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Pass-Book

Description: Patent for improvements on pass book design, so that the owner's name can be included on the cover of the book, and so that the name can not be easily removed.
Date: April 23, 1918
Creator: Exline, Marcus P.
Partner: UNT Libraries Government Documents Department

Elbow-Joint for Artificial Arms

Description: Patent for an elbow joint for artificial arms that can be manipulated by the wearer into any desired position.
Date: July 23, 1918
Creator: Corley, Quentin D.
Partner: UNT Libraries Government Documents Department

Shoemaker's Gimlet.

Description: Patent for a shoemaker's gimlet that bores holes in wooden heels for women's shoes, including illustrations.
Date: April 23, 1918
Creator: Paternostro, Luca
Partner: UNT Libraries Government Documents Department
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