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Water or Oil Screen.

Description: Patent for a water or oil well screen to keep mud and other debris out of the barrel of the well.
Date: March 24, 1908
Creator: Childress, Authey Eli
Partner: UNT Libraries Government Documents Department

Machine for Disintegrating Fibrous Plants

Description: Patent for a machine that filters out the pulp from fibrous plants to obtain their fiber. Illustrations included.
Date: March 3, 1908
Creator: Hartman, Emil
Partner: UNT Libraries Government Documents Department

Oil and Water Well Strainer

Description: Patent for an oil and water well strainer used to filter out the sand. Illustrations included.
Date: March 3, 1908
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Hinge

Description: Patent for a hinge. Illustration included.
Date: March 10, 1908
Creator: Donaldson, James W.
Partner: UNT Libraries Government Documents Department
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