• USD132357S - Picture-carrying brooch or the like : en
  • CH221016A - Process for increasing the softening, sticking and melting point of solid aliphatic acidylated sugars. : de en
  • DE720577C - Process for the preparation of hexaalkyl or cycloalkyl esters of tetraphosphoric acid : de en
  • DE720625C - Process for the production of anhydrous oils from the steam distillation of high-boiling fractions of tars or petroleum : de en
  • US2282669A - Glider : en
  • CH221022A - Article made of magnesium or a magnesium alloy and method of making it. : en fr
  • US2282966A - Dynamoelectric machine : en
  • US2282865A - Electric switch : en
  • US2282981A - Clutch plate : en
  • US2282548A - Shipping and storing method for bulk ice cream and the like : en
  • US2282747A - Electric switch for controlling a number of magneto circuits : en
  • US2282362A - Shower cabinet : en
  • US2282980A - Vehicle window and ventilating system : en
  • US2283081A - Directional antenna : en
  • US2283156A - Refining process : en
  • NL52493C - : en
  • ES5908U - Improvement in traffic nails. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7257U - Hook for roller shutters. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545163A - Improved heat treating apparatus : en
  • US2282591A - Transmission : en
  • USD132348S - End piece for a sofa or the like : en
  • US2282424A - Link for venetian blinds : en
  • US2282967A - Electrical connection circuit breaker : en
  • US2282337A - Apparatus for the production of dot-composed or screened negatives : en
  • US2283024A - Air conditioning apparatus : en
  • US2283059A - Control instrument : en
  • US2282893A - Telephone system : en
  • US2282428A - Attachment for firearms : en
  • US2282819A - Treatment of hydrogenated oils : en
  • US2282862A - Refrigeration apparatus : en
  • US2283053A - Sintering device : en
  • CH221013A - Process for the preparation of w-oxycapric acid. : de en
  • US2282578A - Method of treading tire casings : en
  • US2282994A - Typewriting machine : en
  • DE720606C - Parking brake with automatic segment adjustment, especially for motor vehicles : de en
  • DE720788C - Electric motor for remote control, self-tuning or push-button control of a high-frequency device : de en
  • CH221136A - Motor tractor. : de en
  • US2282542A - Apparatus for forming water heating coils : en
  • GB545144A - Method and apparatus for generating steam or other vapour : en
  • AU125841A - Apparatus for winding bandages or similar strip material : en
  • US2282460A - Dry-ice press : en
  • CA404673A - Differential protective relaying system : en fr
  • CA404758A - Die press : en fr
  • AU127241A - Improvements relating tothe construction of piles, caissons andthe like in situ : en
  • CH221198A - Process for the preparation of an azo dye. : de en
  • US2282434A - Speech transmission system : en
  • US2282855A - Catalytic conversion of hydrocarbon oils : en
  • US2282817A - Treatment of refined wet processed corn germ oil : en
  • GB545135A - Process for saccarifying cellulosic materials effected by mechanical disintegration and simultaneous attack with mineral acids : en
  • US2282467A - Rotary concrete mixer : en
  • US2282894A - Elastic fluid turbine : en
  • US2282924A - Paper feed device : en
  • US2282501A - Centrifugal casting : en
  • US2282804A - Heat treated stabilized flaked cereal germ preparation : en
  • ES6762U - Bottle to spread liquids on surfaces. (Machine-translation by Google Translate, not legally binding) : en es
  • CA404715A - Hydraulic drive mechanism : en fr
  • US2282354A - Expansion compensating means for steam piping : en
  • CA404619A - Leather finishing process : en fr
  • USD132379S - Design for a hand truck : en
  • US2282575A - Press : en
  • US2282905A - Discharge gap : en
  • US2283044A - Stabilization of starchy paste : en
  • DE720661C - Turbo fluid coupling : de en
  • DK59753C - Electric Discharge Tube with a pressed, disc-shaped termination body and socket for the Tube. : da en
  • ES7208U - Trunk. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282705A - Chemical process : en
  • ES7184U - Celluloid support for the composition of inscriptions. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282499A - Depolymerization of high boiling unsaturated hydrocarbons : en
  • US2282709A - Switch for directional signals : en
  • US2282750A - Process of making plug jackets : en
  • DE720600C - Sealant for gate valve : de en
  • DE720655C - Hook tackle : de en
  • ES7191U - Improvements introduced in shaving machines (Machine-translation by Google Translate, not legally binding) : en es
  • NL52448C - : en
  • US2282868A - Pickup and delivery mechanism : en
  • AU115092B2 - Improvements in or relating to vacuum or gas-tight seals of bodies in electric apparatus and method of sealing these bodies in vacuum or gas-tight manner into such apparatus : en
  • US2282414A - Tractor trailer combination : en
  • NL52572C - : en
  • CA404663A - Photographic projection printer : en fr
  • US2282391A - Magazine reel : en
  • US2282491A - Fire extinguishing system device : en
  • CA404669A - Electron discharge device : en fr
  • DE720518C - Electrical crossover with constant input resistance in the manner of a differential circuit : de en
  • DE720638C - Holding and feeding device for rock drilling machines : de en
  • ES7135U - Whitening brush for bent and braided hair (Machine-translation by Google Translate, not legally binding) : en es
  • US2282349A - Foundry mold coating : en
  • USD132414S - Design foe, a dress : en
  • US2282617A - Rotary machine : en
  • GB545133A - Improvements in and relating to electrical apparatus for indicating displacements of movable members : en
  • GB545198A - Improvements in the joints and seams of fabric hose pipes, liquid containers, or the like : en
  • DE720642C - Device for the circulation of goods in systems for coking bituminous substances, such as pitch, tar or the like. : de en
  • GB545075A - Improvements in or relating to bearings : en
  • US2282779A - Method of producing glyceride oil : en
  • US2283146A - Dynamoelectric machine : en
  • AU97441A - Improvements in or relating to vacuum or gas-tight seals of bodies in electric apparatus and method of sealing these bodies in vacuum or gas-tight manner into such apparatus : en
  • GB545241A - Improvements in or relating to switches more particularly of the controller drum type : en
  • US2282866A - Electric liquid mixer and heater : en
  • US2283076A - Valve : en
  • CA404671A - Galvanic battery : en fr
  • DE720614C - Process for cold rolling endless strips : de en
  • US2282318A - Fiber can treating machine : en
  • US2282376A - Carburetor choke control : en
  • CH221217A - Process for the preparation of 2,2,5,7,8-pentamethyl-6-oxychroman. : de en
  • DE720682C - Voting card index : de en
  • US2282714A - Method and means for the linear transmission or amplification of amplitude-modulatedcarrier waves : en
  • US2282476A - Valve mechanism : en
  • US2282691A - Tank gauge : en
  • US2282723A - Method of finishing metal sheets : en
  • US2283109A - Bluing steel : en
  • CH220979A - Thresher. : de en
  • US2282338A - Antisiphonic valve : en
  • US2282373A - Air conditioning apparatus : en
  • US2283048A - Cleaning apparatus for wells : en
  • DE720830C - Process for the production of fuel for high-speed diesel engines : de en
  • US2282797A - Manufacture of cereal germ oil : en
  • US2282644A - Subresinous acylation reaction compound : en
  • US2282782A - Enhanced olive flavored oil : en
  • US2282985A - Motor driven trolley : en
  • US2282737A - Printing transferring machine : en
  • DE720761C - Process for the production of a mother plate (-form) for sieves or other perforated metal objects : de en
  • CH221117A - Process for the preparation of a di- (o-methoxy-phenoxy) -propyl-phosphoric acid ester. : de en
  • DE720667C - Cinema film reel, especially for narrow films : de en
  • ES7125U - New tile (Machine-translation by Google Translate, not legally binding) : en es
  • ES7268U - Automatic last for the conservation of footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282775A - Boiler water conditioner and blowoff system : en
  • US2282514A - Production of color stabilized petroleum oils : en
  • ES6776U - Cooked ceramic pasta lighter for light or heating appliances. (Machine-translation by Google Translate, not legally binding) : en es
  • USD132366S - Design for a vanity case : en
  • USD132384S - Design for a dress : en
  • CA404694A - Tungsten recovery : en fr
  • DE720719C - Knife for meat mincers : de en
  • DE720711C - Method and device for suppressing film loop noise : de en
  • DE720785C - Method for determining the height and depth of vehicles : de en
  • DE720629C - Method and device for soldering objects made of aluminum with one another or with objects made of other metals : de en
  • ES7132U - Device for hanging or holding brooms, feather dusters, handle tools and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • US2283036A - Reel control : en
  • NL52540C - : en
  • US2282559A - Protective tile : en
  • US2282634A - Draw works : en
  • GB545117A - Improvements in methods of dyeing yarns and other materials : en
  • US2282680A - Gun camera : en
  • US2282494A - Illumination control for vision-test charts : en
  • US2282588A - Apparatus for forming metal articles : en
  • US2282684A - Refrigeration : en
  • US2282830A - Protective helmet : en
  • US2283157A - Translation of modulated electric current into a series of impulses : en
  • GB545231A - Process for affixing plastic material to wood : en
  • US2282383A - Audio frequency amplifier : en
  • US2282614A - Shock absorber golf club : en
  • US2282304A - Filling clamp : en
  • US2282850A - Camera : en
  • GB545167A - Improvements in and relating to underfeed stokers : en
  • ES5906Y - Magnetic box for propaganda. : en es
  • US2282480A - Measuring and control apparatus : en
  • ES6090Y - Closing device for boxes, registers and the like. : en es
  • US2282577A - Scalp massaging apparatus : en
  • ES7152U - Articulated sole of rigid material for footwear. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545197A - Attaching propeller blades to hubs : en
  • CA404655A - Moulded lignocellulosic material : en fr
  • US2282697A - Safety carton opener : en
  • US2282968A - Coupling apparatus : en
  • US2283144A - Combination brassiere and foundation garment : en
  • US2282352A - Freight handling apparatus : en
  • US2282997A - Fire extinguishing system for ships : en
  • CH221206A - Process for the preparation of an azo dye. : de en
  • DE720777C - Process for the continuous production of Thomasstahl : de en
  • GB545218A - Improvements in or relating to machines adapted for operating upon prewelted shoe uppers : en
  • ES7168U - Apparatus for washing and filling bottles and jars. (Machine-translation by Google Translate, not legally binding) : en es
  • NL52603C - : en
  • US2282688A - Headrest : en
  • GB545132A - Methods of and means for recording signals electrically : en
  • DE720697C - Device for casting electrode plates : de en
  • ES6464Y - Siphon register. : en es
  • ES7139U - A profile with flat front and back t-shaped (Machine-translation by Google Translate, not legally binding) : en es
  • ES7201U - New furniture of multiple applications. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6113Y - Moton perfected. : en es
  • DE720675C - Monitoring device which displays the switching status of an energy distribution network with the aid of a phantom circuit and a test current source : de en
  • ES7205U - A new element of ceramic - cement - reinforced, for the construction of floors (Machine-translation by Google Translate, not legally binding) : en es
  • FR871781A - : fr
  • US2283086A - Method and apparatus for analysis : en
  • CH221114A - Apparatus for medical treatment by electricity. : en fr
  • US2282637A - Ophthalmic mounting : en
  • DE720689C - Document holder : de en
  • DE720771C - Trough conveyor belt support : de en
  • DE720842C - Method for receiving periodic pulses : de en
  • US2282567A - Windrower : en
  • US2283096A - Wrapping paper control mechanism : en
  • DE720819C - Method for starting two-stroke internal combustion engines : de en
  • CA404643A - Head covering for air raids : en fr
  • ES7237U - Tapered needle for sewn shoe. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282353A - Conveyer mechanism : en
  • US2282996A - Fastener member : en
  • US2283127A - Hydraulic turbine governor : en
  • US2282322A - Apparatus for electric heating : en
  • ES7270U - A wrapper with a bar of toilet soap and a tube of pasta (Machine-translation by Google Translate, not legally binding) : en es
  • US2282447A - Thermal energy indicating apparatus : en
  • US2282627A - Draft assembly for chilled beverages : en
  • CA404698A - Electric plug connector : en fr
  • CH221071A - Drive for small appliances such as dry razors and electric flashlights. : de en
  • US2282541A - Direction and position finder : en
  • AU95141A - Improved valve and strainer for releasing whey from cheese vats : en
  • CA404753A - Spring mattress corner bracket : en fr
  • ES6616Y - Apparatus for magneto actuation of agricultural tractor engines. : en es
  • GB545108A - Improvements in or relating to garments for personal wear : en
  • GB545221A - An improvement in or relating to the construction of walls liable to cracking through heat-changes, and/or subsidence : en
  • DE720772C - High tipper for mine conveyor wagons : de en
  • US2282768A - Copyholder for document photographing cameras : en
  • US2282346A - Apparatus for charging acetylene cylinders : en
  • US2282347A - Modulation system : en
  • US2282604A - Toilet flush mechanism : en
  • CA404657A - Refrigerating system : en fr
  • CH221141A - Elastic tire without an air tube for light vehicles. : de en
  • ES7127U - Fork for potato. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282531A - Vehicle window sill construction : en
  • US2282529A - Hydraulic throttle control : en
  • USD132349S - Design fob a jacket ok similar article : en
  • ES7241U - Dough divider machine for bakeries and similar establishments. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720807C - Vessel closure for squeeze tubes without neck : de en
  • ES7128U - Apparatus for the extraction of blood for analysis. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282488A - Lubricating means : en
  • US2282993A - Manufacture of ampoules : en
  • DE720677C - Oligodynamically active germicidal agent and process for its preparation : de en
  • ES5979Y - Profiled drill blade, for the manufacture of rosary beads. : en es
  • DE720794C - Gas turbine system with constant pressure combustion and a compressor driven by the turbine : de en
  • DE720670C - Device for separating the ice accumulation on aircraft wings : de en
  • CH221003A - Process for the production of a new printing paste. : de en
  • CH221214A - Process for the manufacture of boilers. : de en
  • DE720631C - Device for increasing or changing the transmission ratio in caterpillar vehicles : de en
  • CH221038A - Device to prevent the breaking of the pivots of the balance axis for mechanical time fuses and other timepieces. : en fr
  • ES6828Y - Eye bath. : en es
  • US2282798A - Stabilization of foods and oils : en
  • DE720610C - Car head connection for model railways imitating a through bellows : de en
  • ES7256U - A detachable detachment chamber (Machine-translation by Google Translate, not legally binding) : en es
  • CA404766A - Television amplifier system : en fr
  • AU103241A - Apparatus for conveying goods into ships holds and the like : en
  • US2282983A - Padlock cylinder retainer : en
  • ES148995A1 - A VOLTAGE SWITCHING BOARD : en es
  • DE720795C - Device for the production of fibrous webs : de en
  • US2282825A - Valve support : en
  • ES7186U - A device of molds for the centrifugation of pieces of cement and concrete of cement, laminated or not metallic (Machine-translation by Google Translate, not legally binding) : en es
  • DE720613C - Method for preventing the stringing of pastries made without acidifying agents, in particular yeast pastries : de en
  • DE720685C - Contact furnace for the synthesis of hydrocarbons : de en
  • GB545203A - Improvements in and connected with electric tumbler switches : en
  • USD132371S - Design for a lady s hat : en
  • DE720796C - As a single-axle trailer tow vehicle for motor vehicles : de en
  • US2282745A - Vehicle driven boat : en
  • DE720751C - Arrangement for generating stabilized direct current glow discharges with the aid of dielectric layers : de en
  • FR871716A - : fr
  • GB545143A - Improvements in roller boxes for turret machine tools : en
  • GR9864B - AQUATIC IMPROVEMENTS. : el en
  • DE720746C - Radio feed-free monitoring frame arrangement : de en
  • US2282738A - Screw gland joint : en
  • US2282583A - Receiving and loading tray for laundry hydro-extractors : en
  • ES6937Y - Clothesline for clothes, foldable and transportable, for possible use inside the rooms. : en es
  • DE720715C - Hydraulic actuation device, especially for retractable aircraft landing gears : de en
  • ES6726Y - Liquid reservoir. : en es
  • US2283015A - Bracelet or the like : en
