• US1966007A - Steam trap : en
  • US1966363A - Method of calcining diatomaceous earth : en
  • US1966139A - Brake : en
  • DE599828C - Shaver with adaptable guide pins : de en
  • AU1331133A - Improvements in oil fuelling attachments for furnaces : en
  • AT138290B - Process for recovering cold from the elimination of vapors from gases (air) by cooling. : de en
  • CA342954A - Organic compound : en fr
  • CA342881A - Refrigerating system : en fr
  • CH170410A - Straight comber, Heilmann type. : en fr
  • US1966116A - Sand handling and conditioning apparatus : en
  • GB413170A - Improvements in rotary engines or pumps : en
  • AU1287633A - Improved shaker and mixer : en
  • US1966404A - Roll of direct positive paper : en
  • DE599883C - Sports vehicle : de en
  • AT138217B - Control and cash register. : de en
  • CH170440A - Heat transfer medium for high temperatures. : de en
  • CH170458A - Device to prevent the formation of funnels in the milk of lime in the saturator of a calcium hydrate softening system. : de en
  • US1966336A - Heat control unit : en
  • AU1330933A - Improved means for ascertaining the internal heat of stored goods : en
  • CA343030A - Brake lining gauge : en fr
  • FR767068A - Helicopter : en fr
  • USD92782S - Design for a combined set of todlet : en
  • US1965729A - Antifriction bearing : en
  • US1966226A - Getter in vacuum tubes : en
  • US1965576A - Concentration of fruit juices : en
  • AT138211B - Bicycle pump. : de en
  • GB413156A - Improvements in devices for cleaning tobacco pipes, cigarette-holders and the like : en
  • US1965740A - Cash register : en
  • US1966277A - Internal grinding and cutting tool : en
  • AU1323933A - Treatment of iron pyrites for recovery of sulphur and formation of iron oxide : en
  • US1966030A - Ophthalmic mounting : en
  • US1966331A - Method of controlling a web of flexible material in a winding machine : en
  • US1966379A - Socket fixture : en
  • USD92700S - Design fob a child s tricycle or the : en
  • AT138230B - Process for the manufacture of condoms with a disinfecting coating. : de en
  • DE583478C - Process for the preparation of an iodine-nitrogen addition compound of hexamethylenetetramine : de en
  • CH170403A - Holder for fixing lids on saucepans and other containers. : de en
  • US1965624A - Method of freezing food products : en
  • GB413073A - Lamp failure alarm for rear light and stop or turn signal of vehicles : en
  • US1966305A - Wire drawing apparatus : en
  • US1966343A - Chair : en
  • DE599858C - Device for separating liquids with different specific weights in the mixture : de en
  • DE600149C - All-round flexible and flexible coupling for engines, especially for electric vehicle or diesel vehicle drives : de en
  • FR767213A - Motor vehicle for suspended tracks : en fr
  • DE600022C - Process for de-mutating lead : de en
  • CA342956A - Carboxylic acid : en fr
  • DE599933C - Process for the preparation of high molecular weight sulfonic acids and their salts : de en
  • DE600123C - Mobile dumper truck with a platform that can be rotated around a vertical pin : de en
  • FR767184A - Fixing device for railways and other similar rails : en fr
  • CH170419A - Device on sewing machines for pulling pile threads into the base fabric when making carpets. : de en
  • CH170514A - Process for the production of objects which have an outer layer containing carbide. : de en
  • CH170598A - Underwater cutting torch. : de en
  • CH170558A - Driving turbine. : en fr
  • AT138276B - Strand-shaped body with a knitted tubular sheath, in particular a knitted electrical conductor. : de en
  • FR767249A - Electric eddy current furnace : en fr
  • DE599971C - Pentagonal prism with roof edge : de en
  • FR43555E - Improvements in automotive suspension and steering : en fr
  • CA342898A - Caisson : en fr
  • CH170671A - Heating installation using heavy oil. : en fr
  • US1965636A - Heat-insulating wall : en
  • CH170447A - Process for the production of a monooxychrysenic. : de en
  • CA342985A - Emergency tire : en fr
  • CA342995A - Cigar feeder : en fr
  • US1965652A - Carburetor : en
  • US1965630A - Waterproofing fibrous and other materials : en
  • US1966065A - Modulation system : en
  • US1965571A - Inscribing machine : en
  • USD92784S - Design for a wing collar : en
  • GB413325A - Improvements in ovens for baking, roasting and drying purposes : en
  • GB413159A - Improvements in ejector apparatus for pumping oil : en
  • CH170460A - Process for the manufacture of cellulose suitable for providing, by treatment for the preparation of paper, sized paper without further addition of sizing substances. : en fr
  • DE599862C - Process for removing arsenic, phosphorus and nitrogen from iron group metal melts : de en
  • US1965697A - Automatic golfing tee : en
  • AT138240B - Device to prevent oil leakage in the axle bearings of rail vehicles. : de en
  • US1965991A - Steering mechanism for agricultural machines : en
  • US1966046A - Stable amplitude oscillator : en
  • AT138229B - Board game. : de en
  • CA343028A - Nut lock : en fr
  • CH170685A - Process for the preparation of a mixture of benzimidazole derivatives. : de en
  • US1966339A - Electrical means or device for heating water or other liquids : en
  • USD92718S - Design for a bottle : en
  • USD92788S - Design for a floor lamp : en
  • US1965995A - Overcoat, raincoat, and like garment : en
  • DE600131C - Luffing arm for horizontal load path : de en
  • US1965862A - Badge : en
  • US1966137A - Trolley contactor : en
  • DE599856C - Smoldering process for carbonaceous substances and device for carrying out the process : de en
  • US1965570A - Parachute harness : en
  • US1965986A - Metal threaded handle : en
  • DE599778C - Freewheel hub with drum back brake for bicycles : de en
  • DE600140C - Spin dryer : de en
  • GB413326A - Improvements in and relating to mercury arc rectifiers and like vapour electric discharge devices : en
  • DE599578C - Machine for the production of pile fabrics by gluing pile knobs onto a covering material : de en
  • US1965717A - Air filter : en
  • AT138231B - Check valve, especially for the fuel line of injection internal combustion engines. : de en
  • CA342943A - Guard cable : en fr
  • US1965594A - Rubber cord connecter : en
  • US1966347A - Self-threading film magazine : en
  • CH170610A - Auxiliary device on ambulances for lifting and lowering, as well as for pulling the stretchers out of the same. : de en
  • DE599784C - Sliding box for cigarettes etc. Like. With two mutually displaceable deposits : de en
  • DE599804C - Contact bracket made from individual pieces of coal lined up in a row : de en
  • DE599969C - Sound recording and playback machine : de en
  • DE599765C - Compound coupling : de en
  • US1965850A - Display fixture : en
  • US1966245A - Control system : en
  • CA342929A - Transplanting device : en fr
  • CA342953A - Stitching machine : en fr
  • DE1306245U - : de en
  • AT138258B - Process for the pretreatment of solutions of calcium nitrate. : de en
  • CA343008A - Hair pulling device : en fr
  • DE599864C - Dipole antenna : de en
  • GB413052A - Toy guns : en
  • GB413261A - Improvements in a process for the preparation of blocked ends or stiffeners for footwear : en
  • USD92691S - Design for a meter casing : en
  • DE599880C - Process for the production of pentose-rich cellulose from cellulose-containing fiber material, in particular grass : de en
  • FR43577E - Improvements in the assembly of strings for tennis racquets, or similar racquets : en fr
  • FR767133A - foam concentrate, particularly applicable to the production of artificial cream, and its method of use : en fr
  • FR767195A - Centrifugal thresher : en fr
  • FR767131A - Improvements made to heat treatment furnaces : en fr
  • FR767287A - Fire detector device : en fr
  • US1966023A - Camp attachment for automobiles : en
  • US1966052A - Flue scraper : en
  • US1966011A - Apparatus for conditioning fluids : en
  • DE599942C - Lock nut for fuel container of cooking, heating or lighting devices : de en
  • GB413189A - Improvements in and relating to billiard tables : en
  • FR767253A - Vacuum pump improvements : en fr
  • DE599902C - Electrically powered trackless vehicle : de en
  • DE599925C - Pneumatic tires with a relatively narrow tread that is curved in the transverse direction : de en
  • US1965944A - Truck construction : en
  • US1966406A - Euhedral corundum crystal : en
  • DE599826C - Pillion seat for motorcycles and other vehicles : de en
  • DE599350C - Cutting and folding press, in particular for processing cardboard sheets : de en
  • DE599943C - Safety gas burner : de en
  • DE600057C - Hardening plant : de en
  • GB413251A - Improvements in or relating to flat knitting machines : en
  • GB413202A - Improvements in and relating to mercury vapour rectifiers : en
  • FR767098A - electric heating equipment : en fr
  • GB413312A - Improvements in and relating to the manufacture of clocks : en
  • US1965669A - Portable electric tool : en
  • US1965715A - Portable bowling alley : en
  • USD92774S - Design fob embroidered lace edging : en
  • AT138176B - Process for the preparation of crystallized derivatives of the gonadal hormones. : de en
  • DE599814C - Holy water dispenser : de en
  • DE599951C - Pantograph sliding shoe : de en
  • FR767051A - Improvements made to steering wheels : en fr
  • GB413636A - Processes for the production of fertilisers : en
  • FR767293A - Crutch holder for bicycles : en fr
  • US1965742A - Driving mechanism for aircraft : en
  • CH170362A - Coupling device for driving the wheels on motor mowers. : de en
  • CH170628A - Transmitting device for telegraph apparatus. : de en
  • CH170384A - Noiseless manhole cover with frame made from raw casting. : de en
  • CH170541A - Device for changing a periodically recurring work process. : de en
  • US1966072A - Process for sulphating olefines : en
  • USD92785S - Design fob a game board : en
  • US1965632A - Means for measuring distances : en
  • DE599990C - Process for the production of crystal clear and lightfast phenol-formaldehyde condensation products : de en
  • FR767174A - Oscillating arm press for cutting pieces of leather or similar material : en fr
  • GB413260A - A process for the manufacture of valuable products by polymerisation of unsaturated hydrocarbons : en
  • CA342909A - Fuse plug : en fr
  • CA342966A - Television scanning apparatus : en fr
  • DE599920C - Process for the production of stable vulcanized rubber solutions : de en
  • USD92713S - Design for a buckle : en
  • USD92695S - Design for a necktie holder : en
  • GB413723A - Improvements in or relating to electric relay arrangements : en
  • FR43597E - Constant current direct current generator : en fr
  • FR767272A - Improved spray equalizer device for binders and similar machines : en fr
  • FR43595E - Improvements to equipment for feeding concrete mixers and mixers : en fr
  • USD92757S - Design fob a shoe : en
  • DE599945C - Process for filtering wort and beer : de en
  • CH170607A - Device for the permanent closure of blood vessels during bloody operations. : de en
  • DK48979C - Device for Enabling Placement of Air Agitation Systems in the Upper, Fine Sand Layer in Quick Filters. : da en
  • GB413117A - Improvements in boxes formed of stiff paper, cardboard or the like : en
  • FR767045A - Sweeper : en fr
  • FR767348A - : fr
  • US1965835A - Oil burner for tank heaters : en
  • US1965794A - Convertible box cover and display stand : en
  • GB413067A - Improvements in and relating to mercury or like liquid electric switches : en
  • GB413181A - Improvements relating to striking surfaces for use in connection with pocket and other lighters : en
  • GB413347A - Improvements in and relating to toilet or dressing-table equipment : en
  • CH170501A - Self-winding timepiece. : en fr
  • USD92698S - Design fob a pasteurizer : en
  • US1965635A - Production of polyazo derivatives of 8-hydroxy-1-naphthylamine : en
  • GB413185A - Improvements in or relating to the treatment of rubber latex : en
  • US1966334A - Permutation lock : en
  • US1965727A - Central heating : en
  • US1966220A - Method of producing a photo-electric tube : en
  • GB413299A - Improvements in or relating to the impregnation or treatment of textile materials with liquids : en
  • GB413055A - Improvements in weeding forks, grubbers, and like hand tools for garden use : en
  • FR767288A - Protective linings for shoes and others : en fr
  • GB413324A - Improvements in electrical conductors of the concentric return type : en
  • US1965664A - Electric lamp : en
  • FR43586E - Removable binding device for bound sheets, binders, biblorhaptes, etc. : en fr
  • GB413290A - Improvements relating to gaseous electric discharge devices : en
  • AT138273B - Method and device for the representation of precious stones. : de en
  • DE599882C - Car body with a folding top frame that can be folded from front to back : de en
  • GB413058A - Improvements in and relating to hurdles for racing purposes : en
  • GB413076A - Improvements in and relating to electric discharge devices : en
  • US1966338A - Vise : en
  • GB413331A - Improvements in or relating to manoeuvre-signalling devices for vehicles, in particulr for motor vehicles : en
  • CH170414A - Winding machine with stationary winding units. : de en
  • US1965613A - Suction cleaner : en
  • US1965896A - System for power line protection : en
  • US1966068A - Manufacture of phthalimide : en
  • US1966050A - Stable white oil : en
  • CA343046A - Coin receptacle cover : en fr
  • CH170669A - Toilet cistern. : de en
  • CH170405A - Container for heating a liquid. : en fr
  • DE600072C - Spring mattress or spring cushion : de en
  • GB413081A - Improvements in or relating to the control of vapour electric discharge devices : en
  • FR767027A - Portable vaporizer device with tank at determined level : en fr
  • GB413051A - Improvements in or relating to safety guards for guillotine cutting and like machines : en
  • GB413124A - Bust-support, sheaths, belts and similar under-garments presenting an elasticity in variable directions : en
  • DE599803C - Decompression device for internal combustion engines on traction vehicles with electrical power transmission : de en
  • GB413163A - Improvements in and relating to nail files : en
  • GB413342A - Improvements in and relating to the coating of articles with rhodium : en
  • GB413722A - Improvements in the manufacture of oxychlorides of copper and of anticryptogamic products containing them : en
  • GB413134A - Process and apparatus for roasting sulphide ores : en
  • GB413146A - Catalytic apparatus for fumigating purposes : en
  • DE599827C - Protection device for the driver of motorcycles in the event of a fall : de en
  • DE559712C - Hydraulic tipping device for the car body, especially of three-way tippers : de en
  • US1966018A - Wire clamping and twisting device : en
  • US1966218A - Electrical switch gear : en
  • CA342994A - Cigar enveloping device : en fr
  • DE599887C - Flotation process of bituminous Mansfeld copper slate : de en
  • US1966383A - Production of available chlorine compositions : en
  • US1966033A - Production of glucosides : en
  • US1966312A - Apparatus and method for freeing clay and similar materials from stones and other forign bodies : en
  • US1966374A - Dental wax spatula : en
  • US1966106A - Magnet thermostat : en
  • FR767278A - : fr
  • DE599812C - Generator with a divided smoldering shaft : de en
  • GB413004A - Improvements in means for adjusting the maximum and minimum limits for an indicating pointer having means for electrically controlling levels in a hydraulic or other liquid system : en
  • IE12948L - Milk powder : en
  • US1966348A - Control for a photographic apparatus : en
  • CA342976A - Coal processing : en fr
  • CA343015A - Telephone system : en fr
  • CH170641A - Receiving arrangement for remote display of operating parameters according to the pulse compensation method using a Kelvin compensation instrument. : de en
  • CH170681A - Process for the preparation of an arylisothiazolone. : de en
  • US1965840A - Centrifugal machine : en
  • US1965701A - Method of walnut bleaching : en
  • US1966284A - Container and pouring spout : en
  • DE599922C - Outflow viscometer : de en
  • FR767260A - Further training in the establishment of smokers : en fr
  • GB413070A - Improvements in selvedge guards relating to cutters for wallpaper edge cutting machines : en
  • US1966337A - Automatic tapping machine : en
  • AT138222B - Device for sealing shop windows. : de en
  • DE599986C - Process for cleaning up pickling liquor : de en
  • GB413096A - Improvements in or relating to endless track mechanism for vehicles : en
  • US1965646A - Method of rendering concrete gas tight : en
  • US1966360A - Hot air heating system : en
  • GB413266A - Improvements in and relating to elastic fabrics : en
  • CA10384S - Oil burner : en
  • US1966053A - Method of flanging tubular members : en
  • USD92767S - Design foe a buckle : en
  • CA342895A - Parachute flare : en fr
  • CA342936A - Bloated material column : en fr
  • US1966063A - Bracelet connecter : en
  • US1966396A - Lumber trimming and marking machine : en
  • US1966187A - Method for the production of sulphonic acids : en
  • US1966393A - Relief printing machine : en
  • USD92734S - Design fob a shoe : en
  • DE580129C - Shut-off device : de en
  • DE599854C - Anchoring of the runners for relocating the shaker slide motor underground : de en
  • DE599995C - Film pack housing : de en
  • US1965591A - Piezo-electric crystal holder : en
  • CH170429A - A method of manufacturing mosaic coverings in the form of sheets or rugs suitable for laying on floors, and apparatus for carrying out this method. : en fr
  • AT138259B - Seat frame made of bent tube, without rear feet, in particular for motor vehicles. : de en
  • US1965848A - Spear : en
  • US1965617A - Method and apparatus for processing materials : en
  • GB413171A - Musical box playing mechanism : en
  • CH170466A - Printing plate. : en fr
  • CA342883A - Coin controlled time switch mechanism : en fr
  • DE599845C - Rubber V-belts : de en
  • GB413164A - Improvements in or relating to spare wheel covers : en
  • FR767160A - Improvements to rotary pumps : en fr
  • DE599998C - Method of dehydration of water : de en
  • FR767106A - Improvements to the machine gun mechanism in aircraft engines : en fr
  • AT138238B - Protective device for electrical busbars. : de en
  • US1965696A - Grinding machine : en
  • USD92724S - Design fob a doorlock : en
  • DK48966C - Remedy for Pest Control in Poultry and Other Domestic Animals. : da en
  • US1965829A - Method of producing methylisobutyl carbinol : en
  • CH170700A - Device for lubricating loose wheels for vehicles, in particular for railway vehicles. : de en
  • FR43578E - Bi-metal boiler spacers : en fr
  • FR767178A - Electric capstan : en fr
  • US1966401A - Rivet : en
  • US1965748A - Composite pipe and method of making same : en
  • US1966012A - Container : en
  • US1966244A - Welded reservoir : en
  • DE599787C - Process for the production of bored piles with a widened pile base : de en
  • US1966028A - Gate : en
  • DE599958C - Dimming device for headlights of motor vehicles equipped with two-filament lamps : de en
  • DE600065C - Arrangement for currentless switchover under load and for fine control of step transformers : de en
  • FR767006A - Electric device for studying the game of bridge : en fr
  • AT138190B - Weather protection screen. : de en
  • CH170574A - Electrical system. : de en
  • US1966168A - Process for raising the melting point of montan wax : en
  • GB413227A - Lathes or like machine-tools : en
  • DE574195C - Adjustable sun and wind protection awning : de en
  • DE599537C - Machine for making paper cups : de en
  • DE599752C - Device for the direct connection of relatively small transformers to a high-voltage line by means of a connecting wire : de en
  • AT138275B - Sack made of paper or the like, the walls of which consist of several layers partially glued together and which is closed at one or both ends by a cross base. : de en
  • CA342901A - Foot arch support : en fr
  • US1965971A - Locomotive tender : en
  • DE600041C - Furnace with two or more chambers : de en
  • US1965836A - Apparatus for cooling and aerating liquids : en
  • US1966260A - Copper alloy welding rod and method of using the same : en
  • US1966253A - Manufacture of cyanides : en
  • US1966129A - Brake : en
  • US1966182A - Elevator door operator : en
  • CH170653A - Tractor specially designed for agricultural purposes. : de en
  • US1966375A - Automatic brake adjuster : en
  • US1966421A - Hydraulic system : en
  • US1966118A - Indicia indicator and register for impulse transmitting devices : en
  • US1966048A - Stick handling mechanism : en
  • DE599929C - Target with electrical display device : de en
  • DK48988C - Manually operated Steering gear for Servomotors for Gearshift in Motor Vehicles. : da en
  • DE599993C - Marks, especially for animal breeding purposes : de en
  • FR767176A - Electric meter holder box : en fr
  • FR767234A - Saw sharpening machine : en fr
  • DE600063C - Fire protection device for closed electrical machines (generators) : de en
  • DE600130C - Process for making a soap : de en
  • FR767109A - Match block : en fr
  • GB413071A - Improvements in and relating to means for manually operating the breech mechanism of fire-arms : en
  • GB413316A - Improvements in printing machines : en
  • FR767032A - Explosive projectile : en fr
  • DE599742C - Plant for treating milk : de en
  • DE599766C - Cable clamp effective in one direction : de en
  • FR767179A - Improvements to circular looms : en fr
  • GB413035A - Improvements in or relating to advertising apparatus : en
  • GB413133A - Improvements in or relating to electrical wet battery and accumulator of a new type : en
  • GB413309A - Automatic control gear for reversing engines : en
  • FR767251A - Multi-stage gearbox : en fr
  • FR43574E - Operating mechanism for washing machine : en fr
  • FR767116A - Machine gun turret : en fr
  • DE599816C - Sheet metal handle for sheet metal containers, especially bread box lid : de en
  • US1965648A - Method of making baking pans : en
  • US1966410A - Baking apparatus : en
  • FR43561E - Method and instrument for controlling colloidal gels and plastics : en fr
  • GB413288A - Improvements in or relating to shoes or methods of making the same : en
  • FR767281A - Advanced bandages for dressings : en fr
  • DE599756C - Closed hot water bottle with a crystallizable : de en
  • FR767294A - Improvements to television systems : en fr
  • FR767117A - Oscillating seat : en fr
  • GB413100A - Improvements in display or storage apparatus for bottles, jars, or other receptacles : en
  • CA342912A - Combined velocipede, cart and tractor-trailer : en fr
  • CA342947A - Indicating device : en fr
  • CH170553A - Hydraulic safety device to prevent burnout of internal combustion engines with feeder pumps. : de en
  • US1965891A - Candle dipping apparatus : en
  • DE599818C - Withdrawal and drip device for liquids : de en
  • CH170370A - Telescopic prop. : en fr
  • CH170566A - System for alternating heating and cooling of heat exchangers. : de en
