UNT Libraries Government Documents Department - 2 Matching Results

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Maize Header and Cutter.

Description: Patent for a new and improved hand-operated implement designed for cutting heads of Kafir corn or maize in a more simple and efficient manner, including illustrations.
Date: August 29, 1916
Creator: Grindstaff, Isaac S. & Johnson, Luke

Wrench

Description: Patent for improved construction and function of wrenches. Improvements include a more simple, durable, and inexpensive method of construction and arrangement of the adjustable jaw as to allow a single hand to hold and adjust the wrench simultaneously.
Date: July 29, 1913
Creator: Ashliman, Adolph E.
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