control : en
  • US2079932A - Closure cap for receptacles : en
  • FR812559A - Process for the preparation of strongly acetylated cellulose : en fr
  • US2079846A - Machine for the manufacture of paper : en
  • GB465630A - Improvements relating to valves : en
  • GB465743A - Improvements in the form of ships' hulls : en
  • GB466011A - Improvements in and relating to two-stroke cycle internal combustion engines : en
  • US2079737A - Table : en
  • US2079858A - Fuel feeding system for motor vehicles : en
  • US2079867A - Wire or strip tinning machine : en
  • DE644906C - Printing roller, especially for printing wallpaper, linoleum and the like. like : de en
  • ES143467A1 - Procedure for obtaining camphor from celluloid residues. : en es
  • DE644686C - Process for the production of concentrated preparations of sulfonates of higher saturated or unsaturated fatty alcohols : de en
  • FR812726A - Electric dust collector for air conditioning : en fr
  • GB465786A - Improvements in or relating to the manufacture of plastic materials derived from mercaptans and mercaptides : en
  • GB465559A - Improvements in or relating to fans and more particularly fans of the centrifugal vane control type : en
  • US2079612A - Depth measurement : en
  • US2079930A - Car loading device : en
  • GB465711A - Improvements in or relating to fans for extraction of heated air or gases : en
  • US2079708A - Drying sponges : en
  • US2080029A - Amusement apparatus : en
  • DE644742C - Switching device for motor vehicles with several pressure medium line branches : de en
  • US2079618A - Stove : en
  • DE644803C - Process for improving the taste of sodium bicarbonate : de en
  • CH190891A - Process for the preparation of an azo dye. : de en
  • FR812584A - Assembly spindle for heads of pieces of fabric or other striped materials : en fr
  • US2080319A - Variable speed belt drive : en
  • US2079697A - Loading coil case : en
  • FR812597A - Device intended to stop vehicles on pneumatic tires : en fr
  • AT149647B - Device for expressing all types of wet towels. : de en
  • FR812450A - Manufacturing process for products used in the rubber articles industry and similar industries : en fr
  • GB465561A - Improvements in or relating to internal combustion engines of the liquid fuel injectin type : en
  • GR6493B - TYPE OF PRESSED ARTIFICIAL STONES FROM CEMENT MORTAR. : el en
  • US2079777A - Safety igniter for blasting explosive devices : en
  • US2079920A - Music signature chart : en
  • US2080284A - Thermionic rectifier : en
  • USD104432S - Design fob a chabm : en
  • FR812647A - Cartridge ignition device or the like : en fr
  • GB466020A - Improvements in or relating to radio receiving apparatus : en
  • DE644780C - Method for expanding the speed control range of stationary-fed three-phase current shunt commutator motors in six-burst circuit : de en
  • DE644727C - Finger cot : de en
  • GB465621A - Improvements in or relating to coin freed vending machines : en
  • US2079796A - Method of making high silica cement : en
  • US2079916A - Welding apparatus : en
  • GB465819A - Improvements in and relating to a process for the manufacture of self-lubricating mechanical bodies, from an intimate mixture of powdered metal or metal alloy and powdered graphite : en
  • DE644832C - Motor vehicle with independently sprung, parallel front wheels : de en
  • DE644795C - Valve lifters for internal combustion engines : de en
  • GB466161A - Improvements in or relating to valve tappets : en
  • GB465570A - Improvement in or relating to fixtures in collapsible cardboard boxes : en
  • GB465709A - Improvements in mechanical loading apparatus : en
  • DE644681C - Nib with a slide to change the flexibility of the tip legs : de en
  • DE644848C - Rotary switch with right and left gear : de en
  • FR812499A - Gear change control device for driving aircraft engine boosters : en fr
  • GB465554A - Process for obtaining cellulose from liquified cellulosic matter : en
  • GB465542A - Improvements relating to stocking and like suspender clasps : en
  • USD104473S - Design for a screw : en
  • US2079813A - Sealed package and method of sealing : en
  • US2079855A - Lingerie clasp : en
  • FR812465A - Automatic gripper for mounting the sandal without spikes while sewing petit point : en fr
  • AT149554B - Steels for sheet metal that are welded. : de en
  • AT149560B - Backpack. : de en
  • AT149515B - Method and device for pressing perforated blanks with a tapered base for the pipe butting method. : de en
  • AT149559B - Stop device for keyboard instruments (pianos and the like). : de en
  • CA366070A - Tire bead wire die : en fr
  • US2079759A - Apparatus for controlling an iron cord : en
  • US2079696A - Stoker furnace : en
  • DE644876C - Skill ball game : de en
  • IE14405L - Cooling and heating apparatus for beer, etc. : en
  • US2080091A - Helical sliding gear transmission : en
  • US2080322A - Needle cooling device for sewing machines : en
  • US2079746A - Self-locking nut and method of making same : en
  • US2079901A - Metallurgical addition agent and process : en
  • US2080069A - Track circuit apparatus : en
  • US2079712A - Method of treating soles : en
  • US2079815A - Duplex container : en
  • US2079961A - Smoker's mouthpiece : en
  • US2080289A - Oil burner : en
  • CH190654A - Oil-based insecticidal composition. : en fr
  • CH190696A - Jacquard machine cylinder drive with clutch. : de en
  • CH190838A - Eye protection device, in particular for welders. : de en
  • CH190727A - Process for the production of a vat dye. : de en
  • US2080139A - Air chamber diesel engine : en
  • US2080151A - Apparatus for degasifying liquids : en
  • US2079674A - Machine for recording textile constructions or designs : en
  • US2080339A - Safety razor blade sharpener : en
  • US2080378A - Combined weed killer and fertilizer : en
  • FR812690A - Machine for the automatic and constant volume filling of electric battery cups and other containers : en fr
  • GB465646A - A rotatory indicator or traffic signal for use on road vehicles : en
  • GB466018A - Improvements in the lubrication of gas meters : en
  • FR812747A - Hangar type metal construction : en fr
  • GB465631A - Method and apparatus for television : en
  • GB465657A - Improvements in and relating to electric lamp connectors : en
  • GB465706A - Improvements in or relating to control devices for change speed gears of power driven vehicles : en
  • GB465591A - A process for working up ores and metallurgical products containing iron and nickel : en
  • GB465595A - Improvements relating to apparatus for casting metal : en
  • FR812592A - : fr
  • FR812709A - Method and installation for the treatment of artificial schappe fluff : en fr
  • FR812547A - Water insoluble azo dyes and process for their production : en fr
  • CA365978A - Aliphatic acid purification : en fr
  • USD104516S - Design for a dress : en
  • FR812625A - Intake valve for internal combustion engines : en fr
  • GR6498B - OPERATION SYSTEM ON THE EXTERIOR WINDOWS FOR PROTECTION FROM THE ENTRANCE OF THE CONS. : el en
  • IE14191L - Hypodermic syringe. : en
  • GB466159A - Improvements in or relating to the manufacture of plastic materials derived from organic polysulphides : en
  • GB465533A - Fireproofing leather : en
  • GB465666A - Horse shoes : en
  • US2079866A - Automatic interchangeable circuit interrupter or circuit breaker : en
  • US2080269A - Locomotive boiler : en
  • GB465555A - Improvements in and relating to packing material for goods which are sensitive to moisture : en
  • DE644822C - Quick release valve for air brakes : de en
  • ES4976U - Special packaging (Machine-translation by Google Translate, not legally binding) : en es
  • GB465615A - An improved form of construction for machine parts, and constructional elements, having apertures, drilled holes or the like : en
  • GB465697A - A device for use with fire arms to counteract the force of recoil and lift thereof when fired : en
  • FR812650A - Track circuit short-circuiting system used in railway signaling, applicable in particular to railcars : en fr
  • FR812517A - New method of rapid salting of hams by longitudinal hollowing out of the bones and their subsequent filling : en fr
  • FR812534A - Bogie : en fr
  • GB465745A - Improvements in or relating to rolling mills : en
  • DE644792C - Writing device for measuring devices : de en
  • GB465605A - Process for the manufacture of zirconium oxychlorde : en
  • AT149637B - Process for casting light metals, especially magnesium. : de en
  • CA365996A - Low temperature carbonisation : en fr
  • CA366074A - Carcass cleaving machine : en fr
  • FR812537A - A grinding machine for colors, oily inks, and the like, having a uniformly distributed pressure grinding bar : en fr
  • GR6492B - Method for the preparation OMOIAZONTOS A PRODUCT IN THE EXTRACT OF VYNIS (MALZEXTRAKT) AND INTENDED TO CHRISIMOPOIISIN SAME, for facilitating OF EPSISEOS IN THE BAKERY AND IN THE PLAKOUNTOPOIIA, AND IN THE MANUFACTURING OF FERMENTATION ... : el en
  • GB465703A - Improvements in or relating to devices for controlling wireless receiving sets : en
  • FR812459A - Improvement in air or gas compressors : en fr
  • FR812543A - Improvements to spinning pins : en fr
  • US2079673A - Stapling or wire-stitching machine : en
  • GB465543A - Improvements in stair-carpet fasteners : en
  • CA366055A - Water-proofing size : en fr
  • CA366084A - Safety cap : en fr
  • US2080135A - Device for dispensing pasty or liquid substances : en
  • US2080265A - Method of making center spot crowns : en
  • DE644541C - Upper pan weight scale : de en
  • GB465735A - Improvements in or relating to heating apparatus for bitumen, tar or the like : en
  • CA366077A - Inkwell bottle : en fr
  • US2080178A - Electrical circuit breaker : en
  • US2080389A - Coin sorting machine : en
  • AU100917B2 - Improvements relating to electric gaseous discharge devices : en
  • AU100920B2 - Improvements in machine for coating cans : en
  • DE644834C - Process for cooling and drying a gas stream which is intended to be used for cleaning gas pipe networks that are contaminated or narrowed by liquid or solid condensates : de en
  • FR812571A - Process for lining objects such as crucibles and tools with a coating that protects them against the action of molten masses : en fr
  • GB465770A - Improvements in connection with the supply of water in percussive rock drilling machines : en
  • AT149577B - Roof consisting of individual sectors, especially for silos. : de en
  • ES143506A1 - INSTALLATION FOR SOFTENING WATER, ESPECIALLY FOR SOFTENING WATER FEEDING THE LOCOMOTIVE BOILER : en es
  • FR812741A - Straight knitting loom : en fr
  • GB465612A - Improvements in or relating to controlling gear for friction clutches : en