  • US2283118A - Deep well pump assembly : en
  • US2282673A - Garden tool : en
  • US2282824A - Knitting machine needle : en
  • US2282743A - Wrench : en
  • US2282867A - Valve mechanism : en
  • US2282959A - Machine for making closure caps : en
  • USD132407S - Design for a dress : en
  • GB545147A - Improvements in heat insulation for cold storage chambers : en
  • ES7227U - Special brick for building floors forming cross-armed joists (Machine-translation by Google Translate, not legally binding) : en es
  • ES6997U - Automatic case for lipsticks. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282752A - Road grader : en
  • USD132388S - Design for a dress : en
  • US2282579A - Method of retreading tire casings : en
  • GB545150A - Apparatus for determining and/or controlling the maximum demand of an electric power-load : en
  • ES7259U - A tile made of wood and agglomerate of vegetable and mineral materials for the construction of floors, friezes and similar applications. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5622Y - Apparatus for raising water and liquids of all kinds. : en es
  • GB545124A - Improvements in or relating to the manufacture of paper : en
  • US2282498A - Scalp protector : en
  • US2282870A - Audio frequency amplifier : en
  • DE720804C - Security device against theft of vehicles, in particular bicycles : de en
  • ES7179U - Set of cards or sheets for accounting. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720776C - Process for the production of powder detergents : de en
  • DE720752C - Socket for the base of a gas or vapor-filled electrical discharge tube : de en
  • US2282308A - Machine for injection molding of the interlocking elements of slide fasteners : en
  • US2282392A - Electron discharge device : en
  • DE720602C - Process for the production of shiny zinc coatings from cyankali baths : de en
  • DE720787C - Box-shaped housing for remote switch for switching light and power circuits in house installations : de en
  • DE720833C - Open heat exchanger : de en
  • GB545137A - Improvements in or relating to conveyors : en
  • US2282390A - Master cylinder : en
  • DE720753C - Indirectly heated cathode with an equipotential layer made of nickel : de en
  • ES7225U - Box or container to contain products of various kinds, whose lid is usable as an independent claim poster, with its own support foot. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282812A - Stabilization of oils : en
  • US2282561A - Vending machine : en
  • US2282938A - Automatic sliding pole brake control for two-wheeled trailers : en
  • CH221221A - Process for the preparation of 3,5-dimethyl-isoxazole-carboxylic acid- (4) - (N-methyl-anilide). : de en
  • ES7228U - Special brick for building floors (Machine-translation by Google Translate, not legally binding) : en es
  • ES7236U - Air propellant device, substitute for rubber pears used in liquid sprays and sprayers. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282685A - Cable anchor : en
  • US2283074A - Umbrella rib tip : en
  • US2282740A - Heat exchange system : en
  • US2282939A - Picture and memorandum holder : en
  • USD132389S - Design for a dress : en
  • CA404635A - Necktie and collar : en fr
  • CH221004A - Aqueous dispersion. : de en
  • GB545185A - Crystalline formation : en
  • DE720644C - Fridge assembled with a chiller : de en
  • ES7245U - Bicycle support. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282443A - Vehicle mudguard : en
  • US2282538A - Spring-supported solid float indicator : en
  • US2282805A - Stabilized combinations of rice and similar polishings and whey or similar milk-solids-not-fat : en
  • US2283143A - Isomerization of normal butane : en
  • GB545217A - Improvements in hydraulic motors and pumps : en
  • US2282394A - Telephone booth : en
  • US2282405A - Transmission system : en
  • US2282470A - Nonskid attachment for vehicle wheels : en
  • DE720633C - Device for separating magnetizable parts by means of a magnetic roller on which ring-shaped sheet-metal disks are provided with a number of magnetizable segments : de en
  • DE720395C - Process for sensitizing photographic emulsions with the aid of carbocyanines : de en
  • US2283079A - Cake holder : en
  • US2282881A - High-chair device : en
  • CH221139A - Device for filling pneumatic tires with compressed air, in particular for bicycles and motorcycles. : de en
  • CH221109A - Reflector lamp with device for changing the focus. : de en
  • US2283116A - Seat cushion : en
  • CA404757A - Pickle liquor product : en fr
  • CH221047A - Assembled current and voltage converter, especially for very high voltages. : de en
  • CH221017A - Process for the preparation of a chromium-containing azo dye. : de en
  • US2282458A - Carburetor : en
  • US2282555A - Toy ring game : en
  • US2282572A - Air grille : en
  • US2282929A - Rail marking device : en
  • DE720712C - Method for producing a photosensitive layer : de en
  • ES6030Y - Doll with automatic parachute. : en es
  • US2283083A - Insulator : en
  • ES7140U - A profile of metal sheet tape (Machine-translation by Google Translate, not legally binding) : en es
  • ES7223U - Sharpening pencils (Machine-translation by Google Translate, not legally binding) : en es
  • DE720775C - Process for bleaching cellulose fibers : de en
  • DE720742C - Receiver with shrinkage control and unlocking only above a threshold value of the input amplitude : de en
  • US2282667A - Concrete pipe making machine : en
  • GB545118A - Improvements in soap products formed by extrusion and subsequent treatment : en
  • US2283041A - Electron focusing system : en
  • USD132403S - Design fob a dress : en
  • DE720832C - Fixing device for a thermometer, which is attached to a cold room wall it : de en
  • US2282475A - Piston ring expander : en
  • US2283006A - Power control : en
  • DK59758C - Device for electrically powered household grinders. : da en
  • CA404685A - Motor control system : en fr
  • CH221133A - Caterpillar. : de en
  • CA404705A - Textile finishing method : en fr
  • CH221121A - Device for making permanent waves. : de en
  • ES7144U - Closing for tin containers to close hermetically. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282517A - Transmission : en
  • CH221219A - Process for the preparation of a basic ester. : de en
  • GB545188A - Improvements in or relating to pirns, their manufacture or usage : en
  • US2282527A - Pigment transfer : en
  • US2282401A - Electrical vacuum pump : en
  • US2282609A - Apparatus for stenciling articles : en
  • US2283126A - Turbine nozzle : en
  • CA404678A - Electrical measuring instrument : en fr
  • US2282734A - Venting device for radiators : en
  • US2283080A - Car coupler : en
  • USD132344S - Design for a dish or similar article : en
  • CH220980A - Component. : de en
  • ES5520Y - Footwear with a mixed material sole. : en es
  • ES7164U - Ceramic brick (Machine-translation by Google Translate, not legally binding) : en es
  • US2282854A - Stationary induction appartus : en
  • CA404620A - Yarn and cord composition : en fr
  • USD132386S - Design for a dress : en
  • CH221184A - Process for the preparation of a stilbene dye. : de en
  • CH221209A - Process for the preparation of metal-free tetra- (4) -pyridylphthalocyanine methosulfate. : de en
  • AU388740A - Improvements in and relating to electric irons : en
  • GB545228A - Improvements in and relating to electric welding processes : en
  • CA404613A - Yarn and thread winding device : en fr
  • DE720628C - Distribution wheel made of insulating material : de en
  • DE720797C - Four-speed planetary gear for motor vehicles : de en
  • GB545088A - Improvements in or relating to engine connecting rods : en
  • USD132372S - Design for a billfold : en
  • ES6191Y - Detachable box for packaging. : en es
  • CH221089A - Device for current collection in unipolar machines. : de en
  • CA404740A - Modified t-rail : en fr
  • CA404765A - Television receiving system : en fr
  • CA404648A - Article charging apparatus : en fr
  • CH220996A - Device on winding machines to collect and orderly depositing wound bobbins. : de en
  • CH221005A - Hose coupling device on vacuum cleaners. : de en
  • DE720701C - lubricant : de en
  • ES5612Y - Curling device for hair. : en es
  • USRE22097E - Treatment of catalysts : en
  • CH221155A - Process for the preparation of a 2-cyano-3-phenyl-4-acetylglutarester acid nitrile. : de en
  • NL53239C - : en
  • US2283140A - Welding work positioner : en
  • US2283149A - Locating device for use with recording scales : en
  • US2282489A - Oven heating system : en
  • CA404742A - Shoe sewing machine : en fr
  • CH221172A - Process for the preparation of an azo dye. : de en
  • US2282602A - Process for the conversion of hydrocarbons : en
  • CH221159A - Process for the preparation of a 2-cyano-3-furyl-4-acetylglutarate anilide. : de en
  • CH221224A - Luggage racks for bicycles. : de en
  • DE720732C - Loose or compressed smoke-producing smoldering compound : de en
  • US2282992A - Television receiver : en
  • US2282439A - Automobile brake : en
  • US2282536A - Method of preparing synthetic tanning agents : en
  • US2282840A - Fountain pen : en
  • US2282935A - Hand truck : en
  • USD132359S - Design for a vase : en
  • US2282412A - Handle device : en
  • US2283042A - Means for interconnecting elongated flexible members in parallel : en
  • DE720808C - Method and device for the production of cross ties with coherent turns of wire for packages : de en
  • CA404628A - Preserved food product : en fr
  • GB545130A - Improvements relating to dynamo-electric machines : en
  • CH220990A - Generator gas system for motor vehicles, in particular passenger cars. : de en
  • USPP515P - x roseplant x r roseplant : en
  • US2283135A - Wood flooring : en
  • CH221152A - Aircraft control. : de en
  • CH221161A - Process for the production of an ether of thioammelin. : de en
  • CH220982A - Sealing agents for windows, door leaves, etc. and methods of manufacturing the same. : de en
  • CH221210A - Process for the production of the tetramethylpyridine-p-toluenesulfonate of the metal-free tetra- (4) -pyridylphthalocyanine. : de en
  • US2282995A - Fishing reel : en
  • ES6040Y - Pin. : en es
  • CA404649A - Engine fuel governor : en fr
  • CH221180A - Process for the preparation of a stilbene dye. : de en
  • CH221108A - Burner device on gas consumers with burners of different sizes. : de en
  • ES6532Y - Double bottom box, smoker's toiletry bag. : en es
  • US2283153A - Milling machine : en
  • AU330741A - Dielectric liquid : en
  • CA404688A - Portable stove : en fr
  • ES6429Y - Automatic case, in the shape of a clamp, for coloring matters, fats, etc. : en es
  • CH221035A - Infinitely variable, hydraulic transmission and reversing gear, especially for Flab. Gun straightening apparatus. : de en
  • CH221102A - Anisotropic permanent magnet and process for its manufacture. : de en
  • DE720659C - Injection nozzle with lubricated valve needle : de en
  • DE720635C - Process for the pretreatment of electrostatic separating material before separation with chemical wetting agents : de en
  • DE720773C - Method for the uniform loading of raw material processing plants : de en
  • DE720604C - Device for triggering the suspension locks for bombs and dropping loads on aircraft : de en
  • ES7255U - Metallic security container for remittances by mail. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545153A - Improvements in seamless hosiery and the method of making same : en
  • GB545213A - Improvements in electron beam disharge devices : en
  • US2282976A - Loose-leaf binder : en
  • CA404764A - Television tube : en fr
  • CH221147A - Riding bike. : de en
  • AU115077B2 - Improved apparatus for cleaning ships' bottoms : en
  • CA404630A - Bulk material trimming apparatus : en fr
  • DE720601C - Conveyor device for desintering, sorting and stacking of blanks : de en
  • DE720656C - Device for lifting and lowering heavy loads using hydraulic presses : de en
  • US2282953A - Wringer mechanism : en
  • DE720584C - Rotary switch with low OE content : de en
  • DE720665C - Machine for the production of flat and gusseted bags : de en
  • DE720716C - Suspension of independently mounted, steerable wheels for motor vehicles : de en
  • ES7147U - Device for opening or closing electrical circuits. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720767C - Method of mixing wood wool with mineral binders : de en
  • US2282660A - Corn slicer, shredder, and scraper : en
  • US2283055A - Glass working apparatus : en
  • US2283141A - Treatment of textile fabrics : en
  • GB545232A - Improvements relating to electrically heated overlays, mattresses, pads, blankets and the like : en
  • US2282774A - Gauging apparatus for liquid containers : en
  • USRE22093E - Translucent petroleum plastic : en
  • US2282633A - Hoisting block : en
  • US2282956A - Direction signal system : en
  • DE720609C - As an aid to climbing, covering for the outsole of skis : de en
  • DE720713C - Process for the production of fluorescent screens for electrical discharge vessels : de en
  • ES7250U - A protective terminal and distributor ede electrical conductors (Machine-translation by Google Translate, not legally binding) : en es
  • US2282883A - Antifriction bearing : en
  • US2283061A - Hanger for electrical conductors : en
  • ES7183U - A frame for portraits and mirrors (Machine-translation by Google Translate, not legally binding) : en es
  • US2282640A - Automatic blow-off for steam driers : en
  • DE720691C - Control switch for transformers that can be regulated under load by means of a voltage divider : de en
  • US2282454A - Electric circuit control : en
  • US2282769A - Sulphonic acid amide compounds and manufacture thereof : en
  • CH221215A - Method for changing the size of the output force, which remains constant during operation, in devices with a deforming element having a helical part. : de en
  • US2282784A - Exploded antioxygenic food composition : en
  • US2282336A - Spring-wire earring, ring, and the like : en
  • GB545152A - Improvements in and relating to apparatus for testing prime movers : en
  • US2282882A - Gel composition and method of preparation : en
  • DE720563C - Machine used for relief grinding the cutting back surfaces of twist drills : de en
  • US2282512A - Mercury switch : en
  • US2283068A - Propeller : en
  • DE720783C - Antenna system for marker transmitter : de en
  • DK59747C - Press iron for ironing machines. : da en
  • GB545102A - Improvements relating to cast iron : en
  • US2282601A - Yellow glass composition : en
  • US2282934A - Means for making shoes and slippers : en
  • DK59764C - Eddy current air filter, in particular for the intake air of combustion engines. : da en
  • US2282772A - Pontoon type floating roof for liquid storage tanks : en
  • US2283106A - Carrier-signal selector network : en
  • DK59761C - Transparent, Equipped with Square Grid Set of Plates for Use When Drawing Pictures. : da en
  • US2282413A - Safety apparatus : en
  • US2282922A - Conversion of hydrocarbons : en
  • ES5519Y - Footwear with a special cork sole. : en es
  • ES7160U - Automatic penknife for pencils. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545176A - Improvements in apparatus for loading sheath wire electric heating units : en
  • ES6790Y - Apparatus for lubricating pistons and valves in internal combustion engines. : en es
  • ES7188U - Clamp for permanent hair ripple. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6986Y - Case for cigarette packs. : en es
  • USD132416S - Design fob a dress : en
  • GB545200A - Improvements relating to the construction of perforated metal bar members of angle section : en
  • DE720723C - Process for the production of non-settling, practically anhydrous iron mica paints : de en
  • DE720730C - Device for increasing the number of shots on an automatic firearm with a bolt thrown back from the barrel : de en
  • ES6027Y - Pourer system for containers containing liquids. : en es
  • ES7174U - Electrode holder clamp. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282327A - Pyrolysis of diphenyl-ethane compounds : en
  • US2282415A - Treatment of artificial materials : en
  • US2282580A - Method of retreading tire casings : en
  • US2283018A - Separable fastener : en
  • USD132393S - Design for a dress : en
  • ES7198U - Wall calendar indicating dates by means of arrows. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5613Y - Side-opening wardrobe jacket. : en es
  • ES7217U - Mustache compass with parallel points for cartoonists. (Machine-translation by Google Translate, not legally binding) : en es
  • US2283152A - Method of casting metal and cast article : en
  • GB545205A - Conductor hooks for belts, conveyor bands and the like : en
  • GB545096A - Improvements in or relating to safety valves suitable for use with steam generators : en
  • US2282918A - Cloth cutting machine : en
  • CA404637A - Dispensing device for filling grease guns : en fr
  • US2282735A - Butter slicing and dispensing machine : en
  • US2282502A - Pump liner : en
  • AU115093B2 - Frequency modulation receivers : en
  • DK59748C - Device at Machine Rollers Heating Table. : da en
