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Expansion Reamer

Description: Patent for expansion reamer provides scope for a better and improved expansion reamer.
Date: September 7, 1915
Creator: Scheuber, William F.
Partner: UNT Libraries Government Documents Department

Draft-Gear for Railway Cars

Description: Patent for a draft gear for railway cars that allows a simple and efficient means of repairs or substitutions of sills or beams that may be done without dissociating the draft bar so that a car may not be out of commission for a considerable length of time.
Date: August 17, 1915
Creator: Moorman, James M.
Partner: UNT Libraries Government Documents Department

Angle Cock Device

Description: Patent for "stop cocks for controlling the flow of fluids and more particularly to what are known as angle cocks for use in train pipes of air brake and other fluid pressure systems upon railway cars" (lines 8-13) including illustrations.
Date: March 9, 1915
Creator: Ellwood, Thomas B.
Partner: UNT Libraries Government Documents Department
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