  • FR812730A - Product and process for electroplating cadmium : en fr
  • US2079968A - Type or matrix cabinet : en
  • US2080347A - Radiator shield securing means : en
  • USD104501S - Design fob a bicycle frame : en
  • FR812403A - Oscillations generating devices : en fr
  • DE644722C - Arrangement for regulating the power distribution in electrical lines connected to a ring with more than two nodes : de en
  • DE644677C - Shock absorber housing for motor vehicles : de en
  • DE644740C - Gas protective mask with a sealing edge pressed against the face by spring pressure : de en
  • GB465755A - Improvements in television : en
  • US2080243A - Speed governor : en
  • US2079749A - Apparatus for making a casting : en
  • US2080175A - Combined hand iron and work moistener : en
  • FR812529A - Improvements to hose clamps or others : en fr
  • CH190881A - Pneumatic-hydraulic braking device for vehicles. : de en
  • DE644636C - Procedure for operating large space extractors : de en
  • DE644851C - Device for the regulation of multi-phase AC motors which are connected to a multi-phase AC network via controllable discharge paths : de en
  • FR812444A - Improvements relating to detergent compositions, and method for their application : en fr
  • FR812742A - Current transformer : en fr
  • FR812599A - Device for cleaning cylinders and sieves, particularly in paper machines : en fr
  • GB465726A - Improvements in or relating to direct current electric motor control systems : en
  • CH190700A - Washing machine. : de en
  • FR812748A - Process for the preparation of hydrocarbon mixtures containing a high proportion of relatively high molecular weight alkylenes by cracking hydrocarbon materials in the vapor phase : en fr
  • GB465638A - Improvements in electrical switchgear : en
  • DE644763C - Process for keeping raw, juicy fruits fresh : de en
  • GB465573A - Improvements in and relating to transmitter devices for facsimile printing telegraph installations : en
  • US2079809A - Electron discharge tube : en
  • US2080390A - Electrode : en
  • USD104519S - Design foe a textile fabric or : en
  • US2079895A - Supplemental catch mechanism for locks : en
  • US2080026A - Roll carrier for photographic strip film : en
  • US2079725A - Crown block : en
  • US2080075A - Closure for collapsible tubes : en
  • US2080239A - Refrigerating apparatus : en
  • US2079776A - Conversion of hydrocarbon oils : en
  • US2080117A - Roller shoulder bit : en
  • US2080227A - Wheel balancer : en
  • AT149534B - Flammable ignition wire insulation. : de en
  • US2079864A - Stone quarrying machine : en
  • US2080256A - Method of making center spot crowns : en
  • US2079887A - Production of high cetene number diesel fuel oil : en
  • CH190857A - Device for remote control of acoustic alarm devices. : de en
  • US2079718A - Automatic window screen : en
  • USD104438S - Design for a slipper : en
  • AT149501B - Containers for cigarettes, tobacco, cosmetic articles, etc. like with mirror. : de en
  • CH190756A - Evaluation device with stereoscopic viewing system for stereo photogrammetry. : de en
  • US2079677A - Airplane : en
  • DE644854C - Short-circuit-proof fuse cartridge of the screw plug system : de en
  • FR812526A - Resinous condensation products, hydrophobic, prepared from methylenecarbamides and phenols : en fr
  • US2079589A - Brake mechanism : en
  • US2080084A - Pressing machine : en
  • US2080224A - Propeller : en
  • US2080315A - Grass trimmer : en
  • US2079996A - Hydraulic well pump : en
  • US2080040A - Mounting for oversize reels on projectors : en
  • CH190858A - Paddle siren. : de en
  • NL40873C - Method for packaging using oval wire which is twisted at the connection point : en nl
  • AU316536A - Anew or improved inner cap or headband for use witha bathing cap : en
  • CA366030A - Rubber vulcanization : en fr
  • DE644841C - Transmission control for gear change gears for group and parallel switching of the stages with forced, non-positive and one-way switching sequence, especially for rail vehicles : de en
  • GB465712A - Punches and method of making the same : en
  • US2080102A - Means for collecting exhaust gases : en
  • US2079649A - Quickly prepared raw vegetable soups : en
  • US2079982A - Furnace wall, furnace-gas baffle plate, and the like : en
  • CH190843A - Process for suspending a liquid in a gaseous atmosphere in the form of a stable mist, and apparatus for carrying out this process. : en fr
  • DE644713C - Joint formation for concrete pavements : de en
  • DE644797C - Drive with switching device for different running speeds : de en
  • AT149535B - Electric flame arc burner. : de en
  • AT149569B - Process for the production of wooden vessels. : de en
  • USD104470S - Design for a shoe or similar article : en
  • AT149541B - Process for magnetizing the field iron of electrical machines, which consists of permanent magnetic steel. : de en
  • US2079599A - Container : en
  • US2079604A - Treatment of materials : en
  • US2079977A - Packing ring : en
  • US2080305A - Tape cutting machine : en
  • FR812553A - Improvements to relay fuses and other thermal electrical switching devices : en fr
  • GB465699A - Improvements in or relating to electric lamp brackets : en
  • AT149503B - Process for the preparation of N.N'-dichloroazodicarbonamidine. : de en
  • AU100913B2 - Improvements in or relating to scanning oscillators for use in television and like systems : en
  • CH190841A - Method for purifying gonadal hormones. : de en
  • DK53066C - Personal scale with billboards. : da en
  • CH190651A - Spray gun, in particular for spraying plants. : de en
  • CH190794A - Piston pump, especially for manure. : de en
  • AU100934B2 - Improvements relating to washboards : en
  • DE644662C - Saw chain for woodworking saws u. with cutting teeth inserted into the chain links : de en
  • GB465759A - Improvements in or relating to means for conveying fibrous or granular material in an upward direction : en
  • CH190894A - Process for the preparation of an azo dye. : de en
  • US2080217A - Apparatus and method for remedying crosstalk : en
  • US2080063A - Roller gate construction : en
  • US2079692A - Broach shank connecter : en
  • US2079891A - Knife sharpener : en
  • DE644753C - Gunshot guards for hose guns : de en
  • DE644902C - Cuff die for producing a bead on the rim edge of disc wheels : de en
  • FR812525A - Regulator device especially for liquid boiler : en fr
  • CH190757A - Universal orientation and angle measuring instrument. : de en
  • CH190855A - Intermediate frequency heterodyne receiving circuit. : de en
  • CH190854A - Arrangement for receiving ultra-short waves. : de en
  • CH190844A - Vaginal irrigation apparatus. : de en
  • DE644648C - Device for switching from twin to compound operation and vice versa in multi-cylinder steam engines in vehicles : de en
  • CA366090A - Electro-thermal process : en fr
  • DE644697C - Rohrmühle : de en
  • AU172336A - Improvements in or relating to arch supporting devices for boots and shoes : en
  • CA366026A - Container with rotatable spout : en fr
  • US2079738A - Stocking having strain absorbing zone with improved capacity to stretch : en
  • US2080050A - Sensitization of photographic emulsions : en
  • CH190685A - Coffee filter. : de en
  • DE644913C - Process for the manufacture of terminations for electrical high voltage rubber cables : de en
  • DE644704C - Pit stamp : de en
  • CH190800A - Device for mixing water with the combustion air of an internal combustion engine. : en fr
  • CH190851A - Ribbon advance and reversal mechanism for devices that use at least one ribbon. : de en
  • US2079919A - Means for automatically operating garage doors and the like : en
  • CH190912A - Process for the preparation of a mixture of stereoisomeric dihydrofollicle hormones. : de en
  • AT149602B - Device for atomizing liquid fuels. : de en
  • DE644917C - Arrangement for regulating the direct voltage output by rectifiers with grid-controlled vapor or gas discharge paths : de en
  • FR812614A - Backpack with rigid frame : en fr
  • US2080018A - Magnetic rotor : en
  • US2080179A - Treatment of organic products : en
  • US2079767A - Glider swing : en
  • US2079836A - Braiding machine control : en
  • US2080317A - Jewel setting : en
  • AT149648B - Electric motor-driven polishing machine. : de en
  • US2079633A - Synthetic resins : en
  • US2080052A - Adhesive tape box : en
  • US2079646A - Tubing head : en
  • US2079736A - Pitching horseshoe : en
  • DE644732C - Sonic pen holder : de en
  • US2079606A - Process for producing resins : en
  • US2079874A - Rope structure : en
  • AT149529B - Electric synchronous motor for several voltages. : de en
  • DK53056C - Cathode flashlight, in particular of dwarf light size. : da en
  • GB465800A - Improvements in and relating to display and like devices : en
  • US2079820A - Arch support : en
  • US2080055A - Photometric apparatus : en
  • US2080104A - Pipe pusher : en
  • USD104477S - Design for a coffee maker or the : en
  • CH190716A - Verfahren zur Herstellung einer Pyrencarbonsäure. : de en fr
  • DE644721C - Arrangement for grid control in converters : de en
  • DE644737C - Roller mill with two or more rollers : de en
  • FR812453A - Process for making metallic coatings on objects in a mixture of neutral gas and metallic carbonyl gas : en fr
  • GB465783A - Mounting of acoustic warning devices on automobiles : en
  • CA366072A - Rubber film : en fr
  • US2079879A - Hand blocking tool for sugar beets : en
  • ES143462A1 - Improvements in the manufacture of masks against gases. : en es
  • FR812695A - Mechanical coupling, lifting and depth device, for plows and other tillage implements : en fr
  • GB465613A - Improvements in or relating to thermionic valve circuit arrangements : en
  • GB465688A - Improvements in or relating to washing means : en
  • FR812495A - Radio receiver mounting : en fr
  • FR812697A - Condensation products derived from phenols and aldehydes and process for preparing these products : en fr
  • GB465654A - Improvements in or relating to heat insulating elements : en
  • DE644825C - Process for the production of paints : de en
  • FR812555A - Sharpener for sharpening plush and velvet knives : en fr
  • FR812561A - Anti-vibration isolation protects against horizontal active forces, especially for machine foundations : en fr
  • GB465794A - Improvements in electro-acoustical reproducers : en
  • FR812653A - Coating resistant to contact with hydrocarbons : en fr
  • US2080046A - Film splicing apparatus : en
  • US2080223A - Straight knitting machine for producing run-resist barrier stitches in knitted wearing apparel : en
  • US2080325A - Display means : en
  • AT149555B - Device for supplying coal dust to internal combustion engines. : de en
