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Boiler Scraper and Cleaner

Description: Patent for a boiler scraper and cleaner. This invention is designed to remove incrustation and sediment that collects on the bottom of boilers. Illustration included.
Date: December 1, 1903
Creator: Miller, Hugh C.
Partner: UNT Libraries Government Documents Department

Continuous Weighing Scale

Description: Patent for continuous weighing scale. Illustration included.
Date: December 4, 1906
Creator: Carter, Edward D.
Partner: UNT Libraries Government Documents Department
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