  • CH221076A - Process for the production of composite cast flange bearings. : de en
  • CA404642A - Aircraft retractable undercarriage : en fr
  • CA404746A - Folding machine : en fr
  • GB545080A - Improvements in laundry presses and the like : en
  • GB545087A - Improvements in alternating current electromagnets : en
  • GB545196A - Improvements in or relating to cinematograph target apparatus : en
  • US2282612A - Marine power transmission system : en
  • US2282377A - Control means for railway train communication apparatus : en
  • US2282756A - Hangar : en
  • USD132385S - Design for a dress : en
  • USD132418S - Design for a handbag or the iike : en
  • GB545094A - Improvements in or relating to gland packings : en
  • DE720646C - DC motor whose speed should be kept constant in the event of mains voltage fluctuations : de en
  • DE720707C - Device for determining the permeability, absorption, adsorption and swelling of static foils exposed to chemical influences : de en
  • US2283039A - Reel control : en
  • DE720687C - Device for lifting and feeding sheets of paper, cardboard, sheet metal or the like. : de en
  • DE720839C - DF receiving system : de en
  • DE720705C - Device for cooling centrifugal casting molds : de en
  • DE720686C - Process for the preparation of vinyl halides : de en
  • DE720690C - Rail current switch : de en
  • DE720658C - Compressed air internal combustion engine : de en
  • US2282928A - Water-soluble condensation products : en
  • USD132387S - Design tor a dress : en
  • US2282897A - Apparatus for coating containers : en
  • ES5922Y - Universal sewing apparatus. : en es
  • ES4253Y - Inviolable envelope. : en es
  • US2282690A - Tank gauge : en
  • US2283085A - Air conditioning : en
  • US2282418A - Playing racket construction : en
  • US2282547A - Deposited rubber article : en
  • US2282801A - Stabilization of fruits and vegetables : en
  • AU115090B2 - Improvements in or relating to circuits for amplifying electric oscillations : en
  • CH221044A - Method and device, in particular for measuring liquid levels. : de en
  • ES6545U - Elastic suspension of rubber that acts as a cut and circular base. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282778A - Rotary machine : en
  • US2283155A - Apparatus for regulating and delivering paper stock to papermaking machines : en
  • CH221120A - Process for the preparation of a sulfur-containing conversion product of cholesterol. : de en
  • US2282861A - Oscillator : en
  • USD132412S - Design for a hat : en
  • AU115091B2 - Improvements in or relating to circuits for amplifying electric oscillations : en
  • AU115082B2 - Improvements in bolted-clips and hooks for securing pipes to walls : en
  • CH220984A - Method for sinking structures. : de en
  • US2282450A - Brush rigging for electrical apparatus : en
  • US2282785A - Stabilized emulsion of vitamin containing vegetative materials in molasses : en
  • CA404700A - Rubber composition : en fr
  • CA404763A - Titanium dioxide pigment : en fr
  • CH221129A - Push-in or push-through seal. : de en
  • CH221082A - Internal combustion engine. : de en
  • US2283035A - Process for the manufacture of : en
  • USD132374S - Design for an ammunition rounds counter : en
  • AU138741A - Brominated acrylonitriles and polymers thereof : en
  • CH220989A - Gas firing device with an elongated burner and a constantly burning pilot flame, as well as a control valve actuated by a flow of control gas. : de en
  • CA404627A - Storage battery : en fr
  • CA404654A - Brake disc : en fr
  • CA404684A - Brake and sanding control means : en fr
  • DE720702C - Lubricating and insulating oil : de en
  • US2282589A - Wheel structure : en
  • US2282657A - Artificial flower : en
  • AU115086B2 - Improvements in band-spread tuning circuits for radio receivers : en
  • CH221055A - Method for producing an endless sound tape with mechanically scannable sound tracks and sound tape produced according to this method. : de en
  • CH221165A - Process for the preparation of 2-cyano-3- (3 ', 4'-dimethoxy) -phenyl-4-acetylglutaric acid diethyl ester. : de en
  • DE720622C - Switching mechanism of remote switches adjusted by means of an electric motor : de en
  • ES7206U - Flexible chains for wristwatches and bracelets in general. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282404A - Transmission system : en
  • US2282606A - Initial holder : en
  • US2282896A - Device for hair waving : en
  • CA404754A - Electric socket and plug : en fr
  • CH221069A - Process for the continuous vulcanization of a rubber article of great length, and installation for carrying out this process. : en fr
  • US2282423A - Process and apparatus for forming articles from organic plastic material : en
  • US2282544A - Refrigerating apparatus and method of freezing liquid food products : en
  • US2282592A - Apparatus for displaying foodstuffs and other articles : en
  • US2282964A - Wall construction : en
  • US2283063A - Shoe-polishing machine : en
  • ES7126U - An agricultural device for superficial or other shallow operations powered by human force (Machine-translation by Google Translate, not legally binding) : en es
  • ES7173U - Improved subway (Machine-translation by Google Translate, not legally binding) : en es
  • DE720841C - DF antenna system for the shortwave range : de en
  • CH220987A - Cover for the hole in the cooking plate of a kitchen range. : en fr
  • CH221064A - Automatic turning machine. : en fr
  • CH221119A - Process for the preparation of progesterone. : de en
  • DE720740C - Process for the operation of high frequency amplifiers working as B amplifiers for high powers : de en
  • DE720822C - Circuit arrangement for the transmission of market prices : de en
  • CH221220A - Process for the preparation of 3,5-dimethyl-isoxazole-carboxylic acid- (4) -di-n-propyl-amide. : de en
  • GB545119A - Improved apparatus for printing and moistening or gumming paper strips : en
  • GB545161A - Improvements in apparatus for preparing solutions : en
  • CH220978A - Forage cutting machine. : de en
  • ES7167U - Perpetual calendar. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282666A - Sausage linking : en
  • US2282791A - Stabilization of fish and similar oils : en
  • US2282483A - Merchandise container : en
  • US2282978A - Conveyer system for unloading ships : en
  • CA404762A - Exhaust recoil nozzle : en fr
  • CH221080A - Pump for pumping acidic beverages. : de en
  • AU144841A - Improved machine for combing wool on pelts : en
  • US2282849A - Electric fuse : en
  • US2282950A - Vacuum cleaner : en
  • DE720756C - Light stabilizers : de en
  • ES7209U - Lace tile. (Machine-translation by Google Translate, not legally binding) : en es
  • US2283093A - Filling spout : en
  • US2282943A - Shaving appliance : en
  • US2283110A - Safety throwoff : en
  • US2283121A - Light responsive control system : en
  • ES5606Y - Padded mattress with spring insert. : en es
  • ES6056Y - Frame for holding the typesetting molds. : en es
  • CH221132A - Deformable tube. : en fr
  • CH221225A - Luggage racks for bicycles. : de en
  • US2282687A - Set of contact springs for electrical switching apparatus : en
  • US2283094A - Buckle : en
  • DE720757C - Method for producing rubber threads : de en
  • ES5987Y - Cover or wrap to protect rayon or artificial silk crowns. : en es
  • ES7170U - Rolling cigarette cigarettes. (Machine-translation by Google Translate, not legally binding) : en es
  • CA404708A - O-hydroxyazo-dyestuff : en fr
  • GB545154A - Improvements in seamless hosiery and the method of making same : en
  • US2282381A - Amplifier : en
  • US2282668A - Knitting machine : en
  • ES7162U - A new zipper for machinery, travel items and dresses (Machine-translation by Google Translate, not legally binding) : en es
  • CH221095A - Arrangement on a clockwork with escapement built into an apparatus housing. : de en
  • CA404706A - Textile fabric production : en fr
  • GB545097A - Improvements in and relating to adjustable carbon holders for arc lamps : en
  • ES6969Y - Special containers for banana pineapples. : en es
  • US2283012A - Bending apparatus : en
  • ES7265U - Electrified candle (Machine-translation by Google Translate, not legally binding) : en es
  • CH221188A - Process for the preparation of a stilbene dye. : de en
  • CH221103A - Electrical discharge vessel with at least one electrode made of stamped metal parts, enclosing the cathode at an almost even distance. : de en
  • US2282335A - Expansion joint construction : en
  • US2282374A - Brake rigging : en
  • CA404618A - Electrical terminal guard : en fr
  • DE720805C - Method for stabilizing ships : de en
  • ES5905Y - Automatic bucket. : en es
  • US2282786A - Stabilization of animal meals : en
  • US2283128A - Turbine lubrication : en
  • US2282851A - Clinch nut : en
  • US2282466A - Fibrous material : en
  • US2282828A - Nozzle for dusting machines : en
  • GB545148A - Improved process and apparatus for reclaiming or remanufacturing leather from waste leather or leather-substitute : en
  • CH221091A - Circuit arrangement for power distribution in meshes of line systems. : de en
  • CH221186A - Process for the preparation of a stilbene dye. : de en
  • US2282537A - Method of making pivot means : en
  • DE720648C - Solder connections of difficult-to-melt metals in electrical discharge vessels : de en
  • DE720824C - Process for the production of oil from coal : de en
  • ES6131Y - Pencil holder for lips. : en es
  • ES7247U - An apparatus for sharpening razor blades (Machine-translation by Google Translate, not legally binding) : en es
  • ES7232U - Automatic scrubber applicable to gas gas from filtering bags, which under the action of gas to filter are forced to take a convex curvilinear section. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545098A - Improvements in the manufacture of peat fuel : en
  • US2282597A - Well drilling plant : en
  • CA404697A - Escalator : en fr
  • CA404721A - Titanium dioxide preparation : en fr
  • DE720738C - Circuit arrangement for eliminating interference in wireless receiving devices : de en
  • GB545191A - An improved manufacture of unsaturated alcohols : en
  • ES7234U - Torque wrench. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545204A - Improvements in, and connected with, electric switches of the intermediate type : en
  • GB545125A - Improvements in fuel for compression-ignition engines : en
  • US2282683A - Electrochemical preparation of halogenated organic hydroxy compounds : en
  • ES7182U - Support for knot ties. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282874A - Power system including rotary transformers : en
  • USD132373S - Combined .conveyer and mixer for stock feeds, flours, and the like : en
  • CH221148A - Spur gears change gear for bicycles. : de en
  • ES7203U - New calendar system. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7238U - Washers or other joints with protected edges. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720792C - Double-leaf gas protection door : de en
  • US2282576A - Bottling machine : en
  • GB545126A - Improvements in or relating to radio telegraph systems : en
  • US2282399A - Manufacture of laminated glass : en
  • US2282679A - Apparatus for removing grass, weeds, and other matter from the ground : en
  • CH221110A - Electric lamp. : de en
  • CA404675A - Electric contact regulator : en fr
  • CA404756A - Organic compound : en fr
  • CH220997A - Device for the automatic replacement of shuttles on a loom. : de en
  • CH221051A - Electrical network for the summation of currents or voltages. : de en
  • US2282462A - Ingot : en
  • DK59767C - Wardrobe ticket. : da en
  • ES5988Y - Rubberized wool brush made from used car covers, for scrubbing. : en es
  • ES7224U - Portable lamp for cars and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • AU115096B2 - Improvements in or relating tothe measurement of surface roughness : en
  • CA404645A - Puncture sealing tire tube : en fr
  • CH221112A - High pressure electric discharge tube for lighting or radiation purposes. : de en
  • US2282385A - Refrigeration control : en
  • US2282891A - Pallet for hollow block molding machines : en
  • US2283100A - Pressure regulating attachment for liquid containers : en
  • US2282378A - Mucking machine : en
  • USD132402S - Design for an ice cream cone : en
  • US2282610A - Carbon and copy sheet unit : en
  • CH221042A - Gyroscope. : de en
  • CH221168A - Process for the preparation of an azo dye. : de en
  • AU115100B2 - Improvements relating tothe construction of piles, caissons andthe like in situ : en
  • CH221173A - Process for the preparation of a stilbene dye. : de en
  • US2282717A - Suspension line for parachutes and the like : en
  • CH221054A - Device for recording sound vibrations. : de en
  • CH221166A - Process for the preparation of an azo dye. : de en
  • US2282339A - Electric welding : en
  • US2282930A - Switching mechanism and circuit therefor : en
  • CA404737A - Bubble cap : en fr
  • CA404661A - Double exposure warning device : en fr
  • CA404709A - Plywood barrel : en fr
  • CH221053A - Method of recording sound while changing the width of the sound track. : de en
  • CA404682A - Brake control means : en fr
  • CA404695A - Food product : en fr
  • CA404724A - Chromium ore processing : en fr
  • CA404739A - Electro-static gas cleaner : en fr
  • CH221177A - Process for the preparation of a stilbene dye. : de en
  • US2282726A - Control apparatus : en
  • US2283050A - Guard structure : en
  • US2283114A - Bowling alley accessory : en
  • US2282543A - Sealing ring for rotary hydraulic clutches : en
  • CH221096A - Ground resistance, preferably for overvoltage purposes. : de en
  • US2282876A - Projection screen : en
  • AU115097B2 - Apparatus for winding bandages or similar strip material : en
  • US2282516A - Airplane wing structure : en
  • CH221045A - Device cooperating with an electric instrument for controlling a quantity to maintain this quantity at the predetermined value, practically without oscillating around said value. : en it
  • USD132408S - Design for a dress : en
  • ES7220U - Doorbell (Machine-translation by Google Translate, not legally binding) : en es
  • DE720623C - Attachment of surge arresters : de en
  • CH221127A - Road traffic control system with light signals. : de en
  • DK59755C - Gas generator princely. : da en
  • US2282822A - Power system including rotary transformer : en
  • US2282654A - Apparatus for determining fluid contents of solids : en
  • US2283067A - Process for refining sulphate wood turpentine : en
  • CH221049A - Adding machine. : de en
  • CA404732A - Electric current distributor : en fr
  • CH221179A - Process for the preparation of a stilbene dye. : de en
  • NL52518C - : en
  • CA404692A - Tape-serving device : en fr
  • ES7222U - Improvements in bicycle alternators or dynamos (Machine-translation by Google Translate, not legally binding) : en es
  • AU115068B2 - Improvements in or relating to electric discharge tubes having directional electron beam : en
  • US2282694A - Water supply system for concrete mixers : en
  • US2283028A - Vaporizing apparatus : en
  • US2282892A - Dehydrating castor oil : en
  • US2283019A - Egg cooker : en
  • US2282440A - Electrical glass splitting machine : en
  • US2282999A - Washing machine : en
  • US2282571A - Method of making sinks : en
  • US2282965A - Process for preparing zinc formaldehyde sulphoxylate : en
  • ES7151U - Regulating device for closing and opening the covers of the jukeboxes or radio equipment. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282672A - Sanitary door mat : en
  • AU211041A - Improvements in band-spread tuning circuits for radio receivers : en
  • CH221153A - Device on aircraft for driving a propeller shaft, in particular by means of several motors. : de en
  • AU542742A - An improved scaffold clamp : en
  • CA404751A - Gas supplying apparatus : en fr
  • GB545081A - Improvements in the manufacture of synthetic resins : en
  • NL52410C - : en
  • US2282303A - Pigment treatment : en
  • US2282777A - Foam inhibitor apparatus for boilers : en
  • ES7185U - Brooch for leagues. (Machine-translation by Google Translate, not legally binding) : en es
  • GR9865B - AIRLINE AMPLIFIER. : el en
  • GB545212A - Improvements in method and apparatus for forming washers and the like : en
  • US2282846A - Game apparatus : en
  • US2283150A - Process of producing oximes : en
  • ES7158U - Brake to counterpedal applied to the axis of the rear wheel of bicycles (Machine-translation by Google Translate, not legally binding) : en es
  • GB545209A - Improvements in devices for applying drag or tension to yarns or threads being wound or unwound : en
  • CH221140A - Pneumatic safety valve especially for cars and bicycles. : de en
  • CH221068A - Method of manufacturing panels. : de en
  • CA404641A - Aircraft : en fr
  • US2282473A - Copy character holder : en
  • DK59760C - Wind pressure regulated Fresh air valve. : da en
  • ES7215U - A new footwear with sole, rubber and rubber base, covered with rubber and vulcanized and sewn to the cut (Machine-translation by Google Translate, not legally binding) : en es
  • CH221116A - Method and device for drying biologically active or other substances accommodated in containers to be evacuated. : de en