  • DE644885C - Method for operating a unit consisting of a thermal engine and an electric generator : de en
  • GB465788A - Improvements in multiple wire drawing machines : en
  • DE644836C - Container for storing gas, steam and easily evaporating liquids : de en
  • US2080036A - Machine for applying pressure to shoe bottoms : en
  • FR812594A - Integral pasta : en fr
  • USD104429S - Design fob a clip : en
  • ES143413A1 - A device to detect traces of gases, especially toxic gases and combat substances. : en es
  • DE644683C - Mobile slot saw machine for rock u. like : de en
  • US2079811A - Bow for stringed instruments : en
  • US2080028A - Process for producing sponge iron : en
  • US2080146A - Sludge removal apparatus : en
  • US2079598A - Gasoline hose : en
  • US2079706A - Method of laying channel flaps : en
  • CH190906A - Process for the preparation of a leather dye. : de en
  • FR812498A - Gear change control device for driving aircraft engine boosters : en fr
  • FR812660A - Enhancements to variable-tilt mobile belt conveyors : en fr
  • FR812455A - Ladies panties : en fr
  • FR812705A - Balloon tail improvements : en fr
  • GB465760A - Improvements in and relating to the manufacture of selenium surfaces : en
  • GB465878A - Improvements in or relating to bellows chambers : en
  • US2080090A - Can opener : en
  • DK53055C - Program Converter for Radio Receivers. : da en
  • CH190652A - Device for heating, moistening and gassing of drift beds. : de en
  • DE644764C - Gun lock with ignition lock : de en
  • DE644890C - Switching arrangement for electrical resistance welding machines, in which a relay is provided to control the secondary voltage : de en
  • ES143473A1 - PROCEDURE FOR THE MANUFACTURE OF SMOKE-FREE FUEL : en es
  • GB465668A - Improvements in the manufacture and production of hydrocarbons and their derivatives from mixtures of hydrogen and oxides of carbon : en
  • FR812424A - Spring system for upholstery : en fr
  • US2080301A - Chain link : en
  • US2080375A - Fibrous compound of thermoplastic : en
  • USD104448S - Design fob a combined jar and bottle : en
  • GB465650A - Improvements in or relating to high frequency oscillation generators : en
  • DE644912C - Switch to change the braking of railway vehicles and the like Like. In adaptation to the speed : de en
  • CH190680A - Device for storing cutlery, for example table knives. : de en
  • GB465810A - Method of closing envelopes and machine for closing envelopes according to this method : en
  • US2079601A - Detector for combustible gas : en
  • US2080057A - Aromatic condensation products : en
  • US2080203A - Reversing valve gear : en
  • AT149459B - Mouthpiece for brick extrusion. : de en
  • FR812503A - Cathode ray tube with metal bulb for television and other similar applications : en fr
  • GR6491B - HOW TO BOOK MULTIPLE SHEETS OF PAPER ETC. WITH SCREWING WIRE. : el en
  • DE644835C - Safety device for systems that work with explosive gas mixtures : de en
  • US2079597A - Method and means for the recovery of precious metals : en
  • US2080116A - Drill : en
  • DK53058C - Means for bleaching living hair. : da en
  • FR812420A - Bra : en fr
  • US2079905A - Extrusion apparatus : en
  • US2080387A - Refrigerating coil for refrigerating machines : en
  • CA366018A - Air venting and vacuum valve : en fr
  • US2079694A - Acoustic amplifier : en
  • US2080009A - Plaster wallboard and method of making it : en
  • US2080094A - Airship : en
  • US2080213A - Nonrefillable bottle : en
  • GB465812A - An automatic rifle or machine gun : en
  • US2079918A - Nut securing device : en
  • FR812627A - Improvements to chains for traction nuts, manufacturing process and assembly clamp for these chains : en fr
  • FR812541A - Rotary motor : en fr
  • GB465658A - Improvements in or relating to suction cleaners : en
  • FR812729A - Product and process for obtaining electrolytic deposits of cadmium : en fr
  • FR812538A - Auxiliary operating mechanism of a recording device of an automatic scale indicating weight and price : en fr
  • DE609323C - Lighting device for barriers : de en
  • US2079704A - Locking system fob a selective de : en
  • US2080165A - Maximum load indicator for testing machines : en
  • AT149632B - Discharge tube enclosed in an evacuated envelope and containing vapor. : de en
  • CA365988A - Railway track circuit : en fr
  • NL75116B - : en
  • US2080054A - Preparation of organic acid esters of cellulose of lowered viscosity : en
  • DE644833C - Pliers-like tool for creating a connection between the overlapping ends of metal belt straps : de en
  • FR812616A - Process for obtaining fixed or cinematographic projections restoring to a photographed or cinematographic object its colors which can be established in advance : en fr
  • GB465540A - Improvements in or relating to valve mechanism for internal combustion engines : en
  • GB465534A - Changeable light display devices : en
  • FR812463A - New process and device for exhausting gases under high pressure : en fr
  • FR812466A - Knitting Machine Improvements : en fr
  • FR812611A - Locking bolts and locknuts : en fr
  • GB465897A - Improvements in cyclone-separators : en
  • FR812435A - Method and device for the production of a fuel mixture, in particular for internal combustion engines : en fr
  • GB465624A - Improvements in apparatus for maintaining constant conditions, such as pressure, temperature or humidity : en
  • GB465729A - Improvements relating to alternating current electric motors : en
  • GB465814A - An improved method of sound and electrical impulse recording and reproducing : en
  • FR812602A - Enhancements to Bus Bars or Similar Electrical Main Conductors : en fr
  • FR812580A - Hinged side trim for window casements opening around an axis either horizontal or vertical, at will : en fr
  • DE644659C - Gauze wing insertable in a double-wing window : de en
  • DK53054C - Coupling for Removal of Radiation from Superheterodyne Receivers. : da en
  • FR812590A - Improvements to thermionic amplifiers : en fr
  • GB465763A - Improvements in cathode ray tubes : en
  • CA365959A - Superheater construction : en fr
  • DK53053C - Procedure for Telegraphy and Telegraph Installation for Performing the Procedure. : da en
  • GB465777A - Improvements in and relating to lubricating arrangements for axle boxes of rail vehicles : en
  • FR812481A - Improvements to certain cryptographic devices : en fr
  • GB465797A - Improvements in or relating to the manufacture of nitrocellulose compositions : en
  • FR812714A - Preparation of cellulose derivatives : en fr
  • DE644649C - Remote control for steam vehicles especially equipped with slide control : de en
  • US2079689A - Repeating station for ocean cables : en
  • GB465951A - Improvements in liquid measures : en
  • AT149594B - Mixture formation device for internal combustion engines. : de en
  • AT149574B - Sieve plate for wood fiber containing masses for the production of wood pulp, cellulose, paper and the like. like : de en
  • AT149522B - Electric multi-motor drive with asynchronous motors coupled on the stator and rotor side, especially for card sets. : de en
  • US2079728A - Tooth brush massager : en
  • US2080126A - Internal combustion engine : en
  • USD104471S - Design for a shoe or similar article : en
  • CA366104A - Aircraft : en fr
  • CH190712A - Closing device for baking rooms. : de en
  • CA366040A - Generator regulating device : en fr
  • CH190816A - Switch with arc extinguishing by a pressure medium. : de en
  • AT149620B - Device on star-delta switches to delay the switching movement from star to delta position. : de en
  • AT149499B - Intermediate frequency heterodyne receiving circuit. : de en
  • AU100902B2 - Improvement in method of finishing composite paper sheet material : en
  • CH190840A - Process for the pure representation of the male sex hormone (androsterone). : de en
  • US2079938A - Seal for string, ribbon, or the like : en
  • AT149543B - Device for the production and application of emulsions on road surfaces or the like. : de en
  • CA366022A - Welding current control apparatus : en fr
  • US2079687A - Refrigerating system : en
  • US2079934A - Process for the catalytic treatment of gasoline : en
  • USD104511S - Design for a textile fabric or simi : en
  • AU100892B2 - Improvements inthe manufacture of silk fabrics : en
  • AT149460B - Device for cutting glass sheets. : de en
  • AT149453B - Book cover. : de en
  • AU100887B2 - An improved aeroplane : en
  • AT149568B - Humidifier for processing rayon threads. : de en
  • AT149601B - Carburetors for internal combustion engines. : de en
  • AU100903B2 - Improvement in apparatus for forming unit portions of ice cream and the like : en
  • CA366024A - Portable stove : en fr
  • US2080199A - Hydraulic device for the transmission of movement : en
  • US2080310A - Refrigerating apparatus : en
  • CA366106A - Scraper control : en fr
  • US2080088A - Method of lowering pour points of mineral oils : en
  • AT149531B - Process for the production of baker's yeast from brewer's yeast. : de en
  • AT149572B - Earthquake-proof foundation for buildings. : de en
  • AU121936A - Improvements in light ray converters : en
  • US2079741A - Calf weaner : en
  • DE644680C - Ventilation device for vehicles : de en
  • CH190739A - Album for storing photos and the like. : de en
  • US2079878A - Sound insulating structure : en
  • AU100922B2 - Improvements inthe manufacture of cement : en
  • AT149626B - Electrode system with asymmetrical conductivity. : de en
  • US2079799A - Loom shuttle : en
  • AU100936B2 - Carbon contact piece for current collectors of electric motor vehicles : en
  • CA365954A - Magnetostrictive vibrator : en fr
  • CH190808A - Method and device for the production of reinforced concrete poles. : de en
  • CA366041A - Lubricating device : en fr
  • US2080344A - Push bench method and apparatus : en
  • DE644633C - Operating method for vehicle propulsion systems that are effective by pushing back a propellant : de en
  • FR812681A - Device for regulating the flow of extensible threads : en fr
  • DE644781C - Motor without commutator, powered by grid-controlled vapor or gas discharge paths from an alternating current source : de en
  • DE644826C - Control device for gas-heated devices : de en
  • FR812605A - Stove : en fr
  • US2079726A - Garment stretcher : en
  • US2079763A - Processes for breaking petroleum emulsions : en
  • US2079950A - Electrical water purifier : en
  • US2080051A - Manufacture of articles from plastic materials : en
  • GB465689A - Improvements in electric batteries and connectors therefor : en
  • US2080007A - Water heater : en
  • FR812711A - Process for the preparation of male sex hormone reduction products and substances having a similar action : en fr
