• AU114705B2 - Improvements in absorption refrigerating apparatus : en
  • US2275078A - Receptacle : en
  • US2274681A - Winding mechanism and method : en
  • US2274905A - Method for dehydration and curing of vegetable materials : en
  • US2274981A - Tool : en
  • USD131490S - Design for embossed paper or the like : en
  • US2274871A - Creep check : en
  • FR870203A - Potato harvester improvements : en fr
  • US2274772A - Clothes rack : en
  • US2275192A - Control system : en
  • US2275400A - Coke oven door : en
  • US2274799A - Carton opener : en
  • US2275316A - Apparatus for sending and recording time impulses : en
  • US2275371A - Shock absorbing structure for airplane landing gears : en
  • DE718084C - Arrangement for spark extinction : de en
  • US2274903A - Electrical prospecting apparatus : en
  • US2275095A - Method and means for leveling and hardening thin gauge metals : en
  • US2275008A - Polymeric materials : en
  • US2274879A - Mine car bumper and draft gear : en
  • US2274743A - Air impeller device : en
  • DE718177C - Check valve for cooling water pipes for surface condensers : de en
  • CA403268A - Composite machine element manufacture : en fr
  • US2274801A - Process of distilling higher fatty acids : en
  • US2274915A - Pinless diaper : en
  • US2275159A - Method of making sails, awnings, or tents : en
  • US2274980A - Adjustable cuff for garments : en
  • CA403233A - Bi-rotary engine : en fr
  • FR870182A - Fixing for plates : en fr
  • US2274758A - Crushing mechanism : en
  • GB543566A - Manufacture of polymeric materials derived from monomeric unsaturated organic amides or imides : en
  • DE718140C - Switch with thermal release : de en
  • FR870164A - Method of restitution of normal photophonic recordings and in opposition : en fr
  • FR870258A - Process for the preparation of very strong yarns and artificial fibers made of viscose : en fr
  • US2275028A - Television receiver : en
  • US2275137A - Method of and means for determining the angular relation between wheel axes : en
  • FR870144A - Device intended for controlling the scale index for adjusting radio-electric devices : en fr
  • AU255941A - Method of treating cereal grains : en
  • CA403179A - Radio signalling system : en fr
  • CA403205A - Abrasive article : en fr
  • US2275154A - Method for making capsules : en
  • US2275183A - Toilet accessory : en
  • DE718170C - Process for the production of lead powder containing copper : de en
  • US2274689A - Hydrometric gauging cup : en
  • DE718107C - Motorized turntable ladder : de en
  • DE718123C - Process for the manufacture of parchment tubes : de en
  • US2275185A - Lubricating device and spray gun : en
  • US2275264A - Production of lubricants : en
  • DE718157C - Process for the production of corrosion-resistant coatings on metals, especially iron and steel : de en
  • DE718193C - Clamping device for vibration testing machines : de en
  • DE718268C - Device for the step-by-step advancement of a receiver through series of current impulses : de en
  • GB543538A - Process and apparatus for carrying out reactions : en
  • FR870078A - Further training in the manufacture of spectacle frames : en fr
  • FR870270A - Common coupling of radio broadcast receivers or radio transmission by wire to a common transmitter station : en fr
  • GB543645A - Improvements in protective armouring : en
  • US2274652A - Brace or like article : en
  • US2275188A - Double aged copper base alloys : en
  • US2274994A - Power take-off : en
  • US2275380A - Rotary weeder for single row cultivators : en
  • US2274798A - Electrical fixture : en
  • CA403183A - Corrective nutriment : en fr
  • US2274912A - Garter : en
  • AU114732B2 - Circuit arrangement for amplifying electric oscillations : en
  • DE718272C - Expandable sheet metal jacket for the production of site posts made of concrete or another building material : de en
  • FR870104A - Process for the agglomeration of materials such as, in particular, vegetable charcoal or mineral charcoal, and products obtained by this process : en fr
  • FR870145A - Radio-electric transmitter device applicable to navigation guidance : en fr
  • GB543511A - Improvements in or relating to vibration insulators : en
  • DE718076C - Push-pull switching of photocells for photocell amplifiers with single-phase input : de en
  • FR870248A - Flying device : en fr
  • DE718182C - Dielectric for electrical capacitors : de en
  • FR870247A - Process for the preparation of synthesis gas in the blast furnace : en fr
  • FR870217A - Telecommunications conductor with air space isolation : en fr
  • DE718073C - Process for extracting iron flakes from ores and other ferrous substances in a rotary kiln : de en
  • DK59527C - Regulator, by which the air flow in a duct is regulated according to the back pressure. : da en
  • US2274684A - Filter medium and filter body made therefrom : en
  • US2274730A - Weatherproofed glazed panel : en
  • FR870291A - Anode for roentgen tubes traversed by radiation in the direction of the tube axis : en fr
  • FR870186A - 1,1'-Dihydroxyazo dyes and method of preparing these dyes : en fr
  • DE718168C - Process for the continuous production of alkali azides : de en
  • FR870118A - Three-knife machine for trimming book slices : en fr
  • CA403229A - Knitting machine take-up : en fr
  • US2275220A - Method of and apparatus for making closure caps : en
  • US2274958A - Machine drive and control therefor : en
  • US2275197A - Control system : en
  • US2275124A - Azo dye : en
  • USRE22044E - Observation unit for bees or the : en
  • US2275301A - Coupling : en
  • US2275014A - Adjustable roof scaffolding support : en
  • US2275310A - Method and means for repairing valve seat ports : en
  • DE718174C - Facility for carbonless bookkeeping : de en
  • DE718287C - Process for producing low-alcohol or non-alcoholic beverages : de en
  • US2274773A - Form tie : en
  • US2275090A - Wearing apparel : en
  • DE718274C - Method of making shaving brushes : de en
  • DK59533C - Open connecting rod head for piston machines. : da en
  • US2274688A - Shock absorber : en
  • US2275402A - Flame hardening of shafts : en
  • FR870077A - Carbonization of wood for gasifiers : en fr
  • FR870057A - Wood gasifier : en fr
  • US2275163A - Electrical wire connector : en
  • FR870259A - Process for the production of condensation products with a high degree of polymerization : en fr
  • DE718225C - Brassiere : de en
  • US2274638A - Telautograph system : en
  • USD131464S - Glass sherbet or article op similar nature : en
  • US2275195A - Gin pole : en
  • US2274870A - Burglar alarm : en
  • US2274965A - Refrigeration : en
  • US2274928A - Tire retaining clip for railway wheels : en
  • GB543644A - Improvements in and relating to the heating of buildings : en
  • FR870068A - Integrating colorimeter device : en fr
  • FR870256A - Process for color development of photographic material : en fr
  • DE718175C - Device for transferring printing originals moistened on the reverse side onto dry sheets : de en
  • GR9796B - FOLDING BED. : el en
  • US2274672A - Safety glass : en
  • US2274886A - Nasal respirator : en
  • US2275042A - Drier control : en
  • FR870159A - Machine tool with a column and with an arm that can be raised and lowered : en fr
  • GB543624A - Improvements in apparatus for heating liquids : en
  • GB543617A - Improvements in or relating to tell-tale devices for telegraph systems : en
  • FR870199A - Support device for an attached device connected to a motor vehicle, in particular to a vehicle fitted with endless chains or treads : en fr
  • AU114722B2 - Improvements in and relating to the supply and delivery of liquid Sunder pressure : en
  • US2275089A - Sliding door lock : en
  • DE718288C - Process for the production of oxalic acid : de en
  • DE718252C - Process for the production of hydrogen sulfide-resistant galvanic silver coatings : de en
  • FR870187A - Process for preparing nitrogenous polymerized substances and products obtained by this process : en fr
  • DE717969C - High pressure lubricant : de en
  • DE718137C - Ballast rectifier for the connection of direct current broadcasting devices to an alternating current lighting network with a grounded neutral conductor : de en
  • AU437240A - Transparent ruler for solving geometrical problems : en
  • US2275082A - Smoker's pipe : en
  • US2274797A - Valve mechanism for pneumatic sheet feeding devices : en
  • US2274822A - Dynamite improvement in water resistance by coating : en
  • DE718070C - Process for the acetylation of cellulose while maintaining the fiber structure : de en
  • US2274833A - Apparatus for wrapping armor on conductors : en
  • US2275293A - Container, display and dispenser : en
  • DE718214C - Tram tongue device with smooth entry and exit : de en
  • FR870285A - Winch with fine adjustment : en fr
  • US2275158A - Clutch operating mechanism : en
  • US2274985A - Lumber hook or the like : en
  • US2275207A - Fitting for post insulators : en
  • US2275237A - Indicating system : en
  • US2275276A - Stitch control means for seamless hosiery knitting machines : en
  • US2274940A - Squeeze cementing of wells : en
  • US2275122A - Piezoelectric crystal apparatus : en
  • AU67441A - Improvements in or relating to stoppers for carboys, bottles, cans and like containers : en
  • CA403216A - Mosaic electrode : en fr
  • CA403275A - Picryl fluoride : en fr
  • US2275049A - Polish : en
  • CA403220A - Porous rubber article : en fr
  • AU258041A - Improvements in or relating tothe separation of solid materials of different specific gravities : en
  • FR870113A - Control device for forging hammers : en fr
  • DE718278C - Circuit for the automatic regulation of the frequency of a vibration generator : de en
  • DE718169C - Manufacture of titanium dioxide : de en
  • DE718154C - Connection of the shank bolt with the shank of a coupling for conveyor wagons, chains or the like secured against rotation and longitudinal displacement. : de en
  • DE718181C - Discharge vessel with light emission through a layer of solid, fluorescent materials spread out in a contiguous area : de en
  • DE718211C - Garbage truck with the dust removal system using suction mouthpieces : de en
  • CA403149A - Rail joint : en fr
  • US2274661A - Safety reflector assembly : en
  • USD131455S - Design fob a hair clasp : en
  • DE718156C - Process for coloring magnesium and magnesium alloys : de en
  • FR870175A - Salt bath oven for electrodes : en fr
  • CA403148A - Clay gun : en fr
  • CA403235A - Friction shock absorbing mechanism : en fr
  • DE718165C - Electrostatic separator with electrodes of opposite polarity : de en
  • GB543604A - Improvements in or relating to the manufacture of soaps and glycerine : en
  • DE718146C - Power supply to electrical heating resistors : de en
  • GB543547A - Improvements in or relating to machines adapted to apply levelling pressure to bottom portions of shoes : en
  • US2274934A - Bag structure : en
  • US2275202A - Pump for molten metal : en
  • US2275046A - Clutch : en
  • US2274961A - Process of producing wheel and axle assemblies : en
  • US2274973A - Container combination : en
  • US2275171A - Manufacture of styphnic acid salts : en
  • FR870299A - Transformer protection device : en fr
  • US2274913A - Means for passing cables and the like through structural wall members : en
  • FR870073A - Single or double acting motor particularly suitable for oscillating corridors : en fr
  • FR870231A - Injection gun working with compressed air for oil and other liquids : en fr
  • CA403156A - Dry or liquid material mixing appliance : en fr
  • FR870085A - Quick-adjust gas turbines : en fr
  • GB543648A - Improvements relating to piston-rings and piston-ring grooves : en
  • US2275024A - Organic hexamethine compound : en
  • DE718128C - Sealing pliers : de en
  • US2274908A - Filing apparatus : en
  • US2275351A - Pipe bit : en
  • US2274796A - Roller mounting : en
  • DE718240C - Device for parallel connection and short-circuiting of the working branches of multi-pole high-frequency welding generators : de en
  • US2274723A - Automatic lock slider : en
  • US2274736A - Pressure-starting vapor heating system : en
  • US2274967A - Evaporator for refrigerating systems : en
  • DE718089C - Electrolyte for electrolytic capacitors : de en
  • FR870284A - Speed variator : en fr
  • US2275050A - Subframe for motor vehicles : en
  • CA403165A - Invertible spectacles frame : en fr
  • US2275328A - Surgical operating table : en
  • US2274668A - Locking means for servomotors : en
  • US2275336A - Means for joining scored sheets and breaking along scored lines : en
  • DE718273C - Slingshot, especially for laundry : de en
  • DK59536C - Method for making a folded sheet of material, in particular for blinds or similar screens, and a machine for carrying out the method. : da en
  • US2274938A - Control circuit : en
  • DE717897C - Device for adjusting the cylinders of printing machines, in particular the printing cylinder of rotogravure printing machines : de en
  • FR870160A - Fastening system, to their drive part, for rotating levers having elasticity in the direction of their axis of rotation : en fr
  • US2274872A - Lid fastener : en
  • US2275245A - Feeding mechanism for shaker or jigging conveyers : en
  • FR870054A - Improvements to gasifiers : en fr
  • GB543609A - Improvements in or relating to undercarriage legs for aircraft : en
  • GB543623A - Improvements in screws and the like : en
  • GB543578A - Improvements in dental apparatus : en
  • CA403281A - Aerial navigation machine : en fr
  • US2274875A - Electromagnetic motor : en
  • US2275105A - Grating structure : en
  • US2275100A - Gear formation : en
  • US2275007A - Supporting hook : en
  • FR870245A - Distribution mechanism controlled by a thermal switch : en fr
  • FR870240A - Method for tuning radio-electric devices and tuning device for implementing this method : en fr
