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Vise and Saw-Clamp

Description: Patent for improvements to vise and saw clamps complete with illustration.
Date: April 13, 1915
Creator: King, William T.
Partner: UNT Libraries Government Documents Department

Press for Forming Hollow Articles

Description: Patent for a press for forming hollow objects such as furnace pots. Illustrations included.
Date: July 13, 1909
Creator: Williams, Robert Lucius
Partner: UNT Libraries Government Documents Department

Car-Replacer

Description: Patent for improved replacers for derailed railroad cars, complete with illustrations.
Date: April 13, 1915
Creator: Duval, Allen
Partner: UNT Libraries Government Documents Department

Air-Brake.

Description: Patent for train air-brakes to provide set brakes and same auxiliary pressure on all cars regardless of the brake cylinder piston travel distance.
Date: January 13, 1914
Creator: Wolf, Gustav B.
Partner: UNT Libraries Government Documents Department
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