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Safety Device for Steam-Boilers.

Description: Patent for a safety device for steam boilers, which activates an alarm when water levels are too high on the fuse box that gives an earlier warning, does not allow the fuse box to be changed without the chief engineer being alerted, and prevents false alarms.
Date: July 14, 1908
Creator: Smith, James E.
Partner: UNT Libraries Government Documents Department
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