  • US2282704A - Automotive vehicle with detachable loading head : en
  • GB545079A - Improvements in and relating to power transmission couplings : en
  • US2282545A - Garment pocket and method of making same : en
  • US2282616A - Draw works : en
  • DK59749C - Procedure for the Preparation of Compounds of the Cyclopentanopolyhydrophenanthrene Series. : da en
  • CH221072A - Safety razor. : de en
  • CH221192A - Process for the preparation of a stilbene dye. : de en
  • GB545115A - Apparatus for the damping of torsional vibrations in rotary power transmission systems : en
  • US2282958A - Hydrometer : en
  • DE720760C - Process for the production of poison baits for combating rodents : de en
  • ES6475Y - Fantasy picture frame, also applicable for views or various documents. : en es
  • ES6337Y - Siphon vessel or siphon box for general hydraulic registration of plumbing drainage facilities for bathrooms and the like. : en es
  • DE720814C - Method for regulating the feedback from direct current series generators to an alternating current network via grid-controlled converters, in particular for vehicle drives : de en
  • ES7211U - Glass or crystal brush. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7130U - Apparatus for drawing parallels and angled sides, for use by architectural draughtsmen. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720745C - Transmission device for generating guidelines : de en
  • DE720786C - Broadcast measuring device : de en
  • US2282478A - Leather-stretching apparatus : en
  • US2282878A - Air conditioning system : en
  • US2282987A - Automatic shutoff valve : en
  • GB545092A - Wire mesh filter for blood and like transfusion apparatus : en
  • US2282492A - Process of isolating enzymes : en
  • US2282708A - Coffee roasting product, method, and machine : en
  • US2282764A - Toy catapult and projectile : en
  • USD132390S - Design fob a dress : en
  • US2282426A - Thermostat : en
  • US2282885A - Window construction : en
  • CH221138A - Adjustable gripper device on tracked vehicles. : de en
  • DE720735C - Evaporation cooling system : de en
  • DE720821C - Braking device for drive transmissions by means of turbo converters, in particular for motor vehicles : de en
  • GB545179A - Improvements in or relating to footwear and its manufacture : en
  • ES7133U - A rear painted mudguard and painted (Machine-translation by Google Translate, not legally binding) : en es
  • US2282482A - Bottle container : en
  • US2282763A - Amusement device : en
  • US2282803A - Stabilized heat reacted cereal flakes : en
  • DE720660C - Device for internal cooling of the pistons of internal combustion engines : de en
  • DK59757C - DC compressor. : da en
  • ES7134U - Drying of agricultural products. (Machine-translation by Google Translate, not legally binding) : en es
  • GR9866B - PLASTIC MATERIAL FROM CARBON SEEDS. : el en
  • GB545086A - Improvements in coupling means for connecting, to tractors, the shafts of vehicles which are normally horse-drawn : en
  • ES7195U - Block of paper for calligraphic uses. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282386A - Resonant absorption reducing device : en
  • US2282356A - Method and apparatus for lighting areas, particularly applicable to facilitating landings by aircraft : en
  • US2282351A - Electrolyte for and method of polishing metal surfaces anodically : en
  • US2282549A - Polymerization of hydrocarbon gases : en
  • US2283145A - Projection system : en
  • DE720634C - Electromagnetic drum separator for fine material : de en
  • US2282330A - Actuating mechanism for work clamps : en
  • US2282620A - Brake : en
  • US2283073A - Sewing machine : en
  • GB545151A - Improvements in or relating to fire hose nozzles : en
  • DE720632C - Light signal device : de en
  • DE720608C - Gas-tight twist lock for doors to air raid shelters : de en
  • GB545089A - Improvements in gas filters : en
  • CH221024A - Process for increasing the corrosion resistance of workpieces made of magnesium and magnesium alloys. : de en
  • NL52466C - Process for the conversion of cyclic carboxylic acid amides into linear polyamides : en nl
  • DK59754C - Contact spring group for electromagnetic Couplers and Relays. : da en
  • ES7261U - Advertising dice (Machine-translation by Google Translate, not legally binding) : en es
  • ES6552Y - Protective shirt against low temperatures. : en es
  • ES7246U - A safeguard device (Machine-translation by Google Translate, not legally binding) : en es
  • DE720799C - Cushioning, especially for motor vehicles : de en
  • DE720840C - Circuit arrangement for a display device, by means of which characters of various types transmitted by the transmitter of a rotating radio beacon on the receiving side, e.g. Dots and lines are counted and their count is evaluated during the touch pause : de en
  • ES6035Y - Replaceable items billboard. : en es
  • DE720688C - Device for the uninterrupted supply of sheet-shaped work : de en
  • ES7142U - A whitening brush : en es
  • US2282692A - Cutting device : en
  • US2282832A - Semiconducting tape : en
  • GB545208A - Improvements in devices for applying drag or tension to yarns or threads being woundor unwound : en
  • GB545214A - An improved positive rotary pump or the like : en
  • US2282776A - Feed water and blowoff system for boilers : en
  • DE720784C - Device for determining the altitude of an aircraft : de en
  • DE720838C - Arrangement for reducing the horizontal component in the radiation field of a beacon beacon : de en
  • ES7243U - An entertainment game (Machine-translation by Google Translate, not legally binding) : en es
  • DE720846C - Arrangement for automatic bearing : de en
  • DE720630C - Photographic developer : de en
  • ES7157U - Articulated sole applicable to footwear in general. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545169A - Improvements in connecting rods for agricultural mowing machines : en
  • DE720652C - Flat weft knitting machine : de en
  • US2283095A - Rail bond terminal : en
  • US2282484A - Stabilizer for drop side cribs : en
  • US2282998A - Rectifier circuit : en
  • US2282477A - Continuous bat assembly machine and method : en
  • US2282665A - Collapsible table : en
  • DK59769C - Device for internal combustion engine systems. : da en
  • US2282573A - Carton : en
  • US2283105A - Detachable mounting for weft detectors : en
  • US2282652A - Hydraulic device : en
  • US2282757A - Clamping device : en
  • US2282932A - Self-aligning hammer : en
  • US2282702A - Dimethylene quaternary ammonium salts : en
  • US2282746A - Clamp device : en
  • US2282686A - Antioxidant : en
  • US2282469A - Production of ethers from alcohols : en
  • ES6242Y - Bookend device. : en es
  • ES6572Y - Applicable case for cigarette case or lady's bag. : en es
  • GB545226A - Improvements in and relating to the engine rooms of marine or stationary internal combustion engine installations : en
  • US2282645A - Subresinous acylation reaction compound : en
  • US2283021A - Pressure carburetor : en
  • DE720657C - Safety device against unintentional lowering of a hydraulic lifting platform : de en
  • DK59765C - Impact grinder. : da en
  • ES7219U - Luggage carrier for bicycles, motorcycles and similar. (Machine-translation by Google Translate, not legally binding) : en es
  • NL52508C - : en
  • US2282521A - Machine for chopping foods : en
  • US2282793A - Food : en
  • US2283070A - Automatic meter-reading apparatus : en
  • US2282369A - Piezoelectric crystal apparatus : en
  • ES6031Y - Pump device coupled directly to a household filter : en es
  • GB545220A - Tool for straightening or bending metal wire, tube, bar and the like : en
  • US2282321A - Electric system : en
  • US2282490A - Valve construction : en
  • US2282671A - Meat grinder : en
  • US2283075A - Thermostat : en
  • US2282888A - Waxing device : en
  • US2282518A - Preparation of phenol-ligninaldehyde resins : en
  • US2282532A - Back water valve : en
  • US2282811A - Preservation of oils : en
  • US2282963A - Spring driven electric generator : en
  • US2282650A - Abrasive article : en
  • GB545112A - Improvements in and relating to heating by chemical action : en
  • DE720729C - Device for testing oxygen breathing devices : de en
  • DE720741C - Receiver with expansion of the sound dynamics : de en
  • US2282361A - Insulating and refractory plastic : en
  • US2282380A - Feed-back circuit : en
  • DE720790C - Process for the production of leuco esters connectable compounds : de en
  • ES7196U - Simplified and transparent coffee maker. (Machine-translation by Google Translate, not legally binding) : en es
  • AU115089B2 - Improvements in or relating to circuits for amplifying electric oscillations : en
  • GB545107A - Improvements in or relating to garments for personal wear : en
  • US2282497A - Float controlled meter : en
  • GB545077A - Improvements in or relating to variable speed apparatus for the transmission of mechanical power : en
  • DE720845C - Device for correcting display errors with direct-reading direction finders : de en
  • CH221123A - Telephone device. : en fr
  • US2283124A - Piston operated press and the like : en
  • US2282550A - Method and machine for producing burnished work : en
  • US2282838A - Voltage boosting system : en
  • US2282334A - Visor : en
  • US2282457A - Dehydrating alcohol : en
  • USD132382S - Design for a dress ensemble : en
  • US2282417A - Treatment of artificial materials : en
  • US2282432A - Building covering member : en
  • US2282446A - Flasher relay : en
  • US2282539A - Shaving machine : en
  • GB545128A - Improvements in or relating to the cooling of pistons of internal combustion engines : en
  • US2282879A - Cooling unit : en
  • USD132404S - Design for a pin or similar article : en
  • CA404719A - Vehicle wheel bearing : en fr
  • CH220991A - Fruit rack. : de en
  • CH221087A - Refrigerant for liquids. : en fr
  • US2282569A - Automatic suction circulating pump : en
  • US2282880A - Refrigerating system : en
  • CH221031A - Drawing board with hinged cover. : de en
  • USD132375S - Design fob, a trailer : en
  • SE104482C1 - : en
  • US2282809A - Stabilization of oils : en
  • US2283010A - Store lighting apparatus : en
  • GB545084A - A process for the recovery of sulphur from homogeneous solutions : en
  • GB545211A - An improved method of and apparatus for removing metal or scale from the surface of ferrous metal bodies : en
  • CA404634A - Bottle carrier : en fr
  • US2283045A - Pitot static tube : en
  • CH221028A - Two or more drum rotary stencil printer. : de en
  • CH221208A - Process for the preparation of the tetramethylpyridyl-p-toluenesulfonate of copper tetra- (4) -pyridylphthalocyanine. : de en
  • US2282831A - Method of making multiple windowpane units : en
  • USD132399S - Design for a dress : en
  • US2282316A - Electrode holder and cable unit : en
  • US2282364A - Starch adhesive composition : en
  • US2282474A - Receptacle cleaning machine : en
  • US2282463A - Ingot mold and ingot mold stool : en
  • CH221007A - Fitting for heels of boots and shoes. : de en
  • CH221060A - Process for the production of metal wires consisting of a core and a sheath and wire produced according to this process. : de en
  • US2282570A - Film developing apparatus : en
  • US2282682A - Electrochemical halohydrination : en
  • DE719618C - Liquid density meter : de en
  • US2282395A - Hydraulic transmission : en
  • US2282937A - Prevention of corrosion in electric capacitors : en
  • CH221216A - Process for the preparation of an imidazoline substituted in the 2-position. : de en
  • AU97141A - Improvements in or relating to circuits for amplifying electric oscillations : en
  • CH221150A - Axle motor drive for electric rail vehicles. : de en
  • DE720848C - Wave meter for several wave ranges : de en
  • CA404681A - Moving stairway : en fr
  • US2282899A - Apparatus for cooling freshly coated articles : en
  • CH220986A - Heating device with heater. : de en
  • DE720758C - Device for cutting anti-skid incisions in rubber tires for vehicles : de en
  • GB545109A - Improvements in or relating to photographic shutters : en
  • US2283056A - Piston packing : en
  • US2282372A - Apparatus for feeding clay to molds in the manufacture of pottery ware : en
  • US2282618A - Fishing rod : en
  • CA404624A - Ski : en fr
  • CA404712A - Leatherboard : en fr
  • CH221197A - Process for the preparation of a stilbene dye. : de en
  • US2282422A - Smoker's combination unit : en
  • CH221039A - Air defense installation. : en fr
  • AU115074B2 - Improvements in and relating to electric irons : en
  • DE720469C - Process for the preparation of saturated hydroaromatic carboxylic acids : de en
  • US2282402A - Automatic radio direction indicator system : en
  • DE720647C - Device for measuring high-ohmic resistances and weak currents, especially for testing photocells : de en
  • DE720801C - Single seat, especially for vehicles : de en
  • CA404718A - Lead arsenate : en fr
  • US2282307A - Foot manipulator : en
  • US2282829A - Building construction : en
  • GB545140A - Improvements in and relating to photoelectric indicating devices : en
  • ES5981Y - Rotary switch. : en es
  • US2282739A - Vehicle traffic signal : en
  • US2282884A - Hood hinge and latch mechanism : en
  • US2283102A - Package : en
  • CA404731A - Stove : en fr
  • US2282387A - Air injection nozzle : en
  • CA404679A - Retaining valve device : en fr
  • CH221063A - Method and apparatus for punching and bending sheet metal strips. : de en
  • US2282554A - Apparatus for and method of regulably controlling the temperature of molten glass in forehearths : en
  • CH221014A - Process for the production of sebacic acid. : de en
  • CA404744A - Electrical drying apparatus for shoe parts : en fr
  • DE720809C - File handle : de en
  • CA404722A - Titanium ore processing : en fr
  • DE719745C - Film hardening process for television purposes : de en
  • CA404726A - Titanium bearing material chlorination : en fr
  • US2282375A - Wax sealing composition : en
  • CA404701A - Carbonaceous material : en fr
  • CA404745A - Raceway and hopper assemblage : en fr
  • CH221048A - Calculator for calculating, booking and other machines with counters. : de en
  • US2282522A - Electric welding : en
  • US2283013A - Spark gap device : en
  • CA404748A - Shoe machine : en fr
  • CH221204A - Process for the preparation of a water-soluble disazo dye. : de en
  • US2282366A - Speed-controlling device for motor vehicles : en
  • US2283122A - Nut device : en
  • CH221008A - High boots with zipper. : de en
  • CH221081A - Method for operating diesel engines with gas. : de en
  • AU60741A - Improvements in refrigerators : en
  • CH221001A - Article having fringes, method for making it and device for implementing this method. : en fr
  • US2282331A - Trisazo dyestuffs, their copper compounds and their manufacture : en
  • US2282960A - Sound head : en
  • US2283084A - Gas holder lubricating device : en
  • US2283088A - Screw propeller : en
  • US2283071A - Autoamtic meter-reading apparatus : en
  • US2282808A - Stabilization of essential oils : en
  • US2283134A - Glass cutter : en
  • CA404691A - Moistening device for tapes, labels, envelopes and the like : en fr
  • CA404693A - Acetylene generator : en fr
  • CA404720A - High frequency induction furnace : en fr
  • CH221158A - Process for the preparation of a 2-cyano-3-styryl-4-acetylglutaric ester acid amide. : de en
  • US2282456A - Production of high molecular weight resinous substances : en
  • US2283133A - Vehicle control system : en
  • DK59751C - Electric Lantern. : da en
  • US2282788A - Dry stable food composition : en
  • US2282912A - Grinding wheel : en
  • US2282957A - Control circuits for motion picture apparatus : en
  • US2283060A - Fabric slitting and folding machine : en
  • US2282452A - Method of constructing the foundations of cellarless houses : en
  • US2282991A - Combination motion picture camera, screen, and projector : en
  • ES6724Y - Device for joining curved sheets with beams. : en es
  • US2282689A - Movable support : en
  • US2282800A - Stabilization against oxidation by use of caramelized milk solids : en
  • US2282821A - Lifesaving apparatus for boats : en
  • US2282921A - Aircraft pickup and delivery apparatus : en
  • USD132354S - Similar article : en
  • US2282949A - Vacuum control of clutch capacity : en
  • ES7233U - Permanent magnetic stator for electric motors, dynamos, alternators and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282455A - Valve assembly : en
  • US2282662A - Process and apparatus for the preparation of frozen confections : en
  • US2283077A - Camera focusing device : en
  • CH221032A - Device on snowshoes to prevent them from sliding backwards. : de en
  • US2282442A - System for measurement and control : en
  • US2282845A - Control system : en
  • US2282802A - Treatment of coffee beans : en
  • US2282751A - Napkin : en
  • USD132415S - Design for a dress : en
  • ES7148U - A mold for obtaining eyeglass frames and parts of eyeglass frames of fusible and solidifiable material by cooling (Machine-translation by Google Translate, not legally binding) : en es
  • US2283052A - Air control : en
  • CA404656A - Refrigerating apparatus : en fr
