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Improvement in Levers for Presses.

Description: Patent for improvements on locks and fasteners of shutters.
Date: March 3, 1873
Creator: Gates, Joseph P.
Partner: UNT Libraries Government Documents Department

Improvement in Bed-Bug Exterminators.

Description: Patent for "a machine for exterminating bed-bugs by steam." (Lines 11-12) Includes instructions and illustrations.
Date: June 3, 1873
Creator: Fewell, Calvin L.
Partner: UNT Libraries Government Documents Department

Improvement in Corn and Cotton Planters.

Description: Patent for a new and useful seed-planter for corns and cottons, including instructions and illustrations.
Date: June 3, 1873
Creator: Sims, Zachariah B.
Partner: UNT Libraries Government Documents Department
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