  • GB465551A - Improvements in and relating to stands or tables for holding bottles or other containers during mixing of the contents, labelling or similar operations : en
  • GB465590A - Improved apparatus for the decorticating, hackling, combing, splitting or the like of sisal and like fibrous leaves, stalks and the like : en
  • GB465762A - Improvements in and relating to electric discharge devices : en
  • DE644846C - Process for pressing fittings onto porcelain insulating bodies : de en
  • DE644865C - Process and cutting torch for producing rounded edges on metal objects that can be flame-cut : de en
  • DE644916C - Circuit arrangement for improving commutation in converters : de en
  • DK53059C - Method of Sterilization and Disinfection. : da en
  • FR812632A - Device for hauling artillery or other trailers using their normal tractor or by any other means : en fr
  • GB465776A - Angular handle for surgical, dental and optical instruments : en
  • US2079734A - Journal box lubricating pad : en
  • AT149599B - Heat exchanger. : de en
  • US2079655A - Radio receiver : en
  • US2080112A - Vehicle rocking machine : en
  • US2079795A - Surveying instrument : en
  • US2079877A - Coat collar : en
  • CA365962A - Cigarette tipper : en fr
  • US2080341A - Grass guard for sprinkler heads : en
  • GB465643A - Improved golf club : en
  • US2079784A - Plating by thermal evaporation : en
  • US2079955A - Beacon sunray light : en
  • DE644863C - Process for the production of footwear parts from rubber : de en
  • USD104460S - Design for a shoe : en
  • US2080089A - Grinding apparatus : en
  • FR812502A - solid artificial sponges and their manufacturing process : en fr
  • GB465633A - Improvements in gloves : en
  • US2080232A - Compressor synchronizing system : en
  • CA366062A - Sulphur combustion apparatus : en fr
  • DE644678C - Roof for motor vehicles : de en
  • FR812448A - Heat saving and distributing device applicable to central heating radiators : en fr
  • FR812508A - New metal capsule; method and apparatus for attaching it to a bottle or the like : en fr
  • DE644818C - Pump, especially for cooling machines : de en
  • FR812657A - Improvements to methods of braking vehicles or any moving shaft : en fr
  • CH190908A - Closing device, in particular for briefcases. : de en
  • US2079862A - Center sill : en
  • FR812624A - Variable-speed alternating current device for driving lifting devices or others : en fr
  • CA365977A - Directional radio system : en fr
  • CA366003A - Welding method : en fr
  • CH190726A - Process for the preparation of a dye of the anthraquinone series. : de en
  • FR812607A - Reindeer door : en fr
  • FR812491A - Improvements in the manufacture of textile materials : en fr
  • US2079727A - Automatic battery grid casting machine : en
  • FR812617A - Improvement in light modulators : en fr
  • FR812484A - Process for preparing dyes of the anthraquinone series : en fr
  • GB465749A - Improvements relating to gilled-tube heat-exchangers or radiators : en
  • GB465531A - Improvements in stair rod clips or eyes : en
  • GB465556A - Improvements in or relating to method of and apparatus for coating paper and the like : en
  • GB465538A - Improvements in or relating to joints for securing together tubular members and to method of making the same : en
  • GR6488B - ANTI-GLASS HYDROMASTEFSIS. : el en
  • GB465639A - Improvements in and relating to overall chains or girdles for road vehicle wheels : en
  • GB466019A - Improvements in metallic hatch covers : en
  • DE644771C - Process for the production of fine-grained, dehydrated borax : de en
  • AT149544B - Device for immediate printing of total amounts at cash registers. : de en
  • CA366086A - Container for live lobsters : en fr
  • CH190714A - Process for the manufacture of titanium tetrachloride. : en fr
  • US2080170A - Apparatus for babbitting a continu : en
  • FR812740A - Manufacturing process for rubber-bonded or bonded wheels : en fr
  • US2079787A - Pulpstone : en
  • US2079852A - Bottom rail for venetian blinds : en
  • US2079783A - Lubricant : en
  • US2080128A - High frequency superheterodyne receiver : en
  • DE644599C - Multi-disc friction clutch : de en
  • DE644750C - Device for reloading bulk goods from self-unloading wagons onto a conveyor belt : de en
  • FR812735A - Paper Making Machine Improvements : en fr
  • GB465778A - Improvements in vices : en
  • DE1407097U - : de en
  • FR812694A - Method and devices for regulating the operation of combustion engines : en fr
  • GB465792A - Improvements in wireless receivers, for use for example in ships or aircraft : en
  • FR812588A - Improvements to electro-optical devices : en fr
  • US2080015A - Safety device : en
  • US2080168A - Moisture teller : en
  • FR812530A - Control device for lavatory cisterns : en fr
  • FR812667A - Advanced training in mechanical pencils at several mines : en fr
  • GB465648A - Improvements in the measurement of the state of charge or discharge of an electric accumulator : en
  • GB465802A - Improvements relating to heating plant and to the use of heavy hydrocarbon or fluorcarbon vapours, such as butane : en
  • USD104437S - Design fob a showcase or similar : en
  • US2080115A - Control system : en
  • US2080349A - Right and left full-fashioned-foot hosiery and the method of manufacturing the same : en
  • DE644853C - Low voltage fuse : de en
  • FR812722A - Elastic suspension of machines and more particularly of aircraft engines : en fr
  • US2080251A - Candle holder : en
  • US2080056A - Tape printing attachment for laundry marking machines : en
  • US2080158A - Metalworking machine : en
  • CA365969A - Multiple sheet welding method : en fr
  • CA366034A - Rubber and metal article manufacture : en fr
  • CH190698A - Device for receiving the bobbin on a shuttle. : de en
  • US2079857A - Apparatus for welding : en
  • US2079997A - Process of treating tobacco : en
  • AU363336A - Method of extraction by means of sulphuric acids of the alumina containe in clays, kaolins bauxites : en
  • DE644731C - Flow meter : de en
  • ES143397A1 - A respiratory protective device with oxygen, in which this oxygen is produced by thermal decomposition. : en es
  • FR812527A - A process for continuously liquefying solid carbonaceous materials such as coal, etc. : en fr
  • CA365989A - Centralized railway traffic controlling system : en fr
  • CA366099A - Pile driving apparatus : en fr
  • CH190725A - Process for the production of an acidic wool dye. : de en
  • CH190873A - Removable holding device on bike racks. : de en
  • DE644741C - Guide rail for conveyor caterpillars to move loads, especially prams, over stairs : de en
  • CH190889A - Process for the preparation of the sodium salt of perhydro-2-methyl-4-a-menaphthylphenoxyacetic acid. : de en
  • DE644842C - Control for electrical drives regulated in the main circuit : de en
  • DE644895C - Automatic speed controller for ring spinning, ring twisting and similar textile machines : de en
  • CH190893A - Process for the preparation of an azo dye. : de en
  • CA365986A - Centralized railway traffic controlling system : en fr
  • US2080201A - Elastic plug : en
  • US2079860A - Carroting fur : en
  • US2080220A - Explosion rivet : en
  • US2079851A - Bicycle basket : en
  • US2080293A - Means for automatically modifying the flow of pulsating fluid flow streams : en
  • US2080233A - Venetian blind : en
  • US2080316A - Method and apparatus for baling : en
  • AT149545B - Method and device for producing webs of unlimited length from rubber or the like. Material. : de en
  • US2079660A - Fuel injection pump : en
  • AT149589B - Floor brakes, in particular for motor vehicles. : de en
  • CA366025A - Dispensing container : en fr
  • CA366067A - Strip rolling apparatus : en fr
  • US2079830A - Apparatus for blanking and cementing off perforated well casings in a well bore : en
  • US2080210A - Dietetic meter for children : en
  • NL40636C - : en
  • US2079817A - Loose leaf book : en
  • US2080019A - Hardening photographic emulsion : en
  • US2080200A - Hair clipper : en
  • US2080204A - Method and means for controlling tube characteristics : en
  • US2080380A - Circuit system for electric instantaneous spot welding : en
  • DE643981C - Process to prevent segregation of mixed fertilizers : de en
  • FR812750A - Process for improving lubricants, and in particular lubricating mineral oils : en fr
  • GB465687A - Improvements in or relating to door checks : en
  • GB465715A - Improvements in or relating to cathode ray tube picture transmitters : en
  • AU100926B2 - Boring and lining up jig for remetalled engine connecting rods : en
  • AU201736A - Improvements in or relating to straining and filtering devices : en
  • CA365983A - Coated welding rod : en fr
  • ES143333A1 - A test tube for devices designed to detect traces of gases. : en es
  • GB465803A - The manufacture of tanning materials : en
  • GB466160A - Improvements in wagon tipping apparatus : en
  • DE644667C - Altimeter : de en
  • FR812564A - Cistern, in particular for sanitary installations : en fr
  • FR812577A - Process for the production of coated tablets, by applying a coating mass under pressure to the tablet cores : en fr
  • AU100901B2 - Improvements in or relating to electric discharge devices : en
  • DE644688C - Method for producing stereotypical materials : de en
  • US2080042A - Cream separator : en
  • CA366068A - Crop end deflecting apparatus : en fr
  • US2079711A - Jewelry hinge : en
  • CA366014A - Air conditioning method : en fr
  • CA366088A - Mouldable rubber composition : en fr
  • CA366038A - Water-resistant fibre product : en fr
  • US2079912A - Engine : en
  • US2079884A - Protected grid : en
  • FR812640A - Improvements to devices intended for handling fluids : en fr
  • AT149595B - Starting device for diesel engines. : de en
  • CH190795A - Pre-chamber on internal combustion engines, especially for operation with fuels that ignite difficultly. : de en
  • CH190798A - Starting device for internal combustion engines. : de en
  • AT149570B - Holder for ladies' bags u. like : de en
  • US2079969A - Design wheel and mounting therefor : en
  • US2079758A - Unsaturated ethers and process for producing same : en
  • US2080100A - Method and means for storing and selecting records : en
  • US2080350A - Telescoping extension : en
  • AT149619B - Process for measuring, writing down and regulating physical quantities. : de en
  • US2079602A - Production of ferric hydroxide : en
  • US2079911A - Lubricating oil refining : en
  • US2080189A - Injection nozzle for internal combustion engines : en
  • DE644643C - Process for the cold pilgrimage of pipes over a conical mandrel : de en
  • US2079732A - Headlight : en