  • CH221154A - Process for the preparation of a 2-cyano-3-phenyl-4-acetylglutaric ester acid amide. : de en
  • US2282363A - Blowout preventer : en
  • US2282435A - Combustion chamber of spark-ignited internal combustion engines : en
  • US2283001A - Package : en
  • USD132356S - Design for an electric plate heater : en
  • US2282923A - Temperature control of storage batteries : en
  • US2282565A - Loose leaf binder : en
  • US2282834A - Double heterodyne receiving system : en
  • GB545183A - Improvements in or relating to a process for the manufacture of high anti-knock motorfuel : en
  • GB545199A - An improved means for separating the sections of masts or poles : en
  • CH221067A - Method for gluing boards and similar long objects. : de en
  • CH221205A - Process for the preparation of an azo dye. : de en
  • DE720663C - Production of zinc powder from zinc salt solutions : de en
  • US2282360A - Lock washer for retaining pins in couplings : en
  • USD132369S - Design for a slip : en
  • US2282623A - Apparatus for treating liquids : en
  • US2282663A - Sadiron rest : en
  • USD132396S - Design foe a dress : en
  • CA404696A - Ionic valve and circuit control : en fr
  • ES6722Y - Tube walker with five wheels for children to learn to walk. : en es
  • CA404658A - Electric heater : en fr
  • US2282441A - Thermometer construction : en
  • US2283011A - Washing and scrubbing apparatus : en
  • AU142141A - Improvements in bolted-clips and hooks for securing pipes to walls : en
  • US2283027A - Floor covering : en
  • US2282326A - Coring device : en
  • US2282716A - Spring : en
  • US2282420A - Quarter lining inking machine : en
  • DE1517773U - : de en
  • GB545238A - Improvements in or relating to dry-shaving apparatus : en
  • US2282504A - Refrigeration : en
  • US2282728A - Attachment for rotary drills or the like : en
  • CH221009A - Device for airtight sealing of canning jars with rubber seals to keep cooked and uncooked food of all kinds fresh. : de en
  • CA404623A - Eaves-trough fastener : en fr
  • CH221078A - Device for lubricating Bowden cables. : de en
  • CH221182A - Process for the preparation of a stilbene dye. : de en
  • USD132352S - Similar article : en
  • CH221190A - Process for the preparation of a stilbene dye. : de en
  • CH221059A - Process for the production of corrosion-resistant, hard and abrasion-resistant objects. : de en
  • US2282917A - Cloth cutting machine : en
  • US2282847A - Washing machine : en
  • CH221023A - Method of protection, by galvanic action, of metallic objects. : en fr
  • GB545156A - Feeding mechanism for sewing machines : en
  • CA404674A - Voltage control system : en fr
  • US2282908A - Internally cushioned box : en
  • CH220981A - Process for the continuous anchoring of reinforcing bars of prestressed concrete. : en fr
  • US2282678A - Registering mechanism : en
  • US2282409A - Handbag : en
  • US2282582A - Motor : en
  • US2282766A - Toy for sports : en
  • US2282436A - Propeller : en
  • US2282551A - Burner safety control : en
  • US2282814A - Stabilization of oils : en
  • US2282670A - Flame hardening process and apparatus : en
  • US2282553A - Gate valve : en
  • DE720800C - Filling mark adjustable according to the inclination of the car tank, especially for liquid gas tankers : de en
  • US2282558A - Car truck : en
  • US2282651A - Insulated resistor : en
  • US2283101A - Rotary snowplow : en
  • CA404660A - Cathode ray deflecting device : en fr
  • US2282431A - Orienting device and method : en
  • US2282773A - Seal for floating roofs : en
  • US2282848A - Apparatus for blowing and cooling glassware : en
  • CA404703A - Electrical bridge plug assembly : en fr
  • US2283138A - Turbine regulation and regulating apparatus : en
  • CH221145A - Protection device for motorcycle and bicycle saddles against the weather. : de en
  • AU115099B2 - Improvements in or relating to collapsible tube containers : en
  • AU115087B2 - Dielectric liquid : en
  • CH221015A - Process for the preparation of a dye intermediate. : de en
  • USD132383S - Target airplane or similar article : en
  • US2282916A - Impulse transmitter : en
  • CH220988A - Device for the simultaneous delivery of at least two containers, respectively. Lines of different content supplied liquid, respectively. gaseous substances. : de en
  • CA404755A - Baby's crib : en fr
  • AU115084B2 - Improvements in spring-back looseleaf binding covers : en
  • US2282342A - Refrigerating apparatus : en
  • US2282574A - Drafting pencil : en
  • CA404759A - Fibrous material coating method : en fr
  • ES7189U - Rule usable in the manufacture of clothing. (Machine-translation by Google Translate, not legally binding) : en es
  • CA404662A - Photographic projection printer : en fr
  • CH221107A - Gas ignition device. : de en
  • CH221196A - Process for the preparation of a stilbene dye. : de en
  • DE720662C - Infinitely variable V-belt drive : de en
  • CA404629A - Acetylene generator : en fr
  • USD132346S - Design for a pitcher : en
  • CH221125A - Overlay circuit with a secondary emission tube. : de en
  • CH221162A - Process for the production of an ether of thioammelin. : de en
  • US2283043A - Air drier : en
  • AU115083B2 - Box-making machine : en
  • CH221000A - Flat knitting machine, comprising an automatic stop device. : en fr
  • CH221085A - Multi-motor drive for propellers. : de en
  • US2282864A - Picture frame : en
  • DE720722C - Arrangement for amplifying electrical currents or voltages with a bolometer arrangement controlled by an electrical measuring mechanism : de en
  • CA404632A - Knife sharpening machine : en fr
  • DE720778C - Steam locomotive with two rows of cylinders : de en
  • ES7216U - Portable board for cartoonists. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720831C - Process for the production of soil improvers or additives for fertilizers : de en
  • DK59762C - Printing for Cash registers and Posting machines. : da en
  • CH221029A - Rotary duplicator with clamping device. : de en
  • DE720798C - Vehicle frames, especially for trucks : de en
  • US2282359A - Airplane wheel : en
  • US2282495A - Seal for bung rings : en
  • US2283047A - Fluid machine and hammer : en
  • US2282384A - Flush wall mounting for radio units : en
  • US2282398A - Method of making insulated resistors : en
  • US2282677A - Optical system : en
  • USD132351S - Design fob a shoe : en
  • ES7226U - Retainer of doors. (Machine-translation by Google Translate, not legally binding) : en es
  • ES6123Y - Device to improve the flow of liquids. : en es
  • CH221199A - Process for the preparation of an azo dye. : de en
  • US2282962A - Gear shift remote control : en
  • GB545190A - Enameling compositions and the like and method of making the same : en
  • GB545171A - Improvements in or relating to adjusting means for brakes : en
  • US2282600A - Machine for cleaning large drain tile and the like : en
  • GB545230A - Improvements in or relating to indicators for displaying variable information : en
  • US2282799A - Stabilization of dairy products : en
  • DE720802C - Security device against theft of motor vehicles : de en
  • ES7212U - Switch and electric current switch. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282700A - Toothbrush : en
  • USD132364S - Design for a figurine or similar article : en
  • USD132347S - Design for a dress ensemble : en
  • CH220985A - Garbage collection truck. : de en
  • US2282852A - Auto service indicator : en
  • US2282990A - Closure for box offices : en
  • US2283007A - Furnace control : en
  • GB545083A - A process for the extraction of sulphur and tar from spent oxide : en
  • GB545207A - Improvements in or relating to cinematographic film registration : en
  • ES7190U - New hanger (Machine-translation by Google Translate, not legally binding) : en es
  • GB545104A - Improved sole for boots and shoes : en
  • US2282438A - Miles per gallon gauge : en
  • ES7242U - Solomonic drill (Machine-translation by Google Translate, not legally binding) : en es
  • US2282500A - Cooking device : en
  • US2282744A - Volume control circuit : en
  • US2282940A - Phonograph recording and playing device : en
  • DE720695C - Frame direction finder for ultra-short waves : de en
  • US2283025A - Refrigerating apparatus : en
  • DE720744C - Rotationally symmetrical reflector mirror arranged on a vehicle : de en
  • US2282632A - Scale mounting : en
  • DE720837C - Directional antenna system for generating guide beams : de en
  • DE720669C - Control device for the air supply to a device for deicing aircraft parts by means of rubber cushions : de en
  • GB545186A - An improved electric fitting : en
  • US2282379A - New insoluble monazo compounds : en
  • US2282787A - Stabilization of food compositions : en
  • US2282844A - Control device : en
  • US2282869A - Shutter mechanism for cameras : en
  • US2282887A - Wood grinding machine : en
  • US2282323A - Azo compounds and material colored therewith : en
  • US2282557A - Synthetic oils : en
  • US2283098A - Hand telephone : en
  • USD132400S - Design for a dress : en
  • US2282410A - Adjustable fastener : en
  • DK59750C - Procedure for the production of low or medium carbon ferro-alloys. : da en
  • DK59766C - Device for Control Ticket Booklets. : da en
  • ES7218U - Brush perfected for the cleaning of the teeth, of interchangeable or changeable pieces. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282815A - Stabilization of oils : en
  • US2283016A - High frequency stage : en
  • ES7187U - Letter-envelope paper. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720637C - Removable anti-glare device with light beams emerging downwards at an angle to the horizontal plane : de en
  • GB545076A - Improved device for use on aircraft for severing barrage cables and the like : en
  • US2283142A - Isomerization of normal butane : en
  • DE720734C - Process for the processing of used esterification baths : de en
  • ES5982Y - Tap for high pressure compressed or liquified gas bottles. : en es
  • US2282611A - Handling silicon steel strip : en
  • US2283120A - Welder's shield : en
  • ES149070A1 - APPARATUS FOR MEASURING LIQUIDS : en es
  • CH221157A - Process for the preparation of a 2-cyano-3-isopropyl-4-acetylglutarester acid nitrile. : de en
  • US2282944A - Resistance composition and method of making it : en
  • DE720815C - Optical system for enlarged reproduction of the images on the curved screen of a cathode ray tube : de en
  • US2282658A - Sanding belt machine : en
  • US2283130A - Counting hand stamp : en
  • DE720668C - Gas protective mask with an arrangement of the eye windows that allows the use of optical instruments : de en
  • DE720774C - Rate monitoring device for timers : de en
  • CH221065A - Process for the manufacture of metal fibers and installation for carrying out this process. : en fr
  • DE720651C - Electric heating and cooking device with electrode heating : de en
  • DE720743C - Arrangement for automatic control of the bandwidth and the transmission rate for high frequency amplifiers : de en
  • US2282319A - Leakage reducing means : en
  • GB545103A - Improved filament joint for electric lamps : en
  • US2282643A - Spectrometer : en
  • US2282820A - Peanut and soya bean oil : en
  • ES7176U - Skill game (Machine-translation by Google Translate, not legally binding) : en es
  • US2282853A - Anatomic vein occluder : en
  • DE720672C - Camouflage cover : de en
  • US2282948A - Solution of sulphur-containing organic condensation products : en
  • US2282969A - Biological product and method of obtaining same : en
  • ES7231U - Tenminal cable device for fastening to the ends thereof and adaptation in the form of a handle to the object assigned to it. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545121A - Improvements in or relating to the production of solid, soluble rubber derivatives : en
  • AU115081B2 - Brominated acrylonitriles and polymers thereof : en
  • ES5866Y - Secafirmas continuous. : en es
  • US2282453A - Catalytic reaction apparatus : en
  • US2282761A - Auto vehicle safety signal : en
  • US2282755A - Combined thermostatic valve mechanism : en
  • ES7149U - Mold to obtain combs of fusible and solidifiable material by cooling. (Machine-translation by Google Translate, not legally binding) : en es
  • USD132405S - Design for a dress : en
  • GB545123A - Improvements in or relating to electron multiplier apparatus : en
  • DE720616C - Method for preventing freshly printed sheets from smearing off during stacking by spraying them with substances that rapidly solidify on the sheets : de en
  • DE720728C - Mixture compressing two-stroke internal combustion engine : de en
  • ES5607Y - Spring insert mattress. : en es
  • CH221037A - Trigger device on automatic firearms. : de en
  • CH221086A - Refrigerant for liquids. : en fr
  • AU127141A - Improvements in or relating to collapsible tube containers : en
  • CA404680A - Moving stairway : en fr
  • CA404760A - Gas and liquid separating device : en fr
  • ES5418Y - Briefcase. : en es
  • ES5945Y - Multiple berth of new system. : en es
  • US2282636A - Rim punching device : en
  • US2282753A - Road grader : en
  • DE720643C - Ignition device for the ignition flame of an absorption refrigeration machine : de en
  • ES6212U - Pressure button without closing with wire spring (Machine-translation by Google Translate, not legally binding) : en es
  • USD132368S - Design for a combined flowerpot and support : en
  • USD132361S - Design for a grandstand : en
  • DK59756C - Device for Flat Ball Knitting Machines for Lubricating the Platinums. : da en
  • ES5933Y - Honey container with shutter mechanism and support. : en es
  • CH221098A - Control device for power generators in installations on vehicles, in particular motor vehicles. : de en
  • GB545145A - Improvements in magnetic slip couplings : en
  • USD132395S - Design for a dress : en
  • GB545234A - Wrapper for foodstuffs : en
  • DE720627C - Device for the controllable feeding of the cast material during continuous casting : de en
  • USD132362S - Design for a box : en
  • CH220993A - Process for the production of shrunk viscose rayon using the spool spinning process. : de en
  • US2282593A - Apparatus for manufacturing contoured sheets and the like : en
  • GB545165A - An improved clutch, brake, and fly wheel : en
  • DE720700C - Housing for electrical measuring devices that can be worn on clothing : de en
  • DE720754C - Cathode ray tube : de en
  • DE720762C - Centrifugal dust separator : de en
  • DE720818C - Steam boiler firing with a fuel degassing chamber upstream of the combustion chamber : de en
  • CA404711A - Typewriter : en fr
  • GB545192A - Improvements in and relating to machines for attaching pouxing spouts to cartons or containers for powder and the like : en
  • DE720806C - Seal for door locks of air raids : de en
  • US2282664A - Apparatus for assembling coiled spring units : en
  • US2283158A - Solder connecting apparatus : en
  • USRE22094E - Sewing machine : en
  • US2282596A - Replaceable bit for drill rods : en
  • CH221062A - Process for the production of sole protectors and sole protectors produced by the process. : de en
  • GB545113A - Improvements relating to packings, wrappings or containers suitable for the reception of small articles such as tablets and pills : en
  • US2282762A - Electromagnetic device : en
  • USRE22096E - Oscillating lamp : en
  • DE720725C - Coffee brewing filter to be placed on a jug with a funnel-shaped water insert container : de en
  • GB545178A - Improvements in power transmissions : en
  • USD132378S - Design fob an illuminated mirror cabinet : en
  • USD132380S - Design for, an antenna housing : en
  • DE720394C - Process for sensitizing photographic emulsions : de en
  • US2282877A - Tie sewing machine : en
  • US2283117A - Electric cable for deep well pumps : en
  • ES5998Y - Friction lighter for wicks. : en es
  • US2282468A - Self-lubricating spinning ring : en
  • GB545146A - Improvements in or relating to apparatus for generation of high frequency electric oscillations : en
  • US2282903A - Tubular-magazine automatic firearm : en
  • US2283057A - Wire carrier system : en
  • DE720666C - Portable cinematographic camera : de en
  • AU176941A - Improvements in spring-back looseleaf binding covers : en
  • US2282493A - Lubricated valve : en
  • US2282511A - Coating cupreous surfaces with tin : en
  • US2282841A - Railway traffic controlling apparatus : en
  • US2282942A - Flame hardening : en
  • ES7169U - Period tampon. (Machine-translation by Google Translate, not legally binding) : en es
  • CA404725A - Titanium dioxide production : en fr
  • US2282989A - Oil burner : en
  • USD132353S - Walter p : en
  • GB545160A - Improvements in driving means for the charging blowers of internal combustion engines, especially aircraft engines : en
  • DE720619C - Deflection coil arrangement for cathode ray tubes : de en
  • ES7178U - Desktop game. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545180A - Improvements in closures for containers for foodstuffs and other substances : en
  • US2282703A - Asphalt preparation : en
  • US2282448A - Printing plate and component for making the same : en
  • US2282901A - Electronic apparatus : en
  • CH221174A - Process for the preparation of a stilbene dye. : de en
