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Wire-Working Machine.

Description: Patent for improvements in Wire-Working Machines that forms hangers for "coats, trousers, and other clothing" (lines 11-12). Provides a more inexpensive, faster, and more accurate machine that uses less power, includes illustrations.
Date: December 16, 1919
Creator: Shelton, John F.
Partner: UNT Libraries Government Documents Department

Gas-Purifier

Description: Patent for a device that separates impurities and contaminants from gas used in generators. A series of filters, and baffles are used to extract impurities to the gas supplied to a generator.
Date: September 16, 1919
Creator: Modlin, Frank E.
Partner: UNT Libraries Government Documents Department
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