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Support for Telegraph and Telephone Wires.

Description: Patent for a circular metal support for telegraph and telephone wires; including illustrations.
Date: November 11, 1913
Creator: Hoybook, Henry Levid
Partner: UNT Libraries Government Documents Department

Nutcracker.

Description: Patent for a nutcracker with an adjustable jaw and a smaller number of parts.
Date: November 27, 1917
Creator: Gradick, Wiley, Sr.
Partner: UNT Libraries Government Documents Department

Grain-Door

Description: Patent for a grain car door that keeps the grain securely in the railroad car.
Date: November 26, 1912
Creator: Gradick, Wiley, Sr.
Partner: UNT Libraries Government Documents Department

Car-Door Mechanism

Description: Patent for a sliding car door mechanism.
Date: November 26, 1912
Creator: Gradick, Wiley, Sr.
Partner: UNT Libraries Government Documents Department
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