  • USD132397S - Design for a dress : en
  • CH221040A - Procedure for determining the location. : de en
  • CH221142A - Bike holder. : de en
  • US2282358A - Telegraph system : en
  • CA404653A - Trim panel assembly : en fr
  • US2282472A - Hydraulic brake : en
  • US2283087A - Yarn winding mechanism : en
  • CA404650A - Engine ignition generator gap connector : en fr
  • US2282914A - Shutter : en
  • CA404747A - Moccasin trimming machine : en fr
  • CH220992A - Cookware. : de en
  • US2282619A - Carton packer : en
  • US2282970A - Variable capacity refrigerant evaporator : en
  • CA404670A - Electron discharge tube : en fr
  • US2282792A - Stabilization of glyceride oils : en
  • US2282843A - Correlating device : en
  • US2282533A - Direct current negative carbon : en
  • US2282911A - Telephone system : en
  • US2282622A - Method for treating juices : en
  • US2283104A - Amusement device or toy : en
  • CH221135A - Motorized tractor with a horizontal drive motor. : de en
  • US2282370A - Incinerator : en
  • US2282630A - Book reference calendar : en
  • US2282833A - Electric protective device : en
  • USD132381S - Design foe, a wire twisting device : en
  • US2282556A - Motor : en
  • US2282568A - Cellulosic structure and method for preparing same : en
  • CA404729A - Radio neutralized system : en fr
  • DE720582C - Braun tubes for television purposes : de en
  • DE720694C - Shielding housing for electrical switching elements, especially coils : de en
  • DE720482C - Device for converting values represented by marks into motion quantities by photoelectric scanning : de en
  • DE720812C - Mining and loading machine for extracting common minerals in strips : de en
  • DK59759C - Coffee grinder. : da en
  • US2283097A - Wrapping machine : en
  • US2283131A - Centrifugal blower : en
  • CA404736A - Low boiling olefin polymer production : en fr
  • US2282984A - Dam digger : en
  • US2282564A - Telephone system : en
  • AU115095B2 - Improvements in or relating tothe measurement of surface roughness : en
  • CH221124A - Arrangement for phase control in carrier frequency systems. : de en
  • US2282581A - Ignition means for radial engines : en
  • US2282889A - Flow control device : en
  • US2282781A - Imitation olive oil : en
  • CH220999A - Warp knitting machine. : de en
  • ES7150U - Toy. (Machine-translation by Google Translate, not legally binding) : en es
  • CH220983A - Device for grouting formwork boards. : de en
  • US2282699A - Power transmission unit : en
  • US2283038A - Electric shaver : en
  • US2283137A - Method of and apparatus for making absorbent pads : en
  • CH221018A - Process for the production of an etch-resistant stain dye. : de en
  • CH221187A - Process for the preparation of a stilbene dye. : de en
  • US2282946A - Register : en
  • US2282863A - Motion picture projector : en
  • US2282856A - Magnetron oscillator : en
  • CA404647A - Electric cable protector : en fr
  • CH221101A - Electrical surge arrester. : de en
  • CA404699A - Rubber-like composition : en fr
  • CA404749A - Shoe sole treating machine : en fr
  • DE720684C - Process for the production of lubricating oils : de en
  • US2282429A - Lubrication pump : en
  • US2282653A - Surgical traction device : en
  • ES5711Y - Apparatus for luminous signage and advertising. : en es
  • ES7264U - Improved stove, suitable to use any class of solid fuels. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282642A - Vane structure for rotary pumps : en
  • CH221191A - Process for the preparation of a stilbene dye. : de en
  • CH221202A - Process for the preparation of a water-soluble disazo dye. : de en
  • US2282718A - Rice hulling machine : en
  • US2282732A - Composition for treating soil : en
  • DE720698C - Electric cells, especially for motor vehicle batteries, with removable covers and easily replaceable plates : de en
  • ES5991Y - Perfuming lamp capable of providing, in addition, indirect lighting. : en es
  • ES7159U - Oxygenator of solid fuels, applicable to all types of homes (Machine-translation by Google Translate, not legally binding) : en es
  • CH221115A - Process for the preparation of corpus luteum hormone. : de en
  • US2282649A - Automatic gain compensating means : en
  • US2282915A - Heat control system for pressure casting machines : en
  • USD132417S - Textile fabric or similar article : en
  • US2282913A - Radio receiver : en
  • CA404741A - Driving mechanism on railway car axles : en fr
  • CH221222A - Process for the preparation of 3,5-dimethyl-isoxazole-carboxylic acid- (4) - (-methyl-piperidide). : de en
  • US2282540A - Vitrifiable composition for decorating glassware : en
  • USD132377S - Swimming device : en
  • US2282305A - Aerial advertising apparatus : en
  • ES3867Y - Stackable armchairs. : en es
  • DE720717C - Wedge disc brake device for load trailers with pneumatic tires : de en
  • US2282508A - Method for butt-welding pipes and tubing : en
  • DE720649C - Device for the vapor deposition of metal layers in electrical discharge vessels : de en
  • GB545201A - A new or improved friction brake or clutch device permitting unidirectional relative motion : en
  • ES7240U - Padlock. (Machine-translation by Google Translate, not legally binding) : en es
  • ES5636Y - Figures for shows and propaganda. : en es
  • GB545194A - Improvements in or relating to the surface hardening of metal articles : en
  • ES7213U - Roll-up metal blind. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545101A - Improvements in and relating to coils for dynamo-electric machines : en
  • US2282325A - Illuminating means : en
  • AU155541A - Box-making machine : en
  • CH221073A - Clamping tool. : en fr
  • DK59768C - Cups of non-metallic pressed mass for use as a cap on thermoses and similar containers. : da en
  • GB545159A - Improvements in and connected with the cooling systems of internal combustion engines : en
  • US2282615A - Brake for draw works : en
  • ES7244U - Articulated padlock. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282400A - Cooking utensil : en
  • US2282638A - Elastic wheel : en
  • US2282900A - Telephone system : en
  • CH221175A - Process for the preparation of a stilbene dye. : de en
  • US2283051A - Portable dry concentrator : en
  • DE720683C - Concentric inserts for columns and towers : de en
  • ES7253U - A gas fuel enrichment (Machine-translation by Google Translate, not legally binding) : en es
  • US2282562A - Diesel engine fuel pump : en
  • DE720810C - Impeller for a propeller turbine or pump : de en
  • GB545202A - Improvements in or relating to apparatus for use in applying paint to roads, kerbs, and other surfaces : en
  • US2282988A - Process of mothproofing : en
  • US2282503A - Refrigeration : en
  • GB545158A - Improvements in the water tube walls of steam generator furnaces : en
  • DE720844C - DF system with counter-connected individual antennas : de en
  • US2282528A - Fluid indicator and metering device : en
  • CH221181A - Process for the preparation of a stilbene dye. : de en
  • CH221189A - Process for the preparation of a stilbene dye. : de en
  • DE720618C - Device for eliminating the ion space charge in the deflection fields of a Braun tube for television purposes : de en
  • ES6025Y - Bicycle rim. : en es
  • GB545227A - Improvements in temperature measuring apparatus : en
  • DE720674C - Circuit arrangement for high frequency tuning circuits : de en
  • DE720747C - Device for practicing blind landing : de en
  • US2282525A - Quick freezing apparatus : en
  • US2282309A - Composite shuttle : en
  • US2282397A - Method of and apparatus for treating defective surfaces of metal bodies : en
  • US2283089A - Hydraulic wedge assembly : en
  • ES7172U - A reel of fixed coil, for fishing to throw in river (Machine-translation by Google Translate, not legally binding) : en es
  • CH221066A - Saw with freely projecting saw blade. : de en
  • US2283119A - Fruit juice extractor : en
  • US2283151A - Spring fastening device : en
  • ES6000Y - Device for squeezing the contents of tubes of cream and the like. : en es
  • US2282898A - Method of coating containers : en
  • ES7129U - Improved bicycle brake (Machine-translation by Google Translate, not legally binding) : en es
  • ES7146U - Protectors of ears provided with fins, also of protection. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545189A - Electric converter : en
  • US2282731A - Winch : en
  • US2283091A - Foundation garment or the like : en
  • US2283125A - Locking snap fastener : en
  • US2282523A - Method of manufacturing selenium rectifiers and photoelectric selenium cells : en
  • GB545106A - Improvements in or relating to cinematograph projection apparatus : en
  • DE720708C - Device for cleaning beetroot : de en
  • USD132343S - Design for a combined pot scraper : en
  • CH221021A - Vulcanized rubber article and method of making the same. : de en
  • GB545216A - Improvements in or relating to moulding compositions containing artificial resin : en
  • DK59763C - Apparatus for Retaining Fur Animals. : da en
  • CH221131A - Wrapping on transport bottle. : de en
  • US2282907A - Parasiticide : en
  • USD132409S - Design foe a deess : en
  • GB545240A - Improvements in microphonic means for indicating vibrations or noises of machinery : en
  • GB545162A - Improvements in and connected with elastic cushioning or anti-vibration devices : en
  • DE720620C - Magnetron arrangement fed from a purely direct current source : de en
  • DE720811C - Internally pressurized radial turbine for high speed : de en
  • AU115075B2 - Apparatus for conveying goods into ships holds and the like : en
  • DE720779C - Circuit arrangement for regulating the dynamics of low-frequency transmission systems : de en
  • DE720739C - Arrangement for eliminating faults through compensation : de en
  • FR871710A - A method of making a woven textile material, for example knits, etc. : en fr
  • US2282835A - Revolving display rack : en
  • DE720706C - Device for correcting the display error caused by inclination in fuel meters working on the float principle, especially for aircraft : de en
  • US2282461A - Electro-optical system and apparatus : en
  • US2282693A - Luminous torus : en
  • CA404716A - Carpet treatment : en fr
  • CA404633A - Portable circular saw : en fr
  • US2282485A - Animal trap : en
  • US2283032A - Bread loaf baking and apparatus therefor : en
  • USD132376S - Design for an aircraft propeller : en
  • CA404750A - Power transmission : en fr
  • US2282741A - Apparatus for measurement : en
  • CH221195A - Process for the preparation of a stilbene dye. : de en
  • CH221075A - Device for screwless fastening of a rod to be inserted through a plate. : de en
  • US2282646A - Ricinoleic acid ester : en
  • CA404743A - Eyeleting machine : en fr
  • US2282979A - Counterelectromotive force cell : en
  • US2283009A - Sliding window construction : en
  • DE720759C - Process for the production of synthetic resins : de en
  • US2282393A - Curtain stretcher : en
  • US2282430A - Display device : en
  • CA404702A - Electrical bridge plug assembly : en fr
  • CH221134A - Device on caterpillar vehicles for elastic support of the upper part of the vehicle on the caterpillars. : de en
  • US2282396A - Wattmeter : en
  • ES6693Y - Device for current distribution in electrically powered vehicles. : en es
  • ES7124U - Padded box to keep cooking stews (Machine-translation by Google Translate, not legally binding) : en es
  • AU97241A - Improvements in or relating to circuits for amplifying electric oscillations : en
  • CH221226A - Self-regulating controllable pitch propellers, in particular for aircraft. : de en
  • DE720718C - Switching device for direction indicators of motor vehicles with automatic downshift of the manual lever : de en
  • ES6032Y - Hook device for socks and other uses. : en es
  • GB545177A - Improvements in or relating to electric control switch mechanism particularly for refrigerators : en
  • US2282406A - Fluid control applicator : en
  • NL52438C - Device on a vessel or vehicle, in particular an aircraft, for determining distances according to the echo sounder method. : en nl
  • US2282767A - Filter holder : en
  • US2282695A - Pocket umbrella : en
  • US2283046A - Transparent container : en
  • CA404666A - Photographic printing apparatus : en fr
  • CH221083A - Engine group powered by turbo-compressor for air navigation vehicles. : en fr
  • US2282510A - Magnetic ore separator : en
  • US2282910A - Variable frequency detector system : en
  • US2282954A - Hinged top wringer : en
  • GB545100A - Electrical outlet socket : en
  • DE720817C - Electric high-pressure discharge lamp with glow electrodes, enveloping vessel and upstream ferric hydrogen resistance : de en
  • USD132345S - Design for a dual tire : en
  • DE720750C - Frequency meter that works with automatic compensation and measures the phase position of the current in an oscillating circuit with respect to the total voltage : de en
  • ES4796Y - Winder. : en es
  • US2282925A - Weather strip installer's gauge : en
  • ES7251U - Apparatus for sharpening razor blades. (Machine-translation by Google Translate, not legally binding) : en es
  • CH221026A - Grinder with loading device. : de en
  • DE720726C - Device for producing push-pull tone recordings in serrated script : de en
  • ES7248U - Improvement in heaters in general and especially for bathrooms. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7214U - Toys with movements of mado that mimic the natives of live animals (Machine-translation by Google Translate, not legally binding) : en es
  • DE720703C - Liquid fuel burners : de en
  • US2282320A - Preparation of higher molecular weight aliphatic carboxylic acyl halides : en
  • US2282324A - Garage construction : en
  • US2282344A - Resistance device : en
  • US2282839A - Loudspeaker diaphragm and method of fabricating the same : en
  • DE720645C - Device for alternately filling two types of pressurized gas cylinders : de en
  • ES7136U - A blood extractor (Machine-translation by Google Translate, not legally binding) : en es
  • ES7137U - Double wing profile and simple centers (Machine-translation by Google Translate, not legally binding) : en es
  • ES7193U - Brooch device for holding the stockings. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282603A - Process for hydrogenolysis of crude sugar bearing materials : en
  • CH221163A - Process for the production of an ether of thioammelin. : de en
  • ES7199U - Row to give the configuration you want to the materials that pass through its interior. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7202U - Greaser with automatic cover. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282313A - Sirup injector for semisolid frozen mass : en
  • US2282416A - Treatment of artificial materials : en
  • US2282507A - Hoist control means : en
  • US2282587A - Ventilating and illuminating device : en
  • ES7123U - Wheel for cars, cars and, in general, all kinds of vehicles. (Machine-translation by Google Translate, not legally binding) : en es
  • CH221046A - Transformer, especially current converter. : de en
  • US2282345A - Bearing structure : en
  • US2282513A - Stabilization of viscous petroleum oils : en
  • US2282909A - Slitting and rewinding mechanism : en
  • US2283129A - Rotary clinker cooler : en
  • CA404676A - Electrical precipitator device : en fr
  • CH221092A - Process for the production of an electrical insulating material. : de en
  • CH221057A - Method for projecting stereo images with the help of two different colored light beams. : de en
  • ES6956Y - Wheel for agricultural and transport carts. : en es
  • GB545090A - Improvements in and relating to the forming of tubular or like members from impregnated fibrous material : en
  • USD132360S - Design for a card rack or similar article : en
  • ES7131U - Bush and carving brush (Machine-translation by Google Translate, not legally binding) : en es
  • ES7156U - Buckle for crash strap applicable to bicycles and the like. (Machine-translation by Google Translate, not legally binding) : en es
  • CA404683A - Brake control means : en fr
  • US2282506A - Trailer : en
  • CH221201A - Process for the preparation of an azo dye. : de en
  • GB545105A - Improvements relating to automatic regulation of the voltage of synchronous generators : en
  • GB545116A - Improvements in toilet and other soaps : en
  • US2283065A - Chain shot : en
  • GB545182A - Improvements in or relating to telecommunication exchange systems : en
  • US2282733A - Ventilator : en
  • NL52393C - Device for examining material stresses with X-rays. : en nl
  • US2283072A - Autoamtic meter-reading apparatus : en
  • US2282444A - Pie pan lid : en
  • US2282419A - Grip means for implement handles : en
  • US2282586A - Electric motor unit or the like : en
  • US2282858A - Electrical condenser : en
  • USD132401S - Design for a hostess kobe : en
  • US2282552A - Nongasket flange : en
  • US2282411A - Sheet feeding mechanism for accounting machines : en
  • US2282818A - Stabilized food composition : en
  • US2283058A - Supervisory means for high frequency radiations : en
  • CH221203A - Process for the preparation of a water-soluble disazo dye. : de en
  • USD132391S - Design for a dress : en