  • DE718117C - Spotting device for large dies, e.g. for drawing presses with removable baer, drop hammers and. like : de en
  • FR870106A - Drill bit for drilling hard rock : en fr
  • FR870229A - Method for the rapid determination of the nitrogen content of iron, steel and their alloys : en fr
  • US2275004A - Shaft coupling : en
  • US2275037A - Panel section : en
  • US2275178A - Treatment of hydrocarbons : en
  • DE718183C - Arrangement of two gas or vapor discharge paths with control electrodes : de en
  • FR870109A - Wheel with straight spokes made of metal wire, especially for motorcycles : en fr
  • GB543646A - Improvements in protective armouring : en
  • CA403206A - Building wall : en fr
  • GB543618A - Improvements in and relating to piston pumps : en
  • FR870252A - Liquid spraying device for gas washing or cooling devices : en fr
  • GB543663A - Improvements in adjustable reflectors for electric lamps : en
  • US2274849A - Dispenser and closure for containers : en
  • US2275070A - Aluminum-beryllium alloy : en
  • US2275139A - Method of treating motion picture films : en
  • GB543549A - Improvements in or relating to centrifugal force-operated friction clutching devices : en
  • US2275257A - Hamper : en
  • US2275069A - Bunch builder attachment for winding machines and the like : en
  • GB543513A - Improvements in or relating to record controlled apparatus : en
  • US2274978A - Roll paper cutter : en
  • FR870191A - Device for the radiation of electro-magnetic waves in space : en fr
  • FR870238A - Bonding process and agents intended for the implementation of this process : en fr
  • FR870298A - Improvements to rotary compressors : en fr
  • GB543573A - Improvements in or relating to method of making rigid headed metal articles, particularly hollow poppet valves, and the improved articles resulting therefrom : en
  • GB543597A - Improvements in pyrometers for measuring the temperature of liquid baths : en
  • USD131498S - Vogl vise : en
  • DE718114C - Ring roller press : de en
  • US2275080A - Machine for making concrete casings : en
  • US2275385A - Alkyl esters of 3-methyl-delta4-tetrahydrophthalic acid : en
  • DE718179C - Cover for transport trolley : de en
  • DE718249C - Device for connecting components : de en
  • GB543608A - Improvements in pressure cabin aircraft : en
  • GB543529A - Improvements relating to pipe joints : en
  • US2274805A - Piston ring assembly : en
  • DE683681C - Pin for temporary holding and easy changing of clothing buttons : de en
  • GB543572A - Improved device comprising artificially-cooled blocking-layer electrode systems : en
  • CA403231A - Corned beef : en fr
  • US2274655A - Aerial multimine : en
  • US2275349A - Light weight floor construction : en
  • FR870269A - Hopper shutter, especially for fine granular materials : en fr
  • US2275064A - Method and apparatus for feeding, registering, and cutting web material : en
  • US2274969A - Valve : en
  • US2275329A - Stoneworking machine : en
  • FR870188A - optical element : en fr
  • DE718188C - Leech attachment vessel : de en
  • DK59521C - Cover straps for concealed zippers and Procedure for the manufacture of concealed zippers using such a cover strap. : da en
  • FR870163A - Process for the preparation of washing, emulsifying, dispersing and cleaning agents : en fr
  • US2274744A - Insert tab for license plates : en
  • GB543607A - Pumps : en
  • FR870208A - Process for the production of formaldehyde condensation products : en fr
  • US2275393A - Tool : en
  • US2274673A - Lubricating composition : en
  • US2274785A - Duct joint : en
  • DE717653C - Process for the preparation of dialkyldi (oxyphenyl) ethylene compounds : de en
  • FR870151A - Filling tank : en fr
  • FR870066A - Control device : en fr
  • GB543612A - Improvements in or relating to rail car underframes : en
  • DE718277C - Arrangement for cooling ultrashortwave tubes in aircraft : de en
  • FR870193A - Process for the preparation of cyclopentenone derivatives : en fr
  • CA403282A - Can and key : en fr
  • CA403198A - Arc welding electrode : en fr
  • US2275032A - Manufacture of basic magnesium carbonate and heat insulation material comprising same : en
  • US2274713A - Post for jogging machines : en
  • AU48941A - Improvements in or relating to apparatus for operating hinged doors : en
  • FR870090A - Improvements in lens assembly : en fr
  • GB543620A - Improvements in or relating to acid proof cements : en
  • US2274968A - Blind cage valve : en
  • CA403258A - Fibrous material conditioning apparatus : en fr
  • CA403174A - Insecticide dispenser : en fr
  • DE718148C - Process for the production of Kuepen dyes : de en
  • FR870111A - Improvements to discharge tubes : en fr
  • FR870205A - Process for preparing polymerization products : en fr
  • DE717188C - Process and device for the production of hollow bodies and molded parts from molten ceramic masses by centrifugal casting : de en
  • DE718101C - Process and device for the electrolytic chrome plating of half-shells : de en
  • US2274726A - Manufacture of abrasive coated webs : en
  • US2275096A - Artificial plant : en
  • GR9799B - WATER GAS IMPROVEMENTS. : el en
  • US2274963A - Process for plating tin and tin alloys : en
  • US2275136A - Amplifier circuits : en
  • US2275233A - Method of making v-belts : en
  • AU114737B2 - Circuit-arrangement for transmitting electrical oscillations which comprises atleast one amplifier for amplitude-modulated oscillations : en
  • GB543561A - Fuel injection pump : en
  • US2274649A - Process for bleaching tobacco : en
  • US2275364A - Deep well and cistern automatic pumping plant : en
  • US2274835A - Method of constructing cylinders : en
  • US2275017A - Signaling system : en
  • US2274733A - Can body making machine : en
  • US2275166A - Power take-off for air circulating means : en
  • US2274641A - Suction roll : en
  • US2275346A - Gas lift valve and surface operating mechanism : en
  • FR870281A - Contact parts for the manufacture of electrical contacts with very high safety plugs, consisting of packages of springs and key-shaped plugs : en fr
  • US2274921A - Automatic phonograph : en
  • US2274941A - Implement for gathering objects from the soil : en
  • CA403147A - Rubber product : en fr
  • US2274714A - Folding box : en
  • CA403199A - Electric valve circuit : en fr
  • CA403257A - Mattress : en fr
  • CA403192A - Textile cleaning machine : en fr
  • AU140141A - Arrangement for modulating and demodulating electric oscillations : en
  • FR870219A - Mirror device used to observe the image on the frosted plate of cameras : en fr
  • US2275061A - Lapping machine : en
  • CA403223A - Seat construction : en fr
  • CA403239A - Fountain pen : en fr
  • US2274954A - High tension electric insulator and method of attaching a metal fitting thereto : en
  • US2275212A - Spool for adhesive tape : en
  • US2275035A - Roller skate construction : en
  • US2275168A - Electrode holder : en
  • US2275261A - Opacifier for enamels : en
  • AU114738B2 - Improvements in or relating to electric discharge tubes : en
  • DE718263C - Pressure medium brake for trailers : de en
  • AU277841A - An improved ticket stamping and issuing machine : en
  • CA403180A - Abrading machine : en fr
  • CA403176A - Can testing elevator : en fr
  • DE718246C - Multipart core : de en
  • US2275250A - Power transmission mechanism : en
  • CA403237A - Cellulosic product : en fr
  • FR870250A - Device for measuring time or a liquid or solid product : en fr
  • US2274892A - Automobile door pull : en
  • CA403143A - Picture projection screen : en fr
  • US2275198A - Coated metal wire : en
  • CA403224A - Locomotive driving box lubricator : en fr
  • US2275377A - Process of manufacturing motor fuel : en
  • SE103877C1 - Method of making an insulating layer of synthetic resin covering the head of a generator brush. : en sv
  • US2275106A - Circulation of heat treatment atmospheres : en
  • CA403187A - Telephone automatic switch : en fr
  • CA403245A - Shop display window glass : en fr
  • US2275025A - Dual wheel assembly : en
  • US2275230A - Pump : en
  • AU114719B2 - Improvements in television systems : en
  • CA403182A - Egg white processing : en fr
  • DE718132C - Device for changing the track width of rail vehicles : de en
  • USD131478S - Design for a light fixture : en
  • DE718167C - Driving clamp for deep boring bars : de en
  • FR870139A - Device for the transmission of movements, in particular of electric telewriting devices : en fr
  • US2274732A - Garment : en
  • DE718264C - Pressurized fluid brake operated by compressed air for trailers : de en
  • FR870177A - Means of protection against premature wear of stockings and socks : en fr
  • DE718094C - Process for bleaching raw, machine-made green vegetable fibers of all kinds : de en
  • AU260341A - Improvements in or relating to hardened lead alloys, particularly adapted for use in bearings : en
  • DE718134C - Loudspeaker arrangement with two loudspeakers and mushroom-shaped sound duct : de en
  • FR870183A - Brake drum, in particular for automobile cars : en fr
  • FR870225A - Process for manufacturing hollow glass bodies, in particular glass masonry elements : en fr
  • FR870234A - Automatic claw follower collar : en fr
  • FR870070A - Cable tensioning and anchoring device suitable in particular for the construction of prestressed concrete constructions : en fr
  • US2274907A - Process of making mosaic : en
  • US2275251A - Parallel straightedge device : en
  • FR870273A - Improvements to control systems : en fr
  • US2274808A - Bite wing for dental film packs and the like : en
  • GB543628A - Improvements relating to winches of hoisting and like machines : en
  • AU56741A - Improved absorbent tampon and method of making same : en
  • CA403184A - Typewriter desk or cabinet : en fr
  • FR870300A - Cylinder head for internal combustion engines : en fr
  • DE718289C - Control device for radio receivers : de en
  • DK59531C - Floors for stables and similar buildings composed of plates or boards of rubber. : da en
  • DE718106C - Winding device for sewing machines : de en
  • USD131493S - Design for a combined memorandum pad holder, ash tray, and supply receptacle : en
  • DE718207C - Two-armed door handle, especially for motor vehicles : de en
  • DE718074C - Attached loading table for industrial furnaces with doors that can be raised and lowered : de en
  • DE718215C - Display device for scales on radio sets with several columns of scales arranged next to one another : de en
  • GB543551A - Improvements in or relating to circular knitting machines of the links and links type : en
  • US2274953A - Sludge digester : en
  • US2275395A - Fuel burner : en
  • USD131472S - Design for a badge or similar article : en
  • US2274746A - Rectification system : en
  • FR870169A - : fr
  • US2275193A - Temperature control device : en
  • US2275181A - Process for hydrogenating hydrocarbons : en
  • GB543539A - Processes and apparatus for carrying out reactions : en
  • FR870125A - Purification process for sulfuric solutions : en fr
  • DE718067C - Rohrrücklaufgeschuetz with a pipe protruding over the cradle slide in the firing position to a great length : de en
  • FR870123A - Magnesite-based mortar : en fr
  • US2275109A - Building construction : en
  • US2275373A - Document case : en
  • US2274824A - Window ventilator wing : en
  • US2274918A - Lifting and portable moving iron : en
  • US2275269A - Wire-feeding device for heading machines : en
  • US2274809A - Vegetable washing and/or decorticating machine : en
  • US2275091A - Package opening device : en
  • DE718030C - Circuit for eliminating fluctuations in the measuring device display that arise when measuring electrical insulation and capacitance values of electrical line structures : de en
  • US2274857A - Brake : en
  • US2275254A - Directional radio transmitting and receiving system : en
  • US2274964A - Apparatus and method for resurfacing bearings : en
  • DE718082C - Rocker switch : de en
  • US2275104A - Grating structure : en
  • US2275326A - Tool bit and tool holder therefor : en
  • US2275348A - Cellulosic film and method of making : en
  • GB543640A - Improvements in electric discharge tubes utilising electron beams controlled by deflection : en
  • GB543517A - An improved firing mechanism for guns : en
  • US2274691A - Mold for shaping glass bulbs : en
  • FR870292A - Safety metering-mixer for gasifier engines : en fr
  • GB543660A - Improvements in or relating to electrical testing apparatus : en
  • DE718139C - Electrical switchgear : de en
  • US2274813A - Desk calendar device : en
  • DE718149C - Process for the production of Kuepen dyes : de en
  • GB543591A - A new or improved distance measuring device : en
  • US2274702A - Mechanical pench : en
  • US2274703A - Ironing table top : en
  • US2274711A - Hood latch : en
  • US2275321A - Hydraulic transmission device : en
  • US2274834A - Paper feeding means for accounting machines and the like : en
  • US2274878A - Lift device for doors : en
  • US2274759A - Telephone system : en
  • FR870069A - Heat recovery method and device for wood carbonization furnaces : en fr
  • GB543562A - Improvements in attachments for stapling machines : en
  • DE718126C - Slow beaters : de en
  • US2274951A - Panel manufacture : en
  • CA403155A - Fibrous material suspension treating method : en fr
  • CA403247A - Rail anchor : en fr
  • US2275062A - Plate printing : en
  • CA403241A - Coupling for tubes and pipes : en fr
  • FR870171A - Electromagnetic deflection and cathode ray concentration system : en fr
  • US2275303A - Automatic unloader for compressors : en
  • USD131459S - Design for a back fob combs : en
  • US2275128A - Hinge construction : en
  • AU114751B2 - Improvements in or relating to apparatus for electrically etching metallic articles : en
  • DE718066C - Device for securing a horizontally movable and swing-out window sash : de en
  • US2274663A - Relief valve : en
