UNT Libraries Government Documents Department - 2 Matching Results

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Improvement in Floor-Clamps.

Description: Patent for an improvement in floor clamps, including illustrations.
Date: March 4, 1873
Creator: Foster, John J.

Plow Stock.

Description: Patent for improvements to a plow stock to be adjustable so that the angle of the plow blade may be controlled causing the plow blade to enter the ground at the proper angle based on the type of ground being plowed.
Date: December 4, 1917
Creator: Partin, William E.
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