  • ES7221U - A new perfected syringe (Machine-translation by Google Translate, not legally binding) : en es
  • DE720605C - Bomb drop shaft in which several bombs are arranged one above the other and supported by support members : de en
  • US2282795A - Vitamin product : en
  • GB545164A - Improvements in the manufacture of elastic hosiery : en
  • CA404625A - Scaffold hitch and cross brace : en fr
  • US2282437A - Speech transmission system : en
  • US2283031A - Indicating cutout : en
  • US2282328A - Method for making resistors : en
  • US2282875A - Lamp socket : en
  • CA404622A - Cultivator : en fr
  • CH221178A - Process for the preparation of a stilbene dye. : de en
  • US2282312A - Packing : en
  • DE720699C - Eddy current brake excited by permanent magnets : de en
  • US2282754A - Stable dry preparation for diagnostic purposes of a biological antigen extract and a substance capable of forming a blood isotonic solution : en
  • AU97341A - Improvements in or relating to circuits for amplifying electric oscillations : en
  • US2282730A - Toothbrush : en
  • US2282933A - Voltage regulator and the like : en
  • AU115066B2 - An improved draught excluder for doors : en
  • US2282648A - Portable power-driven tool-operating machine : en
  • US2282902A - Hacksaw : en
  • NL52413C - Receiving device for use in remote control systems comprising a switch to be driven by a synchronous motor : en nl
  • US2282425A - Method of making upholstery : en
  • CH221006A - Weather jacket. : de en
  • US2282496A - Furnace : en
  • US2282526A - Selector for diversity receiving systems : en
  • US2282310A - Combined portable vise and vise mounting : en
  • US2282357A - Signaling system : en
  • US2283034A - Electric meter : en
  • DE720692C - Circuit arrangement for teleprinter systems : de en
  • CA404652A - Universal joint and brake drum assembly : en fr
  • CA404659A - Thermionic discharge device : en fr
  • DE720827C - Process for the preparation of diphenylpolycarboxylic acids : de en
  • CH221151A - Device for controlling the control surfaces of an airplane, particularly but not exclusively for controlling the flaps. : en fr
  • US2282594A - Method of sweetening petroleum products : en
  • US2282713A - Furnace grate : en
  • NL92651B - : en
  • GB545193A - Polymerisation of conjugated diolefinic hydrocarbons to drying polymers : en
  • CA404638A - Fluid dispensing device : en fr
  • CH220995A - Device for loading the pressure rollers of drafting systems. : de en
  • US2282607A - Rocker bearing : en
  • CA404761A - Hydraulic drive for machine tools : en fr
  • AU182741A - Means for separating dust and like finely divided solids from air : en
  • US2282340A - Relaxation oscillator : en
  • US2282720A - Crankshaft broaching lathe : en
  • US2282951A - Measurement of phase shift : en
  • USRE22095E - Indicating and positioning system : en
  • CA404752A - Electrical welding flux : en fr
  • US2282982A - Process of steam fractionation : en
  • CH221143A - Bike holder. : de en
  • DE720749C - AC current meter with dry rectifier : de en
  • GB545223A - Improvements in articulated structures such as chain grate stokers : en
  • US2282479A - Roofing granule and the like : en
  • CH221111A - Electric tubular incandescent lamp with smooth filament, in particular for optical purposes. : de en
  • CH221052A - Method and device for reproducing a stereophonic sound recording with the mean blackening of the soundtracks changing according to the volume. : de en
  • US2282710A - Stabilization of petroleum hydrocarbons : en
  • US2282712A - Recovery of hydrogen halides : en
  • US2283023A - Cable joint construction : en
  • US2283090A - Composite glass and metal envelope : en
  • DE720763C - Device for preserving liquids : de en
  • DE720770C - Trough conveyor belt support : de en
  • US2283005A - Tire tread removing machine : en
  • CH221169A - Process for the preparation of an azo dye. : de en
  • CH221212A - Image projector with optical compensation. : de en
  • US2283049A - Derrick : en
  • US2282465A - Speech transmission system : en
  • US2283064A - Cutting and reducing device for relief pictures : en
  • USD132411S - Design foe a dress : en
  • US2282675A - Controller for flowing gases : en
  • US2283066A - Closed receptacle : en
  • CH220994A - A method of manufacturing a textile product. : en fr
  • CH221218A - Process for the preparation of a lower carboxylic acid ester of tocopherol. : de en
  • US2282560A - Weeder : en
  • US2283112A - Clutch disk : en
  • US2282770A - Apparatus for removing foreign particles from air or similar gaseous mediums : en
  • US2283037A - Adjustable transformer coil : en
  • US2283092A - Fishing outfit : en
  • CA404735A - Engine safety fuel : en fr
  • GB545236A - Improvements in friction controlled joints or couplings : en
  • US2282813A - Stabilized oil : en
  • USD132355S - Design for a badge ob similar article : en
  • DE720733C - Process for the purification of synthetic methanol : de en
  • ES5986Y - Knife for turning buttons, balls and similar objects. : en es
  • US2283008A - Chemical processing apparatus : en
  • DE720820C - Hot nut press : de en
  • US2282407A - Parachute : en
  • ES7260U - Foldable clothes line (Machine-translation by Google Translate, not legally binding) : en es
  • ES7254U - Surface for ads. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545139A - Improvements in and relating to the production of steel castings : en
  • GB545155A - Improvements in or relating to furnace wall tubes : en
  • GB545093A - Improved centering and supporting arrangement for shaft packings and the like : en
  • DE720791C - Concrete step with advance and linoleum covering : de en
  • US2282343A - Lubricating composition : en
  • US2282505A - Catalytic alkylation process : en
  • GB545111A - Improvements in or relating to gas blast electric circuit breakers : en
  • US2282481A - Floating launching ways : en
  • ES7200U - A new system for fastening buttons to garments (Machine-translation by Google Translate, not legally binding) : en es
  • US2282628A - Venetian blind slat washing means : en
  • US2282403A - Transmission system : en
  • US2282613A - Centralizing and locking means for loaders : en
  • US2282727A - Grease gun filler : en
  • US2282816A - Retarding decomposition of oils : en
  • DE720673C - Device on typewriters and similar machines for inserting leaflets : de en
  • DE720714C - Swing plane : de en
  • GB545242A - Improvements relating to ready-made bows or ties for neckwear : en
  • US2282449A - Glass forming machine : en
  • US2282961A - Frequency modulation detector circuits : en
  • US2283136A - Terminal strip : en
  • US2282860A - Dry concentrator table : en
  • US2282563A - Bracelet locket : en
  • US2282599A - Diesel engine lubrication : en
  • ES6228Y - Gasoline carburetor. : en es
  • ES7163U - Cabinet or disarmable safe, reinforced concrete or other melted and forged bodies. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720681C - Permanent wash : de en
  • DE720676C - Arrangement for the concentration of a bundle of electron beams to form a thread-like beam in a highly evacuated tube with a glow cathode : de en
  • ES6447Y - Anticorrosive capsule for glass jars. : en es
  • AU115076B2 - Improvements in indicators, particularly for broadcast receiving apparatus : en
  • CH221170A - Process for the preparation of an azo dye. : de en
  • DE720836C - DF antenna system : de en
  • USD132350S - Design for a bab of soap : en
  • DE720693C - Circuit arrangement for increasing the transmission security on transmission paths over which signal pulses (remote control pulses, teletype pulse combinations or the like) are sent : de en
  • GB545237A - Improvements in and relating to thread control means for sewing machines : en
  • US2282676A - Chuck : en
  • US2282696A - Electrical circuits : en
  • ES5984Y - Fully folding set of desk and seat. : en es
  • US2282355A - Electric switch : en
  • US2282707A - Lubricating oil and lubrication therewith : en
  • ES5983Y - Oyster opening device. : en es
  • ES7171U - Indirect heating cathode. (Machine-translation by Google Translate, not legally binding) : en es
  • AU227041A - An improved draught excluder for doors : en
  • US2282524A - Electric motor : en
  • US2282919A - Boring bar : en
  • CH221223A - Process for the preparation of a benzenesulfonic acid derivative. : de en
  • US2282780A - Stabilized olive oil blends with unusual taste and fragrance : en
  • USD132342S - Design for a rattle : en
  • DE720803C - Security device against theft of motor vehicles : de en
  • US2282382A - Amplifier system : en
  • US2283123A - Cap brush for liquid-containing bottles : en
  • CH221100A - Thermal relay as a thermal image of the object to be protected, especially with a large thermal time constant. : de en
  • DE720769C - Device for filling wage bags with wage slip and money : de en
  • AU125641A - Improvements in or relating tothe measurement of surface roughness : en
  • DE720680C - Process to prevent or delay the formation of precipitates or to dissolve already formed precipitates in textile treatment liquors : de en
  • GB545172A - Improved washing means for use in gas manufacture or like purposes : en
  • US2282936A - Suppression of metal catalysis : en
  • US2283030A - Vegetable slicer : en
  • CH221050A - Adding machine. : de en
  • DE720720C - Device for the production of wire tying with tensioning and winding levers that can be rotated transversely to the length of the wire : de en
  • US2283108A - Controlling or fitting garment : en
  • US2283020A - Fall rope carrier stop button : en
  • USD132370S - Design for a combined fan motor housing and support therefor : en
  • CH221043A - Wind vane for measuring flow directions, in particular for aircraft. : de en
  • US2282826A - Fatigue testing machine : en
  • GB545099A - Improvements in or relating to hydraulic power transmission systems : en
  • US2282421A - Reinforcing material and method of producing same : en
  • ES7180U - Differential retention girdle for the gastro-abdominal region. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545166A - Improvements in rotary swivel devices for well drilling apparatus : en
  • CH221025A - Cleaning device. : de en
  • DE720768C - Device for filling in bulk goods : de en
  • CA404611A - Ear suction tube : en fr
  • CA404664A - Photographic projection printer : en fr
  • CH221056A - Magnetic sound process. : de en
  • CH221084A - Safety device on internal combustion engines. : de en
  • GB545149A - Process for recovering alumina : en
  • USD132410S - Design for a dress : en
  • DE720636C - Process for the pretreatment of electrostatic debris in an air-conditioned atmosphere : de en
  • ES6021Y - Razor blade holder for sharpening. : en es
  • CH221200A - Process for the preparation of an azo dye. : de en
  • AU115064B2 - Improved machine for combing wool on pelts : en
  • US2282333A - Hydraulic brake : en
  • USD132392S - Design for a dress : en
  • US2283069A - Bag and method of making same : en
  • US2282945A - Intermittent feeding device : en
  • AU388840A - Improvements relating to automatic arc welding : en
  • CA404677A - Electrical network distribution system : en fr
  • AU118529B2 - An improved scaffold clamp : en
  • DE720737C - Small relay for fast switching processes : de en
  • CH221074A - Lock nut. : de en
  • CH221034A - Vehicle with two wheels arranged side by side on different sides of the vehicle frame, which are mounted on the free ends of two control arms. : de en
  • GB545168A - Improvements relating to furnace construction : en
  • AU286441A - Improvements in or relating to electric discharge tubes having directional electron beam : en
  • GB545225A - Improvements in or relating to clutch mechanism for the transmission of power : en
  • ES6735Y - Plinth or curved plinth of cement and ceramic. : en es
  • AU115063B2 - Sprinkler : en
  • ES7181U - Walking doll. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545195A - Improvements in aircraft : en
  • CH221149A - Train monitoring device with track board and display of the train number. : de en
  • US2283000A - Glider : en
  • US2283003A - Printing apparatus : en
  • GB545187A - Improvements in automatic pilots for dirigible craft : en
  • DE720816C - Electric headlights, in particular for motor vehicles, with a transparent pane pressed from synthetic resin : de en
  • GB545091A - Improvements in or relating to multiple safety valve units : en
  • GB545233A - Electric suction cleaner : en
  • DE720696C - Antenna in the form of a roof tile made of insulating material : de en
  • CA404687A - Liquid fuel atomizer : en fr
  • US2282681A - Nasal filter : en
  • AU115062B2 - Improved valve and strainer for releasing whey from cheese vats : en
  • AU115070B2 - Improvements in and relating to fluid controlling diaphragm valves : en
  • DE720621C - Time remote switch for stairwell lighting : de en
  • ES5944Y - Multiple bunk bed with improved system. : en es
  • GB545157A - Improvements in or relating to the manufacture of mouldable materials : en
  • CH221185A - Process for the preparation of a stilbene dye. : de en
  • US2282836A - Garment supporting rack : en
  • ES6003Y - Shaft for footwear. : en es
  • ES6017Y - Table ashtray. : en es
  • USD132367S - Design foit a comb : en
  • DE720671C - Sandal with built-in foot rest : de en
  • CA404665A - Colour correction : en fr
  • DK59770C - Transport device for Machines for the treatment of bast stems containing plant stems. : da en
  • USD132398S - Design for a dress : en
  • GB545222A - Improvements in or relating to valve assemblies : en
  • US2282719A - Signaling system : en
  • US2282975A - X t telephone system x : en
  • ES7192U - Container jar for preserves. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545095A - Improvements in devices for sharpening or honing safety razor blades : en
  • US2282647A - Airfoil : en
  • US2282837A - Power lawn mower : en
  • GB545142A - Improved process and apparatus for the multi-colour printing of textile materials : en
  • US2282530A - Apparatus fob cleaning and sorting : en
  • US2282722A - Crosshead mechanism : en
  • USD132413S - Design for a brooch or similar article : en
  • DE720615C - Device for raising and lowering the top roll in rolling mills : de en
  • DE720782C - Receiver circuit in which a feedback is made via a special tube : de en
  • GB545085A - Improvements relating to engine-driven pumps : en
  • DE720679C - Iron pit and tunnel lining in ring or arch form : de en
  • ES5414Y - Apparatus for distinguishing a map guard. : en es
  • ES5989Y - Special racing bike frame. : en es
  • CA404631A - Magneto-electric machine : en fr
  • CH220998A - Method making it possible to signal the approach of the end of the unwinding phase of the yarn wound on reels called "bottle reels" in a textile machine, and device for implementing this process. : en fr
  • GB545181A - Means for changing the expression of a face : en
  • GB545210A - Improvements in and relating to pipe joints and like couplings : en
  • GB545206A - Improvements in steam generating plant : en
  • ES6022Y - Screen for lighting. : en es
  • US2282471A - Electrical regulating apparatus : en
  • US2282857A - Vacuum pumping system : en
  • US2282631A - Fastener for wallboards and the like : en
  • CA404644A - Collar point weight : en fr
  • CH221094A - Sealing on push button switches. : de en
  • DE720704C - Device for producing hollow centrifugal cast bodies : de en
  • DE720765C - lock : de en
  • ES149186A3 - GAS SAVING DEVICE : en es
  • ES5361U - Snap closure for jewelry (Machine-translation by Google Translate, not legally binding) : en es
  • ES5661Y - Quadrangular box-container, with internal cardboard armor and cellophane wrapping. : en es
  • GB545229A - Improvements relating to the assembly of electromagnetic induction apparatus : en
  • US2282598A - Tire : en
  • US2282760A - Electrode : en
  • US2282566A - Twin fluke anchor : en
  • US2283033A - Rotary vacuum pump : en
  • ES7235U - A complementary porta-carnets or portfolio for pocket wallets (Machine-translation by Google Translate, not legally binding) : en es
  • US2283113A - Clutch disk : en
  • US2282584A - Method of operating rotary kilns : en
  • ES5994Y - Stove for burning solid combustible pastes. : en es
  • GB545219A - Improvements in and relating to earth excavating scrapers : en
  • CH221020A - Process for making a soap product. : de en
  • DE720640C - Method and device for wet treatment of running textile webs in a traveling pile : de en
  • GB545131A - Improvements in means for mounting indicating instruments on switchboards or panels : en
  • US2282317A - Method of and apparatus for the electrostatic curing of heat curable materials, while under pressure : en
  • US2282348A - High speed circuit breaker reclosing mechanism : en
  • US2282408A - Handbag : en
  • US2282655A - Inking mechanism for printing machines : en
  • US2282842A - Golf bag : en
  • US2283014A - Apparatus for tensioning cord : en
  • CH221194A - Process for the preparation of a stilbene dye. : de en
  • CH221079A - Device for producing pressed bodies from metal chips or metal powders. : de en
  • AU340141A - Improvements in and relating to fluid controlling diaphragm valves : en
