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Patent for a nut lock, which holds securely in place and is inexpensive to manufacture.

Date: June 14, 1910

Creator: Posey, James A.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a display board for advertising and signage in stores.

Date: February 14, 1911

Creator: Fitts, William A.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a section harrow. Illustrations included

Date: May 14, 1912

Creator: Shankle, Grover C.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a street-cleaning machine that brushes the dirt into small piles and sucks the dirt piles into bags or receptacles for easy disposal.

Date: January 14, 1919

Creator: Atkinson, Wiley F.

Item Type: Patent

Partner: UNT Libraries Government Documents Department