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Plow

Description: Patent for improvements to plows with laterally extending adjustable wings, as well as other different styles of plow and cultivator standards, with illustration.
Date: March 9, 1915
Creator: Armentraut, Richard B.
Partner: UNT Libraries Government Documents Department

Pipe or Rod Grips

Description: Patent for Pipe or Rod Grip
Date: February 20, 1917
Creator: Champie, James A.
Partner: UNT Libraries Government Documents Department

Automatic Controller for Cotton Trampers

Description: Patent for an automatic controller of cotton tramplers intended to improve piston performance and reduce need for attendant intervention.
Date: June 1, 1915
Creator: Sparks, Troy W.
Partner: UNT Libraries Government Documents Department
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