  • CA404717A - Railway car coupler : en fr
  • US2282520A - Circuit breaker : en
  • US2282721A - Engine construction : en
  • US2282509A - Measuring tape : en
  • US2283147A - Combined cigarette package wrapper and match package holder : en
  • CA404690A - Easy opening metal container : en fr
  • CA404733A - Diene hydrocarbon extrusion product : en fr
  • US2282748A - Dry shaver : en
  • CH221002A - Mechanical rotating brush. : de en
  • ES7249U - Adhesive eyelash adhered to the inner edges of the eyelids. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282464A - Speech transmission system : en
  • US2283115A - Breakfast cereal : en
  • USD132363S - Design foe a washing machine : en
  • US2282605A - Inverse feed-back amplifier : en
  • AU102041A - Frequency modulation receivers : en
  • DE720781C - Method for demodulating frequency-modulated vibrations : de en
  • US2282350A - Electrolyte for and method of polishing metal surfaces anodically : en
  • US2282487A - Television receiver : en
  • US2283082A - Pipe slip : en
  • US2282656A - Image reverser for cameras : en
  • US2282724A - Process of dyeing with substantive colors : en
  • US2282952A - Artificial leg : en
  • US2283132A - Hone : en
  • GB545235A - Improvements in or relating to bunks and similar structures : en
  • CH221099A - Protection device for electrical circuits. : en fr
  • US2282486A - Alloying steel : en
  • US2282971A - Signal detecting system : en
  • US2282872A - Display device : en
  • ES7204U - Can opener (Machine-translation by Google Translate, not legally binding) : en es
  • CH221011A - Process for recovering precious metals entrained during the transformation of gas using precious metal catalysts. : en fr
  • CH221211A - Photographic camera with electrical lines leading from the camera housing to the lens carrier. : de en
  • DE720664C - Needle with thread cutting edge : de en
  • CA404651A - Package : en fr
  • US2283004A - Electron multiplier : en
  • US2282519A - Pavement structure : en
  • US2283040A - Electric plugging device : en
  • CH221171A - Process for the preparation of an azo dye. : de en
  • US2282794A - Stabilization of dairy compositions : en
  • US2282388A - Foldable antenna : en
  • US2282890A - Antihalo coating for photographic material : en
  • US2282926A - Apparatus for baking enamel : en
  • CA404689A - Waste heat boiler control : en fr
  • US2282367A - Ridge leveling attachment : en
  • CA404617A - Torque-brake shock absorbing wheel : en fr
  • CH221106A - Single tap for gas burner. : de en
  • CH221093A - Terminal screw for eyelet connection. : de en
  • CH221126A - Method for eliminating the disturbances caused by the graining of the fluorescent material in the cathode ray television scanner. : de en
  • CH221183A - Process for the preparation of a stilbene dye. : de en
  • AU115098B2 - Improvements in refrigerators : en
  • CA13289S - Wall palque : en
  • CH221122A - Output device for stamps in tape roll form. : de en
  • DE720445C - Process for the production of dry plate rectifiers with a light metal as the base electrode material and dry plate rectifiers produced according to this process : de en
  • US2282977A - Hydraulic operating mechanism for pumps : en
  • CH221118A - Process for the preparation of a new cardiac glucoside. : de en
  • US2282635A - Suspensory buckle : en
  • GB545239A - Improvements relating to zircon refractories and refractory compositions and methods of making the same : en
  • US2282341A - Multichannel telegraph system : en
  • CA404626A - Drill guide for rotary rigs : en fr
  • CA404672A - Electrical transformer protective device : en fr
  • CH221176A - Process for the preparation of a stilbene dye. : de en
  • DE720789C - Self-starting single-phase induction motor without auxiliary winding : de en
  • CH221088A - Process for the production of dry elements. : de en
  • CH221077A - Vibrating device. : en fr
  • CA404713A - Ironing device : en fr
  • DE720721C - Device for converting a direct voltage into a higher or lower direct voltage : de en
  • GB545136A - Process for saccharifying cellulosic materials : en
  • CA404636A - Dispensing device for filling grease guns : en fr
  • US2282608A - Hoist : en
  • US2282661A - Device for handling and dipping confections : en
  • US2282789A - Stabilized food product : en
  • US2282973A - Wide band frequency modulation receiving system : en
  • CH221160A - Process for the production of an ether of thioammelin. : de en
  • US2282947A - Stereoscopic photography and projection : en
  • CA404704A - Electrical bridge plug assembly : en fr
  • US2282807A - Treatment of rendered glyceride oils : en
  • US2282895A - Relaxation oscillation generator : en
  • US2283002A - Channel assembly : en
  • CH221213A - Process for the manufacture of boilers. : de en
  • US2282371A - Coated sheet materials : en
  • CA404640A - Grease flow control device : en fr
  • GB545114A - Manufacture of polymerisable materials and products derived therefrom : en
  • GB545141A - Improvements in and relating to spring drive mechanisms : en
  • CA404728A - Feedback wave translating system : en fr
  • CH221144A - Protection device on bike. : de en
  • DE720611C - Winding shaft for watches : de en
  • DE720835C - Bearing system : de en
  • CH221164A - Process for the preparation of a 2-cyano-3-phenoxymethyl-4-acetylglutarester acid nitrile. : de en
  • DE720557C - Tabletting agents : de en
  • CH221030A - Process for the photographic production of graduations, measuring marks, grids and the like. : de en
  • US2282311A - Internal combustion engine : en
  • US2282451A - Desulphurizing and cracking process : en
  • US2283107A - Eraser for pencils and holding tips therefor : en
  • AU124241A - Improvements in indicators, particularly for broadcast receiving apparatus : en
  • US2282659A - Automatic exposure camera : en
  • US2282927A - Sound film system : en
  • USD132394S - Design foe a dress : en
  • US2282725A - Shaving implement : en
  • DE720653C - Flat weft knitting machine : de en
  • CA404686A - Wool dyestuff salts : en fr
  • CH221097A - Iron wire resistor housed in a gas-filled vessel. : de en
  • CA404621A - Electrical connector : en fr
  • CH221036A - Air cooling device on automatic firearms. : de en
  • CH221207A - Process for the preparation of a mordant dye of the dioxazine series. : de en
  • DE720780C - Circuit arrangement for the coupling of high-frequency circuits : de en
  • US2282674A - Chuck : en
  • US2283148A - Modulation of cathode ray devices : en
  • ES7138U - A quadrangular profile with inverted double t-shaped inner rib (Machine-translation by Google Translate, not legally binding) : en es
  • CH221113A - X-ray facility. : de en
  • CH221146A - Planetary gear changing device. : en fr
  • CH221090A - Machine system for the generation of continuously controllable active and reactive resistances of any sign and any size. : de en
  • US2283026A - yates : en
  • CH221128A - Road traffic column. : de en
  • US2282765A - Pumping apparatus : en
  • US2282783A - Process of exploding vegetative materials : en
  • US2282904A - Durometer : en
  • CA404730A - Conveyer : en fr
  • DE720764C - Control device for piston and floatless compressed air accumulators : de en
  • DE720823C - Process for re-coloring used items made of leather, the grain side of which is colored while preserving the horny layer : de en
  • GB545134A - Improvements relating to scarifiers or road breakers : en
  • ES4819Y - Hammer for stonemason with interchangeable teeth. : en es
  • US2282626A - Loading machine : en
  • CA404710A - Box making machine : en fr
  • CA404738A - Well logging apparatus : en fr
  • CH221061A - Nail. : en fr
  • US2282810A - Method for stabilizing oils : en
  • US2283029A - Potato-cutting device : en
  • AU115088B2 - Improvements relating to automatic arc welding : en
  • CH221137A - Pipe burst protection for pressure lines. : de en
  • CA404707A - Pectinous gel and compositiion : en fr
  • CA404727A - Electron discharge device : en fr
  • CH221156A - Process for the preparation of a 2-cyano-3-isopropyl-4-acetylglutaric ester acid amide. : de en
  • AU115085B2 - Means for separating dust and like finely divided solids from air : en
  • DE720724C - Mechanical grate loading system for locomotives : de en
  • NL52660C - : en
  • US2282629A - Liner pulling device : en
  • US2282639A - Shaving implement : en
  • US2282886A - Receiver and amplifier circuits : en
  • CH221070A - Shaving device. : en fr
  • US2282535A - Portable press drill : en
  • CH221027A - Device for the intermittent material feed on printing and punching presses and for the drive of additional equipment connected downstream. : de en
  • US2282706A - Modulated wave amplifier : en
  • NL52490C - : en
  • USD132406S - Design for a dress : en
  • CA13286S - Playing sheet for a game : en
  • CH221193A - Process for the preparation of a stilbene dye. : de en
  • DK59752C - Impulse transmitter for electric fences. : da en
  • US2283139A - Control mechanism : en
  • USD132365S - Automobile bumper or similar article : en
  • US2282736A - Hand brake mechanism : en
  • US2283078A - Check valve for well pumps : en
  • US2282790A - Stabilization of glyceride oils : en
  • USD132358S - Stirrup for physician s examining table : en
  • US2282641A - Fire hydrant, street light standard, and similar highway accessories : en
  • US2282759A - Antenna loop : en
  • US2283054A - Directional transmitter : en
  • CA404639A - Dispensing device for filling grease guns : en fr
  • CH221033A - Multi-layer glued skis. : de en
  • CH221012A - Process for the production of cellulose flours. : de en
  • CA404612A - Window : en fr
  • CA404615A - Package opener and stamp canceller : en fr
  • DE720626C - Process for the production of anhydrous oils from the steam distillation of high-boiling fractions of tars or petroleum : de en
  • US2283017A - Apparatus for forming ornamental trimmings : en
  • AU143541A - Sprinkler : en
  • GB545174A - Improvements in or relating to regulator valve apparatus for locomotives : en
  • US2282715A - Process and apparatus for the decortication of ramie : en
  • US2282873A - Stocking : en
  • GB545170A - Electrical measuring instruments : en
  • US2282534A - Conveyer : en
  • US2282986A - Electric controlling apparatus : en
  • CH221041A - Device for transmitting the movement of a swimmer to a display device. : de en
  • US2282433A - Tent : en
  • DK59746C - Wire mesh with rectangular stitches. : da en
  • DE720607C - Funnel-shaped device for filling liquids in cans or the like. : de en
  • GB545173A - An improved method of heat treating the insulation of electric conductors : en
  • ES144258A1 - ELECTRICALLY HEATED VACUUM MELTING AND ANNEALING FURNACE FOR METALLIC AND NON-METALLIC MATERIAL : en es
  • ES7252U - Infernillo of kitchen for sportsmen and other uses. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282771A - Apparatus for gauging liquid containers : en
  • US2282758A - Spider for oil and gas wells : en
  • CA404646A - Vacuum cleaner : en fr
  • US2282427A - Process camera : en
  • US2282314A - Spinning top : en
  • US2282595A - Spark arrester : en
  • US2282871A - Game board : en
  • CA404734A - Baked goods : en fr
  • CH221104A - Dry rectifier element. : de en
  • US2282625A - Chemical spreader : en
  • US2283099A - Production of refined magnesium and magnesium alloys : en
  • US2282329A - Shower cabinet : en
  • US2282711A - Rivet : en
  • US2283111A - Shoe cementing press with controlled press points : en
  • US2283154A - Milling machine : en
  • US2282515A - Building wall structure : en
  • US2282931A - Insecticidal mercapto-oxazolines : en
  • ES6723Y - Arrangement of smoke tube reheaters with spirally threaded tubular coils : en es
  • ES6725Y - Horizontal liquid device. : en es
  • GB545122A - Improvements in or relating to method of and apparatus for heat treatment by electromagnetic induction : en
  • US2282920A - Airplane pickup and delivery apparatus : en
  • US2282332A - Washing and cleaning machine : en
  • GB545110A - Improvements in or relating to a dental x-ray film package : en
  • US2282729A - Cutting tool : en
  • US2282445A - Lighting fixture : en
  • US2282459A - Electrolytic capacitor : en
  • US2282585A - Sheet retainer for magazine feed : en
  • US2282701A - Process of waterproofing : en
  • DE720617C - Procedure for the execution of tunnels and similar civil engineering : de en
  • US2282389A - Bulldozer : en
  • CA404667A - Coil winding machine : en fr
  • CA404668A - Thermionic valve : en fr
  • ES5992Y - Smoking box. : en es
  • CH221167A - Process for the preparation of an azo dye. : de en
  • GB545078A - Improvements in television apparatus : en
  • US2282368A - Boat propelling mechanism : en
  • US2282796A - Vitamin product : en
  • US2282823A - Body construction : en
  • US2283022A - Lubricant seal for bearings : en
  • DE720709C - Process for metal leaving certain points on substrates to be metallized by metal vapor deposition : de en
  • DE720710C - Steaming device for steaming potatoes : de en
  • ES7258U - Improvements in the joints and adjustment of necklaces with metal containers. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545127A - Improvements in or relating to steam generating and superheating installations : en
  • DE720755C - Photoelectric cell with a photocathode, an anode and a luminous layer : de en
  • US2282698A - Lock : en
  • DE719168C - Active coal production : de en
  • ES6400Y - Reinforced buttonhole applicable to all kinds of garments. : en es
  • US2282806A - Treatment of oils : en
  • GB545129A - Improvements in radio frequency bridges for impedance measuring purposes : en
  • CA404614A - Lead oxide and sub-oxide manufacture : en fr
  • DE720731C - Process for covering containers or objects of all kinds with organic plastics : de en
  • ES149068A1 - A PROCEDURE FOR THE MANUFACTURE OF STAANE ANHYDROTETRACHLORIDE, ITS CRYSTALLIZED HYDRATES AND ITS AQUEOUS SOLUTIONS AT VARIOUS CONCENTRATIONS : en es
  • ES7141U - Telephone equipment of private installation and economic type (Machine-translation by Google Translate, not legally binding) : en es
  • ES7229U - New syringe or injector for use in dentistry. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282621A - Vehicle dumping apparatus : en
  • US2282749A - Mining machine : en
  • US2282827A - Resinous product and method of making : en
  • US2283103A - Thermionic indicator : en
  • GB545082A - Improvement in wrapped package with rip cord : en
  • GB545138A - Concrete curing composition and process : en
  • DE720843C - Bearing arrangement without night effects : de en
  • AU125541A - Improvements in or relating tothe measurement of surface roughness : en
  • CA404723A - Titanium ore processing : en fr
  • DE720639C - Compressed air impact tool, especially a pick hammer for extracting coal and the like. like : de en
  • DE720054C - Clock drive with an electromagnetic synchronous escapement regulator and a mechanical escapement regulator operated at the same time : de en
  • US2282859A - Box construction : en
  • CA404616A - Salt block holder : en fr
  • US2282590A - Galvanometer : en
  • US2282624A - Fastener for wallboards and the like : en
  • US2282972A - Wide band receiver : en
  • ES7230U - New chopsticks curtain. (Machine-translation by Google Translate, not legally binding) : en es
  • DE720624C - Electric single lens for electron or ion beams : de en
  • DE720748C - Arrangement for guiding aircraft during blind landing : de en
  • ES7239U - A sliding guide for the calculation of conductors and electric motors (Machine-translation by Google Translate, not legally binding) : en es
  • US2282306A - Insertable blade cutter : en
  • ES7210U - Soil entirely made up of perforated bricks. (Machine-translation by Google Translate, not legally binding) : en es
  • US2282941A - Treatment of rubber : en
  • CH221058A - Waterproof watch box. : en fr
  • US2282546A - Apparatus for cutting ice : en
  • US2282955A - Control system for synchronous machines : en
  • US2282906A - Ironing machine cabinet : en
  • CA404714A - Reagent feeder : en fr
  • US2282742A - Base for machine or other light gun : en
  • SE104512C1 - : en
  • ES7177U - Wheel for furniture and other applications. (Machine-translation by Google Translate, not legally binding) : en es
  • ES7194U - Wick lighter. (Machine-translation by Google Translate, not legally binding) : en es
  • GB545224A - Improvements in the manufacture of sheets and other shapes from fibrous pulp : en
  • US2283062A - Tilting chair mounting : en
  • DE720654C - Fitted sinker for weft knitting machines and process for the production of such sinkers : de en
  • DE720834C - High speed steel : de en
  • DE720650C - Splash protection for monitoring and regulating the working conditions of electrical flash welding machines, arc welding or cutting machines and the like. Serving photoelectric cells : de en
  • US2282974A - Radio signal receiving system : en
  • US2282365A - Shoe machinery : en
  • US2282315A - Catapult : en
  • AU124741A - Improved apparatus for cleaning ships' bottoms : en
  • CH221010A - Process for the magnetic purification of a fluid and device for carrying out the process. : en fr
  • CH221130A - Metal bag. : de en
  • ES5999Y - Simple device for sewing. : en es