  • US1965612A - Fowl-sticking machine : en
  • CH170517A - Mitred corner connection. : de en
  • GB413638A - Improvements in or relating to apparatus for delivering measured quantities of powders and like goods : en
  • US1966342A - Flying target : en
  • US1965934A - Sound reproducing circuit for talking pictures and the like : en
  • DE599820C - Device for operating agricultural machinery : de en
  • US1965951A - Ornamental box : en
  • DE600060C - Rear derailleur to delay switching processes : de en
  • DE600133C - Method for holding back thermal stresses and thermal expansions of the bed and table of machine tools : de en
  • FR767113A - Process for the continuous manufacture of concrete pipes and product obtained : en fr
  • US1966186A - Vegetable slicer : en
  • FR767240A - Swivel bracket for heavy duty sprayer jets : en fr
  • GB413674A - Improvements in or relating to the preparation of acid solutions : en
  • FR767018A - Rescue device for submarines : en fr
  • FR767209A - Thermostatic adjustment device : en fr
  • US1965656A - Carrier for braiding machines : en
  • US1966301A - Electric meter service box : en
  • CH170442A - Process for bringing substances to act evenly on the material suspended in a liquid. : de en
  • US1966191A - Edged cardboard reel : en
  • FR767050A - Hospital bed shelf : en fr
  • DE600070C - Control cylinder for capsule machines with auxiliary fluid located inside the cell wheel : de en
  • DE599823C - Device for opening the bottom flaps on bottom unloading vehicles : de en
  • DE599867C - Discharge tube for the cold cathode oscilloscope : de en
  • GB413053A - Improvements relating to moving or changing advertising or display apparatus : en
  • FR767255A - Spring shock absorber, especially for motor cars : en fr
  • GB413039A - Improvements in automatically variable change speed gear device : en
  • FR767197A - New process for manufacturing artificial fruits or any subjects : en fr
  • US1966100A - Power transmission mechanism : en
  • FR767230A - Camera : en fr
  • FR767239A - Siphon for settling liquids and wines : en fr
  • GB413255A - Improvements in or relating to electric switches : en
  • GB413310A - Improvements in and relating to spray-producers or atomisers : en
  • DE599954C - AC motor with short-circuit rotor, which is arranged between an outer and an inner stand : de en
  • DE600059C - Receiving arrangement for control and signal currents with upstream positive and negative resistors : de en
  • FR767090A - Grating machine : en fr
  • GB413274A - Process of and apparatus for purifying aqueous liquids by means of pulverulent to fine-grained adsorptive substances : en
  • US1965908A - Automatic train pipe connecter : en
  • GB413111A - Improvements relating to convertible bed-settees and the like : en
  • FR43558E - Coating process applicable in particular to the elements of piles or other objects wrapped in paper, fabric or the like, and machine for implementing this process : en fr
  • FR767010A - Improvements to the guillotine frame : en fr
  • US1965662A - Balancing means for rotary valves : en
  • US1966140A - Brake : en
  • DE599830C - Sending and receiving device for sound waves : de en
  • FR767169A - Terminal plates for terminal devices such as cable heads, distributors, distribution boxes : en fr
  • CH170684A - Process for the preparation of a mixture of benzimidazole derivatives. : de en
  • FR767123A - Playpen mat : en fr
  • DE599970C - Device for illuminating microscopic objects with incident light : de en
  • CA342978A - Radio receiver : en fr
  • DE599916C - Impact body for vacuum cleaner with brushes arranged in a longitudinal groove of the impact body : de en
  • FR767058A - Ball joint for fixing struts on the posts : en fr
  • US1965798A - Nitriding : en
  • US1965925A - Method of electrothermal dissociation of organic liquids : en
  • CH170559A - Boiler with heating by a main furnace and exhaust gases. : de en
  • CH170612A - Suction cups for infants. : de en
  • FR767256A - Improvement in security locks : en fr
  • GB413248A - Improvements in devices for grinding razor blades : en
  • US1966177A - Automatic grapple : en
  • FR767031A - Automatic coupling device for toy wagons : en fr
  • US1966309A - Mounting for aircraft motors : en
  • GB413268A - Improvements in and relating to electric motor control systems : en
  • US1965724A - Stamping machine : en
  • GB413182A - Improvements in and relating to electric battery lamps : en
  • FR767061A - Device allowing automatic closing of sliding parts : en fr
  • GB413056A - Improvements in or relating to fire alarm devices : en
  • GB413144A - Improvements in non-return valves for lubricating conduits : en
  • DE599997C - Method and device for feeding the pressed material to briquette extrusions : de en
  • DE599806C - Process for heating cable drying and drying boilers : de en
  • DE599748C - Process for the production of 3-methylalpentane : de en
  • FR767225A - Improvements made to metal seats, in particular for aircraft : en fr
  • AU1196733A - Apparatus for decorative and advertising purposes : en
  • GB413062A - Improvements in electrically driven compression refrigerating machines : en
  • DK48963C - Impregnating agent for hemp or cotton or for yarn, liner or the like made from such fabrics. : da en
  • CH170529A - Piston engine, in particular internal combustion engine. : de en
  • DE599831C - Light signal device : de en
  • DE599981C - Rangefinder coupled to the adjustment device of a photographic camera : de en
  • FR767096A - Garbage shovel with hinged cover and metal handle : en fr
  • USD92696S - Design fob a shoe : en
  • US1965725A - Locking mechanism for doors : en
  • US1966163A - Electric device and dielectric material therefor : en
  • US1966213A - Washing machine : en
  • USD92731S - Design for a shoe : en
  • GB413282A - Improvements in and relating to the vulcanization of rubber : en
  • CA342968A - Brake lining : en fr
  • US1965733A - Method and apparatus for heating, cooling and ventilating : en
  • US1965855A - Manufacture of benzanthronylselenium compounds : en
  • US1965989A - Hub and brake drum construction : en
  • US1965894A - Hydraulic brake : en
  • CA342981A - Slitting machine : en fr
  • CH170478A - Wax piece for rubbing skis. : de en
  • CH170557A - Dynamo with regulator, a primary circuit breaker driven by the dynamo and mechanical ignition torque adjustment device. : de en
  • CA343064A - Rolling mill rod shifter : en fr
  • US1965584A - Electric discharge device : en
  • DE600121C - Connection for the Schuettelrutschenschuss with slide plates which are rigidly coupled to one another in the longitudinal direction and to a limited extent in height : de en
  • GB413108A - Improvements in measuring and distributing apparatus for alimentary or other liquids and more particularly for milk : en
  • US1965674A - Carrier current communication system : en
  • FR767004A - Removable packaging : en fr
  • DE599681C - Weber knot hand knot device : de en
  • GB413187A - Improvements in or relating to vehicle brakes : en
  • GB412971A - Improvements in or relating to machines for grading articles by weight : en
  • US1965608A - Organo-metallic protective agent : en
  • GB413109A - Process for producing walls, roofs and floors : en
  • DE599764C - Oil pressure control for the injection of the fuel into deflagration chambers, especially of internal combustion turbines : de en
  • DE600014C - Movable electrical connection with intermediate coupling : de en
  • DE600125C - Control device for short switching times by means of capacitors and relays, especially in pneumatic tube systems : de en
  • FR767089A - Small particle heat treatment process : en fr
  • IE13711L - Yeast : en
  • GB413113A - Improvements in and relating to drums : en
  • DE599889C - Deep sea telephone cables : de en
  • DE595240C - Loose-leaf copy device for double bookkeeping : de en
  • AT138243B - Rolled zinc sheet, in particular for element cups and similar electrotechnical purposes, and process for its production : de en
  • CH170372A - Device for fastening iron and steel rails on a wooden base, in particular a wooden sleeper. : de en
  • AT138179B - Electric accumulator for high current discharges. : de en
  • AT138195B - Method for producing a tight connection of pipe or other hollow body connections on containers made of sheet metal, in particular radiators. : de en
  • CH170583A - Discharge tube. : de en
  • DE599747C - Tool for rounding the edges and corners of the side walls of a lock housing that have been raised by bending : de en
  • GB413068A - A movable platform particularly for transporting cars to parking places in garages : en
  • GB413307A - Improvements in or relating to the treatment of oils : en
  • CA343040A - Napkin folding machine : en fr
  • FR767115A - Half-turret for equipping airplanes, airships, etc. : en fr
  • CH170639A - Security device at a self-seller. : de en
  • FR767162A - Sanitary napkin enhancements : en fr
  • US1965769A - Packaging : en
  • US1965854A - Lock can cover : en
  • US1965777A - Protection means for tank closures : en
  • USD92735S - Design for a shoe : en
  • AT138250B - Inflatable hollow body representing a human, animal or fantasy figure and process for its production. : de en
  • CA342997A - Tobacco butt forming method : en fr
  • CH170448A - Process for the preparation of an azo dye. : de en
  • US1966031A - Ornamental device for use in association with toy electric railways : en
  • US1966038A - Return bend joint for oil stills : en
  • US1966317A - Cellulose organic ester composition containing an alkyl ester of an aryl-substitutedmalonic acid : en
  • GB413145A - Improvements in containers for colour and paint : en
  • CH170630A - Circuit arrangement for counting connections of different values in telephone systems. : de en
  • DE600017C - Self-breaker with a contact pin which is immersed in mercury and is controlled by heat or electromagnetically : de en
  • DE599817C - Holder for wooden guide rails : de en
  • DE600053C - Process for descaling pipes and round bars made of metal : de en
  • US1965999A - Filter : en
  • CA342914A - Piston ring : en fr
  • CA342918A - Anchor : en fr
  • GB413264A - Improvements in and relating to electro-dynamic devices for the conversion of measuring values : en
  • AU1256933A - A speed regulating tail vane for wind wheels and windmills : en
  • CA342982A - Stove : en fr
  • FR43583E - Locks button : en fr
  • GB413281A - Improvements in toothed gearing or toothed geared motors : en
  • CH170627A - Coin validator with device for stopping coins that have a hole. : de en
  • AT138280B - Method and device for drying the paper web in paper machines. : de en
  • DE600043C - Suspension isolator chain : de en
  • FR767290A - Coarse-grained ammonium sulfate manufacturing process : en fr
  • GB413221A - Process for the recovery of metallic magnesium from magnesiferous, especially oxidicprime material, in a continuous working operation : en
  • US1966292A - Apparatus for annealing glassware and the like : en
  • DE600044C - Tube switch with arc extinguishing by compressed air and with a switch body designed as a high-voltage insulator : de en
  • USD92730S - Design for a shoe : en
  • US1966047A - Electric measuring instrument : en
  • US1966153A - Log barker : en
  • US1966418A - Control system for track switches : en
  • AU1332933A - Improvements in crinkled materials and methods and apparatus for making same : en
  • US1965857A - Golf club : en
  • US1965895A - Circuit reclosing system : en
  • AT138167B - Discharge tube or incandescent lamp, some of which consists of vacuum-stretched ceramic material. : de en
  • DK48960C - Method for Making Endless, Hardened Press Pieces of Plastic Resin or Plastic Resin Containing Masses : da en
  • CH170698A - Process for the preparation of m-oxyphenylaminopropanol chlorohydrate. : de en
  • CA342885A - Demountable wheel : en fr
  • FR43600E - Reel for cinematographic equipment : en fr
  • AT138247B - Arrangement for the production of high-emission cathodes. : de en
  • USD92742S - Design for a shoe : en
  • CA343052A - Ingot mould hot top : en fr
  • CH170500A - Hermetic watch. : en fr
  • FR767271A - Improvement in the assembly of seed receptacles on the endless conveyor of a machine for planting potatoes and similar seeds : en fr
  • GB413147A - Improvements in and relating to poppet valves for internal combustion engines : en
  • US1966181A - Process of rendering : en
  • US1966354A - High speed telegraph system : en
  • CH170656A - Door. : de en
  • AU1332833A - Improvements in or relating to electric searchlight apparatus : en
  • US1966352A - Beater : en
  • USD92779S - Design for a visual acuity testing : en
  • US1966091A - Electric switch : en
  • US1965804A - Right hand or left hand safety sadiron : en
  • USD92692S - Design for a service station island : en
  • US1965776A - Manufacture of sulphides of nitroaminodiphenyl or substitution products thereof : en
  • US1965976A - Mechanism for pumps, compressors, and the like : en
  • US1966276A - Reel and container : en
  • AT138171B - Multiple logarithmic slide rule with characteristic reading. : de en
  • CH170494A - Style for sound recording machines. : en fr
  • FR767013A - Swimming and rescue thrusters : en fr
  • CH170636A - Electron tube arrangement with adjustable slope. : de en
  • CA343011A - Anodic coating for zinc base metals : en fr
  • CH170499A - Slightly magnifying telescope with a large field of view. : de en
  • GB413247A - Improvements in and relating to hauling slips : en
  • CH170488A - Firearm with gas pressure charge. : de en
  • DE600077C - Self-billing calendar : de en
  • US1966303A - Photographic printing apparatus : en
  • CH170572A - Electric cable. : en fr
  • CH170568A - Bearing cooling device on the machine with rotating parts. : de en
  • US1966010A - Process of refining oil : en
  • US1966233A - Elevator system : en
  • GB413252A - Improvements in homogenising apparatus : en
  • CH170589A - Method and arrangement to compensate for the voltage losses in the control grid of electron amplifier tubes caused by inadequate insulation. : de en
  • CH170364A - Device for collecting and bagging shaken fruit. : de en
  • AT138234B - Ignition device for metal vapor rectifiers, in particular for bulbs of glass rectifiers. : de en
  • AT138175B - Calculating or accounting machine. : de en
  • GB413233A - Improvements in hair drying apparatus : en
  • US1965755A - Binocular : en
  • US1965973A - Broom hanger : en
  • US1965932A - Carburetor : en
  • US1966351A - Beauty box : en
  • GB413191A - Improvements in apparatus for polishing, brushing, and like operations : en
  • DE599935C - Momentary rotary switch : de en
  • DK48977C - Procedure for Manufacturing Striped Footwear. : da en
  • CH170508A - Process to improve the durability of the cathode in melt flow electrolysis. : de en
  • CH170667A - Machine unit for driving a propeller. : de en
  • GB413149A - A combined furnace back bridge and boiler water circulator : en
  • GB413292A - Improvements in arrangements of grid controlled gas or metal vapour discharge devices which can work as rectifiers and as inverters : en
  • CH170548A - Procedure for power management. : de en
  • GB413180A - Improvements in knitted fabric and method and means for making the same : en
  • AU1272833A - Improved reel : en
  • CH170626A - Coin validator with a part that can be swiveled into the coin path by means of a magnet. : de en
  • GB413318A - Improvements in or relating to cartridge extractors of automatic guns : en
  • CA342878A - Compound electrode : en fr
  • FR767070A - Device for filling accumulator trays : en fr
  • US1965823A - Steam heating : en
  • FR43598E - Testing device and air distributor for tires : en fr
  • CH170697A - Process for the preparation of a hormone-based remedy against cancerous tumors. : en fr
  • AT138174B - Support plates for artificial teeth. : de en
  • CH170638A - Contact device for an electrical alarm device. : de en
  • US1965883A - Panel structure : en
  • FR43593E - Improvements to gas burners : en fr
  • FR767072A - Device for regulating the level of a liquid, mainly applicable to electric accumulators : en fr
  • DE599961C - Measuring device for checking and sorting workpieces : de en
  • GB413213A - Machine for manufacturing packages containing pulverulent or other material : en
  • GB413245A - Improvements in or relating to automatic central buffer couplings : en
  • FR767199A - Process for initiating the drying process of sheets of fibrous material, and for drying them completely : en fr
  • FR767062A - Oil drip burner : en fr
  • GB413216A - Improvements relating to desks, dressing tables, cabinets or the like : en
  • US1966225A - Regulating mechanism for prime movers : en
  • GB413136A - A process for the dyeing of textile fibres when in a condition prior to spinning : en
  • CA342959A - Carboxylic acid : en fr
  • US1965785A - Swing : en
  • AU1532433A - Improvements i tenmis racket frames and the like : en
  • FR767029A - Hydraulic distribution mechanism, self-balancing, for power transmissions or automatic progressive gear changes, for example : en fr
  • FR767052A - Device for recovering and using the sensible heat contained in energized gases, particularly in the exhaust gases from explosion chambers : en fr
  • FR767192A - Bootie with high upper : en fr
  • USD92761S - Design for a shoe : en
  • DE600076C - Viewer for pictures : de en
  • FR767194A - Torus-shaped beads machine for funeral wreaths : en fr
  • GB413308A - Improvements in or relating to longitudinal slide-rules : en
  • GB413138A - Rontgen-ray apparatus : en
  • FR767228A - Further training in seats of motor cars and other vehicles : en fr
  • US1965567A - Towel winding device : en
  • DE599590C - Rotary piston machine with universal joint piston : de en
  • AT138178B - Light source consisting of several different colored fluorescent tubes to generate white light. : de en
  • AT138261B - Footwear. : de en
  • CH170413A - Thread cleaner for running threads of all kinds. : de en
  • CA342993A - Cigar enveloping device : en fr
  • US1965699A - Umbrella identifying means : en
  • USD92745S - Design fob a shoe : en
  • US1965756A - Automobile mud guard : en
  • US1965901A - Device for the making of edible ices : en
  • FR767028A - Improvements to mechanical distribution devices for greases or oils for the lubrication of machine parts : en fr
  • FR767298A - Serving table : en fr
  • US1965768A - Multiple fuse plug : en
  • US1966051A - Circuit breaker : en
  • US1965645A - Audion circuit : en
  • US1965994A - Metallic fence post : en
  • US1966200A - Method of welding and automatic welding apparatus : en
  • DE599979C - Dust-proof sewing machine cabinet : de en
  • FR767218A - Improvements to electrical wave transmission systems by multiple modulation and related devices : en fr
  • USD92726S - Design fob an instrument case : en
  • US1966019A - Card holder : en
  • US1966117A - Doughnut cooking machine : en
  • US1966380A - Can body forming machine : en
  • USD92711S - Design for a fuel supply stand fok : en
  • DE599776C - Windshield wipers, in particular with an electric drive : de en
  • DE599834C - Basement gully with backflow valves : de en
  • FR767002A - Carrying wheel system for vehicles, for example : en fr
  • FR767046A - Manufacturing process of so-called "gallery" articles on a mixed rubber and textile sole : en fr
  • US1965846A - Battery terminal : en
  • GB413286A - Improvements in, and relating to, cutting tools having renewable and adjustable cutting bits or teeth : en
  • US1965580A - Frame construction : en
  • GB413332A - Improvements in or relating to the manufacture of copper alloys : en
  • DE599948C - Compensating buffer for rail vehicles : de en
  • FR767008A - Plastic materials based on natural or artificial resins : en fr
  • GB413079A - Improvements in or relating to fluid control valves : en
  • GB413011A - Improvements in or relating to keys for securing railway rails in their supporting chairs : en
  • FR767003A - Rollover system for vehicles with ducted air cooled engines : en fr
  • FR767299A - Improvements in methods of manufacturing pencil leads or similar objects by ejection : en fr
  • GB413012A - Improvements in and relating to the preservation of rubber : en
  • GB413200A - Improvements in and relating to index tabs : en
  • GB413341A - Improvements in cycle pedals : en
  • GB413675A - Improvements in indicators for displaying variable information : en
  • GB413114A - Improvements in or relating to plate and like holders or appliances : en
  • DE600086C - Process for the recovery of gases or steams contained in adsorbents and regeneration of the adsorbents : de en
  • FR43585E - Improvements to window frames and vertical guillotine-style sliding frames : en fr
  • US1966201A - Automatic choker valve : en
  • USD92706S - Design for a cap : en
  • US1966099A - Defroster for refrigerating devices : en
  • DK48981C - Devices at hot water heating systems. : da en
  • DE599972C - Object stage for microscopes : de en
  • US1966209A - Valve operating mechanism : en
  • DK48964C - Procedure for chlorination of sulphide ores. : da en
  • DK48965C - Sintered hearth metal alloys. : da en
  • DE599781C - Cylinder lock for repeating rifles : de en
  • FR767059A - Grapple system for maneuvering on metal posts : en fr
  • GB413077A - Utilization of small coal and coal-dust and similar fuels : en
  • GB413151A - Vehicle control arrangement : en
  • GB413639A - Manufacture of nitriles : en
  • US1965916A - Vehicle signal : en
  • USD92789S - Design for a spoon ob similar article : en
  • US1965678A - Machine for sealing containers under vacuum : en
  • US1966088A - Slicing machine : en
  • CA343007A - Clutch actuating means : en fr
  • DE600033C - Steering wheel, especially for motor vehicles : de en
  • CH170634A - Amplifiers with automatic sensitivity control, especially in radio receivers. : de en
  • DE600018C - Electron tubes, in particular high vacuum tubes, with an electrode holder resiliently mounted in the axial direction : de en
  • DE599321C - Method and knitting machine for knitting covering threads with a basic thread : de en
  • US1966194A - Grinding machine : en
  • US1966357A - Power transmission device : en
  • CA343004A - Machine tool drive : en fr
  • CH170699A - Process for the preparation of the sodium salt of muscle adenyl pyrophosphoric acid. : de en
  • GB413217A - Garments : en
  • GB413155A - Improvements in carburettors for internal combustion engines : en
  • GB413083A - Improved means for actuating motor vehicle blinds : en
  • DE599798C - Interlocking tiles : de en
  • US1966016A - Means for opening cement sacks, bags and the like : en
  • US1965593A - Manipulation and support of aircraft maps : en
  • GB413169A - A skittle playing apparatus : en
  • DE599840C - Device for adjusting the air gap in magneto-electric bicycle alternators : de en
  • GB413123A - Improvements in gramophone needle feeding devices : en
  • US1965582A - Electric discharge device : en
  • US1966032A - Inlet manifold for liquid fuel : en
  • US1966214A - Control system : en
  • FR767154A - Changing gears for cycles : en fr
