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Wheel-Tire.

Description: Patent for improvement in automobile tires, resulting in more resilient tires that utilize internal spring coils that are encased in an elastic casing to protect against direct contact with the rubber tire.
Date: September 9, 1919
Creator: Dalwigk, Hermann
Partner: UNT Libraries Government Documents Department

Boiler Skimmer or Cleaner

Description: Patent for improvements for a boiler skimmer or cleaner with suitable valves to control the blowing off from scum, steam or water.
Date: September 9, 1919
Creator: Phillips, Eugene N. & Dick, Harvey H.
Partner: UNT Libraries Government Documents Department
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