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Patent for a gripping device for well-boring apparatus.

Date: January 20, 1903

Creator: Johnston, Horace G.

Partner: UNT Libraries Government Documents Department

Patent for automatic cotton press and feeder. Illustrations included.

Date: November 20, 1906

Creator: Cumpston, Frederick Bernard

Partner: UNT Libraries Government Documents Department

Patent for a small animal trap which consists of a cage suspended in the air on a spring system which drops when an animal disturbs the bait.

Date: July 20, 1909

Creator: Franks, Marion M.

Partner: UNT Libraries Government Documents Department