  • FR767247A - Steering for motor vehicles : en fr
  • US1965606A - Dynamo-electric machine regulation : en
  • US1966280A - Air cleaner : en
  • US1965821A - Method of sweetening hydrocarbon products : en
  • US1965962A - Production of unsaturated hydrocarbons : en
  • US1966127A - Vertical grinding machine : en
  • GB413129A - Improvements in the tele-transmission of sounds and pictures : en
  • FR767296A - Signal repeater system on board a train : en fr
  • DE599786C - Process for the production of in-situ concrete piles : de en
  • USD92701S - Design for a cellophane hat or : en
  • US1965655A - Power supply : en
  • US1966385A - Dyeing apparatus : en
  • US1965681A - Electric plug : en
  • FR767147A - Process for preparing wrinkle-resistant finishes on natural or artificial textile fibers : en fr
  • GB413279A - Improvements in or relating to knitted hosiery and to methods of making the same : en
  • AT138237B - Method and device for producing an original for the purpose of copying sound or image recordings. : de en
  • CH170659A - Metal wheel body. : de en
  • AU1332433A - Improvements in or relating to the manufacture of glue films : en
  • CH170651A - Convertible tops, in particular for motor vehicles. : de en
  • CH170571A - Connection between porcelain body and metal armature, e.g. B. with post insulators. : de en
  • FR767175A - Luminous and calorific effect valves : en fr
  • US1965771A - Manufacture of acetylene : en
  • CH170525A - A process for the temporary protection of surfaces, and a protected surface whose protection is obtained by this process. : en fr
  • CA342942A - Ingot mould : en fr
  • CA343055A - Knitted fabric : en fr
  • AT138255B - Circuit arrangement for telephone systems with dialer operation. : de en
  • CA343029A - Tree spray : en fr
  • CA342970A - Clad metal production : en fr
  • US1965960A - Method of smoking meats : en
  • US1966308A - Vehicle check : en
  • US1965578A - Paper feeding mechanism for printing machines : en
  • US1965625A - Windshield for automobiles : en
  • US1965873A - Knitted article : en
  • US1966411A - Cooking apparatus : en
  • US1965935A - Soluble oil : en
  • CH170428A - Dust vacuum cleaner. : en fr
  • CH170647A - Adhesive tape for sealing the paper sleeves of packages. : de en
  • US1966076A - Sole marking machine : en
  • CA342880A - Hammer : en fr
  • CH170468A - Photographic camera with a viewfinder chamber arranged above the receiving chamber. : de en
  • DE599926C - Sealing machine for cans : de en
  • US1965852A - Natural color photoplate : en
  • US1966416A - Printing machine : en
  • AT138209B - Heavy-duty cable car and device for its maintenance. : de en
  • CH170676A - Process for the preparation of m-xylene-w-hexafluoride. : de en
  • AT138165B - Circuit for rectifying high-frequency oscillations with subsequent amplification. : de en
  • CA342960A - Carboxylic acid : en fr
  • CA342887A - Furnace : en fr
  • US1966136A - Switch operating mechanism : en
  • US1966408A - Bonded article and method of bonding the same : en
  • CH170691A - Pump for pumping concrete with a reciprocating propellant. : de en
  • US1965822A - Clamp or lock for connecting a guy wire and guard : en
  • AT138187B - Switching device for coin operated telephones. : de en
  • FR767214A - : fr
  • CA342965A - Television apparatus : en fr
  • CH170385A - Hairdresser washstand with molded shaving bowl. : de en
  • CH170368A - Oscillating door operating mechanism. : en fr
  • CA342996A - Cigar bunch head trimmer : en fr
  • CH170645A - Tent wall with air chambers. : de en
  • US1966128A - Burr-cutting attachment for adjustable pipe die stocks : en
  • AT138212B - Electric ring and shot position indicator with a transmitter in the target stand and a display device at the shooting stand. : de en
  • AT138281B - Method of making fabrics. : de en
  • CH170673A - Washing, grinding and polishing apparatus. : de en
  • GB413228A - Breast support : en
  • US1966175A - Abdominal truss and support : en
  • US1966409A - Tailstock for lathes : en
  • US1965811A - Roof extension for an automotive vehicle : en
  • US1966021A - Support elevating device for machine tools : en
  • US1966319A - Driving gear of reciprocating mechanism such as jiggers, shaking conveyers, and the like : en
  • US1966366A - Propeller : en
  • CH170595A - Glare-free lighting device, in particular for sales rooms. : de en
  • DE599783C - Sealing sleeve for the overlapping ends of a band tire for packages, z. B. boxes or bales : de en
  • DE600075C - Process for hardening records made from gelatine : de en
  • GB413230A - Improvements in scaffolding clamps : en
  • DE599782C - Process for the production of threads from mixed fibers : de en
  • DE599904C - Method for modulating a tube generator in braking field circuit : de en
  • DE599481C - Glow cathode for x-ray tubes : de en
  • DE599940C - Process for coloring the image recording of sound image films : de en
  • DE599957C - Device for adjusting the brake magnet of electricity measuring devices : de en
  • FR767095A - Advanced hollow brick for construction : en fr
  • GB413036A - Improvements in or relating to casement, fanlight or like windows : en
  • AT138262B - Hair clipper. : de en
  • CA342921A - Portable stamp mill : en fr
  • CA343022A - Cutting tool alloy : en fr
  • CH170407A - Method and device for the sterile filling of bottles and similar vessels. : de en
  • CH170420A - Method and device for clamping embroidery base fabrics in embroidery machine gates. : de en
  • FR767110A - Plastic product and its manufacturing process : en fr
  • AU1355133A - Fountain brush : en
  • CH170483A - Board game. : en fr
  • CA343021A - Culvert : en fr
  • US1966158A - Milling machine table transmission and control mechanism : en
  • AT138198B - Spacer support for items placed in rows, e.g. B. freshly painted doors, windows or the like. : de en
  • DE599645C - Caliber rolling mill : de en
  • USD92747S - Design fob a shoe : en
  • AT138170B - Side mirrors for automobiles. : de en
  • CH170569A - Plug coupling to be accommodated in a ceiling flush box. : de en
  • AT138297B - Light alloy pistons. : de en
  • CA343002A - Drive chain : en fr
  • CH170654A - Gearboxes for automobiles. : de en
  • DK48975C - Swivel, made of carbon or clad with carbon, curved slide contact piece. : da en
  • DE599774C - Disc clutch for motor vehicles : de en
  • US1966315A - Electric motor : en
  • US1966298A - Fencing tool : en
  • US1965778A - Waterproofing solution for glue : en
  • FR767295A - Repetition of signals placed on the side of the tracks : en fr
  • DE599871C - Protection device for electrical power distribution networks : de en
  • US1965622A - Method of making propeller blades : en
  • US1965805A - Doorcheck : en
  • DE599938C - Machine for sorting eggs : de en
  • FR767005A - Connection device for pipes and similar parts : en fr
  • GB413339A - Improvements in axle bearings for rail vehicles : en
  • CA342903A - Powdered fuel engine : en fr
  • US1965562A - Air conditioning and refreshing : en
  • US1965856A - Die stock : en
  • US1965860A - Combination foundation garment : en
  • FR43576E - Oscillating door with double circular bearing tracks : en fr
  • FR43581E - Auto theft security lock : en fr
  • FR767077A - Frequency relay : en fr
  • GB413222A - Apparatus for the continuous distillation of magnesium : en
  • CH170412A - Reel for thread winding. : de en
  • CH170424A - Process for the production of a vat dye preparation in powder form, which is particularly suitable for stuff printing. : de en
  • CH170486A - Adjustment and safety device for self-loading weapons. : de en
  • US1966341A - Pipe insulation : en
  • AU1550933A - linage frequency rejection system : en
  • CA342897A - Paper container : en fr
  • CA342924A - Brake system for automobiles : en fr
  • CH170423A - Process for improving baths for the treatment of textiles of animal origin and material containing them. : de en
  • FR767292A - Automatic device for adjusting and compensating for wear on internal segment brakes : en fr
  • GB413257A - The manufacture of stabilized diazo solutions : en
  • GB413319A - Improvements relating to travelling cloth pilers : en
  • GB413637A - A process for improving hydrocarbons, in particular lubricating oils : en
  • GB413214A - Apparatus for supplying material to bags or other containers : en
  • DK48978C - Interchangeable heel flap and holder plate for the same for footwear heels, in particular heels for women's footwear. : da en
  • GB413107A - Improvements in or relating to the jacking of vehicles : en
  • GB413042A - Improvements in or relating to circular knitting machines : en
  • FR767191A - Improvements in the treatment of natural products containing vitamins : en fr
  • GB413045A - Improvements in or relating to telephone apparatus : en
  • US1965590A - Frequency changing system : en
  • US1965837A - Specific gravity and electrolyte level indicator for batteries : en
  • US1965968A - Means and method of forming pointed corners : en
  • AT138161B - Electric discharge tube. : de en
  • FR767164A - Process for making briquettes : en fr
  • FR767200A - Weft feeling device : en fr
  • GB413243A - Improvements in or relating to books : en
  • US1966412A - Multicolor film and process of preparing it : en
  • DE600005C - Transition coupling : de en
  • AT138159B - Interference protection for radio receivers. : de en
  • US1965809A - Doorlock : en
  • US1965863A - Toy : en
  • USD92710S - Design for a buffet range or article : en
  • DE600068C - Device for influencing the current or the voltage in an electrical circuit by means of radiation : de en
  • DE600136C - Roller grate : de en
  • US1965569A - Internal combustion engine : en
  • CA342950A - Wringer : en fr
  • CH170591A - Arrangement for feeding single-phase consumers respectively. Single-phase networks using at least two inverters controlled synchronously at different frequencies. : de en
  • DE599805C - Electrodynamic funnel loudspeaker : de en
  • GB413172A - Improvements in and relating to conveyors : en
  • US1966247A - Yarn package rack : en
  • US1966202A - Liquid filled gasket : en
  • US1965853A - Constant velocity universal joint : en
  • US1965890A - Stand for duplicating machines and the like : en
  • US1966376A - Converting copper matte : en
  • GB413669A - Improvements in automatic voltage control of electric supply systems : en
  • CH170404A - Boiling detector. : de en
  • CH170603A - Gas-filled incandescent lamp. : de en
  • DE599669C - Control procedure for deflagration combustion turbine systems : de en
  • FR767093A - Improvements in the manufacture of films or other similar products from vinyl resins : en fr
  • GB413120A - Improvements in or relating to feeding mechanisms for sewing machines : en
  • GB413256A - Improvements in cleaning or polishing operations : en
  • DE599859C - Method and device for drying prints with ozone : de en
  • AT138166B - Mains operated amplifier with push-pull circuit. : de en
  • CH170401A - Carrying frame for goods, books and the like. : de en
  • DE600103C - Fiber processing machine with beating drum and counter holding means : de en
  • FR767263A - Device for mounting shelves and supports for displaying articles in shop windows or storefronts and for similar applications : en fr
  • GB413082A - Frame knitted hosiery and the like : en
  • GB413021A - Improved lubricating device for gas-holder guide-carriages : en
  • DE599849C - Automatic firearm : de en
  • DE600143C - Gas purification fan : de en
  • FR767022A - Improvements to electromagnetic audible warning devices : en fr
  • GB413116A - A fastening device : en
  • GB413184A - Improvements in or relating to rotatable supporting wing arrangements for aircraft : en
  • US1965952A - Production of high quality lubricating oils : en
  • US1966145A - Toy vehicle : en
  • US1966388A - Water tube boiler : en
  • DE599833C - Distance where the cotton straps are led between straps : de en
  • FR767086A - Process for obtaining metals and alloys with low carbon content : en fr
  • GB413225A - Improvements in jacquard mechanisms for looms : en
  • DE599946C - Multiple wire drawing machine : de en
  • FR43570E - Motion transmission device : en fr
  • FR767114A - Dielectric for cables, capacitors and the like at high voltage with impregnated insulation, and method for obtaining it : en fr
  • FR767215A - Development of automotive internal combustion engines : en fr
  • FR43579E - Hand-held agricultural instrument : en fr
  • GB413066A - Improvements in and relating to poultry and like boxes : en
  • FR767015A - Fixed station lifting device with hydroelectric operation : en fr
  • US1965589A - Gaseous electric discharge device and method of making the same : en
  • DE600045C - Electromechanical safety device against electrode breakage : de en
  • FR767102A - Mixture intended for refrigeration and in particular for refreshing beverages : en fr
  • GB413026A - Improvements in or relating to dynamo-electric variable speed power transmitting mechanisms : en
  • DE599919C - Process for the production of molded articles from synthetic resin : de en
  • CH170393A - Soot separator. : de en
  • FR767065A - Single or double button : en fr
  • GB413259A - Improvements in or relating to rubber heels : en
  • FR767066A - Ice chain tensioner for cars and trucks : en fr
  • US1965871A - Box construction : en
  • CH170530A - Transmission device. : en fr
  • CH170546A - Hydraulic pump without crankshaft. : en fr
  • DE599964C - Chip-removing pen with a triangular pyramid tip for recording sound curves : de en
  • FR767094A - Finely divided calcium carbonate and its production process : en fr
  • CA342908A - Concrete pile : en fr
  • US1965647A - Reenforced baking pan : en
  • US1965922A - Apparatus for the manufacture of cakes of carbonic snow : en
  • US1966119A - Horn : en
  • US1966340A - Bookmark : en
  • CA342971A - Shoe : en fr
  • AT138156B - Process for the production of smoke filters intended for gas masks or collective filters for protection against toxic smoke or poisonous mist. : de en
  • CH170441A - Device for the automatic, uninterrupted elimination of specifically lighter resp. heavier components from liquid or gaseous mixtures. : de en
  • DK48985C - Closing device for Bottles and the like. : da en
  • GB413074A - Improvements in mariners' compasses : en
  • GB413229A - Improvements in and relating to an apparatus for generating motive power by utilising solar heat : en
  • GB413275A - Improvements in and relating to rearing apparatus or brooders for chickens, ducklings, pheasants and other young poultry or game : en
  • GB413306A - Improvements in or relating to carburettors for use with internal combustion engines : en
  • FR767274A - Two-stroke internal combustion engine, in which air is introduced into the engine cylinder through ports provided with attachments : en fr
  • GB413285A - Improvements in and relating to egg powders : en
  • AT138244B - Process for the production of plastically deformable alloys of three- and multi-component systems. : de en
  • AT138260B - Control device for work machines. : de en
  • DE599865C - Electrical line : de en
  • USD92722S - Design for a spoon or other article : en
  • FR767201A - Process for preparing interesting hydrocarbons from carbonaceous materials, such as coals, tars, mineral oils, etc. : en fr
  • DE580429C - Boiler feeder assembled from several composite injectors, especially for locomotives : de en
  • FR767136A - Method of fixing artificial teeth to the denture body : en fr
  • GB413296A - Improvements in or relating to the manufacture of vulcanised rubber : en
  • CA343044A - Alarm system : en fr
  • CA343025A - Electric cathode glow device : en fr
  • USD92736S - Design for a shoe : en
  • DE599811C - Device for removing moisture and contaminants from gasoline : de en
  • DE600055C - Process for the preparation of polychloride and polybromine derivatives of pyrene : de en
  • US1965998A - Well casing protector : en
  • DE599716C - Liquid shock absorbers : de en
  • US1966258A - Suspension clamp : en
  • US1966286A - Circuit breaker : en
  • US1966398A - Waist and attaching means therefor : en
  • CH170552A - Reversing device for internal combustion engines to be started with compressed gas. : de en
  • AT138153B - Plaster of paris bandages and methods of making them. : de en
  • CA342916A - Light controlling device : en fr
  • CH170694A - The outside of a container, in particular a radiator to be connected to a transformer container. : de en
  • CH170445A - Method for the representation of Muskon. : de en
  • US1965605A - Refractory synthetic magnesia product and process of making same : en
  • US1965754A - Coil winding machine : en
  • CA342984A - Suction cleaner : en fr
  • CA343018A - Glassware forming machine : en fr
  • CH170578A - Fuse. : de en
  • CA343054A - Textile machinery : en fr
  • CH170606A - Device for igniting an electric discharge tube with a gaseous filling. : de en
  • CH170690A - Device for flanging sheet metal disks. : de en
  • CA342930A - Sliding fastener : en fr
  • DE599768C - Process for the production of metallic layers : de en
  • US1965621A - Printing plate mounting : en
  • US1966288A - Soundproof booth : en
  • DE599797C - Device for the destruction of kinetic energy : de en
  • CH170450A - Process for the production of a leuco sulfuric acid ester. : de en
  • AU1325633A - An improved sterilizing apparatus principally for milk bottles andother containers : en
  • CA342972A - Nitric acid concentration : en fr
  • CA343006A - Phonograph-radio combination : en fr
  • AT138294B - Control for infinitely variable fluid gears with swash plate and cylinder block adjustable against this with a flat control surface. : de en
  • CH170434A - Collars for clothing. : de en
  • US1965758A - Indented dry brick : en
  • CH170461A - Device on paper machines for treating the drying felts arranged on the same. : de en
  • CA342962A - Television apparatus : en fr
  • US1965790A - Improved wing structure : en
  • US1966368A - Hose coupling and method of using the same : en
  • US1966044A - Cap screw or bolt : en
  • US1966295A - Rotary vibrating riveter : en
  • USD92752S - Design for a shoe : en
  • CA342911A - Lubricating device : en fr
  • CA343035A - Roll mounting : en fr
  • DK48961C - For Motor Vehicles and similar specific Wheels with detachable Rim. : da en
  • GB413197A - Process and apparatus for the deodorisation of noxious gases : en
  • CH170582A - Electrical overcurrent switch for house installations. : de en
  • FR767277A - Anti-slip device for motor vehicles : en fr
  • GB413141A - Improvements in soldering fluxes : en
  • GB413346A - Improvements in or relating to the manufacture of phosphatic materials from bones and the like : en
  • AT138189B - : de en
  • CH170365A - Transportable greenhouse. : de en
  • CH170431A - Stocking. : de en
  • AT138253B - Device for the simultaneous flow of traffic signals between several stations. : de en
  • AT138224B - Quick press. : de en
  • BE403680A - : en
  • US1965865A - Safety light : en
  • US1965931A - Lever hook : en
  • US1966155A - Rim-fire rifle and ammunition therefor : en
  • US1966205A - Builder's hardware : en
  • CH170593A - Colored protective glass for lanterns. : de en
  • CA342967A - Television scanning apparatus : en fr
  • US1965866A - Fluid actuated control device for pneumatic conveyers : en
  • CA342974A - Waffle iron : en fr
  • CH170581A - Contact device for accelerated interruption of circuits. : de en
  • US1966382A - Propeller mechanism for aircraft : en
  • US1966094A - Cold molded article and process of producing same : en
  • DE600050C - Automatic knife star dough dividing and rounding machine : de en
  • USD92769S - Design foe a buckle : en
  • CH170631A - At least a semi-automatic telecommunications system. : de en
  • CH170618A - Process for purifying the corpus luteum hormone. : de en
  • US1966326A - Dispenser : en
  • DE599843C - Folding screw for lid locks on all kinds of kettles : de en
  • US1965716A - Method and apparatus for edgewise bending of metal strips : en
  • US1965720A - Electrical distribution system : en
  • US1965930A - Control device for railway signals and switches and the like : en
  • US1966394A - Confection container : en
  • USD92764S - Design for a shoe : en
  • CH170392A - Grate bar with sloping ends. : de en
  • CH170457A - Process for lowering the pour point of lubricating oils. : de en
  • CH170594A - Light reflector made of glass for lighting the ground, process for its manufacture and mold for implementing this process. : en fr
  • CH170624A - Distributor of goods. : en fr
  • FR767012A - Manufacturing process for non-flammable and decorative coatings : en fr
  • CH170660A - Rim. : en fr
  • US1965611A - Calculating and printing machine : en
  • US1966165A - Automobile parking garage : en
  • US1966271A - Manufacture of goods of rubber or similar material : en
  • USD92781S - Design fob a cosmetic bottle : en
  • US1965757A - Machine for printing postage stamps : en
  • US1965826A - Orifice meter plate housing : en
  • US1966262A - Blower : en
  • FR767074A - Improvements to silos or other similar constructions : en fr
  • FR767156A - Improvements made to food cookers or others : en fr
  • FR767097A - Safety razor : en fr
  • AT138155B - Exciter and depolarizer substances for a galvanic element with a built-in porous partition. : de en
  • CA343027A - Electric cord : en fr
  • US1965825A - Discharge means for dust collector ducts : en
  • US1965929A - Rumble seat attachment for tricycles : en
  • USD92733S - Design for a shoe : en
  • CH170533A - Carbon ring stuffing box for the shafts of steam turbines etc. : de en
  • USD92766S - Design for a buckle : en
  • DE599799C - Timers, in particular for determining telecommunication times : de en
  • FR767283A - Device for maintaining a constant temperature in cold rooms : en fr
  • GB413231A - Improvements in and relating to sewing machines : en
  • GB413267A - Improvements in or relating to radio and other modulated carrier wave transmission systems : en
  • GB413276A - Improvements in washing machines : en
  • GB413321A - An improved high speed power press for operating on steel or other strip material : en
  • DE599809C - Electrical machine working under a liquid level, the interior of which is under the pressure of the external liquid by means of a bell-shaped closure : de en
  • DE599980C - Spool holder : de en
  • DK48984C - Character and card attachment device for signs, files and the like. : da en
  • GB413179A - Improvements in or relating to hoes : en
  • DE600026C - U-cylinder two-stroke internal combustion engine : de en
  • US1966264A - Pump valve : en
  • GB413273A - Improvements in or relating to vapour vacuum pumps : en
  • US1965936A - Governor : en
  • US1966041A - Wall tile fastening : en
  • DE600099C - Device for operating electric discharge lamps with auxiliary glow cathode and thermal relay : de en
  • CA343038A - Shoe trimming machine : en fr
  • GB413201A - Improvements in or relating to carbon sliding contact members : en
  • DE599962C - Automatic scales with coarse and fine filling controlled one after the other : de en