  • AU114778B2 - Improvements in or relating to flashlight lamps : en
  • US2275013A - Amides acylated with acylating agents containing a water solubilizing group : en
  • US2274697A - Meter structure incorporating pressure relieving devices : en
  • US2275205A - Rotary engine : en
  • US2275239A - Pigment paste : en
  • US2275368A - Temperature control system : en
  • US2275113A - Wiper for rolling mills : en
  • FR870166A - Method and device for producing laminar, uniform, directed currents in an electrically conductive liquid : en fr
  • GB543569A - Improvements in or relating to cinematograph projectors : en
  • GB543556A - Improvements relating to starting mechanism for internal combustion engines : en
  • GB543588A - Improvements in and relating to beehives : en
  • GB543650A - Improvements relating to screw-cutting lathes : en
  • GB543585A - Improvements in or relating to the ventilation of rooms and the like : en
  • DE718150C - Process for the germ-free preparation of surgical sutures : de en
  • FR870233A - Paper laundry manufacturing process : en fr
  • DK59528C - Rubber elastic ball bearing for bandages, orthopedic socks, hip and bust holders and double locks for flat knitting machines for their manufacture. : da en
  • US2274820A - Key case : en
  • US2274930A - Immersion heater for electrically heated domestic utensils and other appliances : en
  • US2275047A - Walking doll : en
  • DE718198C - Loading device for ovens, especially for enamelling ovens : de en
  • FR870084A - Improvements to the cathodes of thermionic tubes : en fr
  • US2275066A - Automatic pump controller : en
  • DE718236C - Synchronization circuit for card sets driven by more than two asynchronous motors : de en
  • AU121241A - Roller feet : en
  • AU183541A - Pneumatically operated clutch : en
  • CA403238A - Compressed wadding roll : en fr
  • US2274790A - Dispensing device : en
  • US2275107A - Radiator tank fitting : en
  • CA403190A - Power reverse gear : en fr
  • US2275190A - Water main cleaning device : en
  • US2275325A - Bearing seal : en
  • CA403177A - Thiourea-aldehyde product : en fr
  • AU114750B2 - Transparent ruler for solving geometrical problems : en
  • AU41441A - Radio receivers : en
  • US2275235A - Seal for containers : en
  • US2275060A - Table : en
  • US2274745A - Equipment to produce packaged rolls : en
  • AU114715B2 - Remote control device applicable for example to the adjustment of variable-length radio antennas : en
  • CA403222A - Vehicle wheel : en fr
  • CA403154A - Multiplex communication system : en fr
  • US2274640A - Incubator : en
  • US2274888A - Support for matter to be copied : en
  • CA403191A - Carbureter : en fr
  • CA403272A - Colouring method for filaments, threads, etc. : en fr
  • GB543602A - Improvements in or relating to electrical phase or time delay indicating or controlling circuits : en
  • AU114746B2 - Improvements in or relating to liquid fuel containers : en
  • US2275232A - Treating hydrocarbon fluids : en
  • US2275287A - Carrier controlled modulator : en
  • US2275191A - Stocking protector : en
  • US2274847A - Graining machine : en
  • AU114752B2 - Improved quick release coupling for pipes : en
  • DE718251C - Method for setting or determining the ignition or injection time in internal combustion engines : de en
  • GR9801B - LIQUID AND SALTS EXPORTED FROM LIGNITE AND INTENDED FOR PHARMACEUTICAL PURPOSES. : el en
  • FR870143A - Mount of talking capsules or telephone capsules : en fr
  • CA403193A - Strip metal coiler : en fr
  • DE718276C - Hand-operated tamper or rattle device, especially for road construction : de en
  • GB543590A - Improvements in or relating to apparatus for producing audible signals : en
  • US2274957A - Synchronous motor : en
  • AU114713B2 - Improvements in or relating to sewing machine cabinet : en
  • AU114731B2 - Roller feet : en
  • DE718135C - Circuit breaker : de en
  • US2274698A - Drill steel centralizer : en
  • US2274890A - Shoe heel : en
  • US2275119A - Clip construction : en
  • US2275135A - Butadiene extraction : en
  • FR870129A - Guidance of the suction air in the case of vehicle transmission mechanisms : en fr
  • US2274814A - Dental device : en
  • CA403196A - Sugar melt ph control : en fr
  • CA403234A - Bi-rotary engine : en fr
  • FR870065A - Loose-leaf binding : en fr
  • US2275289A - Coated material and method of producing same : en
  • USD131487S - Design fob an advertising device : en
  • CA403260A - Windshield cleaner : en fr
  • FR870097A - Oblique roller rolling mill for the production of tubes and tube blanks : en fr
  • US2274633A - Catalytically treating hydrocarbons : en
  • US2275023A - Thermionic valve circuit arrangement : en
  • US2274692A - Method for making covers for electric discharge tubes : en
  • US2275266A - Apparatus for treating, purifying, and separating molten metals : en
  • AU114707B2 - Scanning radio receivers : en
  • CA403210A - Small hole cutting machine : en fr
  • FR870198A - Synchronization device for a claw clutch, applicable in particular to gear changes with pinions of motor vehicles : en fr
  • FR870263A - Device for superimposing two electro-magnetic oscillations of ultra-high frequency : en fr
  • FR870121A - Improvements in engine cylinder cooling : en fr
  • DE717310C - Locking and sealing device for windows, doors, etc. like : de en
  • FR870131A - Suspension device for high voltage overhead lines : en fr
  • US2275273A - Ladder web : en
  • DE718237C - Device for accelerated switching of the polarities of electrical DC machines : de en
  • US2274901A - Device for showing the distribution of the intensity in a neutron beam : en
  • US2275088A - Manufacture of bessemer steel : en
  • US2275358A - Air conditioning device : en
  • US2274839A - Electrically heated hose : en
  • US2275148A - Method of preparing paper stock for application of a moisture-resistant material : en
  • US2274812A - Stocking : en
  • US2274859A - Radial brake : en
  • US2275143A - Time switch : en
  • US2274716A - Carboxylic acid amide derivatives and method of making : en
  • US2275040A - Circuit control mechanism : en
  • US2275277A - Locomotive power reverse gear equipment : en
  • DK59540C - Hardened Steel Filling Balls for Chrysanthemum Grenade Boxes. : da en
  • DE718202C - Electric musical instrument with pulsating tones : de en
  • FR870244A - Improvements to light sensitive layers : en fr
  • US2275118A - Alternating current braking circuit : en
  • US2275161A - Electroacoustic signaling device : en
  • CA403209A - Unsaturated acid : en fr
  • CA403236A - Price tag marking machine : en fr
  • DE718248C - Channel furnace for the heat treatment of glass plates : de en
  • GB543512A - Improvements relating to machines for automatically producing pressure-shaped articles, more especially tapered bore rivets : en
  • GB543598A - Improvements relating to the generation of high-tension current for electrically charged fences and the like : en
  • FR870110A - Spinning machine for the production of rayon in continuous work : en fr
  • GB543553A - An improved punching tool : en
  • DE718085C - Locking device for the runner of a Ferraris overcurrent time relay : de en
  • AU114742B2 - Method of treating cereal grains : en
  • US2274654A - Drain box for papermaking machines : en
  • US2274882A - Antenna operating reel : en
  • CA403171A - Cellulose drier heat control : en fr
  • FR870105A - Connection and branching device for cables with two or more conductors : en fr
  • DE718017C - Arrangement for recording several telegrams given simultaneously in batchwise multiple operation : de en
  • AU114745B2 - Improvements in or relating to hardened lead alloys, particularly adapted for use in bearings : en
  • CA403159A - Wireless reception disturbance reducing means : en fr
  • DE718262C - As a single-axle trailer tow vehicle for motor vehicles and. like : de en
  • US2275201A - Hand mirror and the like : en
  • US2274884A - Means for angularly mounting vehicle antennas : en
  • US2275234A - Electron diffraction camera : en
  • US2274874A - Process for treating fruits, etc. : en
  • US2274947A - Traction device : en
  • US2275313A - Statistical chart : en
  • US2275317A - Measuring and controlling apparatus : en
  • US2275383A - Composition of matter and method of making same : en
  • DE718138C - Wave meter for displaying received frequencies within a frequency band to be monitored : de en
  • US2274669A - Atomizer : en
  • DE718171C - Process for the production of esterification products : de en
  • DK59524C - Parabolic Reflector for ultra-short waves, especially decimeter waves. : da en
  • US2274768A - Drawbar : en
  • US2274816A - Ignition timer : en
  • US2275379A - Polyalkylene ether sulphonyl amides : en
  • CA403263A - Starch hydrolysis : en fr
  • CA403152A - Hernia truss : en fr
  • CA403278A - Binding agent and adhesive : en fr
  • AU48641A - Improvements in television systems : en
  • US2274666A - Diesel fuel : en
  • DE718210C - Method of making a mixture of cement and slag wool : de en
  • US2274950A - Washing machine drive : en
  • DE718093C - Process for the production of animal fibers : de en
  • CA403162A - Laundry shake-out tumbler : en fr
  • AU17441A - Improvements in or relating to apparatus for electrically etching metallic articles : en
  • CA403194A - Inventory control system : en fr
  • US2275344A - Measuring instrument, particularly an exposure meter : en
  • US2275259A - Mower : en
  • CA403202A - Television reproducer apparatus : en fr
  • FR870072A - Accumulator battery charge indicator : en fr
  • CA403172A - Tea processing : en fr
  • DE710960C - Ozone in a durable solid form : de en
  • DE718270C - Thread cleaner : de en
  • US2274887A - Apparatus for separating commingled stock : en
  • US2274955A - High tension electric insulator and method of coating same : en
  • DE718192C - Transport lock for vessel barometer : de en
  • AU260641A - Improvements in or relating to liquid fuel containers : en
  • CA403201A - Electric valve circuit : en fr
  • US2275263A - Apparatus for and method of controlling drift in lehrs : en
  • US2274632A - Process for purifying synthetic soaps : en
  • US2274829A - Elimination of spurious additions to radio signals : en
  • US2275362A - Lock : en
  • CA403211A - Speed control mechanism : en fr
  • US2274832A - Flexible coupling : en
  • US2274996A - Valve : en
  • DE718186C - Device for the simultaneous extraction of spinnable fibers and stem parts from hop stalks : de en
  • DE718097C - Induction gauge : de en
  • AU41541A - Scanning radio receivers : en
  • US2275043A - Universal animal trap : en
  • AU51141A - Improvements in or relating tothe production of concentrated slurries of magnesium hydroxide : en
  • CA403228A - Knitting machine : en fr
  • US2275323A - Refrigerating apparatus : en
  • US2274729A - Glass handling apparatus : en
  • US2275027A - Electron discharge tubes and circuits therefor : en
  • FR870211A - Highly active catalysts to produce hydrocarbons by hydrogenation of carbon monoxide : en fr
  • FR870242A - Process for obtaining zinc coatings on iron and steel by fire zinc plating : en fr
  • US2275086A - Ladder : en
  • US2275248A - Knitted fabric : en
  • US2275311A - Process for nuclear alkylation of amino phenols and product thereof : en
  • FR870081A - Shelters for parking bicycles : en fr
  • DE718178C - Device for filling gas bottles : de en
  • FR870178A - Welding gun for electrical spot welding, resistance : en fr
  • GB543657A - Improvements in or relating to rolling mills : en
  • US2274740A - Working barrel support : en
  • FR870150A - Adjustable side window for motor cars : en fr
  • FR870154A - Device for reducing heat flow out of furnaces used for hot tensile and endurance tests : en fr
  • US2275345A - Removable gas lift apparatus in oil wells : en
  • DE718267C - Optical arrangement for room protection systems : de en
  • FR870142A - Improvements in chromogenic development processes, color developers and photosensitive products for color photography : en fr
  • FR870195A - Dividing apparatus applicable to grinding machines for spur gears, grooved shafts and the like : en fr
  • US2274694A - Eye structure for dolls : en
  • US2275226A - Connector : en
  • GB543565A - Method of and apparatus for reproducing a television picture with a cathode ray tube and separate light source : en
  • GB543544A - Improvements relating to stabilisers for motor fuels and to their use : en
  • USD131458S - Design for a brooch or similar article : en
  • FR870280A - Process for the preparation of dihydrophyridone derivatives : en fr
  • GB543627A - An improved method for the protection of steel containers against corrosion : en
  • FR870117A - Manufacture of insulating materials and the like : en fr
  • DE718095C - Device to prevent overloading in the event of a rope break on a loading system : de en
  • DE718282C - Arrangement of wire hooks as a connector for conveyor belts and drive belts : de en
  • GB543630A - Improvements in or relating to suction cleaners : en
  • GB543555A - Improvements in or relating to fluid pumps, motors, and the like : en
  • DE708285C - Process and device for the production of endless drive belts from cellulose derivatives and polymers : de en
  • AU114710B2 - Improvements in filters : en
  • FR870055A - Electric heater : en fr
  • GB543635A - Windscreen wiper : en
  • FR870157A - Oven with rolling hearth : en fr
  • US2274754A - Trailer : en
  • US2274883A - Means for operating radio antennas : en
  • US2275360A - Rotary rake attachment : en
  • GB543571A - Improvements in or relating to electric discharge devices : en
  • GB543668A - Improvements in or relating to sealing doors for kilns and other large containers : en
  • DE718163C - Lateral sealing device for sinking rollers : de en
  • GB543629A - Method and means for remote detection of bombs and fire : en
  • DE718253C - Drive the roller pairs arranged in the metal bath and the fat tank of tinning machines : de en
