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Linotype and Intertype

Description: Patent for automatic stopping of matrices.
Date: February 11, 1919
Creator: Sundstrom, Herman T.
Partner: UNT Libraries Government Documents Department

Method of Operation for the Separation of Liquids.

Description: Patent for method to separate liquid through a separation device connected with an electric circuit.
Date: March 11, 1919
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department

Oil Well Torpedo.

Description: Patent for "detonating explosives in oil wells" (nitroglycerin) (lines 10 - 13).
Date: March 11, 1919
Creator: Mosher, Lewis A.
Partner: UNT Libraries Government Documents Department
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