  • US2079923A - Thermal power plant : en
  • US2080121A - Stuffing box : en
  • US2079592A - Garbage receptacle : en
  • US2079709A - Mop holder : en
  • AT149573B - Shaving bowl or the like. : de en
  • CA365966A - Soluble rhodium compound : en fr
  • CA366054A - Levulinic acid ester manufacture : en fr
  • CH190835A - Method and device for generating stereoscopic fluoroscopic images by means of X-rays. : de en
  • NL40786C - : en
  • CA366071A - Rubber vulcanization : en fr
  • CA366097A - Last : en fr
  • CH190762A - Semi-automatic weighing device. : de en
  • CH190856A - Electronic device, especially for television. : en fr
  • AT149513B - Glare-free lighting device. : de en
  • CA365952A - Filament and yarn processing : en fr
  • CH190667A - Manufacturing process of tiles and slabs and device for carrying out the process. : en it
  • AU100912B2 - Improvements in and relating to rubber stereos : en
  • DE644716C - Brake, especially for railway vehicles with rapid braking : de en
  • DE644819C - Turbine with overhung rotor for the expansion of heavily pre-cooled or partially liquefied gases : de en
  • FR812427A - Improvements relating to gyroscopic devices : en fr
  • GB465707A - Improvements in or relating to coin-freed or coin-operated mechanisms : en
  • DE644867C - Equipment for temperature, measuring or control devices that work with direct current, preferably according to the thermoelectric principle : de en
  • US2080385A - Automatic safety shut-off fob : en
  • US2080043A - Fabric and process of preparing same : en
  • US2080230A - Building structure : en
  • FR812675A - Portable grease gun : en fr
  • US2080302A - Fuel saving device for internal combustion engines : en
  • US2079786A - Container having a high resistance to corrosion by alkaline and soda ash solutions : en
  • FR812655A - Improvements to high pressure water heaters : en fr
  • FR812744A - Improvements to pipe assemblies : en fr
  • GB465704A - Improvements in and relating to oil-in-water emulsions : en
  • DE644696C - Schlaegermuehle : de en
  • FR812652A - Watertight sealing device : en fr
  • GB465664A - Improvements in and relating to timing mechanism for magneto electric machines : en
  • GB465739A - Improvements in or relating to cartons and like packages for completely assembled radio receiving instruments : en
  • GB465742A - Improvements in and relating to amplifier circuit arrangements : en
  • IE14247L - Refractory glasses : en
  • US2079716A - Method of making shoes : en
  • US2079739A - Bathtub : en
  • CH190878A - Railway wagon for evenly distributing bulk goods on the railway substructure. : de en
  • FR812496A - Transformation from oscillations to relaxations : en fr
  • FR812531A - Benzene derivatives containing halogenated methyl groups and process for the preparation of these derivatives : en fr
  • GB465682A - Protecting means for current converters : en
  • US2079698A - Container lid : en
  • AT149519B - Undercarriage or bogie, in particular for rail vehicles or motor vehicles. : de en
  • AU191037A - Improvements in or relating to electric discharge lamps containing luminescent materials : en
  • CH190913A - Process for the preparation of a salt of monoguaiacyl phosphoric acid. : de en
  • GB465526A - Improvements in or relating to the manufacture of phosphorusoxychloride : en
  • US2080283A - Butter dish : en
  • DE644875C - Grinding device for knives of different widths : de en
  • GB465811A - Improvements in and relating to the production of elastic material : en
  • DK53050C - Fully Automatic Refrigerator. : da en
  • US2079937A - Projectile : en
  • US2080255A - Method of making center spot crowns : en
  • US2080247A - Electric outlet : en
  • ES143522A1 - IMPROVEMENTS IN THE APPARATUS FOR THE TREATMENT OF SOLID MATERIALS WITH GASES : en es
  • US2079998A - Pump piston : en
  • US2080058A - Hose supporting accessory : en
  • US2079608A - Refrigerator cabinet : en
  • US2079872A - Apparatus for the conversion of metal : en
  • US2080162A - Method of baking : en
  • AU164936A - Improvements in or relating to electrical circuit arrangements embodying automatic gain control means : en
  • US2079988A - Connecting device : en
  • CH190657A - Roll-up roller device for roller shutters, blinds and the like. : de en
  • CH190861A - Sales container which contains the same sales items in packaging and whose external shape corresponds to the shape of these sales items. : de en
  • US2080161A - Automobile protecting device : en
  • US2080369A - Refrigerating apparatus : en
  • DE644898C - Process for the hydrolyzing degradation of carbohydrates : de en
  • FR812608A - Steering of an agricultural cart mounted on tires : en fr
  • GB465676A - Improvements in or relating to cooling tubes for dynamo electric machines and other like purposes, and methods of manufacturing the same : en
  • GR6499B - TYPE OF SAMPLE. : el en
  • US2079808A - Heating system : en
  • US2080148A - Choker hook : en
  • FR812682A - Improvement in air filters : en fr
  • GB465641A - Improved means for jacking motor vehicles : en
  • FR812443A - Machine for cutting rubber : en fr
  • FR812620A - Process for treating crystalline bodies, and particularly cuprous and cupric oxide, with a view to the manufacture of rectifiers or photoelectric cells : en fr
  • GB465535A - Improvements in and relating to reciprocating tool machines for cutting metal sheets, plywood and the like : en
  • GB465790A - Improvements in or relating to scanning discs for television : en
  • AU6617065A - Improvements in and relating to fluid couplings : en
  • USD104491S - Design fob an electric manicuring : en
  • CH190647A - Tillage implement. : de en
  • CH190701A - Device for bringing the reciprocating movements to a standstill in washing machines and similar machines when a certain number of these movements is reached. : de en
  • CA366033A - Rubber vulcanization : en fr
  • CH190826A - Relays with low-capacitance contact spring sets. : de en
  • FR812552A - Manufacturing process of finely divided calcium sulfate used as a pigment : en fr
  • FR812406A - Forced ventilation device for electrical machines in a common housing : en fr
  • GB465737A - Improvements in or relating to electrolytic processes and apparatus : en
  • US2079691A - Transmission : en
  • US2080212A - Control mechanism for dampers and the like : en
  • US2079889A - Apparatus for marine construction : en
  • US2080138A - Method of aging wine : en
  • DE644701C - Process for the production of male parts of a snap fastener : de en
  • DE644815C - Automatic water supply system : de en
  • US2079743A - Mixing valve : en
  • US2080008A - Water heater : en
  • US2079629A - Method of preparing textile prints : en
  • USD104494S - Design foe a textile fabric : en
  • CA365963A - Telephone system : en fr
  • DE644772C - Process for mixing and melting fertilizers : de en
  • AU213536A - Improvements inthe manufacture of silk fabrics : en
  • US2079869A - Thermostatic valve assembly : en
  • US2079909A - Vibrating motor : en
  • US2080071A - Tri- substituted barbituric acid : en
  • DE644719C - Junction box : de en
  • US2079978A - Means for controlling the brakes of motor vehicles : en
  • USRE20359E - Method and apparatus for cleaning : en
  • CH190904A - Process for the preparation of an indigoid dye of the pyrene series. : de en
  • US2079825A - Animal trap : en
  • USD104493S - Design fob a tiee : en
  • US2079897A - Apparatus for distilling water : en
  • US2080370A - Apparatus for handling dairy products : en
  • DE644625C - Positioning angle for correction pulling presses : de en
  • US2080132A - Preparation of the thyroid gland : en
  • US2080348A - Metal etching mordant : en
  • CH190876A - Chain drive for bicycles. : de en
  • US2080250A - Electric valve circuit : en
  • USD104478S - Design for a radio cabinet or similar : en
  • DE644745C - Safety device for the ignition circuit of motor vehicles : de en
  • DE644918C - Electric motor with roller bearings and vertical shaft : de en
  • FR812548A - Improvements in the construction of pneumatic tires : en fr
  • US2080072A - Spool for winding film through cameras : en
  • FR812469A - Starter relay for all explosive motors, by contact button and connection eliminating crank feedback : en fr
  • AT149612B - Electric relay. : de en
  • DE644889C - Cathode wick insert consisting of a bundle of wires for metal vapor discharge devices, especially mercury vapor rectifiers : de en
  • ES143497A1 - Improvements introduced in the speed regulators for engines. : en es
  • GB465600A - Process for the printing, line by line or in sections of sheets, leaves or the like by means of "mirror" script, from which transfers can be pulled : en
  • GB465721A - Improvements in or relating to typographical slug casting machines : en
  • AT149465B - Elastic pipe quick connection for ducts. : de en
  • GB465620A - Improvements in sliding rail garment supports : en
  • US2079888A - Clutch cover plate : en
  • US2080077A - Molded products and process of making same : en
  • CH190874A - Dual control brake device for cycles. : en fr
  • CH190752A - Aiming device for firearms. : de en
  • CA366061A - Centrifugal switch : en fr
  • CA366082A - Pulp beating engine : en fr
  • GB465824A - Improvements in forming cover windings on twine spools : en
  • USD104443S - Design fob a combined dial and hands : en
  • US2079672A - Staple-extractor : en
  • US2080392A - Fuel pumping apparatus : en
  • GB465733A - Improvements in windscreens for aircraft : en
  • DE644840C - Device on typewriters for inserting a prefix sheet in front of a base sheet : de en
  • GB465795A - Improvements in electro-acoustical reproducers : en
  • DE644767C - Brake scraper conveyor : de en
  • AT149514B - Lighting fixtures with indirect light emission. : de en
  • US2079989A - Gear-case cleaning apparatus : en
  • US2080191A - Complex metal compounds of disazo dyestuffs : en
  • GB465610A - Improved driving mechanism for circular looms : en
  • FR812612A - Improvements to armored spark plugs : en fr
  • FR812659A - Improvements to mid-floor wagons for transporting small live cattle : en fr
  • GB465750A - Improvements relating to steam condensers, feed water heaters and other like heat interchanging apparatus : en
  • FR812573A - Modulated electric current recording system : en fr
  • GB465667A - An improved wood-working machine, particularly a mortising or boring machine : en
  • CH190679A - Mustard container. : de en
  • AT149520B - Motor assembly for automobiles. : de en
  • CH190790A - Clutch device. : en fr
  • DE644661C - Telephone booth : de en
  • DE644828C - Safety glass : de en
  • DK53052C - Stop sign for Vehicles. : da en
  • FR812500A - Elastic transmission particularly applicable to transmissions operating the boosters of aircraft engines : en fr