  • FR43589E - Device for automatically dosing the amount of syrup in mixtures of syrup and sparkling water : en fr
  • CA343023A - Hard alloy : en fr
  • US1965762A - Self-oscillating electric clock : en
  • US1966238A - Paper for corrugating pueposes and process of forming the same : en
  • GB413102A - Hydraulic arm translating means for radial drills : en
  • GB413104A - Improvements in desuperheaters, evaporators and the like : en
  • GB413656A - Improvements in and relating to the protection of electrical communication lines from interference : en
  • FR767017A - Improvements to heating and cooking utensils : en fr
  • DE599775C - Damping device for automatic auxiliary power clutches of motor vehicles : de en
  • FR767060A - Clamp system for fixing brackets to metal posts : en fr
  • CA343031A - Measuring apparatus : en fr
  • GB413097A - Improvements in multiple spindle self-doffing spinning and like textile frames : en
  • GB413125A - Improvements in and relating to electric discharge devices : en
  • DE599989C - A rubber spray head to be attached to a hose : de en
  • FR767120A - Support for tubular electric lamp filaments : en fr
  • FR767158A - Improvements to rotary valves for internal combustion machines : en fr
  • DE600024C - Synchronous motor drive for sound recording or playback devices : de en
  • US1965843A - Brake shoe adjusting gauge : en
  • US1966413A - Coin channel plate for telephone toll apparatus : en
  • FR43566E - Audible warning devices operating by pneumatic vacuum : en fr
  • FR767189A - New compounds from the group of tricarbocyanines, their preparation processes and their applications as dyes, and in particular as photographic sensitizers : en fr
  • GB413013A - Improvements in toy guns : en
  • CH170523A - Razor. : de en
  • GB413340A - Improvements in apparatus for supporting curtains : en
  • FR767242A - Motor vehicle warning device : en fr
  • US1965631A - Coating apparatus : en
  • US1965684A - Coating : en
  • US1966056A - Feed mechanism : en
  • US1966169A - Brake drum : en
  • US1966223A - Internal combustion engine : en
  • CH170640A - Receiving arrangement working according to the compensation method for the remote display of operating parameters, using a Kelvin compensation instrument. : de en
  • DE599965C - Electric pickup for records with inscription : de en
  • GB413177A - A new or improved light metal alloy : en
  • GB413183A - An improved method of preserving meat : en
  • DE599947C - Chain catch device for chain conveyor tracks with tension weight : de en
  • DE599949C - Release valve suitable for any type of compressed air brake system : de en
  • GB413150A - Improvements in or relating to the production of fabrics : en
  • GB413166A - Improvements in and relating to controllable gas or vapour filled discharge tubes : en
  • FR767248A - Process and installation for the incineration of refuse and waste in general : en fr
  • FR767266A - Process for the seamless execution of superheater elements : en fr
  • FR767166A - New billiard table : en fr
  • US1965638A - Sample obtaining implement : en
  • FR767132A - Strips used to roll the different coins : en fr
  • GB413199A - Improvements in cooling or heating apparatus for beer or other beverage contained incasks : en
  • FR767119A - Rail deburring machine : en fr
  • GB413064A - Improvements relating to fixing flux to solder wire : en
  • FR767083A - Attachment for suspenders, garters, sock holders and other clothing accessories : en fr
  • GB413337A - Improvements in and relating to the manufacture of zinc dust : en
  • DE599886C - Measuring device for displaying the excess saturation coefficient of boiling solutions, especially sugar solutions : de en
  • DE599905C - Receiving circuit for carrier frequency transmission systems with a device for limiting the modulation frequency bandwidth in the low frequency amplifier : de en
  • GB413198A - Improvements in the dyeing of cellulose esters or ethers : en
  • US1965639A - Clothespole socket : en
  • US1965806A - Doorcheck : en
  • US1965802A - Apparatus for precooling cars : en
  • US1966285A - Electric switch and special application thereof : en
  • DE595858C - Laundry or the like : de en
  • CA342888A - Indexing device : en fr
  • CH170577A - Process for the manufacture of rivets for contact purposes. : de en
  • US1965875A - Picture projecting device : en
  • US1966078A - Knife construction : en
  • US1966278A - Coupler : en
  • FR43557E - Method and devices for ensuring the operation of burners supplied with combustible fluids under pressure : en fr
  • GB413277A - Means for mechanically handling ranks of severed bricks or the like and for loading onto wagons for conveying to drying apparatus : en
  • CA343051A - Brush : en fr
  • GB413335A - Improvements in or relating to electrical oscillating systems : en
  • GB413343A - Improvements in or relating to processes of improving shortening and the improved shortening resulting therefrom : en
  • GB413090A - Improvements in and relating to methods of operating electric discharge devices : en
  • CH170620A - Instrument used to push back the nail cuticle. : en fr
  • GB413291A - Methods and systems of controlling regeneration in electron discharge devices or the like : en
  • US1966206A - Electric elevator system : en
  • GB413157A - Improvements in connection with boxes or cartons, for cigarettes or cigars, of the drawer-and-shell type : en
  • CH170397A - Feather padding. : de en
  • US1966325A - Pump : en
  • US1965736A - Method of tank construction : en
  • US1966122A - Aggregate spreader : en
  • US1966193A - Razor : en
  • DE600091C - Discharge device on drum washing machines for steam or the like. : de en
  • USRE19230E - Brake mechanism : en
  • US1965629A - Cross arm : en
  • US1965781A - Lubricating oil gauge : en
  • FR767188A - Washer with condensation device : en fr
  • US1966080A - Cement paint : en
  • GB413028A - An improved wind-driven electricity generator : en
  • DE599761C - Mine gas indicator with gasoline flame and electric glow wire ignition : de en
  • DE599910C - Closed fuse with increased heat dissipation through metal ribs : de en
  • US1966113A - Apparatus for conveying oil : en
  • US1965882A - Chassis wiring cleat : en
  • US1965946A - Alarm device : en
  • GB412994A - Improvements in and relating to door or like latches and locks : en
  • FR767139A - Improvements to crochet or overlock sewing machines : en fr
  • DE599868C - Circuit arrangement for the electromotive drive of remotely adjustable apparatus, in which the drive motor is fed via selectable connecting lines from a power source at the command point and the control switch has a holding coil : de en
  • FR767172A - Motor mower : en fr
  • US1965565A - Flower holder : en
  • US1966037A - Cylinder construction : en
  • US1966087A - Tire machine strip-feeding apparatus : en
  • US1966362A - Method of calcining diatomaceous earth : en
  • GB413272A - Improvements in or relating to connecting rods for internal combustion engines : en
  • DE556702C - Material that insulates against moisture, does not rot and does not swell : de en
  • DE599788C - Method for driving pile walls and sheet pile walls : de en
  • DE599755C - Embossing foil : de en
  • DE599996C - Process for the production of an adhesive strip or sheet from non-woven, cellulose-containing materials as a carrier : de en
  • DE599749C - Cooling device preferably equipped with a compression refrigeration machine : de en
  • DE599968C - Automatic plate changing device for magazine speaking machines : de en
  • GB413025A - Improvements in drum-winding apparatus for threads : en
  • DE599988C - Support for holding the handle of a hand shower : de en
  • USD92754S - Design for a shoe : en
  • US1966242A - Filament for thermionic tubes : en
  • DE600064C - Three-phase series motor : de en
  • CA343050A - Radiator : en fr
  • DE599785C - Elongated packaging box for sugar products and like : de en
  • CA342899A - Silicon steel : en fr
  • US1965845A - Fire extinguishing apparatus : en
  • CH170491A - Vibrometer. : en fr
  • CH170597A - Automatic, electrical ignition device on a gas apparatus. : de en
  • CH170688A - Process for the preparation of 1,4-diaminoanthraquinone-2,3-disulfonic acid. : de en
  • USD92697S - Design fob a bottle : en
  • US1965581A - Electron discharge device and method of making the same : en
  • US1966061A - Bed and cylinder printing press : en
  • US1966184A - Radio control device : en
  • US1965745A - Off-bearing machine : en
  • CA343037A - Machine starting and stopping mechanism : en fr
  • AT138172B - Surgical closure means and instrument for the permanent closure of blood vessels in bloody operations. : de en
  • USD92777S - Design fob a bicycle : en
  • US1965812A - Closure for receptacles : en
  • US1965726A - Means for handling glass bottles and the like : en
  • US1965773A - Nonslip hat holder : en
  • GB413020A - Anti-freezing device for the cooling water of internal-combustion engines : en
  • US1965833A - Beverage dispenser : en
  • US1965918A - Apparatus for massaging purposes : en
  • FR767042A - Metal tent and its assembly : en fr
  • FR767236A - Light signaling device for adjusting the traffic of streets or roads : en fr
  • GB413262A - Treatment of cellulose derivatives : en
  • DE600139C - Star notching device for dough pieces : de en
  • FR767075A - Tooling for crimping, grooving and automatically edging cardboard pots in a single operation : en fr
  • FR767208A - Spring shock absorber for wheels by means of flails and leaf springs : en fr
  • CH170526A - Clasp for bracelets, necklaces, belts, etc. : en fr
  • DE599879C - Method and device for the production of flat bags from a paper web : de en
  • GB413220A - Improvements relating to the production of carbonated beverages : en
  • US1966001A - Gold separator : en
  • US1965722A - Hood and reflector construction : en
  • GB413037A - Improvements in or relating to yarn-winding machines : en
  • DE599891C - Device for the automatic connection and disconnection of a second transformer in a system : de en
  • USD92775S - Design fob a display box : en
  • DE599885C - Large-capacity bunker with a lock consisting of horizontally slidable panels in a row : de en
  • DE599914C - Process for the production of Kuepen dyes of the flavanthrone series : de en
  • FR43568E - Liquid level regulator in pump or other powered devices : en fr
  • GB413075A - Improvements in compressed air motors : en
  • US1965984A - Folding egg crate : en
  • USD92739S - Design for a shoe : en
  • US1966097A - Warp sizing machine : en
  • US1966257A - Vehicle doorlatch : en
  • USRE19231E - Medicinal oh : en
  • CA342922A - Sifting or bolting machine : en fr
  • CA343032A - Hosiery knitting mechanism : en fr
  • CH170538A - Self-closing tap with foot actuation for toilet flush pipe. : de en
  • USD92732S - Design for a shoe : en
  • US1965992A - Machine for forming bundles : en
  • US1966098A - Thermally actuated regulator for heaters : en
  • US1965867A - Automatic feed for machine tools and the like : en
  • US1966092A - Combination camera and finder : en
  • GB413088A - Improvements in or relating to operating levers for electric switches, for example, dollies for tumbler switches : en
  • DE599762C - Financier : de en
  • GB413249A - Improvements in steam traps of the inverted bucket type : en
  • FR767079A - Automatic gear change and gear clutch : en fr
  • CH170580A - Electromagnetic contactor for accelerated interruption of electric circuits. : de en
  • DE600035C - Spring-loaded footrest for motorcycles : de en
  • DE599967C - Arrangement for the transmission of sound recordings on plates, rollers, etc. : de en
  • IE12929L - Machine for manufacturing metal capsules. : en
  • US1965649A - Power transformer for radiofre quency work having a broad transmission range : en
  • US1966290A - Overrunning clutch : en
  • US1965690A - Lubricating device : en
  • US1965692A - Lubricating device : en
  • CH170406A - Drip catching device on goblets. : de en
  • FR767125A - Gyroscopic stabilizer for electric motors : en fr
  • US1966166A - Producing alcohols fkom olefines : en
  • US1966090A - Gelatinized high explosive composition : en
  • US1966211A - Cathode : en
  • DE599832C - Method of decorating surfaces : de en
  • DK48983C - ATM in connection with a clockwork for inserting and unloading a radio receiver or the like. : da en
  • CA343005A - Carbureter : en fr
  • FR767122A - Device for correcting synchronism error in communication systems : en fr
  • US1965653A - Dilator : en
  • US1966397A - Pneumatic tire and method of making same : en
  • US1965868A - Material handling apparatus : en
  • CA342886A - Core cap fastening method : en fr
  • CA342923A - Holder for picture cards or photographs : en fr
  • CH170554A - Device for mixing fuel with a gaseous oxidizing agent. : de en
  • US1966306A - Hood catch : en
  • US1966081A - Drive controlling mechanism : en
  • DE599956C - Arrangement for frequency conversion with the help of transformers : de en
  • CH170564A - A refrigeration compressor designed as a piston machine. : de en
  • CH170394A - Process for the operation of dust-fired furnaces in which the combustion takes place under a pressure which is above atmospheric pressure. : de en
  • DE599391C - Impulse generator, especially for self-connecting telephone systems : de en
  • DE599917C - Safety device for three-phase conveying machines : de en
  • DE599977C - Sound absorbers, especially for internal combustion engines, with built-in sound-absorbing elements : de en
  • DE600029C - Stand scissors for cutting up cold or hot metal bars on cutting blades at right angles to the roller table : de en
  • US1965654A - Illumination control apparatus : en
  • CA342999A - Building : en fr
  • US1965912A - Irrigation sprinkler : en
  • US1965670A - Apparatus for forming or coining metal objects : en
  • US1965676A - Amusement device : en
  • US1965796A - Fishing rod : en
  • US1965849A - Electronic tube : en
  • US1965987A - Oiling textile threads : en
  • US1966167A - Fixture : en
  • CA342891A - Railway motor car : en fr
  • FR43562E - Sophisticated process for industrial processing of grape juice to obtain high quality white or red wines rich in degree and extract : en fr
  • CH170664A - Device to prevent oil leakage in the axle bearings of rail vehicles. : de en
  • CA343000A - Liquid heater and cooler : en fr
  • CA343014A - Telephone system : en fr
  • US1965982A - Statistical machine : en
  • US1966403A - Welding union : en
  • US1966407A - Corundum product and process of producing the same : en
  • US1965876A - Applicator for elastic rings, etc. : en
  • US1966241A - Electrically welded high pressure gas container : en
  • FR767063A - Hangars, halls or removable roofs : en fr
  • GB413009A - Improvements in or relating to presses for the production of bricks, tiles and like moulded articles : en
  • AT138286B - Washing, rinsing and wringing machine. : de en
  • AT138279B - Method and device for the production of handle-less brushes. : de en
  • US1965751A - Signaling device : en
  • US1966147A - Dough divider : en
  • US1966252A - Blowtorch : en
  • DE600006C - Contact bank for voters : de en
  • CH170446A - Process for the preparation of a 4-amino-diphenyl-amine derivative. : de en
  • US1966071A - Dispatching and scheduling system : en
  • USD92753S - Design for a shoe : en
  • CA342915A - Sensitized layer developing apparatus : en fr
  • CA342920A - Hair growth measuring means : en fr
  • US1965600A - Adjustable partition : en
  • US1965914A - Motor with fluid actuated valve : en
  • CH170540A - Drive for auxiliary machines from reversible machines. : de en
  • DK48982C - Automatic for measuring electric current at coin toss. : da en
  • CH170539A - Device for temporarily varying the back pressure ensuring the closure of a membrane valve. : en fr
  • AT138196B - Copper alloys containing iron and silicon and processes for their manufacture. : de en
  • AT138282B - Window. : de en
  • CA343026A - Strap joint tool : en fr
  • CH170576A - Expansion switch with a switching chamber arranged above the fixed switch contact. : de en
  • FR767181A - Light valve and method of operation : en fr
  • AT138223B - Device for arranging and stacking several rows of cigarettes. : de en
  • CH170637A - Panel device on radio receivers. : de en
  • DE599937C - Machine for joining veneers or similar sheet material : de en
  • FR767289A - Assembly and assembly system for bed and furniture elements in general : en fr
  • DE600032C - Ice for preserving decomposable foods, especially fish : de en
  • AT138200B - Safety device for gas burners, in particular gas cookers. : de en
  • US1965941A - Lock : en
  • AT138204B - Frame for hanging lick blocks for livestock. : de en
  • CH170454A - Process for the production of a new wool dye of the anthraquinone series. : de en
  • DE599771C - Process for the production of molded bodies of approximately spherical shape for brassiere, hat shapes and the like. like : de en
  • US1966008A - Post hole digger : en
  • US1966199A - Means for handling containers : en
  • US1966014A - Electrical contact device : en
  • US1966267A - Spring clutch : en
  • DE600089C - Velvet cutter : de en
  • US1965832A - Tunnel kiln : en
  • US1966387A - Counter and diverter for can body machines : en
  • GB413254A - Improvements in cleaning or polishing operations : en
  • US1965657A - Welding electrode and method of manufacturing the same : en
  • US1966289A - Clutch for transmission mechanism : en
  • US1965847A - Welding torch : en
  • US1966272A - Lock : en
  • FR767009A - Further training in superheaters : en fr
  • CH170511A - Method and device for producing flexible pipes. : de en
  • CH170556A - Electric alternator for vehicle internal combustion engines. : de en
  • US1965719A - Method and machine for making laminated paper : en
  • CH170611A - Radium Emanation Drinker. : de en
  • AT138192B - Slot burner for surface hardening of steel workpieces, preferably with acetylene-oxygen. : de en
  • CA343053A - Foot massager : en fr
  • CH170515A - Process for the mechanical processing of aluminum alloys. : de en
  • CH170677A - Process for the preparation of a chloranthraquinone carboxylic acid. : de en
  • US1966103A - Process for the purification of and particularly for the elimination of acids from hydrogen peroxide solutions by electrolysis : en
  • US1966110A - Triangle-protractor : en
  • CH170391A - Device for gasifying and burning liquid fuels. : de en
  • CH170451A - Dye mixture. : de en
  • CH170674A - Method and device for sterile filling and sealing of vessels using a sterilization medium. : de en
  • AT138208B - Motor vehicle wheel with removable rim. : de en
  • US1966134A - Coin chute attachment : en
  • DE599915C - Process for the preparation of indigoid dyes : de en
  • DK48980C - Reversing clutch for Steering a Motorboat Screw Shaft. : da en
  • USRE19232E - Band-pass filter : en
  • CA342890A - Ingot-mould hot top ring : en fr
  • US1965586A - Gaseous electric discharge device : en
  • US1965693A - Sized paper : en
  • FR767103A - Process for the treatment and conservation in the fresh state of stored fodder and more particularly green fodder : en fr
  • DE599874C - Basic clamp for permanent waving devices for flat winding : de en
  • FR767204A - Process for preparing base exchange products : en fr
  • AT138183B - Pencil holder. : de en
  • US1966183A - Balanced v-type multicylinder motor : en
  • USD92741S - Design fob a shoe : en
  • US1965585A - Electric gaseous discharge device : en
  • US1966152A - Cop-tube holder : en
  • US1966086A - Steel mill temperature indicator : en
  • US1965810A - Duplicator carriage construction : en
  • CH170665A - Rail vehicle with bogies. : de en
  • US1965618A - Method of processing plastic comestibles : en
  • US1966026A - Process of producing 8-hydroxyquinoline : en
  • DE599810C - Process for the production of dyes : de en
  • CH170692A - Segment stuffing box for steam turbine shafts. : de en
  • US1966029A - Motor propelling and steering mechanism for boats : en
  • US1966355A - Foot for glider swings : en
  • AU1453833A - An improved steam generator for sterilising purposes : en
  • CA342969A - Refrigerator cabinet : en fr
  • DK48986C - Household roll. : da en
  • US1965702A - Road drag : en
  • US1965828A - Nitrogen base and method of making same : en
  • USD92749S - Design for a shoe : en
  • CH170633A - Receiving device with automatic gain control. : de en
  • AT138164B - Process for the treatment of raw water. : de en
  • US1966222A - Current controlling system : en
  • US1965834A - Transmission : en
  • US1966002A - Hammer-mechanism for audiblesignal clocks : en
  • USD92708S - Eesson : en
  • US1965899A - Connecter and stretcher for fence sections : en
  • US1966275A - Method of and apparatus for : en
  • US1965661A - Radio apparatus : en
  • US1965993A - Article of manufacture : en
  • DE600066C - Control transformer with core parts that can be moved against each other : de en
  • US1965921A - License plate holder for automobiles and the like : en
  • US1965980A - Printing mechanism : en
  • DK48976C - Mechanism for Opening and Closing Windows and the like. : da en
  • FR767244A - Method of limiting and regulating the electrical energy supplied to subscribers in fixed tariff lighting installations : en fr
  • US1965573A - Method of decorating tile and similar articles : en
  • US1965870A - Mechanical dishwasher : en
  • GB413086A - Improvements in or relating to shaving brushes : en
  • GB413158A - Liquid for use in operating brakes, suspension devices and hydraulic transmission apparatus : en
  • DE599888C - Process for the production of rubber membranes as separators for primary and secondary elements, electrolytic cells, filters and the like. like : de en
  • AT138270B - Machine for the production of two-part boxes. : de en
  • CH170463A - Cardboard frames for enclosing pictures, photographs, films and the like. : de en
  • US1966291A - Water tank for concrete mixers : en
  • US1966017A - Automatic time-controlled animal feeder : en
  • US1966173A - Treatment of gas and apparatus therefor : en
  • US1966370A - Electrical spark intensifier : en
  • US1966025A - Ophthalmic mounting : en
  • CA342910A - Rotary sprinkler : en fr
  • US1965609A - Apparatus for sterilizing : en
  • US1965673A - Power transmitting device : en
  • AT138292B - Resilient construction element. : de en
  • US1965633A - Spray device : en
  • USD92755S - Design fob a shoe : en
  • US1965818A - Manufacture of nitro-anthraquinone-sulphonic acid : en
  • US1966066A - Distributor tester : en
  • US1966229A - Control system : en
  • USD92725S - Design for a carrying case for mov : en
  • DE599955C - Magnetic core without sheet metal joint, especially converter core : de en
  • FR43569E - Improvements to synthesizer discs in television receivers, telecinematography and similar devices : en fr
  • FR767049A - Points counter for various games : en fr
  • US1965816A - Screening apparatus : en
  • AT138283B - Wooden wall. : de en
  • AU1336033A - Improvements in and relating to furnishings, kitchen cabinets andthe like : en
  • CH170456A - Process for preparing a fuel. : en fr
  • US1966369A - Fountain pen : en
