Texas Patents - 3 Matching Results

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Car-Replacer

Description: Patent for car replacer. It is an improvement to "what is called a 'frog' or a 'shoe'." The invention involves "two frogs or shoes which are used together" and are used "in such a way as to replace a car truck. . ." (Ledbetter)
Date: December 1, 1914
Creator: Ledbetter, Louis H.
Partner: UNT Libraries Government Documents Department

River Steamboat

Description: Patent for improvements in the construction and design of passenger and freight river steamboats.
Date: December 13, 1887
Creator: Simpson, George Louis James
Partner: UNT Libraries Government Documents Department

Stove

Description: Patent for a more efficient and cost effective heating apparatus. The stove is designed for coal and similar fuel sources.
Date: December 14, 1915
Creator: Hanna, John J.
Partner: UNT Libraries Government Documents Department
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