  • FR870295A - Automatic electric arc welding device with long coated electrodes : en fr
  • US2274852A - Paper making apparatus : en
  • US2275374A - Playing ball : en
  • US2275010A - Glass tank : en
  • US2275038A - Airplane wing : en
  • CA403186A - Sausage linking machine : en fr
  • FR870220A - Stereoscopic image support : en fr
  • US2274843A - Pouring and closing cap for receptacles : en
  • US2275353A - Folding leg structure : en
  • US2275372A - Shock absorbing structure for airplane landing gears : en
  • US2275375A - Irradiation method and apparatus : en
  • CA403208A - Rotary fluid pressure machine : en fr
  • US2274725A - Filtering composition : en
  • FR870103A - Method and apparatus for reducing fuel consumption in internal combustion engines : en fr
  • GB543653A - Vapour-proof manifold pressure gauge : en
  • GB543664A - Improvements relating to illumination : en
  • AU259441A - Improvements in or relating to circuits for amplifying electric oscillations : en
  • DK59526C - Method for Extracting Glycerin from an Aqueous Fermentation Liquid. : da en
  • US2275332A - Insulator packing crate : en
  • FR870122A - Wrapping for eggs or other similar fragile articles : en fr
  • US2274664A - Candy forming machine : en
  • FR870088A - Control device for valves in a dry meter with four metering chambers and four double valves : en fr
  • US2275203A - Electrical bus system : en
  • FR870226A - Improvements to transverse control lamps, with polychromatic electron beam : en fr
  • FR870089A - Lentil barrels : en fr
  • DE718284C - Feed device for automatic filling and closing machines : de en
  • US2274635A - Timer : en
  • US2275058A - Anchoring device : en
  • FR870204A - Process for preparing unsaturated ketones having an extreme vinyl group : en fr
  • DE718051C - Clamping device for crankshaft grinding machines : de en
  • GB543639A - Improvements in or relating to the control mechanism of wireless receivers : en
  • US2275229A - Television apparatus : en
  • FR870095A - Electric wave amplifiers : en fr
  • FR870296A - Gauze bandage for the fingertips : en fr
  • US2274748A - Method for obtaining dissolved volatile substances from solutions : en
  • US2274789A - Production of dextrine : en
  • US2275019A - Cable reinforcement : en
  • DE718153C - Device for reducing the risk of knocking in carburettor internal combustion engines : de en
  • FR870290A - Cooling device for high power roentgen tubes : en fr
  • US2275012A - Perforator : en
  • US2275331A - Hopper : en
  • US2275335A - Potato sacking machine : en
  • GB543659A - Improvements in and relating to tractor hauled agricultural implements : en
  • DE718116C - Device for tying bales or boxes through wires or the like. : de en
  • DE718231C - Fans, especially for rail vehicles : de en
  • DE718029C - Device for automatically keeping constant a voltage set by a main regulator, which does not depend linearly on its position, preferably the rectified voltage of a converter : de en
  • CA403144A - Bathing device for infants : en fr
  • CA403166A - Vapour generator operating method : en fr
  • CA403267A - Composite machine element manufacture : en fr
  • US2274756A - Cementer : en
  • US2275002A - Oil burner : en
  • DE718218C - Rectifier tubes with gas or steam filling : de en
  • FR870184A - Electric accumulator more particularly intended for flashlights : en fr
  • US2274910A - Method of making manifold sets : en
  • USRE22042E - Ornamental ring for disk wheels : en
  • US2275120A - Air conditioning system for rail vehicles : en
  • US2274855A - Pneumatic tire : en
  • GB543516A - An improved firing mechanism for automatic guns : en
  • GB543610A - Improvements in or relating to the formation of hollow metallic propeller blades for aircraft : en
  • CA403240A - Fountain pen : en fr
  • US2275283A - Electrical current control and visual interpretation of electrical current : en
  • DE712229C - Masking paste : de en
  • FR870172A - Quick construction hut : en fr
  • US2275243A - Variable speed transmission : en
  • US2275363A - Folding pocket : en
  • US2274724A - Clock mechanism : en
  • US2274659A - Refrigeration : en
  • FR870130A - Container for getter pellets : en fr
  • GB543546A - Improvements in or relating to fastener inserting machines : en
  • DE718185C - Electrode salt bath furnace : de en
  • DE718241C - Device for the self-excitation of electrical alternating current machines : de en
  • CA403270A - Elemental sulphur production : en fr
  • US2275297A - Golf bag support : en
  • US2275309A - Reproducer for electric phonographs : en
  • DE718096C - Process for the finishing of wood veneers by cold rolling : de en
  • GB543568A - Improvements in or relating to ceramic insulators : en
  • US2274644A - Internal combustion engine and adjuncts therefor : en
  • US2274766A - Manufacture of flake copper powder : en
  • USD131477S - Howard portable burner unit : en
  • GB543524A - Ball conveyer : en
  • GB543548A - Device for warming person's hands : en
  • USRE22045E - High pressure fluid medium con : en
  • US2274705A - Building material and method of making the same : en
  • US2274670A - Feed mechanism for rock drills : en
  • US2275138A - Process of flotation for sylvinite ores : en
  • US2275216A - Engine remover and replacer : en
  • US2275279A - Automatic lighter : en
  • US2274794A - Jack structure : en
  • US2274865A - X-ray tube : en
  • US2274936A - Manufacture of concrete or mortar : en
  • DE718081C - Clamping device for electrical lines : de en
  • US2274924A - Clipper blade : en
  • US2275340A - Resetting means for safety shutoff devices : en
  • US2274651A - Coupler : en
  • US2274704A - Apparatus for conditioning air : en
  • GB543583A - Electromagnetically driven hydraulic pump comprising an oscillating pump membrane and operating according to the principle of resonance : en
  • FR870101A - Galileo-type viewfinder, especially intended for cinematographic cameras : en fr
  • FR870128A - Window frames made of profiled slats for motor cars : en fr
  • US2274763A - Centrifugal pump : en
  • AU123941A - Improvements in or relating to sewing machines : en
  • US2274721A - Sewing machine attachment : en
  • US2274818A - Combination gas and oil burner : en
  • US2275102A - Telltale hole opener for staybolts : en
  • USD131485S - Popcorn dispensing cabinet or similar article : en
  • USD131488S - Design for a book end : en
  • FR870091A - Device for synchronizing the ignition of a flashlamp (or illuminating powders) and the operation of the shutter of a photographic camera : en fr
  • DE718092C - Method for producing knitted fabrics with press pattern : de en
  • DE718216C - Device to prevent the lowering of the useful brush voltage of DC cross-field machines when idling : de en
  • US2275306A - Game apparatus : en
  • US2274687A - Electro-optical apparatus : en
  • US2274782A - Light-sensitive photographic material : en
  • US2275039A - Signaling device : en
  • US2275281A - Depolarization means : en
  • US2275244A - Steel mill conveyer : en
  • US2274983A - Method of treating protein : en
  • US2275021A - Process of making tools : en
  • US2275256A - Piezometer : en
  • FR870127A - Charcoal crusher : en fr
  • US2275218A - Plate forming machine : en
  • CA403252A - Code interpreting mechanism : en fr
  • US2274935A - Heater attachment for electric fans : en
  • US2275307A - Bearing seal : en
  • US2274922A - Reaction vessel : en
  • US2274999A - Glass-to-metal seal : en
  • CA403185A - Rotary motor stabilizer : en fr
  • CA403204A - Abrasive article : en fr
  • US2274925A - Static frequency changer : en
  • US2275177A - Combination bonding and heat treating : en
  • AU172641A - Improvements in or relating to electric discharge tubes : en
  • US2274976A - Nut : en
  • DE718113C - Ruettler for concrete and mass compaction : de en
  • DE718069C - Clarification device for liquids : de en
  • US2274995A - Bracket : en
  • US2275076A - Fishing float : en
  • DE718269C - Arrangement for generating acoustic warning or air protection signals with fluctuating pitch in loudspeaker systems : de en
  • US2274656A - Reinforced garment : en
  • US2274742A - Welding apparatus : en
  • US2274712A - Article embodying thin foils or sheets : en
  • US2274776A - Quick-opening valve : en
  • US2275300A - Signal or indicating device : en
  • GB543654A - Process for the manufacture of hydrated aluminium triformate : en
  • US2274942A - Lubricated refrigerant compressor : en
  • US2274946A - Treating metals : en
  • US2275103A - Tobacco leaf-cutting machine : en
  • USD131465S - Glass serving dish or article of similar nature : en
  • US2275252A - Electrical musical instrument fob : en
  • DK59538C - Drive mechanism to supplement the propulsion of bicycles and similar vehicles. : da en
  • GB543522A - Improvements in electron discharge devices : en
  • US2274636A - Electrodes for voltolization : en
  • GB543605A - Apparatus for molding plastic materials : en
  • FR870180A - Photographic lens : en fr
  • GB543581A - Improvements in high tension bushing : en
  • US2275150A - Electric rifle : en
  • AU114877B2 - Improvements relating tothe manufacture of fibrous plaster sheets and suchlike mouldings : en
  • CA403242A - Coupling for tubes and pipes : en fr
  • AU114734B2 - Arrangement for modulating and demodulating electric oscillations : en
  • US2275397A - Adjusting means for air valves : en
  • US2275034A - Esters of 4-cyclohexene-1, 2-dicarboxylic acid : en
  • CA403161A - Electric fence : en fr
  • US2274837A - Venetian blind : en
  • CA403226A - Hot water boiler : en fr
  • AU114736B2 - Improvements in or relating toan amplifier circuit having variable amplification and comprising atleast one tube containing an auxiliary cathode emitting secondary electrons : en
  • US2274793A - keating : en
  • US2274960A - Automatic sizing apparatus : en
  • US2274734A - Control apparatus for land, marine, and aerial vehicles : en
  • DE718242C - Thread monitor arrangement for warp knitting machines : de en
  • US2275142A - Friction band actuator : en
  • GB543532A - An improved method and apparatus for electric welding : en
  • US2274662A - Metal corner bead : en
  • USD131496S - Design for an embroidered lace medallion : en
  • US2274728A - Rock drill : en
  • DK59523C - Non-austenitic steel alloy. : da en
  • FR870209A - Process for converting aldehydes containing vinyl groups into corresponding alcohols : en fr
  • US2275098A - Collar support for shirts : en
  • DE718147C - Immersion heater with two electrodes and electrolyte liquid which is made to evaporate when the power is supplied : de en
  • USD131473S - Design fob a combination storage cabinet, magazine back, and seat : en
  • AU136041A - Pneumatic floats for aircraft : en
  • US2274819A - Closure : en
  • US2274696A - Hood latch and operating means therefor : en
  • US2274706A - Process of making a light polarizing medium : en
  • US2275394A - Pulverized fuel burning apparatus : en
  • AU114724B2 - Improvements in or relating to superheterodyne receiving sets : en
  • AU64841A - Improvements in filters : en
  • US2274647A - Roof flashing : en
  • DE718124C - Protective mass against ª ‰ ª ‰ -dichlorodiaethyl sulfide : de en
  • FR870230A - Process for the heat treatment of metals : en fr
  • US2274678A - Drinking trough : en
  • USD131491S - Design for a rubber heel : en
  • US2275334A - Shoe softener or conditioner : en
  • DE718120C - Type body for typewriters with obliquely recessed end faces and a gauge for aligning such type bodies : de en
  • DE718173C - Folding unit consisting of a large number of folding sets connected directly one after the other : de en
  • US2275305A - Paint can protector : en
  • US2274828A - Die device : en
  • US2274830A - Resistor and method of manufacturing the same : en
  • DE718065C - Film guide for picture sound films or sound films with a springy guide roller : de en
  • FR870197A - Electromagnetic coupling with juxtaposed discs : en fr
  • FR870174A - Electrical converter with mechanically actuated and more specifically rotary contacts : en fr
  • DE718230C - Central funnel cup coating for blast furnaces : de en
  • DE718098C - Balancing device : de en
  • US2275153A - Spring suspension system : en
  • USD131469S - Tapestry covered picture frame : en
  • CA403276A - Dairy utensil : en fr
  • GB543626A - Improvements in the manufacture of hydrogen : en
  • US2275288A - Valve stem : en
  • US2274911A - Direct keyboard transmitter : en
  • US2275173A - Manufacture of styphnic acid salts : en
  • CA403213A - Tire testing apparatus : en fr
  • US2274846A - Car construction : en
  • US2274948A - Cooler and conveyer : en
  • US2275262A - Web feeding mechanism : en
  • US2274862A - Tank refill and air gap : en
  • GB543558A - Improvements in or relating to ball or float valves for use in water tanks, lavatory cisterns and the like : en
  • US2275398A - Stamping equipment for molding coal : en
  • AU114747B2 - An improved ticket stamping and issuing machine : en
  • AU226741A - Improvements relating tothe conveyance of articles through furnaces : en
  • FR870124A - Turbine rotor of ceramic materials, in particular for gas turbines : en fr
  • US2275071A - Paint pot holder : en
  • CA403188A - Servo brake mechanism : en fr
  • SE103890C1 - : sv
  • US2274823A - Method of making candles : en
  • US2274858A - Alkylation of isoparaffins with ethylene : en
  • US2275052A - Magneto : en
  • US2275176A - Cracking oil with synthetic catalytic compositions : en
  • DE717732C - Process for the production of ceramic colored bodies : de en
  • DE718119C - Process for purifying crude benzene : de en
  • FR870060A - Improvements made to valves or similar components : en fr
  • CA403266A - Multifocal lens : en fr
  • US2274788A - Tennis racket and the like : en
  • US2275108A - Grease gun : en
  • US2275111A - Paper fastening and crimping press : en
  • US2274831A - Polyamides and process for their preparation : en