  • US1965949A - Mold for casting ferrous metals : en
  • US1966356A - Pump : en
  • US1965780A - Box-making frame : en
  • US1965831A - Socket : en
  • US1965996A - Toy : en
  • DE600010C - Device for transmission of messages or the like by means of ultra-short wave relay stations : de en
  • FR767221A - Process for separating chromium ores from their gangue : en fr
  • AT138296B - Water flow. : de en
  • CA342977A - Loom : en fr
  • CA342964A - Television apparatus : en fr
  • CH170518A - Heating resp. Cooling plate for molding press devices, especially in the wood processing industry. : de en
  • AT138287B - Pencil sharpener. : de en
  • CH170567A - Arrangement for starting and controlling rotor-fed three-phase current shunt commutator motors. : de en
  • CH170648A - Sheet metal containers for liquids. : de en
  • DE599611C - Friction gear change transmission : de en
  • DE599759C - Process for the production of dental castings with a smooth surface : de en
  • US1966392A - Body maker : en
  • US1965889A - Lock : en
  • US1966108A - Shoe sole presser : en
  • US1966138A - Automobile brake : en
  • US1966000A - Safety transmission brake : en
  • GB413336A - Improvements in or relating to aircraft of the helicopter type : en
  • DE594749C - Steam burner : de en
  • CA343012A - Anodic coating for zinc base metals : en fr
  • CH170418A - Device for fastening bobbins with inside unwinding in shuttles of looms with automatic bobbin replacement. : de en
  • CH170605A - Light source consisting of several different colored fluorescent tubes to generate white light. : de en
  • US1966093A - Coating apparatus : en
  • CH170531A - Device designed to combat speed oscillations, vibrations or jolts. : en fr
  • US1966176A - Auger bit construction : en
  • US1965667A - Inseam cementing machine : en
  • USD92778S - Design fob a garment clasp : en
  • CH170646A - Tube. : de en
  • US1965827A - Feeding mechanism for duplicating machines : en
  • US1965920A - Combination lock for motor vehicles : en
  • AT138202B - Additives to liquid fuels for use in explosive engines and processes for making the same. : de en
  • AT138235B - Photoelectric cell and process for its manufacture. : de en
  • US1966084A - Hair drying apparatus : en
  • US1966228A - Milk treatment : en
  • US1965682A - Coating aluminum : en
  • US1966042A - Electromechanical signaling device : en
  • US1966389A - Tabbing compound : en
  • US1965687A - Projecting apparatus : en
  • CA342919A - Flow switch : en fr
  • DE599994C - Especially designed for fuel lines : de en
  • DE600129C - Oxide cathode : de en
  • FR767101A - Radiator for space heating : en fr
  • US1965965A - Side loading hearse : en
  • US1966148A - Wheel : en
  • US1966344A - Folding table : en
  • US1966358A - Worm gearing : en
  • US1966353A - Method of cutting laminated glass : en
  • CA343048A - Vaccine : en fr
  • CH170592A - Mercury vapor arc apparatus with arc guide sleeves surrounding the anodes and control grids in the latter, which are located directly in front of the anode. : de en
  • CA342991A - Razor blade sharpener : en fr
  • US1966003A - Refrigeration : en
  • CH170475A - Link for pair of skis and other objects. : en fr
  • CA342879A - Rubber vulcanization : en fr
  • CA342948A - Tube support : en fr
  • CA343063A - Wire stranding machine : en fr
  • CA343019A - Mould : en fr
  • CH170524A - Process and installation for drying ceramic products. : de en
  • DE599795C - Process for the production of Kuepen dyes of the dibenzanthrone series : de en
  • CH170383A - Cement and method of making the same. : en fr
  • CA342896A - Saw gauge : en fr
  • CH170411A - Device to twist. : en fr
  • FR43584E - Logarithmic calculators : en fr
  • FR767226A - Improved method and apparatus for controlling exaggerated body movements on automobiles : en fr
  • FR767170A - Multi-focal or bi-focal lenses : en fr
  • FR767206A - Improvements to caps : en fr
  • FR43565E - Improvements to heat exchangers : en fr
  • DE599976C - Striker trap : de en
  • DE599876C - Wood polishing machine : de en
  • AT138220B - Anti-slip protection for skis. : de en
  • CH170696A - Device for controlling discharge vessels containing metal vapor or gas with the aid of anode grids. : de en
  • DE600037C - Process for the production of colored cements from molten and ground magnesium oxide or magnesite : de en
  • AT138203B - Oil cleaning device. : de en
  • AT138227B - Drive for looms with continuous motor and controllable clutch. : de en
  • US1966115A - Circuit controller : en
  • CA342951A - Brake mechanism : en fr
  • CH170658A - Innovation in gasoline tanks in automobiles. : de en
  • DE599813C - Jug thermal protection cover : de en
  • FR767036A - Improvements to automatic prepayment devices : en fr
  • DE599767C - Gate valve with reinforced ring-shaped edge part for hot wind or hot gas lines : de en
  • CH170367A - Method and device for exterminating moths and other vermin. : de en
  • CH170655A - Drive device for heavy motor vehicles, mainly tractors. : de en
  • CH170444A - Process for the preparation of w-carbamido-a-amino-carboxylic acids. : de en
  • CH170439A - Method of making a nutrient. : de en
  • AT138277B - Centrifugal machine for cleaning paper and similar materials. : de en
  • US1966316A - Arc chute : en
  • US1966318A - Highway marker : en
  • CA343065A - Furnace : en fr
  • CA343024A - Plastic article moulding machine : en fr
  • CH170467A - Copier. : de en
  • US1966057A - Brush actuating mechanism for electric motors : en
  • AT138272B - Automatic altitude or aileron control system for aircraft. : de en
  • CA342945A - Metal casting production : en fr
  • CH170560A - Steam system with a steam generator in which the state changes of the working medium take place in a long pipe run. : de en
  • AT138168B - Electron tube with auxiliary grid. : de en
  • US1966395A - Process for producing calcium nitrate fertilizers : en
  • CH170503A - Wristwatch. : en fr
  • FR767121A - Double balanced control device particularly applicable to suspension shock absorbers : en fr
  • FR767134A - Process and apparatus for low-temperature distillation or carbonization of bituminous coals : en fr
  • FR767167A - Automatic firearm with rotating bolt breech : en fr
  • CH170376A - Device for using the heat on economy stoves. : de en
  • CH170493A - Device for recording and playing back sounds. : de en
  • GB413137A - An improved attachment to assist in the threading of sewing machine needles and the like : en
  • USD92748S - Design for a shoe : en
  • AT138249B - Glue ring for fruit trees or the like. : de en
  • FR767282A - Corrugated sheet of fibrous material and hydraulic bonding agent and method and device for its manufacture : en fr
  • GB413047A - Improvements in or relating to moulded rubber or like soles for boots or shoes : en
  • US1965651A - Spool : en
  • AT138263B - Switching device to protect the windings of electrical machines or transformers when the housing closes. : de en
  • FR43564E - Process for treating bitumens, natural or artificial asphalts and similar products : en fr
  • GB413721A - Improvements in the manufacture of copper sulphate : en
  • AT138285B - Name label sleeve for umbrellas. : de en
  • CA342892A - Solid fuel burning apparatus : en fr
  • FR43560E - Sound wave reproduction system, for film carrying a cut or deeply engraved sound recording : en fr
  • FR767233A - Molding and vulcanizing apparatus : en fr
  • DE579562C - Device for mixing and conveying concrete or the like. : de en
  • FR767118A - Frame of sprayer or sulfur machine, animal drawn, spanning a row of vines : en fr
  • US1965700A - Folding table : en
  • US1965874A - Illuminating device : en
  • US1965978A - Accounting machine for rejecting one-card groups : en
  • GB413139A - A peeling device for potatoes and the like : en
  • FR767279A - Cigarette holder insert : en fr
  • CH170623A - Control device. : de en
  • CA342907A - Humidifier : en fr
  • AT138268B - Method of making cap boxes. : de en
  • CA342939A - Copper bar casting method : en fr
  • CH170675A - Mill with counter surface pressed against a grinding roller. : de en
  • FR767155A - Skill game and toy : en fr
  • GB413317A - Improvements in or relating to ice forming receptacles for refrigerators : en
  • US1965877A - Beverage cooling apparatus : en
  • US1966240A - Automatic pipe grapple : en
  • GB413060A - Improvements in and relating to spools for winding flexible strips : en
  • GB413235A - Safety latch for electric switch boxes : en
  • CH170502A - Set of watch components. : de en
  • GB413103A - Improvements in or relating to discharge mechanism for automatic firearms : en
  • GB413043A - Improvements in or relating to the conversion of olefines and water vapour into alcohols : en
  • GB413258A - Improvements in variable speed hydraulic transmission gear : en
  • DE599668C - Control gear for internal combustion engines : de en
  • DE599982C - Release and release device for lifebuoys with light buoy : de en
  • DE599866C - Device for expanding hose-like rubber parts or similar elastic insulating sleeves : de en
  • FR767091A - Signaling device : en fr
  • GB413050A - Improvements in pistons, especially for internal-combustion engines : en
  • GB413219A - Improvements in tobacco feeding devices : en
  • GB413223A - Improvements in or relating to writing-inks : en
  • DE583227C - Furniture that can be used as a table or chair : de en
  • FR767182A - Improvements in the preparation of titanium and iron compounds : en fr
  • US1965861A - Skin conditioner : en
  • GB413175A - Method of and means for feeding articles in the manufacture or processing thereof : en
  • GB413333A - Improvements in or relating to copper alloys : en
  • FR767128A - Incandescent tube for determining the temperature inside a pre-ignition chamber : en fr
  • GB413031A - Improvements in electric starting systems for internal combustion engines : en
  • GB413128A - Improvements in machines for cutting metal and like sheets : en
  • GB413186A - Improvements in rubber coated articles : en
  • US1965988A - Radial buttress dam : en
  • US1966035A - Sanitary sugar bowl : en
  • DE600028C - Device for cutting flat sheets in sheet metal on circular knife scissors : de en
  • US1965844A - Apparatus for preparing packings : en
  • US1966154A - Locomotive : en
  • GB413007A - Improvements in the manufacture and production of resins : en
  • FR767269A - : fr
  • FR767021A - Improvements in processes for preparing mixtures of solid bodies and liquid bodies : en fr
  • CA342983A - Corundum crystal : en fr
  • USD92703S - Design for a multiposition footstool : en
  • US1966299A - Sanding device : en
  • US1966304A - Flier construction : en
  • USD92723S - Design fob a generator ventilator : en
  • US1966013A - Auxiliary baking means : en
  • US1966232A - Regulating system : en
  • CH170573A - Cable termination. : de en
  • DE599750C - Insert for refrigerators, which consists of two grids lying one above the other and support arms holding these grids together : de en
  • CH170575A - Concealed distribution box. : de en
  • GB413119A - Synchronous-motor clock : en
  • FR43587E - Improvements to the control and engagement devices of two or three position contactors and numerous spangles : en fr
  • FR767245A - Process for obtaining and using filter media for sterilizing water and other liquids : en fr
  • GB413098A - Improvements in and relating to the production of colouring bodies and pigments : en
  • DE599895C - Process for the production of molded articles from molding compounds : de en
  • FR767264A - Improvement in objects intended to imitate a fuel : en fr
  • GB413313A - Improvements in and relating to the manufacture of clocks : en
  • FR767137A - : fr
  • FR43572E - Improvements in electrodynamometers and in particular volt-ampere-wattmeters : en fr
  • GB413667A - Improvements in and relating to heating systems employing a circulating hot liquid : en
  • DE599863C - Circuit arrangement for telephone systems for the optional connection of a connection line to one of several acoustic signals transmitting transmitter stations : de en
  • DE599963C - Bucket scale : de en
  • DK48969C - Electric Bulb. : da en
  • DE599921C - Self-reversing piston measuring device for liquids with control slide : de en
  • DK48967C - Process for the production of cement or cement mixtures containing arsenic compounds. : da en
  • CA342986A - Edible dusting powder : en fr
  • FR767227A - Method and apparatus for the medical and aesthetic treatment of the breasts : en fr
  • CH170682A - Process for the preparation of a mixture of benzimidazole derivatives. : de en
  • FR767177A - Dispenser for small objects : en fr
  • DE600003C - Process for producing bronze prints on transparencies with an electrically chargeable surface : de en
  • US1965913A - Sound reproducing system : en
  • US1966390A - Dump car for mines and the like : en
  • US1966170A - Automatic steering device : en
  • US1966178A - Abrasive pad : en
  • DE599757C - Method and device for post-treatment of rayon in a continuous operation : de en
  • US1965575A - Plow : en
  • US1965728A - Lathe : en
  • US1966231A - Pipe joint : en
  • US1966330A - Process for making two-color subtractive photographic prints on double-coated film : en
  • GB413193A - Improvements in bobbin carriers for braiding machines : en
  • GB413018A - Improvements relating to material suitable for bandages : en
  • GB413142A - Method for embroidering in two colours with a single needle : en
  • US1965627A - Architectural lacquer system : en
  • US1965789A - Combined doorbolt and night latch : en
  • FR767127A - Process for the preparation of anthraquinone dyes for dyeing animal fibers : en fr
  • GB413302A - Improvements in electric discharge devices and circuits used therewith : en
  • CH170374A - Product for the coating of roads and method of manufacturing it. : en fr
  • DE599794C - Expansion sleeve for electrical underground cables : de en
  • US1965851A - Engine : en
  • US1965898A - Cover clamp : en
  • DE599928C - Lock with a latch change that is blocked by tumblers : de en
  • DE600008C - Receiving arrangement in which a special tube is provided for the purpose of automatic volume regulation : de en
  • DE599295C - Silencer for internal combustion engines : de en
  • GB413095A - Production and reproduction of pictures or designs by means of visible or invisible rays : en
  • CH170363A - Process for the preservation of green fodder. : de en
  • CA342944A - Sealed package : en fr
  • CH170536A - Piston valve with elastic seal. : de en
  • CH170375A - Device for better heat utilization of the combustion gases from heating stoves. : de en
  • CH170668A - Portable sprayer for liquids. : en fr
  • DE600119C - Sliding window with counterweight and pivoting guide means for the window mounted on the window frame : de en
  • GB413024A - Means for adjusting the weight and balance of golf-club heads : en
  • GB413091A - Improvements in and relating to cleaning devices for fallers of gill drawing and spinning frames : en
  • DE599801C - Process for the production of organic nitrogen fertilizers : de en
  • DE599808C - Electric fuse : de en
  • US1965712A - Terminal clamp : en
  • US1965892A - Fluid meter : en
  • US1965905A - Mixing machine : en
  • US1965910A - Fruit juice extractor : en
  • DE599844C - Device for electrical regulation of the intensity of a bundle of light rays : de en
  • DE599855C - Process for producing water gas in chamber furnaces : de en
  • GB413057A - Improvements in or connected with vanity or powder cases or containers : en
  • USD92750S - Design for a shoe : en
  • GB413300A - Improvements in the manufacture of dyestuffs and intermediates therefor : en
  • US1966101A - Scourer and process of making the same : en
  • US1966328A - Combined clutch and brake mechanism : en
  • FR767203A - Improvements in the treatment of textile materials : en fr
  • FR767259A - Process for removing fog and ice from windows and, in particular, from vehicles : en fr
  • AU1547533A - Improvements relating to sprinklers : en
  • CH170438A - Method and device for malt preparation. : de en
  • CA343041A - Vacuum tube base pin : en fr
  • CH170398A - Sofa convertible into bed. : en fr
  • AT138152B - Method for sterilizing liquids, especially drinking water, by means of oligodynamy. : de en
  • US1965972A - Roofing and siding construction : en
  • US1966261A - Photographic mechanism and film magazine used therewith : en
  • US1966364A - Saw set : en
  • DE600132C - Process for the production of platinum coatings : de en
  • GB413115A - Steel props for use in coal mines and the like : en
  • DE599376C - Method and device for rectifying partial images generated in different recording directions : de en
  • FR43573E - Carburetor : en fr
  • FR767151A - Thread milling device : en fr
  • DE600148C - Blank glow furnace : de en
  • FR767024A - New high production winged continuous for spinning and twisting : en fr
  • DE599758C - Dry gas quantity measuring device, in particular for use as a spirometer : de en
  • GB413084A - Improvements in or relating to micrometer screw gauges : en
  • GB413204A - Improvements in and relating to pneumatic apparatus for separating granular substances : en
  • FR767057A - Method and apparatus for automatically paying predetermined amounts : en fr
  • GB413165A - Improvements in and relating to self-contained boiler flues : en
  • CH170389A - Circuit arrangement for monitoring the ignition in oil-fired systems for automatic operation. : de en
  • CH170504A - Switching device on an alarm clock to control an electrical current when the alarm clock is running. : de en
  • FR767212A - Improvements to dry electrical elements : en fr
  • AT138298B - Drive belt. : de en
  • CH170435A - Separator with attached electric motor. : de en
  • GB413206A - Improvements in the manufacture of electric incandescent lamps, thermionic valves, electric discharge devices and the like : en
  • GB413278A - Means for speed regulation of mechanically co-operating electric motors : en
  • GB413673A - Improvements in spring seats, mattresses and the like : en
  • FR767196A - Wallet protectors : en fr
  • GB413196A - Collapsible packing cases : en
  • FR767092A - Provision applicable to forms for loose-leaf accounting : en fr
  • DE599850C - With a single explosion for each echo sounder from a vehicle, in particular an aircraft, from a working pop transmitter : de en
  • DE599615C - Classifier for wood, cellulose, paper and similar like : de en
  • DE599547C - Machine for grinding, faceting and polishing the edges of panels : de en
  • GB413105A - Improvements in or relating to means for suspending curtains and the like : en
  • FR767276A - Improvement in fancy billiards and other similar games : en fr
  • GB413085A - Improvements relating to doors or the like, and bolts therefor : en
  • GB413190A - Improvements in or relating to thermostatic electric switches : en
  • DE599807C - Device for power and speed control of an independent small center : de en
  • CH170417A - Hunting device for loom. : en fr
  • US1965764A - Method of processing finely divided solids : en
  • US1966005A - Hydraulic shock absorber : en
  • GB413207A - Improvements in or connected with riveting tools : en
  • FR767173A - Improvements to devices for opening and emptying closed sheet metal containers, in particular oil cans : en fr
  • DE599746C - Hand machine for sealing tin cans : de en
  • GB413293A - Electric radiators and imitation fires : en
  • FR767035A - Improvements to automatic prepayment devices : en fr
  • US1965599A - Sectional partition construction : en
  • GB413019A - Improvements relating to hub brake mechanism for use with the wheels of perambulators, invalid carriages and the like : en
  • DE599939C - Elastic means consisting of rubber bodies for vibratory devices : de en
  • US1965753A - Paint striper : en
  • US1966022A - Reserve fuel and accessory trunk : en
  • FR767168A - Brushes with removable handles : en fr
  • FR767223A - Method intended to allow the use for the transmission of high frequencies of high current lines having sections with very different high frequency resistance : en fr
  • CH170505A - Starting device for timepieces with a slow-running synchronous motor. : en fr
  • US1965803A - Railway switch : en
  • US1965592A - Needle beard forming mechanism : en
  • US1965741A - Dispenser : en
  • CA343033A - Fleshing machine control device : en fr
  • CH170377A - Air heater operated with liquid fuel with mechanical air delivery for heating and combustion air. : de en
  • CH170386A - Emptying device, in particular for bathtubs. : en fr
  • FR767150A - Improved winch for forage unloaders or the like : en fr
  • FR767273A - Cross winder : en fr
  • DE599531C - Washing device for potatoes with a grate-like drum running around in a washing trough and provided with an inlet and outlet opening on the circumference : de en
  • FR767019A - Sanitary fixture, such as washbasin, bidet, sink, bathtub, or other fixture : en fr
  • FR767246A - Insulation against heat and cold losses : en fr
  • US1965588A - Gaseous electric discharge device and method of producing the same : en
  • US1965763A - Electric clock : en
  • US1966125A - Production of amino-acylaminoanthraquinones : en
  • USD92716S - Design fob a tike : en
  • AU1325033A - Improvements in fuel economising preheating and humidifying attachments for internal combustion engines operated with volatile hydrocarbons : en
  • CH170449A - Process for the preparation of a monoazo dye. : de en
  • DE599906C - Coupling element which contains two or more coils with a variable degree of coupling : de en
  • CH170432A - Abdominal bandage. : de en
  • DE599821C - Diesel machine in which the air charge is heated by repeated compression when it is started : de en
  • FR767054A - Kit to take the necessary measures for refereeing in the game of boules : en fr
  • FR767064A - Device improving the aerodynamic efficiency of airplane wings : en fr
  • GB413208A - Improvements in or relating to methods of and machines for casting type patrices : en
  • US1966269A - Machine for dividing dough and the like : en
  • US1966420A - Stabilizer for centrifugal extractors and the like : en
  • DE599913C - Thermostatic heating device for refractometers, microscopes and similar instruments : de en
  • DE600078C - Device for washing cucumbers and other agricultural products : de en
  • US1966332A - Method of making photographic images in dyed silver iodide : en
  • DE599839C - Circuit arrangement for telephone systems with dialer operation according to the caller system : de en
  • US1966040A - Method and apparatus for forming threads or like filaments from aqueous dispersions of rubber or the like : en
  • GB413017A - Improvements in and relating to circular knitting machines, the fabric produced thereon and the method of manufacturing the said fabric : en
  • AT138225B - Seed dressing. : de en
  • CH170621A - Gas mask. : de en
  • US1965939A - Compartment lock : en
  • USD92744S - Design for a shoe : en
  • GB413023A - Improvements in or relating to electrical transformers : en
  • GB413154A - An improved method of and apparatus for disintegrating paper or like pulp : en
