Machine for Disintegrating Fibrous Plants (open access)

Machine for Disintegrating Fibrous Plants

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
System: The Portal to Texas History
Oil and Water Well Strainer (open access)

Oil and Water Well Strainer

Patent for an oil and water well strainer used to filter out the sand. Illustrations included.
Date: March 3, 1908
Creator: Decker, Harry R.
System: The Portal to Texas History