  • US2274850A - Clothesline bracket : en
  • FR870107A - Tool holder for automatic lathes and others : en fr
  • US2274990A - Hand brake signal : en
  • CA403169A - Pile strip mat manufacture : en fr
  • US2274771A - Apparatus for charging compressed gas material breaking cartridges : en
  • US2274974A - Lens system : en
  • US2275271A - Joint breaker and cathead : en
  • US2275396A - Record controlled perforating machine : en
  • USD131462S - Brooch or similar article : en
  • CA403215A - Television system : en fr
  • US2275114A - Parachute apparatus : en
  • US2275260A - Auto signal : en
  • US2275294A - Gas treatment process : en
  • US2275036A - Depth gauge : en
  • CA403212A - Cylinder lock : en fr
  • US2274765A - Laminated sheet : en
  • US2275084A - Coin-freed mechanism : en
  • CA403232A - Reversing gear : en fr
  • CA403256A - Electro-magnetic sound recorder : en fr
  • CA403164A - Atomizing device : en fr
  • CA403261A - Wiper blade : en fr
  • AU114729B2 - Improvements relating to relays usedfor the protection of electrical conductors and equipment fromthe consequences of overloading and shortcircuit : en
  • GB543594A - Improvements in or relating to the colouration of cellulose esters or ethers : en
  • FR870236A - resistance element and its housing, in particular for rotary rheostats : en fr
  • GB543563A - Improvements in or relating to multi-cylinder internal combustion engines : en
  • FR870087A - Bite baths : en fr
  • DE718032C - Arrangement for feeding arc welding electrodes via static rectifiers : de en
  • DE718131C - Steel alloy for cast press and punch dies and their heat treatment : de en
  • CA403217A - Rail and splice : en fr
  • CA403197A - Arc welding electrode : en fr
  • AU114741B2 - Improvements relating tothe conveyance of articles through furnaces : en
  • US2274943A - Refrigeration compressor : en
  • US2274895A - Traversing hoist : en
  • US2275359A - Lawn mower attachment : en
  • CA403274A - Filament and yarn manufacture : en fr
  • DE718208C - Sight with display of the time of launch : de en
  • AU114717B2 - A fumigator tobe usedfor the destruction of rabbits in burrows : en
  • US2275314A - Glue suitable for gluing wood veneers : en
  • DE718115C - Closing device for boxes and other containers : de en
  • FR870115A - Roller bearing for pressing rolls of rolling mills and spinning draw benches : en fr
  • FR870271A - Method for checking the focus of imaging devices, in particular photographic lenses : en fr
  • US2274993A - Retaining and binding apparatus : en
  • US2275009A - Poultry rack : en
  • US2274783A - Fire extinguishing apparatus : en
  • FR870173A - Milling machine for rounding the edges of gear teeth : en fr
  • GB543641A - Improvements in or relating to incandescent electrodes for electric-discharge tubes : en
  • USD131480S - Design for a set of game pieces : en
  • DE718201C - Electric musical instrument with fading tones : de en
  • GB543622A - Improvements in or relating to thermostatically controlled water heaters : en
  • FR870246A - Switching mechanism for automatic electrical contactors : en fr
  • GR9797B - TYPE OF ECONOMIC CONCRETE. : el en
  • GB543616A - Improvements in or relating to telegraph transmitting apparatus : en
  • GR9795B - NUTRITIONAL FOOD. : el en
  • GB543537A - Improvements in or relating to the manufacture of artificial silk by wet spinning : en
  • GB543613A - Process of preparing nitrogenous cellulose derivatives : en
  • GB543514A - Improvements in or relating to woven fabric : en
  • US2274876A - Valve : en
  • FR870167A - Key-operated telegraphic transmitter for transmitting series of pulses which preferably correspond to letter-forming elements : en fr
  • FR870093A - Control device for automatic gear changes : en fr
  • GB543570A - Improvements in or relating to wire seals particularly for use in incandescent lamps and discharge tubes : en
  • GB543560A - Improvements in faucets or water taps carrying soap holders : en
  • US2275074A - Lifting device : en
  • US2275094A - Toy biplane : en
  • DE717319C - Method and device for booking business transactions on account cards : de en
  • GB543589A - Improvements in or relating to metal rectifier assemblies : en
  • DE717919C - Lubricating device for bearings, especially plain bearings : de en
  • US2275199A - Cellulosic spinning solution : en
  • FR870276A - Process for the preparation of condensation products : en fr
  • GB543574A - Improvements in or relating to wireless receiving sets : en
  • CA403262A - Windshield wiper : en fr
  • US2275285A - Internal combustion percussive hammer : en
  • FR870257A - Process for the preparation of linear polyamides : en fr
  • GB543579A - Improvements relating to processes for the manufacture of keto-alcohols : en
  • US2275282A - Branch holder : en
  • DE718136C - Circuit arrangement for limiting the connection duration in telecommunications systems, in particular telephone systems : de en
  • FR870176A - Wooden louver : en fr
  • US2274932A - Electric lantern : en
  • FR870067A - Safety attachment device for parachutes and similar applications : en fr
  • US2274739A - Apparatus for treating feet and the like : en
  • US2274838A - Circuit interrupter : en
  • DE718162C - Carriage for air and ground target combat : de en
  • FR870056A - Improvement in gasifiers : en fr
  • US2275001A - Apparatus for electrical precipitation : en
  • FR870094A - Mode of propulsion of vehicles traveling on rails and fitted with liquid transmission mechanisms : en fr
  • GB543559A - Improvements in the adjustment and mounting of trimmer tabs on elevators, rudders and other parts of aeroplanes : en
  • US2275085A - Gasket material : en
  • GB543525A - Improvements in or relating to machine tools for rounding the ends of irregularly shaped workpieces : en
  • US2274778A - Rotary power tool : en
  • US2275140A - Material measuring and dispensing machine : en
  • US2274856A - Forming device : en
  • USD131474S - Design for a pin ob the like : en
  • FR870051A - Process for dyeing fibers, yarns and fabrics of glass or other similar mineral material : en fr
  • FR870181A - Photographic light meter : en fr
  • US2275343A - Chucking means : en
  • US2275006A - Manufacture of phthalic acid-monophenyl-amides : en
  • US2274863A - Soldering alloy : en
  • US2275354A - Preparation of new therapeutically useful heterocyclic compounds : en
  • USD131486S - Design for a spectacle frame : en
  • US2274751A - Materials : en
  • FR870212A - Process and furnaces for producing, by catalytic hydrogenation of carbon monoxide, hydrocarbons the molecule of which contains more than one carbon atom : en fr
  • AU139941A - Circuit arrangement for amplifying electric oscillations : en
  • US2274676A - Lubricant containing lithium salts : en
  • FR870074A - Improvements to magnetic tachometers : en fr
  • DK59529C - Device for Detection of Liquid Stands. : da en
  • FR870148A - Adaptation of bevelled points to nails, crampons, points, tacks and other objects : en fr
  • FR870170A - Improvements to electronic tubes intended for the amplification of high frequency oscillations : en fr
  • GB543550A - Improvements in frequency multiplier valve circuit arrangements : en
  • US2274923A - Rand saw : en
  • US2274988A - Process of treating catalysts : en
  • US2275224A - Multiplex communication system : en
  • US2275296A - Radio direction finder : en
  • DE718212C - Device for attaching tools to the handle : de en
  • CA403253A - Casing for chain or belt transmission : en fr
  • USD131492S - Dial money clip or similar article : en
  • CA403160A - Levelling device : en fr
  • US2274685A - Eyeleting machine : en
  • US2275308A - Control apparatus for alternating current devices : en
  • US2274807A - Detergent : en
  • DE718059C - Magnetron receiver in which the received vibrations are fed to the two segments of a slot anode in push-pull mode : de en
  • DK59525C - Electric Bulb with small Container. : da en
  • US2274718A - Pocketbook : en
  • US2274987A - Self-injector rotary pump : en
  • US2275365A - Refrigerator : en
  • GB543625A - Improvements relating to cold-mixed cold-laid pavements : en
  • US2275378A - Polyalkylene ether disulphonyl halides and a process of making them : en
  • DE718141C - Traveling wave protection for regulating transformers : de en
  • GB543576A - Improvements in or relating to wireless transmitting or receiving sets : en
  • FR870261A - Process for the preparation of solutions of cellulose in sulfuric acid : en fr
  • GB543593A - Improvements in or relating to the transport of aqueous emulsions of liquid explosives : en
  • FR870082A - Improvements to gear change mechanisms : en fr
  • GB543596A - Improvements in or relating to the manufacture of cellulose ethers : en
  • FR870222A - Process for the preparation of nitrogenous polymer compounds and products obtained by this process : en fr
  • AU119841A - Improvements in or relating to sewing machine cabinet : en
  • US2275249A - Phasing arrangement for telefacsimile machines : en
  • FR870283A - Parquet assembly allowing maximum wear of its thickness : en fr
  • DE718305C - Device for determining the path components of a ship : de en
  • GB543534A - Improvements in and relating to sedimentation tanks : en
  • US2274992A - Electrical timing circuit : en
  • DE717619C - Storage arrangement for the drive motors of sound recording and playback devices : de en
  • DE718232C - Telephone cable constructed in layers from telephone wire groups : de en
  • DE717996C - Baking device with quick adjustment : de en
  • FR870149A - Box for electrical devices : en fr
  • CA403158A - Tile cutting machine : en fr
  • DE718271C - Device for clamping plaster molds on the turntable : de en
  • US2274866A - Dispensing device : en
  • US2275268A - Gravy strainer : en
  • GB543575A - Improvements relating to dyeing : en
  • DE698776C - Card for long staple fiber material, especially rayon : de en
  • US2274690A - Draft regulator : en
  • US2275175A - Motor fuel : en
  • GB543600A - Improvements in or relating to methods of stabilizing formaldehyde solutions : en
  • US2274779A - Bearing structure : en
  • US2275134A - Carton : en
  • US2274695A - Protein composition of improved water resistance : en
  • US2275131A - Machine for making separable fastener elements : en
  • GB543533A - Windshield wiper : en
  • GB543621A - A portable box or the like for preserving money, jewellery or the like against great heat : en
  • DE718257C - Process for avoiding a reversal of sides when reproducing stereo picture sound films in vertical film flow, which were recorded on a horizontally running film one above the other and adjacent to one another : de en
  • US2274904A - Trail builder attachment for tractors : en
  • US2275152A - Process for hydrogenating aliphatic carboxylic acid anhydrides : en
  • US2275267A - Fuel supply system for burners : en
  • US2274752A - Container : en
  • USD131476S - Design for a fish lube : en
  • FR870224A - Process for the preparation of p-substituted benzene-sulfonamido-pyrimidines : en fr
  • GB543599A - Improvements relating to the control of fluid compressor systems : en
  • DE718190C - Method and device for the production of round foundry cores : de en
  • GB543633A - Improvements in diamond tools : en
  • DE718227C - Process for dyeing curled sliver made of cellulose acetate fibers : de en
  • DE718105C - Electric musical instrument with mechanical vibrating bodies and capacitive pickup : de en
  • AU79341A - Improvements in and relating to the supply and delivery of liquid Sunder pressure : en
  • DE718155C - Device for applying metallic coatings to metallic workpieces : de en
  • DE718046C - Fully automatic equalization device : de en
  • FR870267A - Anthraquinone series vat dyes and method of preparing these dyes : en fr
  • GR9798B - AUTOMATIC ELECTRICAL DEVICE FOR NOTIFICATION OF VIOLATION OF OBJECTS. : el en
  • DE718110C - Shot trigger for firearms with a shot limiter : de en
  • FR870140A - Method of adjusting the moisture content of gases to be subjected to analytical examination : en fr
  • DE718484C - Process for the production of artificial leather : de en
  • US2275156A - Variable speed transmission : en
  • US2275217A - Electrolytic process of treating whole distillery slop : en
  • US2275286A - Indexing mechanism : en
  • US2274784A - Fire protection system for large airports : en
  • US2275376A - Floor tile and process of making same : en
  • US2274997A - Nose plug : en
  • US2274665A - Diesel fuel : en
  • CA403284A - Photographic process and apparatus : en fr
  • US2274648A - Variable electronic reactance : en
  • US2275389A - Radio receiver : en
  • AU114727B2 - Improvements in or relating to electric apparatus containing viscous electric insulating material : en
  • US2274657A - Aluminum alloy : en
  • US2275391A - Trail builder : en
  • US2274851A - Wall covering : en
  • AU114714B2 - Improvements in or relating to sewing machines : en
  • CA403163A - Antiskid device : en fr
  • CA403244A - Multi-band radio receiver : en fr
  • CA403178A - Silk suture : en fr
  • US2274719A - Method of and means for applying ornamentation : en
  • FR870126A - Improvements to cameras : en fr
  • US2275126A - Telegraph alarm circuit : en
  • USD131456S - Design for a bracelet : en
  • CA403243A - Coupling for tubes and pipes : en fr
  • USPP505P - : en
  • US2275041A - Mixed aromatic phosphates and method for preparing the same : en
  • US2275392A - Grain threshing and separating machine : en
  • DE718180C - Selective amplifier with frequency-dependent negative feedback : de en
  • US2275223A - Rustproof material and process : en
  • AU140041A - Circuit arrangement forthe transmission of electric oscillations froman input toan output circuit : en
  • US2274881A - Clamp for die stock and template : en
  • US2274770A - Girdle or foundation garment : en
  • AU120741A - Improvements in or relating to superheterodyne receiving sets : en