  • GB413127A - Improvements in and relating to electric lamps : en
  • US1965577A - Manufacture of nitrocellulose : en
  • DE595640C - Method and device for manufacturing shoes with rubber soles : de en
  • DE599860C - Suction rod drive for sheet feeder : de en
  • GB413065A - Improvements relating to automatic telephone systems : en
  • GB413294A - Improvements in and relating to the separation of dust and fine material from powdered or granular material especially coal : en
  • CH170361A - Push rod ball bearings on the crank pin on mowers. : de en
  • DK48972C - Electric Musical Instrument. : da en
  • FR767161A - Grater for corns on the feet, calluses and the like : en fr
  • CH170586A - X-ray machine. : de en
  • CH170615A - Process for the preparation of a cholesterol ester. : de en
  • FR767108A - Process for the preparation of interesting liquid hydrocarbons : en fr
  • FR767224A - Large caliber self-loading firearm : en fr
  • FR767291A - Parquet with panels, in wood, laid on cement using angles or t-bars. : en fr
  • CH170476A - Snow skate. : de en
  • CH170643A - Beer glass saucer. : de en
  • USD92762S - Design for a shoe : en
  • CH170544A - Fully automatic compressor installation. : en fr
  • US1965880A - Process of recovering metal values from lead bearing materials : en
  • US1966265A - Method and means for supplying chlorine gas : en
  • US1966365A - Shampoo board : en
  • US1966239A - Motor control system : en
  • AT138154B - Accumulator. : de en
  • AT138284B - Removable sliding ring for ice ax. : de en
  • AT138295B - Spark plug for internal combustion engines. : de en
  • CA342988A - Tar and other residue processing : en fr
  • CH170388A - Plate toughening process, applicable to glass plates and metal plates, and device for implementing this process. : en fr
  • CH170521A - Process for the production of a grinding tool for the hardest metal alloys and tool produced according to this process. : de en
  • US1966197A - Boiler cleaner : en
  • US1966027A - Reversible sulky plow : en
  • US1966179A - Heel protector and grip : en
  • US1965642A - Sealing means for rotary valve engines : en
  • US1966327A - Process of coloring organic cellulose ester plastics : en
  • CA342876A - Locomotive : en fr
  • CH170453A - Process for the production of a new wool dye of the anthraquinone series. : de en
  • CH170433A - Welding blade. : de en
  • AT138193B - Collapsible double carpeted bed. : de en
  • CA342900A - Electrical steel : en fr
  • US1965706A - Cigarette making device : en
  • US1965966A - Process of preserving fish : en
  • US1966251A - Latch mechanism : en
  • USD92702S - Design for an electric lighting unit : en
  • DK48970C - Kanyle, who also serves as a Knife. : da en
  • DE599729C - Detachable belt connection, especially for conveyor belts of letter sorting units : de en
  • GB413330A - Improvements in and relating to electrical transformers : en
  • CA342952A - Brake mechanism : en fr
  • US1965738A - Cutting mechanism : en
  • US1966281A - Hydrolysis of halogenated hydrocarbons : en
  • US1965583A - Electric discharge device : en
  • AT138271B - Censer, in particular for liturgical purposes. : de en
  • US1965637A - Revolver : en
  • US1965711A - Signaling system : en
  • DE599779C - Rotating grinding wheel dressing mill : de en
  • FR767129A - Elevator upgrades : en fr
  • GB413101A - Improvements in or relating to the construction of concrete piles : en
  • US1966279A - Water purification : en
  • US1965943A - Truck construction : en
  • CH170555A - Injection device for internal combustion engines. : de en
  • CA342935A - Can opening key making machine : en fr
  • CH170657A - International identification symbol for automobiles. : de en
  • CH170666A - Simplified double crossing switch. : de en
  • CH170632A - Radio receiver installation. : en fr
  • CH170679A - Process for the preparation of an oxynaphthetriazole. : de en
  • CH170565A - Door for fridges and freezers. : de en
  • US1965666A - Engine operated fuel pump : en
  • USD92743S - Design for a shoe : en
  • US1966074A - Deodorant container and content : en
  • US1966126A - Halogen-benzophenone-dicarboxylic acids and halogen-anthraquinone-carboxylic acids and a process of preparing them : en
  • US1966141A - Process for the manufacture of self-illuminating signs : en
  • DE600062C - Surge arrester, the elements of which are arranged in an insulating housing : de en
  • US1966149A - Lens shade and filter holder for cameras : en
  • AT138210B - Hydraulic lifting device for all types of motor vehicles. : de en
  • CH170600A - Burner for liquid fuel. : en fr
  • AT138293B - Pipe connection. : de en
  • US1966249A - Switching mechanism : en
  • US1966215A - Relay-operation indicator : en
  • AU1333533A - Improvements in and relating to washing machines : en
  • CH170425A - A preparation suitable for textile printing of such dyes that are to be printed in a reduced state. : de en
  • DE599934C - Process for producing an electrical line : de en
  • CA342932A - Valve seat gauge : en fr
  • US1965721A - Device for marking lenses and the like : en
  • US1965983A - Tender structure : en
  • US1966069A - Acoustic tile and method of manufacturing the same : en
  • AT138233B - Electric musical instrument. : de en
  • US1966235A - Control system : en
  • DE599815C - Heating device for gas-fired liquid bath steam boilers : de en
  • US1965564A - Fluid motor : en
  • US1965770A - Production of acetylene : en
  • US1966294A - Valve assembly : en
  • CA342998A - Tractor mower : en fr
  • FR767186A - Star or delta impedance arrangements applicable in particular to electric filters : en fr
  • CA343016A - Toilet paper treating apparatus : en fr
  • AU1494533A - Improvements relating to flushing valves : en
  • DE600094C - Internal combustion engine with power generator for driving vehicles, especially rail vehicles : de en
  • CH170609A - Cushion for medical belt. : en fr
  • DE600128C - Device for keeping voltages constant : de en
  • CA342949A - Electric ironer : en fr
  • CH170649A - Trailers, in particular for motor vehicles. : de en
  • DE599751C - Automatic contactor control for starting three-phase motors : de en
  • DE600104C - Bobbin spinning machine for rayon : de en
  • US1966024A - Device for facilitating the manual transporting of sacks : en
  • US1966045A - Superheterodyne receiver : en
  • US1966254A - Production of active metals : en
  • AU1330433A - Improvements in or relating to directional aerials : en
  • CH170422A - Mercerizing machine for fabrics. : de en
  • DE599881C - Yellow filter mount for photographic cameras etc. like : de en
  • DE599908C - Fire chamber switch for conductive switching fluids : de en
  • US1965970A - Locomotive tender : en
  • CH170427A - Dish rack on washing machines. : de en
  • FR767258A - Automatic clutch device : en fr
  • CH170507A - Impure copper deoxidation process. : en fr
  • CA342877A - Electric furnace : en fr
  • DE599909C - Electric switch with one tripping device each for both directions of current : de en
  • AT138246B - Device for the selective display and shutdown of an earth fault in a network with isolated zero point. : de en
  • CH170602A - Gas burner. : en fr
  • FR43575E - Preparation of new organic compounds that can be used in dyeing and printing : en fr
  • GB413195A - Ultra-short wave auxiliary apparatus for radio receivers : en
  • US1965603A - Method of and apparatus for shaping plastic materials : en
  • US1965977A - Spark plug for internal combustion engines : en
  • US1966185A - Apparatus for measuring electrical conductivity : en
  • US1966059A - Production of white light : en
  • DE599966C - Modulation-capable discharge lamp with point or slit-shaped light source : de en
  • US1965807A - Traffic signal : en
  • US1966070A - Drum closure : en
  • DE600015C - Contactor control for electric motors that are operated with different speeds that can be set on the starting resistor : de en
  • CH170513A - Set of instruments for tracing. : en fr
  • FR767100A - Advanced automobile : en fr
  • USD92763S - Design for a shoe : en
  • US1965752A - Device for the transmission of pictures or of telegraphic signals : en
  • US1965817A - Turbine : en
  • US1965878A - Clutch mechanism : en
  • AT138191B - Melting strips for electrical fuses. : de en
  • CH170662A - Rail car. : de en
  • AT138182B - Enamelled metal wall cladding panel. : de en
  • CH170629A - Device for transmitting a frequency band comprising a plurality of traffic routes arranged in groups via a common transmission medium. : de en
  • FR767232A - Improvements to automatic accumulator battery charging devices : en fr
  • FR767081A - Further training in sheet metal processing and the like : en fr
  • AT138269B - Method and device for measuring decay curves. : de en
  • CH170542A - Circuit method for sub-synchronous braking of three-phase asynchronous motors for hoist operations. : de en
  • CA343013A - Telephone system : en fr
  • CH170452A - Process for the production of a nitrogenous vat dye of the anthraquinone series. : de en
  • US1966164A - Traveling refrigerator : en
  • GB413153A - Improvements in welded pipe and like joints : en
  • GB413209A - Anti-friction alloy : en
  • FR767163A - Knitting Machine Improvements : en fr
  • USD92751S - Design fob a shoe : en
  • CH170426A - Lid for washing machine tubs. : de en
  • CH170496A - Method for the mechanical recording of vibrations on a carrier. : de en
  • CH170644A - Dummy food and process for making it. : de en
  • GB413094A - An improved process of forming and packaging plastic polishing material : en
  • DE599931C - Method and device for the production of place posts with bulges or thickened shafts : de en
  • DE599848C - Pneumatic tires for vehicles or trucks with animal drives : de en
  • DE599769C - Device for the production of lightweight profiles for steel structures, especially for steel frame construction : de en
  • DE599800C - Device for automatic closing of a gas tap : de en
  • FR767202A - Flexible power line with knitted sheath in the shape of a flexible pipe : en fr
  • DE600025C - Liquid meter with coin slot : de en
  • FR767034A - Further training in cameras : en fr
  • FR767275A - Sealing segment : en fr
  • GB413301A - Improvements in or relating to disinfecting devices for closet seats : en
  • US1966256A - Method of manufacturing separable fasteners : en
  • US1966359A - Mineral washing pan : en
  • DE599822C - Device for displaying the vacuum in filled preservation vessels : de en
  • DE599835C - Device for adjusting wind wheels : de en
  • DE599793C - Circuit arrangement for telephone systems : de en
  • US1966391A - Four jaw vise : en
  • US1965792A - Esters of unsubstituted and alphasubstituted cyclopentenylacetic acid and their production : en
  • FR767025A - Polisher for coatings, mounted on an adjustable column articulated on a trolley : en fr
  • GB413122A - Improvements in or relating to internal combustion engines with precombustion chambers : en
  • US1965797A - Heading tab for journals and the like : en
  • US1965888A - Lock : en
  • FR767138A - Process for the construction of tennis and sports grounds allowing the flow of water : en fr
  • DE599838C - Elastic intermediate plate for rail fastenings : de en
  • US1965775A - Hot air furnace : en
  • US1965801A - Lighting system for vehicles : en
  • DE599792C - Water level indicator with plate-shaped cover of the inspection slots : de en
  • US1966307A - Safety razor : en
  • DE600027C - Device for cutting straight edges as well as caulking or welding edges on long metal sheets : de en
  • DE599923C - Push rod lock for mowing machines with springy clamping jaws that are opened by means of an expanding wedge : de en
  • FR767180A - Light polarizing body : en fr
  • GB413135A - Improvements in the manufacture of embossed rubber articles : en
  • USD92759S - Design for a shoe : en
  • US1965688A - Projecting apparatus : en
  • US1966270A - Basket liner : en
  • FR767041A - New direction indicator for automobiles : en fr
  • FR767146A - Method and device for transporting ready-made concrete : en fr
  • GB413203A - Improvements in colour printing of figures and objects in connection with embossing machines : en
  • CH170490A - Machine gun. : de en
  • CH170570A - Electric telecommunications air cable with armouring over the lead sheath, in particular self-supporting telecommunications air cable with tensile reinforcement. : de en
  • DE599667C - Altimeter for aircraft : de en
  • DK48971C - Two-stroke internal combustion engine. : da en
  • FR767111A - Address printing machines or similar printing machines with multiple printing pads : en fr
  • CA343045A - Telegraph exchange system : en fr
  • CH170686A - Process for the preparation of a 4-amino-diphenylamine derivative. : de en
  • AT138169B - Carrier for monoblock microscopes. : de en
  • DE599824C - Trailer coupling for semi-trailers with an automatic trailer brake : de en
  • DE600023C - Process for the reproduction of sound recordings on disk-shaped and cylindrical carriers : de en
  • GB413089A - Motor-vehicle brakes : en
  • DK48989C - Fire pipes. : da en
  • US1966188A - Electric switch : en
  • USD92712S - Eesson : en
  • US1966255A - Coupling and locking means for fastening devices : en
  • US1965759A - Flux for galvanizing : en
  • CA343036A - Heel cover trimming machine : en fr
  • CH170415A - Torsion-free stranded rope. : de en
  • CH170497A - Membrane. : de en
  • USD92714S - Design fob a buckle : en
  • US1965885A - Suction cleaner : en
  • US1966221A - Amplifier : en
  • DE599727C - Device for sealing cardboard boxes, packages, etc. like : de en
  • FR767257A - Bottle holder cup for bottle rinsing machines : en fr
  • GB413212A - Staple forming mechanisms : en
  • FR767048A - Waterproof coatings : en fr
  • FR43590E - Improvements in furnaces for firing plaster and similar products : en fr
  • FR767105A - Improvements to cooling devices for cylinders of internal combustion engines used on flying aircraft : en fr
  • GB413005A - Improvements in or relating to driving the air compressors and propellers of aircraft engines : en
  • FR43591E - : fr
  • USD92783S - Design fob a woman s shoe : en
  • AT138199B - Process for the production of moldings from synthetic resins. : de en
  • US1966151A - Brake : en
  • US1966196A - Window sash mounting : en
  • USRE19234E - Electrical switch : en
  • AT138205B - Cutting roller mill. : de en
  • GB412995A - Improvements in the curing of gutta percha, balata and the like : en
  • DE599877C - Process for the digestion of precious metal containing pyrite : de en
  • US1965665A - Vacuum discharge tube : en
  • US1965735A - Spare wheel carrier for tractors : en
  • GB412997A - Improvements in regulating the output of fuel injection pumps for internal combustion engines : en
  • CH170562A - Steam heater. : de en
  • US1965904A - Dispensing carton for packages of shoe laces : en
  • DE599892C - Arrangement for the protection of electrical power networks : de en
  • US1966216A - Constant potential supply for electric-discharge devices : en
  • FR767030A - Threshing machines : en fr
  • FR767141A - Animated advertising board : en fr
  • US1966123A - Waterproof case : en
  • FR767243A - Channel reducer for straw and forage balers : en fr
  • GB413303A - Electric discharge amplifying tubes and method of operating the same : en
  • FR43554E - Monoplane plane : en fr
  • FR767237A - Device applicable to electric spark ignition engines, for the improvement of radiotelephone communications in the vicinity of these engines : en fr
  • FR767076A - Improvement in the manufacturing processes of vinyl ethers-salts : en fr
  • FR767265A - Support for the display of objects in the window : en fr
  • GB413168A - Improvements in and relating to the production of electrically heated cooking plates : en
  • DE599851C - High quality mortar fabric : de en
  • US1965881A - Portable asphalt mixer : en
  • GB413188A - Improvements in household mangles : en
  • FR43552E - Bombing plane : en fr
  • FR767007A - elastic textile or textile-rubber element, its manufacturing process and its applications : en fr
  • GB413130A - Manufacture of gas : en
  • GB413246A - Improvements in or relating to fountain pens : en
  • DE599884C - Decked boat, especially sharp boat : de en
  • AU1205533A - Improvements in or relating to thermionic valves and amplifiers relays or multipliers incorporating thermionic valves : en
  • AT138184B - : de en
  • AU1328633A - Improvements in diaphragm knapsack sprayers : en
  • CA343047A - X-ray contrast medium : en fr
  • AU1213133A - ssam improved flushing cistern : en
  • CA342973A - Carbonaceous material hydrogenation : en fr
  • US1966414A - Clamp nut device : en
  • CH170608A - Template for medical use. : de en
  • US1965919A - Caster for powdered condiments : en
  • CH170599A - Heavy oil burner. : de en
  • US1965830A - Acoustic device : en
  • US1965950A - Scarifier tooth : en
  • US1966144A - Liquid container : en
  • AT138216B - Vibrating device for sieves. : de en
  • CA342917A - Submarine exploration apparatus : en fr
  • CA343059A - Knitting mechanism : en fr
  • US1965671A - Packing for gas cooled electric machines : en
  • CH170535A - Hose with hose lock. : de en
  • CH170601A - Liquid fuel burner. : en fr
  • US1965689A - Adjustable aerial platform : en
  • US1965698A - Seal for liquid agitating means : en
  • CA342905A - Paper container : en fr
  • US1965595A - Process and apparatus for cleaning steam from a steam boiler : en
  • USD92787S - Design fob a wbist watch band : en
  • CA342941A - Tinning machine : en fr
  • US1965572A - Keyboard perforator transmitter : en
  • USD92719S - Design for a clock case ob similar : en
  • CA342979A - Mixed pile construction : en fr
  • US1965879A - Calculating machine : en
  • US1966159A - Winding machine : en
  • CH170387A - Shower facility. : de en
  • US1965859A - Corrugating tool for shears : en
  • US1966089A - Ice cream scoop and the like : en
  • USD92721S - Design for a football : en
  • GB413322A - Method of using the by-products from the carbonating of saccharine juices : en
  • GB413323A - A new and improved safety device more particularly for railways : en
  • FR767280A - Electric device for body care : en fr
  • GB413234A - Improvements in compartmental crates or boxes : en
  • GB413315A - Improvements in or relating to electrically-driven clocks : en
  • FR767152A - Floor based on reinforced ribbed elements : en fr
  • FR43563E - Improvements to remote transmissions by potentiometer : en fr
  • GB413046A - Improvements in or connected with sockets used for electrical connections : en
  • US1966054A - Method of combustion : en
  • US1966372A - Steam pressure governor : en
  • FR43551E - Improvements to screw control devices, in particular to those included in the windshields of motor vehicles : en fr
  • US1965974A - Counter control : en
  • USD92729S - Design fob a shoe : en
  • DE600020C - Table with a table top that can be enlarged : de en
  • GB413034A - Improvements in or relating to electricity meters : en
  • US1966296A - Automotive transmission : en
  • FR767148A - Device comprising a certain number of thermionic tubes with equipotential cathode whose heating bodies can be connected to networks of different voltages : en fr
  • GB413010A - Improvements in or relating to shoe upper conforming machines : en
  • DE599335C - Sorting conveyor, preferably for mail purposes : de en
  • CH170534A - Double-strand pipeline. : de en
  • GB413118A - Manufacture of new sulphur dyestuffs : en
  • CA342926A - Slipping coupling device : en fr
  • CH170382A - Device for plastering and grooving stoneware pipes. : de en
  • DE600000C - Ironing plate : de en
  • DE599861C - Process for making pieces of gout dust, fine ores, etc. like : de en
  • DE600122C - Slide wedge with suspension device, consisting of a slide wedge and a suspension bracket : de en
  • DE599941C - Pile divider for carding : de en
  • CH170551A - Internal combustion engine with rotating distributor. : en fr
  • CH170625A - Self-seller for liquids. : de en
  • CA342937A - Electric tobacco feed : en fr
  • CA343061A - Grain cleaning machine : en fr
  • CH170395A - Kitchen appliance. : de en
  • FR767252A - Process for manufacturing high frequency stranded conductors, in particular for high frequency cables : en fr
  • DE599560C - Process for the preparation of polymethine dyes : de en
  • US1965703A - Article of manufacture and process of preparing the same : en
  • US1966293A - Heel seat cushioning attachment and the method of applying the same : en
  • GB413087A - Improvements in or relating to the manufacture of artificial viscose silk : en
  • US1965839A - Auxiliary glare shield for motor vehicles : en
  • US1965942A - Lock : en
  • USD92768S - Design for a buckle : en
  • AT138264B - Circuit for relays in AC circuits. : de en
  • AT138160B - Methods and apparatus for oblique reproduction, oblique recording and for enlarging the field of view in optical instruments. : de en
  • CH170400A - Cabinet with loose compartments with at least one detachable fastening device with a clamping device. : de en
  • GB413061A - Improvements in and relating to floor polishing devices : en
  • DE599983C - Device for making artificial daemas : de en
  • GB412972A - Improvements in or relating to the construction of rubber and spring seats : en
  • GB413143A - Improvements in non-return valves for lubricating conduits : en
  • GB413131A - Box or container for sugar or other like powdered materials : en
  • FR767104A - Production of Acid Dyes of the Safranin Series : en fr
  • GB413008A - Razor blades : en
  • FR767014A - Mixer dispenser for mechanical foam pump : en fr
  • GB413059A - Improvements in means for mixing pulverised material with liquids and gases suitable for use in, or in connection with, pulverulent fuel burners : en
  • GB413167A - Improvements in or relating to the manufacture of jacketted pans : en
  • US1965749A - Steam generator : en
  • US1966335A - Electric motor : en
  • US1966384A - Beer barrel bung : en
  • GB413006A - Improvements in or relating to toy forts and the like : en
  • FR767205A - Method and device for the production of bimetallic bands for bearings : en fr
  • FR767207A - Improvements to variable speed transmission systems : en fr
  • GB413015A - A device for use with clinical thermometers and the like for readjusting or depressing the mercury or the like therein : en
  • GB413044A - Improvements in and relating to captive bolt projectile devices : en
  • GB413328A - Process for the improvement of vegetable and regenerated cellulose textiles : en
  • DE600098C - Device for determining the faulty line section in electrical three-phase systems : de en
  • US1965579A - Method of and apparatus for preparing pulp stock for delivery to a paper-making machine : en
  • US1965743A - Hack saw machine : en
  • US1965906A - Motion picture and music synchronizing device : en
  • US1965933A - Pneumatic dispatch system : en
  • USD92760S - Design for a shoe : en
  • US1965563A - Well boring machine : en
  • US1966287A - Sheet fed rotary printing machine : en
  • DK48987C - Carburettor. : da en
  • CH170619A - Disinfection method. : de en
  • US1965626A - Twisting filler pen : en
