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Patent for a rail joint. This invention allows for the secure fastening of the ends of rails. Illustration included.

Date: November 14, 1905

Creator: Roberts, Elbert

Partner: UNT Libraries Government Documents Department

Patent for coupling for well-drilling machines.

Date: April 14, 1903

Creator: Johnston, Horace G.

Partner: UNT Libraries Government Documents Department

Patent for an improvement in a pneumatic, wind-powered stacker for threshing machines, preventing straw or chaff from entering into the stacker.

Date: August 14, 1906

Creator: Cumpston, Frederick Bernard

Partner: UNT Libraries Government Documents Department

Patent for a ball bearing jack. Illustration included.

Date: November 14, 1905

Creator: Johnston, Horace G.

Partner: UNT Libraries Government Documents Department

Patent for an apparatus for maintaining a continuous flow of sand carrying oil from wells. Illustration included.

Date: June 14, 1904

Creator: Cushing, William T. & Johnston, Horace G.

Partner: UNT Libraries Government Documents Department