  • CA403150A - Lawn mower spreader plate : en fr
  • CA403219A - Electronic amplifier : en fr
  • CA403157A - Weatherstrip : en fr
  • GB543603A - Process for more effectively powdering the surface of fabric or paper having a plastic rubber coating : en
  • CA403264A - Propeller control system : en fr
  • US2274926A - Speed regulator for electric motors : en
  • US2274972A - Refrigeration : en
  • USRE22043E - Refrigeration : en
  • US2275057A - Apparatus for babbitting or lining bearing shells : en
  • CA403153A - Tire repair plug : en fr
  • DE718205C - Flexural skin pump : de en
  • US2275127A - Clip and molding assembly : en
  • FR870255A - Hotplate : en fr
  • CA403145A - Padding support : en fr
  • DE718244C - Method and device for winding up freshly spun wet rayon threads : de en
  • US2275211A - Process for liquid purification : en
  • US2275265A - Furnace control system : en
  • US2274658A - Degasification and clarification of liquid dispersions : en
  • US2274682A - Luminous sign : en
  • US2275026A - Television system : en
  • US2275210A - Process for liquid purification : en
  • US2275200A - Sanitary drinking fountain : en
  • US2274979A - Receptacle : en
  • US2275015A - Watt-hour meter : en
  • FR870228A - Combined pedal and parallel lifting table for rolling mills : en fr
  • GB543606A - Improvements in colour photography : en
  • AU114718B2 - Improvements relating to milking machines : en
  • US2275125A - Nu-cyclohexyl sulphamic acid and salts : en
  • US2275290A - Luminous laminated product and process of manufacture : en
  • US2275338A - Brake mechanism : en
  • US2275361A - Adjustable pitch propeller : en
  • US2275302A - Adjustable axle construction : en
  • USD131454S - Cake slicing- guide or similar article : en
  • US2275384A - Butyl esters of 4-methyl-delta4-tetrahydrophthalic acid : en
  • US2275092A - Detachable screen for automobiles : en
  • US2275240A - wiken : en
  • US2274637A - Flux and rod for braze welding : en
  • US2274806A - Piston expander : en
  • US2274880A - Wringer mop : en
  • US2275347A - Cellulosic structure and method for preparing same : en
  • GB543577A - Improvements in and relating to the casting of non-ferrous metals : en
  • CA403218A - Electron multipactor : en fr
  • DE718091C - Auxiliary draft regulator for heating systems : de en
  • USD131475S - Welchlin etal button or similar article : en
  • FR870221A - Process for manufacturing tube blanks : en fr
  • DE685263C - Double sole machine with curved needle and awl : de en
  • FR870232A - Internal combustion engine with external ignition and combustion chamber mounted in the bottom of the piston : en fr
  • GB543601A - Improvements in or relating to the distillation of materials containing fatty acids : en
  • US2274929A - Upholstery : en
  • US2274937A - Resilient counterbalancing device : en
  • DE718223C - Altitude breathing apparatus with a reservoir containing liquid oxygen : de en
  • FR870201A - Improvements in gasoline raw material processing : en fr
  • GB543661A - Lining tubes and pipes : en
  • DE718127C - Divers : de en
  • DE718199C - Locking and braking device for the rotary casing of a radial drilling machine : de en
  • DE718078C - Method for the simultaneous transmission of different messages on several frequency-adjacent ultrashort waves : de en
  • DE718103C - Feed and tensioning device for multi-spindle automatic swivel joints for processing rod-shaped material : de en
  • US2274845A - Resistance device : en
  • US2275318A - Safety can : en
  • FR870102A - Auxiliary gear shifting device comprising division main shafts, particularly for motor vehicles : en fr
  • FR870200A - Raising and lowering device for the cutting mechanism of motor-driven mowers : en fr
  • US2274683A - Engine : en
  • FR870064A - Improvements to electric heating radiators : en fr
  • FR870274A - Stamped end piece for tipping trough wagons : en fr
  • US2274861A - Flame hardening device : en
  • US2274898A - Fuse switch : en
  • DE718238C - Indirect electrical regulator : de en
  • DE718281C - Process for the production of molded articles containing hardened synthetic resin : de en
  • FR870108A - Automobile body in assembled stamped sheets : en fr
  • FR870161A - Process for the preparation of highly polymerized polyamides or mixed polyamides : en fr
  • US2274795A - Buckle applying machine : en
  • USD131495S - Design for an embroidered lace medallion : en
  • FR870243A - Coupling device for determining payees in central telecommunication installations operating by selectors, in particular in central telewriting installations : en fr
  • FR870260A - Process for the preparation of artificial casings for sausages : en fr
  • US2274686A - Electro-optical system : en
  • US2274894A - -crankcase ventilating system : en
  • US2275174A - Shell forming press : en
  • DE718060C - High-performance switch of the low-liquid type : de en
  • GB543552A - Non-sludging electrical insulating oil : en
  • GB543535A - Improvements in or relating to chambers for centrifugal spinning pots : en
  • DE718164C - Collapsible storage wall : de en
  • FR870133A - Improvement device : en fr
  • US2275170A - Manufacture of styphnic acid salts : en
  • US2275016A - Control system : en
  • US2275087A - Process of making building blocks : en
  • US2275350A - Shoe polishing brush : en
  • US2275115A - Electromagnetic apparatus : en
  • US2274840A - Electrically conductive fabric : en
  • DE718145C - Cam switch drum for switching capacitors : de en
  • DE718209C - Car for an artillery firing center : de en
  • US2274738A - Sheet handling mechanism : en
  • USD131471S - Design foe a comb or similar article : en
  • CA403167A - Rubber product : en fr
  • FR870264A - Process for removing impurities contained in iron and steel and heated vacuum furnace by means of a corona discharge, in particular annealing furnace and melting furnace for the application of the process : en fr
  • FR870275A - Reflector device : en fr
  • USD131479S - Design for a pin or similar article : en
  • DE718061C - Ignition procedure for line-commutated converters : de en
  • FR870116A - Fuel agglomerates and manufacturing process : en fr
  • AU114723B2 - Improvements in or relating to superheterodyne receiving arrangements : en
  • DE718109C - Turnbuckle with clamping force limit for aircraft : de en
  • GB543586A - Improvements in or relating to the manufacture of filaments from vegetable globulin : en
  • DE718161C - Cooling device for the multi-disc clutch of motorcycles, which is enclosed together with the chain wheel drive in a common housing : de en
  • GB543638A - Navigational instrument for aircraft : en
  • DE718265C - Snow chain attachment to links of track chains : de en
  • AU114709B2 - Extended metal netting, particularly applicable to fencing, reinforcing and like structures and method of producing the same : en
  • US2275132A - Discharge valve : en
  • US2275044A - Preparation of phenols : en
  • GB543637A - Electromagnetic sewing machines : en
  • US2274762A - Shoe cleaning : en
  • CA403195A - Railway car end : en fr
  • US2274826A - Textile apparatus : en
  • US2275056A - Building construction : en
  • US2275123A - Adhesive grease composition : en
  • US2275255A - Fluid pressure braking system : en
  • US2275312A - Process of nuclear alkylation in the presence of hydrofluoric acid : en
  • US2274952A - Powder distributing apparatus : en
  • DE718234C - Device for monitoring the synchronous operation of pushbutton switches : de en
  • US2275206A - Pneumatic boxing glove : en
  • US2275275A - Sectional building construction : en
  • USD131453S - Design for a revolving counter : en
  • DE718083C - Tip switch : de en
  • CA403250A - Loudspeaker circuit : en fr
  • USD131460S - Design for a brooch or similar article : en
  • AU114762B2 - Improved absorbent tampon and method of making same : en
  • US2275160A - Water heating system : en
  • USD131457S - Sample case for piston rings or the like : en
  • GB543619A - Improvements in and relating to piston pumps : en
  • FR870272A - Ambulance stretcher : en fr
  • GB543595A - Improvements in or relating to cathodes for electron discharge devices : en
  • US2274787A - Diverter valve : en
  • US2274817A - Metal handled tool : en
  • GR9802B - DANGER LAMP FOR WHEELS. : el en
  • DE718143C - Method and device for fusing the disc base tube and the vessel neck of electric incandescent or discharge lamps : de en
  • US2275219A - Circular slide rule : en
  • US2275357A - Vacuum cleaner nozzle : en
  • US2275222A - Bowling alley : en
  • GB543656A - Improvements in nickel-iron-chromium alloys : en
  • US2274944A - trussell : en
  • GB543667A - Improvements in sliding windows : en
  • US2275081A - Valve stem : en
  • GB543527A - Improvements in electric motor control systems : en
  • GB543658A - Improvements in and relating to moving floor vehicles : en
  • US2274650A - Valve actuating mechanism : en
  • US2275011A - Inertia switch : en
  • FR870218A - Thermostatic device and method for manufacturing it : en fr
  • US2274707A - Camera : en
  • US2274753A - Multijawed chuck-type hydraulic snap-on coupler : en
  • FR870266A - Improvements made to installations with electrical conductors : en fr
  • AU120841A - Improvements in or relating to circuits for generating or amplifying control voltage : en
  • DE718239C - Device for regulating the current of a direct current generator : de en
  • GB543523A - Improvements in oil seals : en
  • GB543531A - Improvements relating to electric contact thermometers and the like : en
  • FR870223A - Zinc-based anti-friction material : en fr
  • DE718100C - Device for switching hydraulic clutches : de en
  • DE718159C - Device for operating the air brake of an uncoupled trailer : de en
  • CA403203A - Fibrous product coating process : en fr
  • CA403255A - Circuit controlling device : en fr
  • GB543582A - Preserving foodstuffs, beverages and other substances susceptible to rope and/or mold : en
  • FR870079A - Process for bleaching animal and vegetable fibers : en fr
  • GB543567A - Manufacture of azo-dyestuffs : en
  • GB543614A - A mechanical means for mending knitted fabrics or garments or the like : en
  • DE718125C - Arrangement of a gas generator system on a motor tractor : de en
  • FR870162A - Process for the preparation of strongly polymerized condensation products : en fr
  • FR870165A - Device usable on automatic firearms for the purpose of adjusting the gas pressure in the case of the automatic firing of practice cartridges : en fr
  • GB543666A - Improvements in electron discharge apparatus : en
  • DE718112C - Double apron stretching system : de en
  • FR870076A - Heating appliances ensuring integral and rational combustion of all solid fuels : en fr
  • US2275077A - Barber's comb : en
  • GB543510A - Improvements in and relating to brakes, more particularly for automobiles : en
  • US2274643A - Fining of glass : en
  • US2274747A - Cushioned handle bar for bicycles : en
  • US2274971A - Suction cleaner : en
  • US2275147A - Carrier current system : en
  • FR870086A - Multi-way rotary valve : en fr
  • US2274700A - Screening apparatus : en
  • US2274761A - Gear cutter and method of cutting gears : en
  • DK59535C - Transport apparatus for Molds for Chocolate Pieces or similar Bodies. : da en
  • DE681019C - Masking paste : de en
  • DE718080C - Connector for connecting multiple cables : de en
  • GB543649A - Justifying mechanism for typewriting machines : en
  • US2275381A - Method and apparatus for use in measuring speed : en
  • DE718099C - Expanding rivet of rectangular cross-section : de en
  • DE718285C - Process for the production of a baking aid from milk : de en
  • US2274709A - Electro-optical image production : en
  • US2275399A - Process for the removal of phenol from gas and weak ammonia liquors : en
  • US2274982A - Receptacle bottom : en
  • US2275075A - Process for refining and obtaining valuable products from tall oil : en
  • US2275053A - Variable pitch propeller for aircraft : en
  • DE718111C - Automatic firearm : de en
  • US2274680A - Absorption and adsorption refrigerating apparatus : en
  • US2274764A - Thrust bearing : en
  • US2274722A - Method of forming thermoplastic fasteners : en
  • US2274916A - Building structure : en
  • US2274939A - Control device : en
  • US2275130A - Disazo dyestuffs : en
  • US2275133A - Method of carburizing : en
  • GB543587A - Improvements in and relating to the treatment of textile materials : en
  • US2274769A - Tractor cultivator : en
  • US2275067A - Sealing tag for bunghole closures : en
  • US2275022A - Hair receptacle : en
  • US2274804A - Garment stretcher clamp : en
  • US2275083A - Refractory brickwork : en
  • US2274848A - Building structure : en
  • US2274949A - Trussless roof : en
  • US2275284A - Indexing means : en
  • US2274693A - Governor apparatus for the fuel delivery of diesel and other injection internal combustion engines : en
  • US2274868A - Fluorescent light tube adapter : en
  • US2274710A - Electro-optical image production : en
  • US2274873A - Clutch construction : en
  • CA403221A - Latex frothing apparatus : en fr
  • US2275333A - Standard for trucks : en
  • US2274842A - Material handling apparatus : en
  • US2275146A - Carrier current control system : en
  • AU114743B2 - Improvements in or relating tothe separation of solid materials of different specific gravities : en
  • CA403249A - Container filling process : en fr
  • DE718151C - Device for making wooden nails : de en
  • US2275388A - Clutch and clutch control : en
  • GB543519A - An improved wheel hub for adapting wheels to tractors : en
  • GB543655A - Improved method of, and means for, vulcanization : en
  • US2274841A - Photo radio system : en
  • US2274906A - Refrigerator construction : en
  • DE718102C - Process for producing colored stain layers on cast parts, in particular injection molded parts made of magnesium alloys : de en
