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Wrench

Description: Patent for improved construction and function of wrenches. Improvements include a more simple, durable, and inexpensive method of construction and arrangement of the adjustable jaw as to allow a single hand to hold and adjust the wrench simultaneously.
Date: July 29, 1913
Creator: Ashliman, Adolph E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Match-Box.

Description: Patent for match boxes that automatically opens when unlatched and has a projecting member arm that slides the lid with a match for removal conveniency.
Date: April 17, 1906
Creator: Whiteker, Bosque M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

School-Desk.

Description: Patent for improvement in school desks by mounting the desks’ legs on the base-bars, the row of desks so mounted can be moved at the same time by employing the roller devices at the opposite end of the base-bars. The roller devices may be permanently connected with the base-bars of each row or it can be detached if desired; for conveniently removing the desks whenever desired. (Lines 45-55) Illustration is included.
Date: March 24, 1903
Creator: Litsey, Robert G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Carpenter's Square.

Description: Patent for a carpenter's square, which has a table of rafter cut measurements, a table of measurements in inches, and the standard carpenter's measure table.
Date: October 19, 1909
Creator: Bailey, Louis Eugene
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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