Plumbing System.
Description:
Patent for "improvements in plumbing systems whereby the service-pipes will automatically drain themselves when a sufficiently low temperature is reached to congeal the water contained therein, thereby obviating frozen pipes and the resultant damage incident thereto." (Lines 8-14) Includes instructions and illustrations.
Date:
November 3, 1896
Creator:
Coleman, Thomas S. & Coleman, William P.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department