  • US2274802A - Fatty acid distillation : en
  • US2275246A - Measuring instrument : en
  • DE718261C - Steering device for chassis, especially for trailer cars : de en
  • DE718176C - Piston compressor for refrigeration machines : de en
  • US2274827A - Beading machine : en
  • US2275215A - Expansion chamber for bushing insulators : en
  • FR870061A - Thruster with zero reaction torque : en fr
  • FR870268A - Artificial lung : en fr
  • US2274775A - Signal device : en
  • US2274757A - Locomotive tender : en
  • CA403271A - Band saw package : en fr
  • US2275238A - Measuring and control instrument : en
  • US2275327A - Tool holder : en
  • US2274896A - Reversing seat base with forward shift : en
  • AU49141A - Improvements in nozzles for use with rotary sprayers : en
  • US2274735A - Apparatus for determining the position of the conductor in electrical cables : en
  • US2274977A - Roll paper cutter : en
  • US2275033A - Automatic selective phonograph : en
  • US2275180A - Clipper : en
  • DE718256C - Switchgear for changing colorful advertising inscriptions on light panels : de en
  • US2274717A - Azo derivatives of carboxylic acid amides and method of making : en
  • US2275337A - Expressing of oleaginous material : en
  • DE718279C - Zone windbreaker grate : de en
  • US2274786A - Thermostatic pilot valve mechanism : en
  • US2274844A - Pouring and closing cap for receptacles : en
  • CA403283A - Packing for eggs, etc. : en fr
  • US2274646A - Motor control system : en
  • US2274836A - Oil pump for transmissions : en
  • US2275342A - High frequency antenna : en
  • US2274931A - Driving mechanism : en
  • USD131468S - Howard portable range : en
  • US2275112A - Manufacture of built-up bellows : en
  • FR870249A - Pot for cooking several dishes at the same time and cooking in a bain-marie : en fr
  • US2275072A - Shoe form : en
  • US2274853A - Cash register and accounting : en
  • US2275187A - Electric cable : en
  • DE718071C - Process for the production of capillary-active substances : de en
  • DE717855C - Device for the mutual exchange of power between an alternating current network and a direct current network : de en
  • US2275209A - Mattress spring binding machine : en
  • FR870239A - Process for obtaining solid dyes, and products obtained by this process : en fr
  • US2274642A - Hard surface covering : en
  • US2275020A - Modulation system : en
  • FR870288A - Automatic bipolar installation switch : en fr
  • DE718079C - Pole switch for collector batteries : de en
  • FR870168A - Distributor for running water heaters : en fr
  • FR870213A - Method and apparatus for producing hydrocarbons by reduction of carbon monoydehyde with hydrogen : en fr
  • GB543651A - Improvements in or relating to pressing machines for textile articles : en
  • DE718228C - Device for smoldering billowing fuels : de en
  • AU172541A - Improvements in or relating to flashlight lamps : en
  • GB543564A - Improvements in hot-plate stoves : en
  • US2275059A - Manufacture of dry-gummed flexible sheet material : en
  • US2275272A - Method of curing concrete : en
  • CA403151A - Window frame : en fr
  • DE717811C - Device for tabulating statistical records represented by combinations of holes : de en
  • US2274900A - Method of investigating substances : en
  • US2275352A - Call notifying signaling device for engaged telephones : en
  • US2274639A - Process for the production of hydrocarbons : en
  • FR870282A - Screening or sieving apparatus operating under water : en fr
  • FR870251A - Arrangement of the sealing piece between the discharge line and the eccentrically mounted rotary piston drum of a pump : en fr
  • US2274962A - Wheel and axle assembly : en
  • DE718283C - Sewing machine cabinet furniture : de en
  • US2275355A - Pump and air separator : en
  • US2274920A - Andiron : en
  • US2275204A - Fluid operated clutch : en
  • USD131461S - Brooch or similar article : en
  • US2275048A - Handrail for moving stairways : en
  • FR870153A - Movable pillar : en fr
  • US2275097A - Threading tool : en
  • USD131489S - Design for a sweater : en
  • DE718197C - Method for operating internal combustion engines : de en
  • US2274667A - Hollow cast metal valve : en
  • US2275236A - Fireplace screen : en
  • DK59532C - Device for air-cooled Engines with V-Shaped Cylinder Rows. : da en
  • US2274767A - Attachment structure : en
  • US2275253A - Method of securing hooks to bait plugs : en
  • US2275299A - Spot lamp attachment : en
  • FR870158A - Refrigeration machine with compressor powered by electric motor : en fr
  • FR870100A - Sharpening device for the sickle-shaped rotating knife of tobacco rod cigarette machines : en fr
  • US2275045A - Recovery of phenols from aqueous solutions of their salts : en
  • DE718204C - Process for the production of correct color photographic images : de en
  • FR870155A - Suspension, especially for automobiles : en fr
  • US2274755A - Fuse : en
  • GB543636A - Improvements in or relating to plate heat exchangers : en
  • DE718018C - Arrangement for the transmission of telegraphic characters : de en
  • DE718247C - Method of manufacturing cast iron bearing shells : de en
  • US2274715A - Calling apparatus : en
  • US2274815A - Vegetable peeler : en
  • DE718194C - Hardness testing machine with spring loading that works according to the indentation process : de en
  • US2275165A - System of voltage regulation : en
  • US2275401A - Amplifier : en
  • DE718229C - Method and device for the extraction of heat energy from heat accumulators : de en
  • US2274660A - Refrigeration : en
  • US2275121A - Ice machine : en
  • US2275227A - Method of producing lace strips : en
  • FR870279A - Process for the preparation of 2-cyano-4-acetylglutaric acid derivatives : en fr
  • FR870137A - Furnace for heating blocks of iron, steel or other metals : en fr
  • FR870286A - Animal calving machine : en fr
  • GB543541A - Improvements in and relating to rotary spirit duplicating machines : en
  • DE718213C - Valve tap for cooking and heating appliances : de en
  • GR9800B - FOOD TRANSPORT CONTAINER. : el en
  • FR870092A - Flow circuit exhaust control method : en fr
  • FR870265A - Process for saccharifying bodies containing cellulose by mechanical disaggregation and simultaneous attack with mineral acids : en fr
  • US2275242A - Glow discharge tube : en
  • DE718191C - Device for combining glass panes or the like covered with adhesives with an intermediate layer of a high molecular weight polymerisation product : de en
  • AU436240A - A fumigator tobe usedfor the destruction of rabbits in burrows : en
  • CA403279A - Amine resin : en fr
  • US2274677A - Conveying and treating apparatus : en
  • US2274791A - Goggles : en
  • US2275274A - Method and apparatus for sustaining heated workpieces : en
  • USD131483S - Casing for sound reproducing apparatus : en
  • DE717663C - Overcurrent relay for electromagnetic contactors : de en
  • DE718187C - Electric stethoscope : de en
  • FR870156A - Process for the manufacture of containers intended to withstand high pressure and made up of several superimposed layers : en fr
  • GB543542A - Improvements in or relating to gun sights : en
  • GB543647A - Improvements in or relating to refrigerating plants comprising piston operated compressors : en
  • US2274803A - Calculating machine : en
  • US2275129A - Rail fastening : en
  • US2275304A - Hand mirror : en
  • FR870120A - Liquid fuel heater : en fr
  • FR870114A - Centrifugal radially actuated machines, in particular steam or gas turbines, with several planes of radially actuated blades and axially offset from one another : en fr
  • FR870262A - Manufacturing process of a raw material for varnishes and lacquers : en fr
  • USD131497S - Design for an embroidered lace medallion : en
  • CA403251A - Electron multiplier : en fr
  • US2275339A - Abrasive cutting wheel : en
  • CA403277A - Violet ray radiating apparatus : en fr
  • DE718260C - Connection of a wagon drawbar with the scissors wood of the car : de en
  • FR870053A - Improvements to observation and sighting devices : en fr
  • FR870134A - Sticky sheet to maintain the transparency of the glass : en fr
  • US2274774A - Refrigerating apparatus : en
  • DE718221C - Drive for loads going back and forth, especially support chain lifting : de en
  • DE718222C - U-shaped window frame profile : de en
  • US2274919A - Calculating machine : en
  • US2274959A - Wheel dressing fixture : en
  • US2274970A - Digger chain blade and soil elevator : en
  • CA403230A - Scale : en fr
  • CA403227A - Wrap stripe knitting machine : en fr
  • AU465542A - Improvements in or relating to electric motor controllers : en
  • AU114853B2 - Improvements in or relating to stoppers for carboys, bottles, cans and like containers : en
  • CA403146A - Tank testing device : en fr
  • AU114720B2 - Improvements in nozzles for use with rotary sprayers : en
  • FR870098A - Device for fixing the front edge of the fabric of gusseted convertible tops for motor cars : en fr
  • DE718104C - Soldering iron with a soldering fin or tip made of porous iron : de en
  • DE718122C - Production of aluminum grits from aluminum foils : de en
  • AU114708B2 - Improvements in or relating tothe production of concentrated slurries of magnesium hydroxide : en
  • US2275141A - Size regulator : en
  • FR870202A - Device for the manufacture of creams, ointments, etc. : en fr
  • US2274869A - Sampling device for tanks : en
  • US2275258A - Tape reel : en
  • US2275387A - Friction clutch : en
  • FR870071A - Sole for footwear and its application to the manufacture thereof : en fr
  • US2275164A - Cellular thermoplastic mass : en
  • US2275231A - Forming machine for hollow glassware : en
  • GB543665A - Improvements relating to the extraction of magnesium ions from sea water : en
  • AU53941A - Improvements relating to relays usedfor the protection of electrical conductors and equipment fromthe consequences of overloading and shortcircuit : en
  • DE718086C - Fuse arrangement for the automatic interruption of overload currents : de en
  • DK59539C - Auxiliary drive mechanism for Vehicles, in particular Bicycles. : da en
  • US2274674A - Lubricant containing a lithium compound : en
  • FR870235A - Method and device for the manufacture of ceramic molded bodies, in particular clay bricks : en fr
  • US2274749A - Hydrocarbon copolymer and method of preparing same : en
  • US2274909A - File folder : en
  • DE718064C - Machine for gluing cardboard sleeves or the like for inserting floors or for putting on lids : de en
  • AU114867B2 - Pneumatic floats for aircraft : en
  • DE718250C - Internal combustion compressor : de en
  • US2274653A - Panel securing means : en
  • US2275018A - Pipe joint : en
  • US2275184A - Reactivation of contact masses : en
  • DE709544C - Manufacture of drying elements : de en
  • DE717900C - Circuit arrangement for crediting charges in telecommunication systems, in particular telephone systems : de en
  • US2275179A - Ball game : en
  • DE718158C - Process for producing hollow bodies closed on one side from paper, cardboard or the like with a bottom by winding : de en
  • DK59534C - Footwear sewing machine, especially for edge sewing. : da en
  • FR870254A - Vegetable-bound mineral soap : en fr
  • FR870152A - Device condensing humidity and tar from the gases leaving the gasifiers : en fr
  • DE718118C - Device for wet treatment of textile wraps located on perforated sleeves : de en
  • CA403181A - Egg white product : en fr
  • FR870196A - Improvements to the blades of electromagnetic clutches : en fr
  • DE718072C - Process for the preparation of therapeutically valuable primary alcohols : de en
  • US2274854A - Guiding and locking device for window sash : en
  • DE718184C - Coffee cap, tea cap or the like : de en
  • US2274860A - Brake mechanism : en
  • US2275295A - Air conditioning unit : en
  • US2275324A - Means for and the method of refrigeration : en
  • FR870138A - Four-wire carrier system : en fr
  • US2274634A - Catalytic conversion process : en
  • US2275149A - Oil burner : en
  • US2275157A - Method of manufacturing fiber containers : en
  • US2274966A - Refrigeration : en
  • US2275054A - Electrolytic production of lead sulpho-chromates : en
  • US2275079A - Brake : en
  • GB543536A - Improvements in or relating to dynamo-electric machines : en
  • US2274811A - Amusement apparatus : en
  • US2275382A - Work supporting spindle : en
  • FR870112A - Heating device for insulated vessels called Norwegian kettles : en fr
  • US2274998A - Floor rack for refrigerator cars : en
  • DE718255C - Method for soldering folded seams on sheet metal vessels : de en
  • FR870297A - Liquid mass intended to protect the quenching : en fr
  • US2274810A - Food cooking device : en
  • FR870062A - Heavy Duty Bicycle and Motorcycle Luggage Rack : en fr
  • AU44241A - Improvements relating to milking machines : en
  • DE718002C - Method for determining the nature of the rock penetrated by a borehole, in particular the layer change, by means of electrical probe measurements : de en
  • DE718063C - Sieve or conveyor device : de en
  • FR870216A - Fuel preparation process : en fr
  • US2275367A - Electric rail connector : en
  • US2274889A - Smoke purifier : en
  • US2275144A - Poising tool for watchmakers : en
  • US2275162A - Rope coupling, reversing, and re-forming means : en
  • US2275186A - Process for refining tall oil : en
  • US2274917A - Selector valve : en
  • US2275280A - Handle for cooking utensils : en
  • USPP504P - brownell : en
  • DE718090C - Electric hand soldering piston : de en
  • DE718129C - Light source for illuminating images generated on photochromic layers for viewing : de en
  • US2274897A - Musical instrument : en
  • US2275182A - Manufacture of catalysts : en
  • US2275390A - Ground working attachment for tractors : en
  • AU52341A - Extended metal netting, particularly applicable to fencing, reinforcing and like structures and method of producing the same : en
