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Coupling

Description: Patent for a coupler designed to connect the pipes of train cars. Illustrations included.
Date: June 23, 1908
Creator: Mc.Millan, Thomas B.
Partner: UNT Libraries Government Documents Department

Chuck.

Description: Patent for a chuck used with a jewelers lathe to hold watch crystals in place while cutting them down to size.
Date: November 24, 1908
Creator: Bruton, David A.
Partner: UNT Libraries Government Documents Department
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