  • US1966143A - Valve construction for fluid dispensers : en
  • CH170390A - Combustion system. : de en
  • CH170465A - Process for the production of printing forms for flat printing, in particular offset printing. : de en
  • CH170479A - Billiards. : de en
  • US1965675A - Oil reclaiming device : en
  • US1966104A - Turbine rotor construction : en
  • US1966109A - Paper shredding machine : en
  • US1965574A - Apparatus for decorating tile and similar articles : en
  • US1965679A - Detachable cover for paper bound books : en
  • US1965945A - Process for heating and cracking oil : en
  • US1966345A - Hydrogen generator for internal combustion engines : en
  • US1965623A - Piston ring : en
  • CH170464A - Loose leaf book. : de en
  • US1966195A - Fuel burner : en
  • US1965620A - Automatic control of the treating of materials : en
  • US1966212A - Variable speed single phase motor : en
  • US1966333A - Machine for affixing opening threads to envelopes : en
  • USD92776S - Design for an aquarium : en
  • FR767144A - Container in particular for deodorants : en fr
  • AT138274B - Wall made of shaped stones for high, self-supporting structures such as chimneys, containers and the like. like : de en
  • CH170506A - Electric timepiece. : en fr
  • DE599873C - Arrangement for the excitation of commutator machines in the stand with slip frequency : de en
  • DE600142C - Steam iron : de en
  • FR767187A - Improvement in the construction of ceilings, roofs, terraces, etc., with tubular reinforced concrete beams and in the molds for the manufacture of said beams : en fr
  • GB413236A - Improvements in and relating to sighting apparatus for searchlights, guns and other appliances : en
  • GB413237A - Improvements in or relating to land-lanes : en
  • CH170537A - Device for dispensing liquids in certain quantities, in particular for flushing toilets. : de en
  • AT138278B - Deckle edge cutting wheel. : de en
  • CA342928A - Emergency brake mechanism : en fr
  • DE600112C - Spring clip with insert for cigarettes or cigars : de en
  • US1965668A - Support for electric motors and fans : en
  • USD92709S - Eesson : en
  • US1965683A - Coating aluminum : en
  • CA342904A - Flexible coupling : en fr
  • US1965744A - Record magazine for automatic phonographs : en
  • US1965915A - Pipe joint : en
  • US1966020A - Floor covering seam potector : en
  • US1966073A - Shoe sole attaching press : en
  • USD92772S - Design for embroidered lace edging : en
  • US1965765A - Vacuum cleaner : en
  • AT138214B - Organ working with electrode lamps. : de en
  • AT138221B - Device for turning cigarettes for cigarette packaging machines. : de en
  • US1965634A - Tetrahedral kite : en
  • US1966055A - Machine for binding or assembling boards : en
  • US1965713A - Cap adaptable for sealing containers : en
  • US1966034A - Air conditioning apparatus : en
  • US1965997A - Brassiere : en
  • AU1530233A - Improved interchangeable antinicotine combination cigarette holder, cigar holder nad tobacco bowl : en
  • CH170509A - Solder, especially for aluminum and its method of manufacture. : de en
  • US1966064A - Quick acting vise : en
  • US1966162A - Dielectric for electrical devices : en
  • AT138219B - Shut-off valve, especially for high pressure. : de en
  • CH170481A - Set of spare parts combinable in figures. : en fr
  • CA342938A - Cigarette aligning device : en fr
  • US1965975A - Gang punch : en
  • US1966198A - Fly swatter : en
  • USD92699S - Design for a combined autographic : en
  • CA342940A - Sheet feeder : en fr
  • DE599999C - Process for the magnetizing roesting of oxidic iron ores according to : de en
  • DE600074C - Sound recorder : de en
  • DE599987C - Odor trap : de en
  • FR767238A - Reproducing machine : en fr
  • GB413030A - Improvements relating to electrical connectors : en
  • AT138236B - Differential protection device for electrical system parts. : de en
  • DE599894C - Device for keeping the casting head liquid : de en
  • AT138180B - Directional antenna for very short waves. : de en
  • US1965900A - Formation of artificial marble : en
  • CH170471A - Process for the production of paper provided with a photosensitive layer with the aid of diazonium compounds. : de en
  • US1965841A - Wardrobe door and operating mechanism therefor : en
  • US1965686A - Concrete form : en
  • CH170528A - Base for foundations, in particular for horizontal power and work machines, to avoid vibrations being transmitted to the floor. : de en
  • CA342906A - Filter : en fr
  • USD92770S - Slicing machine : en
  • CH170516A - Securing means on the worm gear housing of belt tensioning devices. : de en
  • CH170512A - Method and device for stretching solid and hollow metal workpieces. : de en
  • US1965783A - Liquid pumping mechanism : en
  • US1966083A - Lightning arrester : en
  • US1965737A - Display device : en
  • CH170492A - Device for displaying the electricity consumption exceeding a certain power limit. : de en
  • AT138158B - Resistance amplifier circuit. : de en
  • CA342975A - Fountain pen : en fr
  • CH170678A - Process for the preparation of a chloranthraquinone carboxylic acid. : de en
  • DE599903C - Control arrangement for electric vehicles that are operated in multiple control and have control posts at both ends : de en
  • US1966105A - Method of and apparatus for searching for ores : en
  • US1966224A - Telemetric device : en
  • US1965714A - Automatic boring and facing machine : en
  • US1965957A - Sheet feeder : en
  • US1965947A - System for producing ultraviolet radiations : en
  • US1965958A - Vacuum drying apparatus : en
  • US1966124A - Thread cutting machine : en
  • US1966203A - Method of and material for removing soldering fluxes : en
  • US1966135A - Resilient grip for shoes : en
  • US1966323A - Receptacle for garbage, etc. : en
  • US1966133A - Heating device : en
  • DE600012C - Process for the production of electrically insulated conductors : de en
  • AT138242B - Process for improving strongly alkaline treatment liquors for vegetable and artificial fibers. : de en
  • US1966062A - Hold-up alarm transmitting means : en
  • CA342931A - Automobile door anti-rattler : en fr
  • CH170380A - Electric low temperature radiator. : de en
  • GB413049A - Improvements in apparatus for teaching or practising golf strokes : en
  • US1965948A - Age-resister : en
  • US1966236A - Photo electric tube : en
  • CH170635A - Safety unit for radio installations. : de en
  • US1966217A - Electromagnetic contactor : en
  • DE599584C - Arrangement for metal vapor lights with positive column : de en
  • DE599952C - Method of making a device for avoiding overboiling in electrical collectors : de en
  • GB413178A - Improvements in or relating to television or like systems : en
  • US1965614A - Suction cleaner : en
  • US1965938A - Shipping crate : en
  • CH170614A - Process for the preparation of a soluble mixture of arsenic antimony compounds. : de en
  • GB413226A - Improvements in or relating to devices for storing and affixing adhesive strip material : en
  • FR767056A - isothermal packaging and transport of perishable foodstuffs : en fr
  • DE599893C - Protection circuit for electrical line networks, which consist of single and double lines : de en
  • FR767297A - Photoelectric cell : en fr
  • US1966036A - Sadiron holder : en
  • CA343043A - Magnetic telegraphone system : en fr
  • CH170587A - Thermionic valve. : en fr
  • GB413329A - Improvements in supporting means for tennis nets and the like : en
  • FR767055A - Manufacturing process of block letters, large body and poster, in the form of vignette elements : en fr
  • FR43592E - Improvement in wallets, briefcases, handbags and the like : en fr
  • FR767262A - Improvements to the transmission and control systems of motor vehicles : en fr
  • DE600061C - Calibration and setting device for thermal releases of overcurrent switches : de en
  • FR43582E - Packaging under warranty for fragile and delicate items : en fr
  • GB412992A - Improvements in the manufacture and production of disazo dyestuffs : en
  • GB413224A - Improvements relating to slicing machines : en
  • CH170588A - Device for voltage regulation in rectifier systems with the help of controlled grids. : de en
  • US1965864A - Coin controlled automatically cooled vending machine : en
  • US1966405A - Drying machine : en
  • US1965795A - Cigarette and cigar lighter : en
  • USD92758S - Design for a shoe : en
  • GB413014A - Improvements in the manufacture of pigments : en
  • AT138300B - Method and device for processing rolls, in particular grooved rolls for pilgrim step rolling mills, as well as roll grooves. : de en
  • US1965928A - Method and means for melting and refining metals : en
  • USD92756S - Design fob a shoe : en
  • US1965897A - Carton closing machine : en
  • US1965926A - Coin sorting and counting machine : en
  • US1966114A - Improvement in the production of sodium sesquicarbonate : en
  • US1966283A - Adjustable expansive extension rod : en
  • DE599932C - Process for briquetting brown coal : de en
  • DE599973C - Image projector for stereo images : de en
  • DE600088C - Schraemmaschine : de en
  • FR767270A - Pouring device for containers closed by crimping : en fr
  • US1965610A - Pencil sharpening device : en
  • US1966329A - Charge forming device : en
  • US1965601A - Securing member for building construction units : en
  • US1965680A - Spare tire lock : en
  • US1966006A - Band guide for machines for the manufacture of thin razor blades from a continuous band : en
  • US1966160A - Packing ledge : en
  • US1966266A - Cage for antifriction bearings : en
  • AT138181B - Diathermy apparatus with serial spark gap. : de en
  • DE600051C - Welding, soldering and warming torches operated with a mixture of acetylene and oxygen : de en
  • US1966058A - Dispatching and scheduling system : en
  • US1966349A - Machine for shaping can bodies into cylindrical form : en
  • US1965658A - Cover fastener : en
  • US1966085A - Circuit breaker : en
  • US1966189A - Protective relay system : en
  • US1965814A - Stamping element : en
  • US1966346A - Well bit : en
  • FR767231A - Base and mirror rangefinder, equipped with a viewfinder : en fr
  • FR767285A - Internal combustion engine with injection, separate ignition and air throttle : en fr
  • GB413054A - Improvements in and relating to telephone installations : en
  • CA343003A - Fluid pressure brake : en fr
  • US1966371A - Process for the preparation of pure beryllium compounds : en
  • FR767211A - mechanical liquid purifier : en fr
  • DE599896C - Box-shaped illuminated sign : de en
  • FR767143A - Mobile device for taking sound-visual films : en fr
  • GB413161A - Improvements in thermostats for electric radiators and stoves : en
  • GB413314A - Improvements in and relating to the manufacture of clocks : en
  • US1966015A - Nut and bolt lock : en
  • USD92715S - Design for a buckle : en
  • US1965707A - Expansible wheel : en
  • US1965709A - Combination antiroll back and freewheeling device : en
  • DE600067C - Cathode ray oscilloscope tube with heated cathode : de en
  • DE599837C - Process for the production of sulfuric acid esters of oils and fats of the linseed oil type : de en
  • US1965907A - Gas and oil well equipment : en
  • US1965902A - Car window : en
  • CA343056A - Knitting mechanism : en fr
  • GB413140A - Improvements in hydraulic shock absorbers for vehicles and other mechanical applications : en
  • US1965739A - Electric power transformer : en
  • DK48962C - Wheels for Motor Vehicles and the like. : da en
  • US1965815A - Composition material : en
  • USD92704S - Design for a fountain pen : en
  • US1965963A - Process for making sulphuric anhydride : en
  • US1965732A - Hot-molding machine : en
  • US1966111A - Lubricating oil and method of making the same : en
  • US1965705A - Humidity regulator : en
  • DK48973C - Wastewater treatment plant. : da en
  • US1965628A - Automobile radioreceiver : en
  • US1966049A - Container and spout structure therefor : en
  • CA342913A - Diesel engine : en fr
  • GB413253A - Improvements in or relating to furnaces employing liquid fuel : en
  • US1966077A - Surge absorbing apparatus : en
  • US1966310A - Shock absorbing device : en
  • US1966314A - Automatic indexing device : en
  • FR767193A - Curved sole with inner lining for clogs, galoshes or other shoes with rigid soles : en fr
  • GB413112A - Magnifying contrivances for the cursors of slide rules : en
  • AT138232B - Belt drive. : de en
  • FR767135A - Precision scale : en fr
  • GB413162A - Improvements in and relating to varnish compositions : en
  • US1965694A - Dyeing machine : en
  • US1965924A - Electrical precipitator : en
  • CH170590A - Tongue frequency relay. : de en
  • US1965718A - Means for correlating a plurality of initially separate structural pieces : en
  • US1965869A - Headlight : en
  • US1966207A - Mechanical pencil : en
  • US1966268A - Machine for applying or spreading nut meats to bakery products : en
  • CH170663A - Driving wheel for locomotives or the like. : de en
  • USRE19233E - Aeroplane flight control : en
  • AT138245B - Hard metal alloy and process for the production of hard metals. : de en
  • AT138257B - Process for cleaning fibrous materials, in particular laundry. : de en
  • DE599760C - Process and device for leaching ores containing precious metals : de en
  • DE599974C - Russian adding machine : de en
  • GB412998A - Improvements in or relating to machines for expanding flat can bodies : en
  • GB413194A - An improvement in tea pots and the like : en
  • CA342893A - Receptacle : en fr
  • CH170474A - Method of rapid photography. : de en
  • CH170579A - Device for extinguishing reignitions or short circuits on the DC side of a rectifier. : de en
  • FR767011A - Further training in electric welding machines : en fr
  • FR767254A - Improvements to circuit breakers : en fr
  • US1966060A - Bifuracted undergarment : en
  • US1966367A - Looper carrier : en
  • GB413152A - Improvements relating to photographic cameras : en
  • AT138241B - Optical equipment, in particular for photographic or cinematographic recording by means of embossed color films. : de en
  • AT138186B - Internal combustion engine. : de en
  • AT138266B - Recording device for recording the positions of adjustable organs, in particular for recording switch positions. : de en
  • DE599897C - Process for the production of printing forms by means of a wash-out relief produced by photographic means : de en
  • US1965746A - Electric sadiron : en
  • US1965820A - Water gauge protector : en
  • US1966161A - Fastening device : en
  • AT138206B - Ignition device for tobacco products. : de en
  • CH170436A - Baking pan. : de en
  • CH170550A - Attachment of a running part to the shaft of steam or gas turbines. : de en
  • US1966132A - Grounding device : en
  • DE599770C - Ornamental stitch device for sewing machines and method for producing hemstitch seams with the same : de en
  • GB413078A - Improvements relating to conveyors : en
  • US1965766A - Method of and apparatus for producing ozone : en
  • USD92717S - Design for a bottle : en
  • CA343066A - Light weight block manufacture : en fr
  • AT138197B - Gas compressed air burner. : de en
  • CA343020A - Silverware anti-tarnishing material : en fr
  • DE599870C - Electromagnetic overcurrent switch : de en
  • FR43594E - Skid or tracked landing gear for airplanes : en fr
  • FR767047A - Machine for the production of steel shavings : en fr
  • CA342961A - Tube joint : en fr
  • CH170520A - Process for giving a body a determined shape by action on it of a second body, one of these two bodies being a grinding wheel, and machine for implementing this process. : en fr
  • CH170689A - Device for measuring earth resistance. : de en
  • DE599802C - Automatic handling device for conveyor wagons at overhead railways : de en
  • AU1333133A - Improvements in ai relating to multi-range electrical measuring instruments : en
  • CH170396A - Pliers-like serving device. : de en
  • CH170596A - End cap for containers for storing gas, steam or easily evaporating liquids. : de en
  • DE597564C - Hydraulic tipping device for motor vehicles : de en
  • AU1239433A - Improvements in or relating tothe manufacture of sliding clasp fasteners : en
  • US1965650A - Egg beater : en
  • US1966190A - Boiler cleaner : en
  • US1966192A - Line marker : en
  • US1966282A - Wick oil burner : en
  • AT138248B - Hard alloy and process for its manufacture. : de en
  • CH170421A - Aqueous treatment liquid for penetrating, wetting, dispersing, foaming, cleaning, etc. : de en
  • DE599791C - Rotary filter with filter discs immersed in individual troughs : de en
  • FR43599E - : fr
  • FR767268A - Device used for electrolytically chroming small metal parts in bulk, such as screws, nuts, bolts, clips, buckles, eyelets, cycle spokes, etc., without any fasteners : en fr
  • AT138215B - Film reel for cinema apparatus. : de en
  • CH170584A - Thermionic tube. : de en
  • CA342980A - Power unit for valves : en fr
  • FR767217A - Improvements to opposing piston engines : en fr
  • CH170443A - Process for the continuous production of clear, aqueous solutions of hypochlorous acid. : de en
  • US1965786A - Ironing pad for steam pressing machines : en
  • AT138157B - Radio receiver with automatic control of the intensity or scope. : de en
  • AT138267B - Lie down with collapsible feet. : de en
  • AU1610734A - Improvements in diaphragm knapsack sprayers : en
  • CH170470A - Photographic camera with basic rangefinder. : de en
  • US1965940A - Lock : en
  • USD92693S - Design fob a beer mug : en
  • US1965596A - Ink feeder for printing presses, etc. : en
  • US1965842A - Production of hydroxybenzenephthaleins : en
  • DE600002C - Process for the dehydration of alcohols and for the cleavage of hydrocarbons : de en
  • FR767107A - Method and device for the manufacture of elongated hollow bodies, in particular pipes, by centrifugal casting : en fr
  • GB412999A - Improvements in typographical slug casting machines : en
  • US1966150A - Device for producing artificial ice : en
  • DE599753C - Device to improve the current reversal of reversible DC machines : de en
  • GB413173A - Improvements in or relating to screening appliances for grading materials : en
  • US1966107A - Torque converter : en
  • FR767267A - Bleach substitute : en fr
  • CA342963A - Television apparatus : en fr
  • DE599754C - Arrangement for superimposing heavy current networks with audio-frequency currents : de en
  • DE600039C - Device for generating energy using the natural chimney draft : de en
  • GB413072A - Improvements in lighting equipment of vehicles : en
  • DE599773C - Roll film camera : de en
  • USD92705S - Combined pencil and advertising device : en
  • DE600009C - Circuit arrangement for receiving apparatus equipped with a band filter : de en
  • US1966082A - Spout for liquid dispensing cans : en
  • US1966311A - Surface decorating mechanism : en
  • USD92786S - Design for a toilet accessory : en
  • GB413126A - Induction smelting furnace : en
  • US1966377A - Looper machine : en
  • GB413327A - Improvements in or relating to calculating machines : en
  • GB413280A - Improvements relating to vehicle wheels : en
  • GB413215A - Improvements in and relating to connecting rods suitable for use with mowing or other cutting machines : en
  • DE599872C - Cooling device for heat exchange bodies enclosed in chambers : de en
  • DE599857C - Switching device for briquette chutes on cooling drums : de en
  • US1965917A - Combination tool : en
  • US1966263A - Cordless electric iron : en
  • FR43559E - Method and apparatus for the electrochemical treatment of hydrocarbons : en fr
  • USD92771S - Design for a shoe heel or similar : en
  • GB413298A - Improvements in and relating to electric cooking stoves : en
  • DE599853C - Hiking pillar in the mine : de en
  • CA342927A - Wheel rim manufacture : en fr
  • CH170409A - Process for the production of matt artificial structures from viscose. : de en
  • CH170543A - Hydraulic press system. : de en
  • FR767159A - Device for preventing the runaway of traction motors connected in series by at least two : en fr
  • DE600082C - Photographically decorated gemstone : de en
  • GB413092A - Improved method and means for supporting machines and the like which are subjected to periodical internal stresses : en
  • USD92780S - Design for a box : en
  • FR767016A - Method and installation for wet gas dust removal : en fr
  • FR767165A - Machine for obtaining a warped edge along one side of a length of crepe paper : en fr
  • FR767222A - Adjusting device for control valves of railway brakes, compressed air : en fr
  • FR43571E - Printing telegraph particularly applicable to ultra-fast telegraphy : en fr
  • DE600126C - Power plant : de en
  • FR767220A - Improvements to processes and devices against fire : en fr
  • GB413242A - Improvements in devices for connecting an illumination apparatus to a microscope : en
  • US1966400A - Paper feeder : en
  • FR767261A - New wallet : en fr
  • GB413106A - Trays, tables, footrests or similar flat-surfaced structures : en
  • GB413238A - Improvements in and relating to the manufacture of nailable bricks, roofing tiles, ordinary tiles, and the like : en
  • FR767219A - Power steering mechanism : en fr
  • US1966079A - Oil engine : en
  • US1966157A - Process for making normal butanol : en
  • DE600145C - Rotary mixer for mixing liquids : de en
  • FR767140A - Radio communication antenna : en fr
  • US1966243A - Energy translating apparatus : en
  • US1966402A - Weather strip threshold : en
  • FR767033A - Rapid escalator : en fr
  • US1966415A - Doorlock : en
  • FR767216A - Explosion or internal combustion engine : en fr
  • DE599825C - Roof, especially for vehicle body : de en
  • US1965704A - Automatic stoker : en
  • US1966156A - Attachment plug : en
  • CA342990A - Fertilizer : en fr
  • USD92740S - Design fob a shoe : en
  • US1966096A - Refrigerating coil : en
  • US1966321A - Air pump for pressure tanks : en
  • USD92728S - Design for a shoe : en
  • GB413069A - Improvements in and relating to aircraft with freely rotative wings : en
  • GB413160A - Reversing gear controlled by hydraulic gears or couplings : en
  • US1966172A - Method of and apparatus for lapping gears : en
  • AT138291B - Bearings for rolling bearings. : de en
  • US1965774A - Bathing machine : en
  • US1965788A - Table and mirror for automobiles, airplanes, and the like : en
  • US1966373A - Garment hanger : en
  • US1966417A - Stenciling attachment for platen presses : en
  • US1965937A - Variable displacement pump : en
  • CA342875A - Hydraulic transmission gear : en fr
  • US1966259A - Package winding machine : en
  • AT138185B - Machine for braiding or weaving corrugated wire mesh. : de en
  • US1965731A - Explosive composition : en
  • US1965858A - Means for preventing clogging of coin controlled devices : en
  • US1966237A - Storage battery separator : en
  • CA342884A - Electric plug : en fr
  • US1965685A - Trailer coupler : en
  • US1966419A - Production of hydraulic cement : en
  • AU1330533A - Improvements relating to telephone systems : en
  • CH170408A - Process for treating the spun material in the production of rayon from viscose solution. : de en