  • AU90841A - Improvements relating tothe manufacture of fibrous plaster sheets and suchlike mouldings : en
  • US2274675A - Lubricant containing lithium salts : en
  • US2275247A - Power driven toothbrush : en
  • FR870214A - Braking device for automobiles, in particular for heavy vehicles : en fr
  • US2274737A - Photoelectric transmitter : en
  • US2275003A - Power take-off unit : en
  • FR870293A - Process for the preparation of fibers from linear polyamides with complicated molecules : en fr
  • DE718035C - Pressure device for conveyor wagons : de en
  • AU171841A - Improvements in or relating to electric apparatus containing viscous electric insulating material : en
  • US2275155A - Internal tempering nozzle : en
  • DE718196C - Air-cooled cylinder, in particular for aircraft internal combustion engines : de en
  • GB543509A - Improvements in materials for garments : en
  • CA403168A - Combined tapestry frame and cabinet : en fr
  • FR870278A - Control for locomotives or other vehicles : en fr
  • CA403189A - Floor mat : en fr
  • AU114870B2 - Pneumatically operated clutch : en
  • US2275370A - Box toe heater : en
  • US2274708A - Means for handling material : en
  • USD131481S - Design fob a badge ob simolab aeticle : en
  • GB543528A - Improvements in or relating to the production of adhesive aluminium foils : en
  • DE718075C - Contact line clamp : de en
  • DE718245C - Method for determining the presence of malignant tumors : de en
  • US2274899A - Connecting means : en
  • US2275356A - Floor sweeper : en
  • US2274792A - Method of impregnating webs : en
  • US2275194A - Electrode : en
  • CA403225A - Rock drill tappet : en fr
  • US2275099A - Cigarette extinguishing ash tray : en
  • US2275291A - Machine tool operating at universal angles in overall locations : en
  • AU114753B2 - Improvements in or relating to apparatus for operating hinged doors : en
  • DE718077C - Transmit and receive circuit with magnetic field tubes : de en
  • US2274800A - Pressure casting machine nozzle shut-off : en
  • US2274864A - Polymerization product and method of preparing and using same : en
  • US2274991A - Machine for forming continuous tobacco rods or fillers : en
  • US2275093A - Method and apparatus for manufacturing strip : en
  • US2275101A - Printing ink and process of making and using same : en
  • US2275208A - Electric insulator : en
  • GB543634A - Improvements in or relating to methods of and devices for fabricating pump impellers : en
  • CA403248A - Separable fastener making machine : en fr
  • DE718206C - Descent safety device for aircraft consisting of inflatable swimming bags : de en
  • CA403214A - Aircraft wing : en fr
  • AU140441A - Circuit-arrangement for transmitting electrical oscillations which comprises atleast one amplifier for amplitude-modulated oscillations : en
  • US2274750A - Recovery of higher oxygen-containing organic compounds from crude oils obtained by the catalytic hydrogenation of carbon oxides : en
  • CA403175A - Tin plate manufacture : en fr
  • US2275000A - Adjustable bag holder : en
  • AU120641A - Improvements in or relating to superheterodyne receiving arrangements : en
  • USD131494S - Pishing rod handle or analogous article : en
  • CA403246A - Synthetic resin : en fr
  • US2275214A - Replaceable shoe heel : en
  • US2274914A - Electric flour sifter : en
  • DE718152C - Kneading machine for plastic masses : de en
  • FR870135A - Process for the manufacture of paper or cardboard containers impermeable to grease and water, using cellulosic substances : en fr
  • AU48841A - Improved quick release coupling for pipes : en
  • US2274821A - Steering mechanism : en
  • US2275068A - Friction clutch : en
  • US2274720A - Combinator head or homogenizer : en
  • AU20741A - Improvements in absorption refrigerating apparatus : en
  • CA403259A - Electric lamp : en fr
  • DE718243C - Gas washer : de en
  • CA403280A - Multifilament rubber thread : en fr
  • DE718226C - Device for monitoring the laying stroke in material length measuring and laying machines : de en
  • DE718195C - Temperature controller : de en
  • US2274731A - Valve assembly for fuel systems : en
  • US2274933A - Game means : en
  • US2274645A - Motor control system : en
  • USD131484S - Design fok a fish lube : en
  • US2274679A - Refrigerator car : en
  • US2275298A - Radio course indicator : en
  • DE718275C - Steam generator with an upper drum and a superheater enclosed by the riser pipes leading to the upper drum : de en
  • US2275366A - Washing apparatus : en
  • US2274893A - Dental apparatus : en
  • US2275196A - Control mechanism for vertical hydraulic broaching machines : en
  • US2275292A - Composition of matter suited to the treatment of nasal allergy and associated conditions : en
  • CA403265A - Multifocal lens : en fr
  • US2274885A - Hydraulic brake : en
  • US2275029A - Cathode ray tube : en
  • US2275221A - Flashlight synchronizing apparatus : en
  • AU114725B2 - Improvements in or relating to circuits for generating or amplifying control voltage : en
  • US2275055A - Magazine pencil : en
  • US2274902A - Portable timber cutting apparatus : en
  • US2275073A - License plate holder and lock : en
  • US2275386A - Amyl esters of 3-methyl-delta4-tetrahydrophthalic acid : en
  • AU114733B2 - Circuit arrangement forthe transmission of electric oscillations froman input toan output circuit : en
  • AU114744B2 - Improvements in or relating to circuits for amplifying electric oscillations : en
  • US2274760A - Telephone system : en
  • US2275110A - Hair clipper : en
  • US2275319A - Dual use sign and exhibition device : en
  • CA403254A - Garment : en fr
  • US2275065A - Modulation system : en
  • DE718233C - Cross bridge for star quad and process for its manufacture : de en
  • US2275116A - Method and apparatus for treating granular or powdered material : en
  • AU118580B2 - Improvements in or relating to electric motor controllers : en
  • DE718224C - Easy to connect and detachable fastening of wall coverings on the aircraft interior : de en
  • CA403207A - Wall construction : en fr
  • US2275005A - Electrical rebound device : en
  • US2275369A - Locking means for automatic tuners : en
  • GB543554A - Improvements relating to starting mechanism for internal combustion engines : en
  • DE718049C - Tubular coupling : de en
  • FR870289A - Electric propulsion for boats : en fr
  • US2274986A - Drawing sheet glass : en
  • US2274989A - Propagation of trees from cuttings : en
  • US2275051A - Dispensing device : en
  • US2275213A - Rifle magazine : en
  • US2275145A - Polarized relay : en
  • US2275167A - Electrosurgical instrument : en
  • US2275322A - Reinforced collapsible file with roller extension mounting : en
  • FR870132A - Method and percolation device for the purification of waste water : en fr
  • FR870080A - Varnish for the manufacture of waterproof and non-flammable fabrics : en fr
  • FR870179A - Method for operating several machines or electrical devices requiring short pulses of current by means of a common power source : en fr
  • GB543580A - Improvements in or relating to circuit arrangements of the type comprising a thermionic valve for combining electrical oscillations : en
  • FR870147A - Presser : en fr
  • US2274825A - Sealing means for conveying apparatus : en
  • US2275241A - Machine tool transmission and control mechanism : en
  • CA403173A - Vacuum cleaner : en fr
  • GB543518A - Improvements in and relating to fluid actuated motors and apparatus operated thereby : en
  • GB543662A - Improvements in or relating to methods of forming tyre inner tubes or other inflatable articles : en
  • DE718172C - Process for the production of oily, fat or waxy products : de en
  • US2274699A - Metallic filamentous material : en
  • US2274727A - Scribing and cutting device : en
  • USD131482S - Casing for sound reproducing apparatus : en
  • CA403273A - Colouring method for filaments, threads, etc. : en fr
  • US2274956A - Operating mechanism for amusement devices : en
  • US2274781A - Method and apparatus for insulating and cooling stationary induction devices : en
  • US2275030A - Turnstile antenna : en
  • FR870058A - Improvement in gasifiers : en fr
  • GB543521A - Improvements in and relating to incendiary hand grenades or bombs : en
  • GB543652A - Improvements in the production of metallic magnesium : en
  • US2274867A - Window bracket : en
  • US2274891A - Machine for cleaning small machine parts : en
  • GB543584A - Improvements in or relating to levelling devices : en
  • FR870287A - Process for distilling oil shales or other bituminous fuels rich in ash : en fr
  • DE699284C - Connection of a metal wood veneer with a wooden base : de en
  • DK59530C - Drive device for Tone Carriers. : da en
  • US2274975A - Nut : en
  • DK59537C - Sealing device for rotating liquid pumps. : da en
  • US2275315A - Means for attaching fragile bodies to a support : en
  • CA403170A - Hollow rubber goods manufacture : en fr
  • CA403200A - Electric valve circuit : en fr
  • CA403269A - Air conduit : en fr
  • US2275151A - Recovery of ethyl chloride from ethyl chloride-butane mixtures : en
  • US2274984A - Method of modernizing wood wagon wheels : en
  • DE718189C - Metal container without protective lining for the production, storage and transport of liquid melts in the production of light metals : de en
  • US2274945A - Pliers : en
  • US2275270A - Motion picture contrast regulation : en
  • DE718144C - Electric mercury vapor tube or lamp with a luminophore coating : de en
  • US2275330A - Ski stick : en
  • FR870185A - Arrangement for thrust ball or roller bearings : en fr
  • FR870277A - Self-igniting internal combustion engine : en fr
  • GB543526A - Improvements in systems for controlling a dynamo-electric machine tensioning a length of material : en
  • GB543592A - Improvements in or relating to electron discharge devices : en
  • US2275063A - Container and method of making the same : en
  • DE718068C - Extrusion press : de en
  • FR870206A - Process for manufacturing polymerization products : en fr
  • US2275117A - Process and apparatus for preheating or drying slurry : en
  • FR870099A - Passenger seat for motorcycles : en fr
  • FR870194A - Auxiliary device for actuating a gear change with overrun couplings, particularly for motor vehicles : en fr
  • US2275031A - Absorption refrigerating apparatus : en
  • GB543545A - Improvements in power control circuit arrangements particularly for filament heatingfor electronic valves : en
  • DE718130C - Process for the production of lubricating oils by polymerizing ethylene or gas mixtures containing it : de en
  • FR870119A - Cutter for trimming and dividing stacks of paper : en fr
  • DE718088C - Oscillating spring for chopper with two synchronously oscillating pendulum springs : de en
  • US2275278A - Method of shrinking cloth : en
  • USD131470S - Design for a bottle : en
  • GB543515A - Improvements in or relating to firing mechanism for automatic guns : en
  • GB543557A - Improvements in or relating to screw fans : en
  • FR870241A - Sulphurous roasting gas cleaning process : en fr
  • US2275169A - Manufacture of styphnic acid salts : en
  • USD131467S - Design foe a badge or similar abticle : en
  • AU114706B2 - Radio receivers : en
  • US2274927A - Sleeve type piston rod : en
  • FR870253A - Internal combustion engine with injection working with external ignition for very volatile fuels : en fr
  • US2274741A - Control apparatus : en
  • US2274877A - Internal combustion engine : en
  • DE715030C - Lever mechanism for letter folder : de en
  • FR870075A - Kettle with heat insulation and large combined heating surface : en fr
  • FR870096A - Automatic arc welding process with high non-ferrous metal alloy steel alloy bare wire : en fr
  • DE718258C - Roll film camera with removable back part designed as a cassette : de en
  • GB543632A - An improved tool for facing and counterboring : en
  • US2274777A - Nail-transferring mechanism : en
  • USD131463S - Combined display and storage cabinet for knitting pins or the like : en
  • DK59522C - Method and Apparatus for Filtering Liquids. : da en
  • US2275189A - Dishwashing machine : en
  • FR870059A - Measuring spoon : en fr
  • FR870190A - Substitute for slipper and shoe soles : en fr
  • US2274701A - Screening apparatus : en
  • US2275172A - Manufacture of styphnic acid salts : en
  • US2275225A - Milk custard beverage : en
  • US2274780A - Refuse and waste incinerator : en
  • FR870294A - Process for the preparation of agents having hair activity : en fr
  • GB543530A - Improvements in or relating to wire brushes : en
  • FR870063A - Flexible heating resistors for heating the human body : en fr
  • FR870189A - Improvements to the interior layout of wooden cases for packaging bottles : en fr
  • US2275320A - Flue cleaner : en
  • US2275341A - Means for testing dough : en
  • DE718200C - Key mechanism for harmonicas : de en
  • DE718266C - Bicycle stand with angled wheel holder : de en
  • DE717957C - Circuit arrangement for determining calling subscriber stations in telecommunication systems with dialer operation, in particular telephone systems : de en
  • US2275228A - Electric heating element : en
  • USD131466S - Design for a badge or the like : en
  • DE718217C - Double brush holder : de en
  • AU393541A - Remote control device applicable for example to the adjustment of variable-length radio antennas : en
  • US2274671A - Formation of chromium-containing layers on ferrous surfaces : en
  • FR870136A - Gas heater for ovens : en fr
  • FR870215A - Automatic lighting of electric lamps for a predetermined period of time : en fr
  • FR870083A - Improvements to x-ray generators with rotating anode : en fr
  • FR870146A - Devices for determining the direction and distance of moving or stationary objects or vehicles : en fr
  • FR870237A - Process for manufacturing corrugated cellulose-based yarns, fibers or bands : en fr