  • FR812638A - Improvements to light and transportable motor-compressor units : en fr
  • CA366063A - Joint : en fr
  • CH190791A - Piston machine with a stepped piston. : de en
  • CH190915A - Drive and storage device for pendulum half-axles. : de en
  • US2080328A - Cloth cutting machine : en
  • CA366112A - Carpet sweeper comb attachment : en fr
  • CH190676A - Dowels. : de en
  • US2079875A - Paper container : en
  • US2080272A - Control valve for oil burners : en
  • AT149621B - Socket for incandescent lamps u. like : de en
  • DK53064C - Procedure for Manufacturing Sealing Rings. : da en
  • US2079742A - Attaching means for tags : en
  • AT149564B - Flat weft knitting machine. : de en
  • AU165136A - Improvements in and relating to pneumatic tyres andthe manufacture thereof : en
  • AU172436A - Process for dephosphorizing steel : en
  • CH190814A - Interlock-release mechanism. : en fr
  • FR812470A - Silk hosiery washing machine : en fr
  • FR812678A - Dynamo-kinematic transformer with automatic and continuous variation : en fr
  • CH190704A - Armored butcher's apron. : de en
  • CA365965A - Rhodium electro-deposition : en fr
  • CA365953A - Automobile chassis converting means : en fr
  • DE644793C - Procedure for the detection and determination of the salt content in the boiler steam : de en
  • US2079917A - Nut securing device : en
  • AU100890B2 - Improvements in or relating to arch supporting devices for boots and shoes : en
  • CH190905A - Process for the preparation of a leather dye. : de en
  • DE644698C - Beater mill for grinding drying : de en
  • DE644714C - Conveyor : de en
  • USD104449S - Design fob a tumbler : en
  • US2080326A - Insulated metal barrel : en
  • AT149584B - Straps attachable to the head. : de en
  • AU129136A - Improvements relating to washboards : en
  • FR812446A - Device for producing a rotational or translational movement : en fr
  • FR812558A - Ski edge protection : en fr
  • FR812582A - Pump with removable jacket rising above the spout of the neck : en fr
  • CH190673A - Heating appliance. : en fr
  • AU100900B2 - Method of extraction by means of sulphuric acids of the alumina containe in clays, kaolins bauxites : en
  • DK53049C - Procedure for the manufacture of concentrated phytosterin products. : da en
  • CH190860A - Display card to be attached to fabrics or other goods for price and / or other information. : de en
  • AT149562B - Wall panel. : de en
  • AT149624B - Electric control device. : de en
  • DE644700C - Process for the production of particulate filters : de en
  • GB465789A - Esters of methacrylic acid, their manufacture and applications : en
  • AT149505B - Device for cleaning the rollers, in particular paper machines. : de en
  • CH190879A - Oil and dust sealing for rotating axles or shafts, in particular for axle bearings of rail vehicles. : de en
  • AT149580B - Method and device for the periodic interruption of the paper sheets which are produced between meshing cellular wheel pairs and which are folded into one another in a zigzag shape with cardboard sheets added after each a certain number of sheets. : de en
  • CA365987A - Railway track circuit : en fr
  • CH190833A - Device for darkening street lighting. : de en
  • GB465539A - Improvements in pottery manufacture : en
  • FR812708A - Special cap for product containers that must not be touched : en fr
  • DE644653C - Rail brake magnet : de en
  • FR812743A - Valve for rubber balloons and similar articles : en fr
  • DE644542C - Upper pan weight scale : de en
  • DE644855C - Direct current-alternating current single armature converter for generating several alternating currents of different frequencies : de en
  • FR812429A - Lubricant improvements : en fr
  • GB465756A - Improvements in and relating to folding and sliding doors : en
  • GB465753A - Improvements in or relating to bottles, jars or like containers for display purposes : en
  • DE644657C - Induction furnace without iron core : de en
  • GB465530A - Improvements in air actuated apparatus for effecting automatic control action in response to variations in a physical condition : en
  • DK53072C - Siren. : da en
  • FR812447A - New manufacturing process for rods and moldings used for decoration, picture framing, etc. : en fr
  • FR812478A - Improvements to electric shock devices : en fr
  • GB465649A - Improvements in or relating to internal combustion engine-electric power units : en
  • FR812583A - Grain preservation process in silo and air conditioning distributor : en fr
  • CA366006A - Safety shoe box toe : en fr
  • CH190730A - Process for the production of a mixture of highly resistant resin bodies containing at least three hydrocarbon rings in the molecule. : de en
  • US2079610A - Metallurgical induction furnace : en
  • US2079707A - Luminous sign and method of mounting the same : en
  • GB465765A - Colour photography or kinematography : en
  • FR812703A - Rotating compressed air distributor particularly applicable to aircraft turrets : en fr
  • GB465674A - Improvements relating to synthetic tanning agents : en
  • DE644247C - Device for wide-angled beam deflection in Braun tubes : de en
  • FR812549A - Light cooler : en fr
  • FR812586A - Reversible mechanism for transforming reciprocating rectilinear motion into continuous circular motion : en fr
  • US2079935A - Process for converting hydrocarbons : en
  • US2079971A - Cream remover : en
  • GB465588A - An improved method of and means for controlling the load and/or output of power generating plant : en
  • US2079849A - Film developing machine : en
  • ES4563Y - A box-case for cigars and other items : en es
  • USD104481S - Design tor a textile fabric or : en
  • GB465826A - An improved distributor for fluent materials, such as powders, e.g. domestic or cosmetic substances and the like : en
  • US2079958A - Means for controlling internal combustion aircraft engines : en
  • US2080214A - Nonrefillable bottle : en
  • US2079904A - Automatic minimum pressure control for operating machinery : en
  • DE644888C - Device for destroying the mass energy of the moving parts of electrical switches : de en
  • GB465575A - Improvements in and relating to the fastening of valve handles : en
  • DE644646C - Process for the preparation of heavy metal compounds from salts of the acridinium compounds : de en
  • FR812642A - Further training in cartridge cases and other ammunition or fireworks and their accessories : en fr
  • GB465566A - Improvements in yarn winding frames : en
  • FR812554A - Improvements to furniture, especially seats, with elastic and u-shaped side supports : en fr
  • DE644748C - Air pistol cocking lever : de en
  • FR812533A - : fr
  • AT149497B - Electron tube amplifier. : de en
  • GB465599A - Improvements in inverted incandescence gas lamps : en
  • FR812598A - Process for preparing products containing interesting hydrocarbons or their derivatives : en fr
  • GB465642A - Improvements in or relating to the optical systems of scanning devices for television apparatus : en
  • DE644668C - Ring balance for pressure or volume measurement of gas, water, steam or the like. : de en
  • DK53063C - Adjustable Flow Tap. : da en
  • FR812641A - Carburetor improvements : en fr
  • CH190877A - Pedal bearing speed change transmission for bicycles. : de en
  • CH190914A - Process for the preparation of the methyl anilide of 3,5-dimethylisoxazole-4-carboxylic acid. : de en
  • US2079826A - Vulcanizing apparatus : en
  • US2079859A - Automobile heater : en
  • US2080215A - Nonrefillable bottle : en
  • FR812412A - Improvements to blade pitch reversing devices and applications to scull-type thrusters : en fr
  • ES4974U - Declaration that replaces the birth certificate (Machine-translation by Google Translate, not legally binding) : en es
  • FR812713A - Method for producing multicolored photographic images : en fr
  • FR812702A - Battery connection terminal : en fr
  • US2080098A - Electron discharge tube : en
  • DE644565C - Arrangement for the regulation of a technical-physical quantity with the help of a direct voltage dependent on this quantity : de en
  • US2080193A - Treatment of artificial silk : en
  • US2079685A - Telegraph exchange system : en
  • US2080292A - Apparatus for controlling a movable web : en
  • FR812634A - Device for quick and indestructible attachment by eccentric of a vibrator or other similar device on a support : en fr
  • FR812676A - Improvements to vegetable cutting machines : en fr
  • DE644784C - Device for regulating the power in an alternating current resistance seam welding : de en
  • US2080244A - Thermostatic switch : en
  • US2080303A - Circular chaser and mounting therefor : en
  • USD104504S - Design for a bicycle handle bar : en
  • AT149618B - Switching arrangement for power measurement using electrical discharge tubes. : de en
  • US2079943A - Insulated electrical conductor : en
  • US2080066A - Film preserving package : en
  • AT149479B - High-voltage protective housing for X-ray tubes. : de en
  • US2079771A - Valve for shock absorbers : en
  • US2079671A - Automobile chassis suspension construction : en
  • CH190847A - Franking machine. : de en
  • AT149487B - Inhaler. : de en
  • AT149613B - Dialing device for teleprinter. : de en
  • CA365968A - Refrigerator cabinet : en fr
  • AT149638B - Device for measuring quantities of liquid flowing through a pipe in alternating directions. : de en
  • AT149552B - Electrical safety system for level crossings. : de en
  • US2079802A - Grain weighing apparatus : en
  • USD104518S - Design fob an electric traffic : en
  • CH190765A - Vacuum pump device. : de en
  • FR812514A - Silo : en fr
  • US2079871A - Outboard motor : en
  • DE644858C - Arrangement for measuring magnetic values, especially the coercive force or the remanence : de en
  • FR812661A - Metal pickling process replacing sandblasting : en fr
  • AT149631B - Electrical signal apparatus that can be used as a transmitter and receiver of Morse code. : de en
  • US2079757A - Tear-off cap : en
  • US2079824A - Unit for bank protection : en
  • US2080228A - Work rotating structure for machine tools : en
  • CH190771A - Timepiece. : en fr
  • AT149470B - Method and device for pile formation on felt webs. : de en
  • GB465660A - Improvements relating to automatic starting mechanisms for internal combustion engines of the compression ignition types : en
  • DE644882C - Device to reduce the heat loss and to extend the operability of steam cylinders and steam pistons : de en
  • US2079661A - Fiber separating machine : en
  • AT149550B - Method and device for operating fuel powder power machines. : de en
  • CA365998A - Frozen confection making device : en fr
  • DE644770C - Purification of fluids : de en
