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Horseshoe.

Description: Patent for horseshoes that can be attached to the horses' foot without nails.
Date: September 7, 1920
Creator: Lainweber, Mary C.
Partner: UNT Libraries Government Documents Department

Automatic Wrench

Description: Patent for an automatic wrench. The wrench possesses a locking movable jaw. Illustrations included.
Date: January 7, 1913
Creator: Clay, Samuel
Partner: UNT Libraries Government Documents Department
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