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Automatic Air-Brake Coupling

Description: Patent for "improved automatic pipe-coupling which shall overcome the difficulties found in the devices of this class heretofore in use, and which shall be cheap to manufacture, easy to repair, simple in construction, and extremely effective in use and operation" (lines 27-33).
Date: July 30, 1889
Creator: Roquemore, Peter G.
Partner: UNT Libraries Government Documents Department
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