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Gun.

Description: Patent for an artillery gun which can be moved in any direction due to improvements in its base.
Date: October 14, 1919
Creator: Collier, William Reid
Partner: UNT Libraries Government Documents Department

Cultivator-Sweep.

Description: Patent for a cultivator sweep that cuts weeds close to the crops.
Date: February 14, 1911
Creator: Lundghren, Charles & Anderson, Gus E.
Partner: UNT Libraries Government Documents Department

Hat-Pin

Description: Patent for a hat pin. This hat pin utilizes a new form of guard to house the pin to prevent injury and keep it from accidentally slipping out. It is also designed to be ornamental, compact, and can be applied to many different types of hat.
Date: May 14, 1918
Creator: Collier, William Reid
Partner: UNT Libraries Government Documents Department

Slide Rule

Description: Patent for a slide rule. Illustration included.
Date: January 14, 1913
Creator: Hamby, Robert M.
Partner: UNT Libraries Government Documents Department

Exhibitor

Description: Patent for device which would allow motorists to display road maps in their vehicle while driving. Would also include a light so maps could be visible at night.
Date: August 14, 1917
Creator: Atkinson, Jackson B.
Partner: UNT Libraries Government Documents Department
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