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Wrench.

Description: Patent for a nut wrench with a sliding jaw.
Date: January 24, 1911
Creator: Mansfield, Charles L. & Matthews, Robert E.
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a trap gun, which is placed in a trap and fires when bait is disturbed which will only go off when the bait is tampered with and can turn to follow an animals movements in the trap.
Date: March 24, 1908
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Flying-Machine

Description: Patent for a monoplane flying machine. Illustrations included.
Date: September 24, 1912
Creator: Smith, Thomas Noah
Partner: UNT Libraries Government Documents Department
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