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Harrow.

Description: Patent for a harrow, which has adjustable teeth and van also be used as a cultivator.
Date: March 31, 1908
Creator: Wells, George H.
Partner: UNT Libraries Government Documents Department

Combination Rail-Joint and Nut-Lock

Description: Patent for a combination rail joint and nut lock to hold railroad tracks in place.
Date: December 31, 1912
Creator: Iley, William A.; Money, Robert L. & Money, Benjamin F.
Partner: UNT Libraries Government Documents Department
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