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Vulcanizing Apparatus

Description: Patent for an apparatus used during the process of retreading tires that updates the manufacture of rubber tire patches.
Date: July 12, 1918
Creator: Rasor, James, E.
Partner: UNT Libraries Government Documents Department

Hot Box Cooler dated November 12, 1918

Description: Patent for the implementation of improvements to hot box coolers. This will assist in the cooling of hot bearings in railway cars.
Date: November 12, 1918
Creator: Edward W. Hartough
Partner: UNT Libraries Government Documents Department
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