  • GB465679A - A new or improved method and means of shaping the operative surfaces of grinding wheels : en
  • US2079785A - Hob grinding machine : en
  • US2079947A - Car loading mechanism : en
  • US2080280A - Edge-grinding machine : en
  • AT149536B - Process for the production of telecommunication cables for four-wire operation. : de en
  • CA366009A - Hydrocarbon oil processing : en fr
  • AT149525B - Process for the production of magnetic material for high frequency purposes. : de en
  • US2080282A - Eyeglass frame : en
  • DE644605C - Hand-held device that works like a sewing machine : de en
  • DE644685C - Cooling devices for mashing : de en
  • GB465548A - An improved process for obtaining water gas : en
  • AT149526B - Process for removing the solubility-reducing constituents from rock phosphates. : de en
  • DE644644C - Safety device on machines for cold pilgrimage of pipes : de en
  • ES143508A1 - Improvements in two-stroke internal combustion engines. : en es
  • CA366052A - Cash register and accounting machine : en fr
  • CH190648A - Gardening tool for making holes in the ground, into which seed kernels or plant saplings, tubers and the like are to be inserted, or poles are to be inserted. : de en
  • CH190707A - Heel with replaceable running stain. : de en
  • AT149451B - Device for shaving or shearing animal skins. : de en
  • AU169036A - Improvements in and relating tothe manufacture of corrugated board : en
  • DE644671C - Changeover valve : de en
  • DK53061C - Ægaabner. : da en
  • US2079987A - Self oiling pitman : en
  • CH190902A - Process for the preparation of a dioxazine dye sulfonic acid. : de en
  • AT149504B - Silo made of concrete or similar materials. : de en
  • CH190774A - permanent magnet. : de en fr
  • CH190769A - Alarm clock with 8-day movement. : de en
  • US2080257A - Output regulator for motor generators : en
  • AT149492B - Sluggish. : de en
  • US2079666A - Fluid pressure control means : en
  • US2079713A - Rotary brush : en
  • US2079881A - Windshield cleaner fastening device : en
  • US2079896A - Valve : en
  • AU100895B2 - An improvement in braces : en
  • AT149597B - Two-stroke internal combustion engine, in particular injection internal combustion engine, with slot flushing. : de en
  • AU167536A - Improvements inthe erection of concrete wall structures orthe like and apparatus therefor : en
  • CH190822A - Arc converter with electrodes in a flowing extinguishing agent. : de en
  • GB465563A - Improvements in or relating to stabilising devices for vehicle suspension arrangements : en
  • CH190720A - Process for the preparation of a new derivative of an azo dye. : de en
  • DE644670C - Tobacco pipe with a horizontally lying, cylindrical pipe bowl : de en
  • FR812475A - Improvements made to motor vehicles, especially those with rear engines : en fr
  • FR812621A - New assembly of balls or other used in chandeliers : en fr
  • CA366048A - Lubricating device : en fr
  • AU165336A - Improvements in and relating to coffin handles : en
  • CH190892A - Process for the preparation of an azo dye. : de en
  • CH190670A - Lock latch. : de en
  • CH190672A - Hold-open device for window sashes. : de en
  • AU100925B2 - Improvements in or relating to means for obtaining automatic variable selectivity in radio receiving apparatus and the like : en
  • AU307436A - Improvements relating to control means for spindle driving and elevating gear for use in connection with drilling and like machine tools : en
  • DE644634C - Machine working with sliders for pinching footwear with glue : de en
  • CH190789A - Lockable overrunning clutch that can act as a coupling in both directions of rotation. : de en
  • US2079839A - Grain drill screen : en
  • CH190821A - Electrical transformation installation. : en fr
  • FR812518A - Device for automatic topping of wines and other liquids : en fr
  • CH190699A - Process for the production of mixtures used as washing, cleaning and textile auxiliaries. : de en
  • CH190903A - Process for the preparation of an indigoid dye of the pyrene series. : de en
  • AT149483B - Circuit arrangement for interference suppression of power lines of radio receivers or sources of interference. : de en
  • AT149548B - Switch with flowing, gaseous extinguishing agent. : de en
  • US2080259A - Light transmitting means : en
  • US2080279A - Film feeding device : en
  • US2080338A - Sewing machine : en
  • US2079733A - Ventilating mechanism for toilet bowls : en
  • US2079991A - Bushing for drums : en
  • AT149518B - Process for the production of porous heat and sound insulation panels. : de en
  • AT149634B - Method and device for connecting the ends of a metal cloth by soldering, welding or fusing by means of electrical resistance heating. : de en
  • US2080190A - Mausoleum : en
  • US2079641A - Cementing cellulosic plastics : en
  • US2079778A - Apparatus for inserting articles in containers : en
  • US2080074A - Piece of reenforced concrete : en
  • CH190735A - Process for the production of suspensions of pigments in impregnating substances intended to make fibrous materials impermeable. : en fr
  • AT149643B - Arithmetic device. : de en
  • GB465681A - Improvements in infants' garments : en
  • GB465672A - Improvements in floor-covering : en
  • GB465690A - Improvements in heat insulating coverings for pipes : en
  • CH190787A - Spray nozzle for atomizing spray material, especially paint. : de en
  • DK53060C - Blower for Vacuum Cleaners. : da en
  • DE644774C - Circuit for the compensation of fluctuations in the mean anode direct current : de en
  • DE644801C - Process for the production of grippers for baskets that are of unequal length and have differently shaped hook parts : de en
  • CA366098A - Rear end light : en fr
  • CH190779A - Electric soldering device. : de en
  • CH190805A - Temperature regulators, in particular for cooling systems. : de en
  • US2080099A - Packaging device : en
  • US2079805A - Process for extracting molybdenum from wulfenite ore : en
  • US2080248A - Comb : en
  • DE644729C - Process for the production of vulcanized rubber articles by shaping and subsequent coagulation by heating heat-sensitive rubber milk : de en
  • US2080110A - Bridge wire : en
  • USD104489S - Design fob a dispensing device : en
  • CA366073A - Rubber processing : en fr
  • CH190810A - Process for the manufacture of a fibrous insulating material. : en fr
  • DK53067C - Contact device for electrically powered advertising devices. : da en
  • GB465685A - Improvements in and relating to the construction of suit cases, trunks and the like : en
  • ES143484A1 - Improvements in the procedures and their corresponding application apparatuses to vacate the packaging or containers with flexible walls containing viscous liquids or pasty matters. : en es
  • FR812551A - Chrome-tanned leather processing refinements : en fr
  • AT149530B - Electropneumatic control for single or multi-phase circuit breakers. : de en
  • ES143480A1 - Procedure to manufacture reinforcements for footwear. : en es
  • FR812407A - Engine piston ring groove lining ring : en fr
  • GB465616A - Improvements in supporting means for luminous electric discharge tubes : en
  • AT149467B - Shirt with a collar on the upper edge. : de en
  • CH190697A - Equipment on change chairs to protect change gears and impact organs against breakage in the event of malfunctions. : de en
  • USRE20358E - Carriage drive mechanism : en
  • AU231936A - An improvement in braces : en
  • CA366064A - Joint : en fr
  • AT149623B - Lamp holder. : de en
  • US2080147A - Sludge removal apparatus : en
  • AT149463B - Display device for multi-digit numbers. : de en
  • CH190708A - Shoe heel. : de en
  • AT149556B - Cinema camera with a photoelectric exposure meter and a viewfinder or range finder. : de en
  • DE644901C - Brake conveyor device for mining operations : de en
  • CH190887A - Canopy. : de en
  • AT149610B - Method and device for controlling the passage of light. : de en
  • CH190687A - Baking, cooking, warming and drying apparatus. : de en
  • CH190871A - Direction indicator for motorcycles with beckoning. : de en
  • DE644761C - Glazing with several glass panels stacked on top of each other at the width and height edges : de en
  • CA366058A - Damper control for stokers : en fr
  • CH190717A - Process for the preparation of a new auxiliary substance. : de en
  • USD104440S - Design for a textile fabric or simi : en
  • AU167836A - Improvements relating to electric gaseous discharge devices : en
  • AT149604B - Compressor with charge pump. : de en
  • CH190750A - Process for the production of cartridge cases made of heat treatable aluminum alloy. : de en
  • CH190655A - Method of exterminating rodents. : de en
  • CA366000A - Calcium levulinate : en fr
  • CH190909A - Thermal power plant. : de en
  • US2080010A - Sheet feeding apparatus for printing machines : en
  • US2080241A - Automatic controller : en
  • AT149646B - Brush holder. : de en
  • CH190681A - Armchair. : de en
  • CH190825A - Luminescent screen in a Braun tube and method of manufacturing the same. : de en
  • CH190761A - Eddy current tachometer. : de en
  • AU107501B2 - Improvements in or relating to electric discharge lamps containing luminescent materials : en
  • GB465609A - Improvements relating to shedding mechanism for circular looms : en
  • AT149537B - Process for the production of supporting, tensioning or similar ropes for contact lines. : de en
  • US2079607A - Making antiknocking motor fuel and synthetic resins : en
  • US2079628A - Lock plug construction : en
  • US2079843A - Transformer : en
  • US2079662A - Brake control mechanism : en
  • DE644903C - Machine for straightening sewing machine needles : de en
  • FR812492A - Improvements in the production of sodium hydrate starting from sodium chloride : en fr
  • AU100888B2 - Improvements in or relating to bearings : en
  • CA365958A - Cellulosic thread or filament production : en fr
  • FR812680A - New improvements to firearms or other : en fr
  • FR812600A - Oil-fired heater : en fr
  • GR6495B - SYSTEM FOR THE CHANGE OF LIGHTING NETWORK OF THE LIGHTING AT ALL OVER AND WITH CERTAIN POSITIONS IN THE TOTAL OR OFF. : el en
  • GR6496B - GOLDEN GEOGRAPHICAL MAPS FROM PRESSURED PAPER. : el en
  • GR6500B - EC PERFECTIONS OF ADVERTISING BY LIGHT AND NON-REFLECTIVE SIGNS AND PLATES : el en
  • US2079648A - Catch : en
  • US2079818A - Keeper ring : en
  • CH190817A - Process for the production of electrical resistors provided with connection contacts with a negative temperature coefficient from a sintered, semiconducting mixture containing excess silicon, and a resistor produced therefrom. : de en
  • CH190786A - Drive motor for devices that are exposed to axially directed vibrations, especially for demolition hammers. : de en
