UNT Libraries Government Documents Department - 705 Matching Results

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Tank Furnace

Description: Patent for a tank-furnace for the purpose of an easier way to heat water. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: November 27, 1917
Creator: Yaeger, George

Tire-Core.

Description: Patent for a tire core with interlocking sections that can be removed easily from built tires to reuse, including illustrations.
Date: December 21, 1920
Creator: Gillette, Walter S.

Ignition System for Internal-Combustion Engines.

Description: Patent for Ignition System for Internal-Combustion Engines. "This invention relates to ignition systems for internal combustion engines and comprehends the provision of a dual ignition system for multiple cylinder engines with which either battery or magneto current may be used and having only two coils, one with a vibrator for the magneto current and one without a vibrator for the battery current." (line - 2)
Date: April 23, 1918
Creator: Richards, Harvey B.

Treatment of Mined Sulfur.

Description: Patent for heating sulfur under appropriate conditions in order to carbonized oil contained within, allowing stationary sulfur to burn without difficulty or interference from carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.

Wrench.

Description: Patent for a wrench which "may be efficiently employed in places which are inaccessible to the ordinary wrench."
Date: August 24, 1915
Creator: Culbertson, Charles P.

Plow.

Description: Patent for an improvement to the plow by providing a plastic or plastic-like material to help sticky, thick soil and clay to glide over the surface and decrease frictional resistance, including illustrations.
Date: March 2, 1915
Creator: Fleehearty, Edward L.
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