  • AT138251B - Reflector for car headlights. : de en
  • DE600047C - Phonogram carrier : de en
  • CA342889A - Coin controlled dispensing machine : en fr
  • CH170489A - Barrel coupling for machine guns and the like. : de en
  • CH170680A - Process for the preparation of an oxynaphthetriazole. : de en
  • DE600056C - Compression refrigeration machine : de en
  • FR767241A - Wood wool ball for cleaning floors : en fr
  • AU1330233A - Improved mouthpiece for telephones and the like : en
  • FR767037A - Apparatus for making cigarettes : en fr
  • US1966043A - Cowling ring : en
  • US1966234A - Plugging contact : en
  • US1965767A - Hat construction : en
  • US1965979A - Tabulating machine : en
  • US1966171A - Hand operated lock : en
  • USD92773S - Design fob embroidered lace edging : en
  • USD92737S - Design for a shoe : en
  • USD92690S - Design for an outdoor electrical : en
  • FR767157A - Improvements to speedometers and similar instruments : en fr
  • FR43553E - Monoplane plane : en fr
  • DE599944C - Gluehkoerpertraeger : de en
  • CH170472A - Method for hardening photographic gelatin layers. : de en
  • US1965793A - Aeroplane control device : en
  • US1965985A - Combined hitching and power takeoff mechanism : en
  • US1966174A - Brassiere : en
  • AT138201B - Method for producing a floor covering. : de en
  • CA342957A - Organic acid : en fr
  • DE599911C - Manufacture of collectors with copper segments embedded in an insulating compound : de en
  • US1965663A - Rake cleaner : en
  • US1965911A - Toy : en
  • USD92707S - Design for a space heater or article : en
  • CH170378A - Device for heating liquids, in particular for sterilizing milk. : de en
  • CH170687A - Process for the preparation of a dye of the triarylmethane series. : de en
  • AT138239B - Electrically heated hair curling device. : de en
  • DE599777C - Lifting device with hydraulically effected pivoting and lifting movement for motor vehicles : de en
  • DE599918C - Collapsible trestle table : de en
  • AT138163B - Box plates for electrical lead collectors. : de en
  • CA342934A - Can opening key making machine : en fr
  • US1965602A - Keyboard perforator transmitter : en
  • US1965799A - Dandelion killer : en
  • US1966112A - String galvanometer : en
  • US1966067A - Production of monocarboxylic acids and their derivatives : en
  • CA343010A - Anodic coating for zinc base metals : en fr
  • CH170545A - Machine for the step-by-step delivery of mortar, especially concrete, by pressing action. : de en
  • AT138226B - Cigarette box. : de en
  • CH170661A - Internal hub brake. : de en
  • GB413027A - Improvements in or relating to the connecting of metallic members by screwed joints : en
  • AT138299B - Device for cooling by means of cooling air passed through for flywheel magnets. : de en
  • CH170617A - Process for obtaining a therapeutically valuable compound of the heterocyclic series. : de en
  • CH170642A - Signaling device at traffic route crossings. : de en
  • AU1073933A - Improvements in rotary clothes drying hoists : en
  • AT138194B - Bed with an auxiliary bed that can be pulled out to the side. : de en
  • US1965604A - Process for improving aluminum alloy : en
  • US1965953A - Method of making protective sleeves : en
  • GB412996A - Improvements in and relating to fluid pressure servo devices : en
  • GB413250A - Screw-cutting die-heads : en
  • GB413345A - Improvements in the manufacture and production of resinous condensation products : en
  • US1966131A - Mining apparatus : en
  • CA343049A - Anaesthetic substance solution : en fr
  • CH170381A - Process for the production of concrete. : de en
  • CH170498A - Process for the production and reconversion of an image recording, in particular for purposes of television, image telegraphy, cinematography or the like, as well as an apparatus for its implementation. : de en
  • CH170402A - Device for stirring respectively. Whipping cream, eggs, sauces and the like. : de en
  • DE600087C - Circuit arrangement for telephone systems with dialer operation and a paging device : de en
  • FR767038A - Feather with reservoir : en fr
  • GB413093A - Method of making photographic prints : en
  • FR767190A - Improvements to photographic emulsions : en fr
  • GB413344A - Improvements in the manufacture and production of sulphuric esters of leuco compounds of vat dyestuffs : en
  • DE600040C - Process for the production of acetaldehyde from methane and carbonic acid : de en
  • GB413033A - Improvements relating to boxes for small articles : en
  • CA343017A - Elevator control apparatus : en fr
  • CH170613A - Process for the preparation of a medicament suitable for combating tuberculosis, etc. : de en
  • CH170455A - Process for the production of a new wool dye of the anthraquinone series. : de en
  • US1965619A - Apparatus for forming shaped bodies of ice cream : en
  • US1965884A - Proving calculating machine : en
  • US1965990A - Fender well wheel carrier : en
  • US1966227A - Traffic marker : en
  • AT138265B - Method of baking bread. : de en
  • CH170399A - Wooden furniture with frame and legs. : de en
  • CA342933A - Insecticidal, fungicidal and bactericidal composition : en fr
  • CH170459A - Process for wastewater purification using peat and a device for carrying out the process. : de en
  • DE599907C - Double or multiple plugs with plug pins rolled out of sheet metal : de en
  • DE600137C - Scraper device for cleaning the grooves of disc roller grates : de en
  • US1965791A - Radiocabinet : en
  • CH170369A - Weather protection device on doors and windows. : de en
  • CH170495A - Method of manufacturing loudspeakers. : de en
  • CH170652A - Device for locking the controls of a motor vehicle. : de en
  • AT138177B - Loading device. : de en
  • US1965956A - Production of hydrogenated aro : en
  • US1965927A - Plow : en
  • US1965967A - Slicing machine : en
  • FR767284A - Improvements in the assembly of loudspeakers for t devices. s. f. : en fr
  • US1965761A - Furnace stoker : en
  • US1966378A - Mechanism for operating baling presses : en
  • CH170650A - Motor vehicle trailers. : de en
  • DE600118C - First aid kit for vehicles, in particular for motor vehicles : de en
  • AT138218B - Machine for sorting, arranging and counting of round disks, sheet metal marks or the like and especially of coins. : de en
  • CH170437A - Dry culture of microorganisms and process for producing such. : de en
  • US1965824A - Machine for molding hollow rubber articles : en
  • US1966180A - Combined wrapping and slicing machine : en
  • CH170585A - Circuit arrangement with electron tubes. : de en
  • US1966423A - Method of and apparatus for trimming projecting fibers : en
  • US1965641A - Frequency multiplication : en
  • US1965695A - Braking device for automobiles : en
  • DE599796C - Process for the production of high calorific value gases from bituminous fuels in triple generators : de en
  • DE600019C - Electric handheld vacuum cleaner : de en
  • DE600083C - Device for supporting the metatarsal joint in footwear : de en
  • AT138288B - Device for the production of boxes or sachets open at one end. : de en
  • US1965800A - Syringe case : en
  • US1965708A - Vapor vacuum heating system : en
  • US1966386A - Method and means of transposing signals from one code to another : en
  • CH170683A - Process for the preparation of a mixture of benzimidazole derivatives. : de en
  • AT138213B - Device for forwarding cigarettes from the storage chamber and for stacking them in regular columns. : de en
  • FR767149A - Advanced fire extinguisher gun : en fr
  • GB413263A - Improvements in and relating to methods of manufacturing electrical insulating material : en
  • US1965782A - Straw rack : en
  • AT138254B - Device for automatically setting and maintaining the correct position of rotating belts and webs. : de en
  • DE599912C - Device for suppressing alternating currents in systems with pulsating direct current : de en
  • CH170670A - A method and apparatus for the manufacture of drawn glass tubes. : en fr
  • CH170477A - Ski binding. : de en
  • CH170519A - Process for manufacturing boxes, in particular applicable to the manufacturing of matchboxes, finished and labeled, installation for implementing this process and box obtained according to this process. : en fr
  • US1966075A - Coke oven door machine : en
  • AU1333333A - Improved methods and apparatus for annealing alloys : en
  • CA343057A - Knitting mechanism : en fr
  • CH170695A - Automatic switch. : de en
  • US1966142A - Autographic register : en
  • AT138256B - Dressing material or sewing thread material loaded with finely divided silver for wound treatment. : de en
  • CH170430A - Double collar. : de en
  • AT138289B - Boiler feed device with several injectors. : de en
  • CA342946A - Cast metallic denture : en fr
  • US1965909A - Automatic train pipe connecter : en
  • CH170532A - Method and device for controlling oil clutches. : de en
  • CH170693A - Ignition device with device for adjusting the ignition timing. : de en
  • FR767229A - Automatic braking mechanism applicable to lifting and handling devices and in particular to unloaders of animal drawn fodder and grain : en fr
  • CH170371A - Device for generating waves by means of floating bodies that can be moved vertically up and down in the water. : de en
  • CH170482A - Table game based on the soccer game. : de en
  • CA342902A - Mail covering : en fr
  • AT138151B - Discharge tube for generating ultra-short waves. : de en
  • DE599780C - Drive device for opening and closing a door : de en
  • DE600052C - Device for brushing sheet metal, in particular thin sheet metal : de en
  • US1965723A - Automobile doorlock : en
  • US1966102A - Apparatus for the electrolytic treatment of liquids : en
  • US1966146A - Clutch withdrawal collar : en
  • CH170473A - Process for color rectification in the projection of color photographs with microscopic chromogenic elements and device for implementing this process. : en fr
  • CH170616A - Process for obtaining a therapeutically valuable compound of the heterocyclic series. : de en
  • CA343042A - Paper feed mechanism : en fr
  • CH170416A - Feeding device for looms with automatic bobbin change. : en fr
  • DE599984C - Cup-shaped shot insert for hunting cartridges : de en
  • US1966381A - Outboard motor : en
  • CA343058A - Knitting mechanism : en fr
  • CH170510A - Automatic device used to perform substantially instantaneous electrical resistance welding. : en fr
  • US1965954A - Head for golf clubs : en
  • US1965644A - Carrier or stretcher : en
  • US1965760A - Flux wash for galvanizing : en
  • US1966130A - Brake drum : en
  • US1966208A - Control system : en
  • FR767071A - Process for the manufacture of wood cellulose : en fr
  • US1965903A - Railway equipment : en
  • US1966004A - Process of and apparatus for the manufacture of artificial ribbons, etc. : en
  • USRE19235E - Electrical apparatus : en
  • CH170469A - Tricolor camera. : de en
  • CA343001A - Horn : en fr
  • GB413211A - Improved wrapping machine : en
  • CH170563A - Electrically heated steam boiler for heating with alternating current. : de en
  • CH170672A - Heating installation using heavy oil. : en fr
  • US1966095A - Roller bearing : en
  • US1965819A - Inspection machine : en
  • US1966322A - Method and apparatus for photographic printing : en
  • FR767020A - Pipe assembly process : en fr
  • CA342882A - Maple syrup processing : en fr
  • CA343034A - Rolling mill chute device : en fr
  • AT138162B - Device for avoiding reboiling in electrical lead collectors. : de en
  • US1965730A - Well casing protector : en
  • US1965887A - Antiskid chain : en
  • CH170547A - Centrifugal machine, in particular a water turbine, with a hollow shaft and movable impeller blades. : de en
  • AT138173B - Filament holder in tubular electric light bulbs. : de en
  • US1965923A - Base-exchange body : en
  • CA342925A - Spoon support for containers : en fr
  • FR43556E - Device for controlling the ignition and supply of the burners of liquid fuel stoves : en fr
  • GB413240A - Process for the production of magnesia from dolomite : en
  • US1965643A - Grinding mill and process of operating it : en
  • CA343062A - Tower anticlimbing device : en fr
  • CH170485A - Gas-operated firearm. : de en
  • AT138228B - Rope climbing device. : de en
  • US1965660A - Radio apparatus : en
  • AT138207B - Pyrophoric lighter, especially for pipes. : de en
  • AT138252B - Process for the preparation of ester-like wetting agents, foaming agents and dispersants. : de en
  • CA342989A - Benzyl cellulose : en fr
  • DE599924C - Quick butterer : de en
  • CA342992A - Sheet material package : en fr
  • CA342955A - Carboxylic acid : en fr
  • US1965677A - Carriage feed mechanism : en
  • US1966399A - Gas burner support : en
  • USD92746S - Design for a shoe : en
  • DE599930C - Balloon shooting amusement machine : de en
  • FR767088A - Motor device : en fr
  • US1965616A - Automatic control of the processing of materials : en
  • DE599960C - Process for making divisions : de en
  • GB413174A - Improvements in and relating to the manufacture of electrically heated cooking plates : en
  • FR767286A - Case for the transport of coins and similar coins : en fr
  • GB413038A - Improved means of control for regenerative electric motors : en
  • GB413244A - Improvements in or relating to mixing machines : en
  • GB413305A - Improvements in means for aerating water or other liquid as it is supplied to or discharged from a filter : en
  • DK48968C - Process for the Preparation of a Porous, Bound Mass of Calcium Sulfate (Stucco) of the Anhydrite Type with Accelerators. : da en
  • FR767210A - Printing process using metals : en fr
  • FR767235A - Process for vulcanizing rubber and the like : en fr
  • GB413270A - Improvements relating to printing surfaces : en
  • GB413239A - Improvements in or relating to the construction of side car chassis for vehicles such as motor cycles : en
  • FR767145A - Improvements in the purification of lactic acid and lactates : en fr
  • CA343039A - Hydrocarbon processing : en fr
  • CH170527A - Locking device to prevent loosening of parts screwed together. : de en
  • FR767069A - Improvements to carbon brushes : en fr
  • FR767323A - : fr
  • US1966210A - Process of electric flash welding : en
  • US1965886A - Bottle carrier : en
  • US1966320A - Apparatus for automatically delivering treasury notes and the like : en
  • CH170522A - Electric shaving machine. : de en
  • US1965808A - Fabricating machine for long stock : en
  • US1965981A - Printing control mechanism : en
  • US1965969A - Time recorder : en
  • CA342987A - Vehicle propulsion apparatus : en fr
  • CH170622A - Automatic fire extinguishing device for aircraft, motor vehicles and the like. : de en
  • FR43567E - Device for controlling electric discharge devices by means of a single direct current source : en fr
  • CH170379A - Electric heating cable. : de en
  • DE599901C - Movable driving lock release : de en
  • DE600004C - Heat treatment process for malleable white cast iron : de en
  • DE599899C - Process for the production of potassium metasilicate : de en
  • DE585149C - Hydraulic tilting device for power and manual operation, especially for trucks : de en
  • US1966273A - Seal for containers and method of producing the same : en
  • FR43596E - Reversing device for dry gas meters with valves : en fr
  • US1965566A - Separation of volatile constituents from crude soaps : en
  • US1965787A - Vacuum cleaner : en
  • US1965813A - Method and apparatus fob the puri : en
  • US1966009A - Ophthalmic mounting : en
  • USD92694S - Design fob a precious or semipre : en
  • AT138188B - Method for arbitrary distortion and equalization of alternating currents transmitted wirelessly or by means of lines, e.g. B. speech and signal alternating currents by means of superimposed interfering alternating currents. : de en
  • CA343060A - Fuse plug : en fr
  • GB413287A - Improvements in electric motors : en
  • CH170462A - Method for the application of ink to at least certain regions of a support, and apparatus for its implementation. : en fr
  • US1965893A - Method of producing perforated paper : en
  • US1966274A - Method of and apparatus for filtering fluids : en
  • USD92720S - Design fob a laboratory burneb base : en
  • DE595295C - Hydraulic tilting device, especially for motor vehicles : de en
  • CH170604A - Electric lighting device. : de en
  • DE600100C - Device for the production of capacitors from thin metal foils and dielectric layers, in which a roller is resiliently pressed against the winding during winding : de en
  • DE599846C - Electrical contact regulators, in particular temperature regulators : de en
  • DK48974C - Device for Continuous Squeezing of Metal Pipes and similar Serving Apparatus. : da en
  • GB413232A - Improvements relating to alternating current motors : en
  • GB413022A - Improvements in or relating to devices for use in lubricating engines and pumps : en
  • FR767185A - Electrical oscillation amplification assembly comprising thermionic amplifier tubes with one or more grids : en fr
  • GB413265A - Improvements in or relating to methods of preparing meat products, and the products resulting therefrom : en
  • DE599842C - Traveling grate firing with several underwind chambers and increased air supply towards the end of the grate : de en
  • DE599878C - Device for sewing machines for raising the presser rod : de en
  • GB413040A - Improvements in or relating to shuttle guards for looms : en
  • US1965659A - Web feed means : en
  • US1966204A - Bag frame : en
  • FR767039A - Game of skill in the form of billiards with holes not surrounded : en fr
  • FR767171A - Protection device for objects thrown from a moving mobile : en fr
  • CH170561A - High pressure feed water preheaters, especially for locomotives. : de en
  • DE599890C - Device for the operation of electrical generators with regulation according to a normal voltage vector : de en
  • US1965598A - Interchangeable partition : en
  • US1966324A - Extension water tower : en
  • DE600046C - Process for the production of corrosion-resistant protective coatings on aluminum or aluminum alloys : de en
  • US1965784A - Dual plug socket : en
  • US1965961A - Production of unsaturated fatty acids : en
  • FR767040A - Folding billiard table : en fr
  • GB413000A - Improvements in or relating to elapsed time recorders for use in telephone or like systems : en
  • GB413048A - Improvements relating to eesistance wire for electric fires, heaters and the like : en
  • GB413080A - Improvements in tipping buckets for aerial rope-ways : en
  • US1965779A - Dough working machine : en
  • CA343009A - Anodic coating for zinc base metals : en fr
  • GB413099A - Improvement in pockets : en
  • GB413110A - Improvements in ignition apparatus for aeroplane engines : en
  • GB413016A - A process for the production of derivatives of albumin cleavage products : en
  • CA342958A - Carboxylic acid : en fr
  • GB413121A - Improvements in brush stock drilling and filling machines : en
  • GB413241A - Improvements in or relating to self-filling fountain pens : en
  • US1966230A - Frequency measuring system : en
  • US1966297A - Regulator for electric circuits : en
  • US1966313A - Photographic camera shutter retard : en
  • US1966039A - Joint forming means for return bends and the like : en
  • GB413132A - Double stroke cold header : en
  • DE600974C - Cap stiffener and process for its manufacture : de en
  • US1965640A - Coupling system : en
  • US1965734A - Printing press roller socket : en
  • US1965672A - Door retainer : en
  • US1966350A - Dispensing funnel for containers : en
  • US1965747A - Typographical machine : en
  • FR767124A - Centrifugal separator for liquids of different densities : en fr
  • GB413041A - An improved method and apparatus for extracting fats, oils and the like : en
  • GB413192A - A method and device for distributing coal : en
  • US1965710A - Photomechanical resist : en
  • US1966250A - Automatic blowtorch : en
  • US1966361A - Paper machine : en
  • USD92765S - Design for an electric range : en
  • US1965964A - Radio tube connecter : en
  • US1966219A - Photo-electric tube : en
  • USD92727S - Design fob a shoe : en
  • CH170484A - Apparatus for regulating the firing range. : en it
  • DE600095C - Vacuum converter for mobile systems, especially vehicles : de en
  • FR767099A - Elastic bottom for furniture : en fr
  • US1966422A - Locking and operating device for doors : en
  • US1966121A - Lithographing plate cylinder : en
  • DE600013C - Banana pin : de en
  • DE600113C - Lubricating body connected to a pressure lubrication line for axle journals, especially roll journals : de en
  • CH170480A - Process for making playing cards. : de en
  • GB413334A - Improvements in or relating to sliding clasp fasteners : en
  • US1965597A - Interchangeable partition : en
  • US1965872A - Rotary pump or the like : en
  • DE599789C - Flush toilet bowl : de en
  • DE600147C - Device for generating a protective gas : de en
  • FR767183A - Automotive window : en fr
  • FR767142A - Propulsion machine : en fr
  • US1965959A - Production of stoving lacquers : en
  • US1966300A - Aircraft : en
  • CA342894A - Anti-glare shield : en fr
  • GB413210A - Improvements in pneumatic separators for pulverised solid materials : en
  • GB413283A - Vulcanization of rubber : en
  • US1965607A - Knitted fabric : en
  • US1965568A - Apparatus for scrubbing and treating gravel : en
  • US1965691A - Lubricating device : en
  • US1966120A - Device for gas filled luminous tube systems : en
  • CH170549A - Radially pressurized steam turbine. : de en
  • US1965615A - Suction cleaner : en
  • US1965750A - Coffeepot : en
  • USD92738S - Design for a shoe : en
  • US1966248A - Method of welding and setting pipe in wells : en
  • GB413148A - Improvements in containers for dispensing measured quantities of granulated or powdered substances : en
  • US1965955A - Curb service tray : en
  • CH170487A - Dismountable stand for machine guns. : de en
  • DE599490C - Sewing machine for pricking at least two overlapping lengths of fabric : de en
  • DE600084C - Process for the production of sintered hydraulic binders : de en
  • CH170373A - Dustbin liner. : de en
  • DE599936C - Rotary crane with fixed or movable boom : de en
  • GB413029A - Improvements in apparatus for the objective determination of the refraction of the eye : en
  • GB413063A - Improvements in cuff-links : en
  • FR767112A - Improvements to electric heating utensils : en fr
  • US1965838A - Golf practice apparatus : en
  • FR767300A - Device for adjusting static rectifiers, inverters or converters with arc cathode or incandescent cathode and discharge in gas or vapor atmosphere : en fr
  • GB413176A - Improvements in and relating to electric phase shifting circuits : en
  • GB413295A - Improvements in or relating to electric cables : en
  • US1965772A - Electric clock motor : en
  • FR767130A - Improvements to parachutes for elevators, window frames, etc. : en fr
  • US1965587A - Gaseous electric discharge device and method of making the same : en
  • US1966246A - Flexible drive mechanism : en
  • US1966302A - Reclamation of mixed organic acid esters of cellulose : en