  • DE644693C - Suspended, swivel-mounted electrical spot welding machine : de en
  • DE644695C - Injection molding machine for plastic masses : de en
  • CH190803A - Process for generating steam. : de en
  • FR812637A - Improvements to circuit breaker relay tripping devices : en fr
  • US2080006A - Method of making box corner stay strips : en
  • US2080258A - Carburetor : en
  • US2079970A - Process and apparatus for photoelectric engraving : en
  • US2080013A - Apparatus for wrapping tire beads : en
  • DE644702C - Zipper : de en
  • DK53062C - Collapsible Plan. : da en
  • CA365982A - Arc welding electrode : en fr
  • CA366110A - Game apparatus : en fr
  • IE14452L - Radio receiving aeriel systems : en
  • AU100919B2 - Improvements in and relating to releasable coupling devices for vacuum cleaner conduits orthe like : en
  • US2079972A - Apparatus for manufacturing phonographic disks : en
  • US2080314A - Brake construction : en
  • GB465805A - Automatic firearm : en
  • FR812486A - New modulation process : en fr
  • FR812560A - Closures for straps, belts, etc. : en fr
  • GB465617A - Improvements in conveying apparatus for use in connection with rolling mills : en
  • AT149532B - Device for punching and cutting book fuse plates. : de en
  • CH190722A - Process for the preparation of an azo dye. : de en
  • DE644734C - Arrangement of exhaust filters for internal combustion engines : de en
  • US2079693A - Sound reproducer : en
  • US2079848A - Making steel : en
  • US2080180A - Device ensuring rational suspension of railroad vehicles : en
  • US2079773A - Siphon bottle head : en
  • US2079927A - Thiazole compounds : en
  • AT149507B - Lubricating device on machine parts with sliding movement. : de en
  • DE644769C - Graduated card file in which the trains are arranged in compartments of a storage box formed by vertical partition walls that can be pulled out vertically and can be locked in the highest position : de en
  • DE644811C - Vehicle wheel with brake drum and tire rim : de en
  • FR812419A - Improvements to tool holders : en fr
  • US2079963A - Electric switch clock combination : en
  • US2080017A - Photographic developer containing an antifogging agent : en
  • AT149628B - Friction joint, especially for lamp arms. : de en
  • CA366094A - Negative glow device : en fr
  • DE644879C - Cigar wrapping device : de en
  • DE644776C - Variable resistor or voltage divider with a circular resistance track : de en
  • FR812574A - Magnesium hydroxide manufacturing process : en fr
  • US2080032A - Nonalcoholic beverage : en
  • US2079623A - Tobacco treatment : en
  • US2079922A - Device for capping pump tubing : en
  • FR812595A - Device applicable to engine valves : en fr
  • DE644766C - Rotary table for mobile deep drilling machines : de en
  • US2079752A - Radio receiving apparatus : en
  • US2079834A - Sewing machine and method : en
  • DE644611C - Photographic camera with front end : de en
  • AT149582B - Comb cleaner. : de en
  • DE644660C - Door : de en
  • USD104482S - Design for a textile fabric : en
  • FR812436A - Improvements to liquid pendulums for gyroscopic compasses and similar devices : en fr
  • US2080004A - Double salt of copper arsenite and a copper salt of an unsaturated fatty acid and process of making the same : en
  • US2080252A - Bag for collecting laundry and the like : en
  • US2080268A - Combined eyecup and dispensing means : en
  • US2079596A - Process for the treatment of oil-wax mixtures : en
  • FR812405A - Device for counting and wrapping coins : en fr
  • FR812483A - Master cylinder particularly applicable to hydraulic brake control : en fr
  • FR812575A - Activated magnesium oxide and its manufacturing process : en fr
  • GB465619A - Improvements relating to electric transformers, choke coils and similar apparatus : en
  • US2080337A - Decorated glass, mirror, and the like : en
  • USD104467S - Design foe a spoon or other article : en
  • US2080129A - Windshield squeegee : en
  • GB465705A - Improvements in or relating to the manufacture of transparent flexible sheets : en
  • FR812623A - Device for reception and retransmission of signals over long distance telephone lines : en fr
  • GB465796A - Improved means for forming and delivering a suspension of cementitious material in air : en
  • CA366085A - Attrition mill : en fr
  • FR812535A - Device for improving sorting and sieving by air current in milling machines or the like : en fr
  • DE644694C - Switching device for resistance welding and heating machines or the like, especially for spot welding machines : de en
  • US2079625A - Apparatus for fire control : en
  • US2080127A - Dampening roller for lithographic presses : en
  • USD104475S - Design fob an optical wire : en
  • US2080044A - Reversing mechanism for dry gas meters : en
  • US2079893A - Method of making lamps and tubes : en
  • US2079985A - Rebound reducing means for cartruck springs : en
  • US2080067A - Transmission : en
  • US2080308A - Method for testing electrical condensers : en
  • AU100918B2 - Improvements in or relating to condensers for refrigerating machines : en
  • DE644799C - A machine consisting of a special bending machine or device for each individual turn : de en
  • GB466096A - Manufacture of aldehyde condensation products and manufacture of lacquers therewith : en
  • DE644871C - Method for the correct reading of optical copies of lenticular films on films of the same type : de en
  • US2080320A - Shoemaking : en
  • FR812458A - Calculating machine or accounting machine : en fr
  • US2080360A - Process for the production of sulphur from sulphur dioxide : en
  • US2079735A - Control mechanism for milling planers or other machines : en
  • US2079953A - Cupric mixtures for agricultural purposes and method for preparing same : en
  • US2080085A - Hair waving pad : en
  • AU219636A - Improvements in pantographic copying and engraving apparatus : en
  • DE644672C - Safety valve with main and auxiliary valve lying in the same central axis : de en
  • FR812511A - Closing and flow device applicable to soft tubes or similar containers : en fr
  • US2079841A - Rotary rig drilling control : en
  • US2079964A - Eyeglass construction : en
  • AU166636A - Improvements in or relating to thermionic amplifiers : en
  • CA366044A - Lubricating device : en fr
  • CA366007A - Safety shoe : en fr
  • US2079907A - Needle wire : en
  • GB465716A - Bath or cleaning sponge : en
  • US2080038A - Razor blade vending and collecting cabinet : en
  • US2080197A - Fruit brusher : en
  • DE644787C - Electrically driven mill : de en
  • DE644910C - Processes and devices for producing flake ice : de en
  • DK53069C - Procedure for Making Multicolor Photographs. : da en
  • USD104499S - Design fob a tire : en
  • CH190776A - Process for coating tinned heavy metal parts with a further metal layer, in particular for pouring bearings. : de en
  • US2079798A - Resilient mounting unit : en
  • DE644658C - Circulating compressor with a cylindrical runner mounted eccentrically and on both sides in a housing with a cylindrical bore : de en
  • DE644813C - Drive device for two-for-one twisting spindles : de en
  • GB465757A - Improvements in or relating to the separation of liquid mixtures by distillation : en
  • US2080076A - Shoe machine : en
  • FR812693A - Improvements to oil change devices for machine housings : en fr
  • US2079701A - Process for making safety glass : en
  • US2080155A - Brake structure : en
  • AU328136A - Vulcanization of rubber : en
  • US2080246A - Bather's trunks : en
  • US2079986A - Method and apparatus for operating steam generators : en
  • US2080331A - Loom quill can : en
  • GB465552A - Improvements in medical inhalers : en
  • ES4552Y - Cork ring for packaging machines : en es
  • FR812532A - Benzaldehydes containing one or more trifluoromethyl groups and process for the preparation thereof : en fr
  • GB465582A - Improvements in or relating to vacuum cleaners : en
  • US2079794A - Bottle cap : en
  • US2079973A - Water-soluble sulphonation products of phosphatides, and process for preparing same : en
  • US2079626A - Synthetic resin varnishes and synthetic resins : en
  • USD104514S - Design fob a dress : en
  • AU100916B2 - Improvements inthe erection of concrete wall structures orthe like and apparatus therefor : en
  • DE644782C - Automatic switchgear for demagnetizing : de en
  • DE644896C - Easily deployable apron conveyor for the uninterrupted conveyance of loosely heaped bulk goods over very long distances : de en
  • FR812684A - Plastic diaphragm with variable passage section for controlling the flow rate of fluids as a function of temperature : en fr
  • FR812441A - Screwdriver set : en fr
  • FR812639A - Injector-sprayer : en fr
  • GB465693A - Improvements in or relating to steam engines : en
  • GB465748A - Improvements in or relating to elastic woven bands for use in the manufacture of stockings : en
  • IE14856L - Catalytic dehydrogenation of parrafin hydrocarbons. : en
  • CH190758A - Altimeter. : en fr
  • US2079659A - Fuel injection pump : en
  • USD104463S - Design fob a handbag : en
  • DE644631C - Single layer metal cover to be laid in place : de en
  • DE644850C - Monitoring device for starting devices of squirrel cage armature motors, especially for star-delta switches : de en
  • DE644626C - Shaped stone for thin-walled inner lining of industrial furnaces, especially annealing furnaces for iron and steel : de en
  • CA365990A - Railway car snubbing system : en fr
  • DE644718C - Point setting device for railways : de en
  • CA365967A - Shoe sole attaching apparatus : en fr
  • US2080130A - Stapling and tacking machine : en
  • AT149635B - Device for pulling conical tubes or masts with uniform or tapered wall thickness from cylindrical tubes. : de en
  • US2079603A - Coffee maker : en
  • US2080329A - Band strapping machine : en
  • CA366080A - Road machine : en fr
  • CH190863A - Lockable containers, in particular for writing paper products. : de en
  • US2079664A - Method of making lightweight articles : en
  • US2079754A - Article projection apparatus for shelves : en
  • AU118837A - Improvements in alloysteels : en
  • GB465627A - Improvements in or relating to flying boats : en
  • USD104465S - Design for a plaque : en
  • FR812589A - platform lift : en fr
  • FR812585A - Warning device against the theft of safes or all movable objects against burglary, incidentally against fire : en fr
  • FR812479A - Improvements to synthetic resins and their application methods : en fr
  • CA366016A - Shoe sewing machine : en fr
  • GB465628A - Improvements in or relating to devices, such as electric discharge tubes and incandescent lamps, of the type comprising an outer vitreous jacket and an inner vitreous envelope within it : en