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Traction Engine.

Description: Patent for an improved version of traction engine with ambulatory wheels that improve the design, including instructions and illustrations.
Date: December 12, 1916
Creator: Altgelt, Herman E.
Partner: UNT Libraries Government Documents Department

Vegetable-Cutter.

Description: Patent for a vegetable cutter which is to be used as a grater.
Date: December 10, 1918
Creator: Wittenborn, Edmund A.
Partner: UNT Libraries Government Documents Department
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