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Patent for machine that digs holes for posts for construction.

Date: January 30, 1917

Creator: Holsomback, Lee N.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for instrument used in drafting and ruling straight lines.

Date: January 30, 1917

Creator: Anderson, Andrew E.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for road grader, that applies additional support to the frame.

Date: January 30, 1917

Creator: Hawley, Royal A.

Item Type: Patent

Partner: UNT Libraries Government Documents Department