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Process of Making Artificial Fuel

Description: Patent for process of creating artificial fuel and the resulting product.
Date: March 11, 1902
Creator: Steiner, Robert
Partner: UNT Libraries Government Documents Department

Method of Casting Chilled Valve-Seats

Description: Patent for making moldings of seats to be more consistent.
Date: March 11, 1919
Creator: Boykin, Burwell, Jr.
Partner: UNT Libraries Government Documents Department
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