UNT Libraries Government Documents Department - 13 Matching Results

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Apparatus for Obtaining a Vacuum.
Patent for a new and improved vacuum. This design utilizes a liquid pump, plates, tubes and valves to make "about as perfect a vacuum . . . as can be obtained by an ordinary pump" (lines 53-55).
Bank-Check Writer.
Patent for a new and useful improvements in Bank-Check Writers. With this device, a blank check may be inserted and the name of the payee and the amount in figures will be typewritten.
Broiler
Patent for a broiler. Illustrations included.
Combined Bridge and Cattle-Guard.
Patent for a bridge with movable parts that disallows the passage of cattle while allowing for the passage of human foot-traffic and automobiles.
Corn-Husker.
Patent for a new and improved machine for husking corn using a rotating wheel with spurs and cutters with combination of a stationary and movable concaves, including illustration.
Envelop.
Patent for an adjustable envelop design for storing documents and articles. This is a design with flaps within the inner fold that are made to secure and protect the document. Straps that extend from the outer edge secure the outer flap over the contents as well as the inner protective flaps.
Improved Priming Device for Internal-Combustion Engines
Patent for improvement in priming devices for Internal-Combustion engines created by placing an injector that forces fuel from the fuel tank into the intake manifold in time with the cylinder for faster combustion.
Improvement in Apparatus for Slaughtering and Curing Meat
Patent for the design of a facility to slaughter, pack, preserve, and cure meat.
Improvement in Ironing Apparatus.
Patent for an improvement in ironing-machine which can iron clothes quicker and better with very little physical labor. Illustration is included.
Improvement in Ironing-Machines.
Patent for an ironing machine that includes a "movable table operated by a crank" (lines 16-17). Illustration included.
Improvement in Sewing-Machine Shuttles
Patent for an improved sewing-machine shuttle, which shuffles the bobbins back and forth among one another. This makes sewing faster for easier for any person who sews.
Priming Device
Patent for a priming device. Intent of the priming device is to provide improvements to priming devices in internal combustion engines.
Tractor.
Patent for new and improved tractors on farms that are capable of pulling plows, cultivators, seed planters and other similar types of devices.
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