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Tire-Chain

Description: Patent for improved tire chains which can withstand greater strain.
Date: March 23, 1920
Creator: Fields, James A. & Witte, Jessie J.
Partner: UNT Libraries Government Documents Department

Cushion Tire

Description: Patent for Cushion Tires. Each tire will have multiple chambers within it, so if one is punctured the remainder of the tire will continue to function and not deflate.
Date: March 16, 1920
Creator: Williams, Henry S.
Partner: UNT Libraries Government Documents Department

Electrical Testing Device.

Description: Patent for "improvements in electrical testing devices, and more specifically to an improved fluxmeter for testing the strength of magnets" (lines 13-15).
Date: March 30, 1920
Creator: Bierbower, Richard C.
Partner: UNT Libraries Government Documents Department

Electrical Testing Device.

Description: Patent for an electrical device with an improved circuit arrangement in combination with various devices all assembled in compact arrangement on a board which enables to easily locate faults in various electrical apparatus or parts. This electric device is capable of use by anyone who isn't skilled as an electrician.
Date: March 30, 1920
Creator: Bierbower, Richard C.
Partner: UNT Libraries Government Documents Department

Automobile-Tilting Machine.

Description: Patent for new and improved automobile jack that facilitates secured access to repair the underside of the automobile, including illustrations. Jack consists of a large frame, part of which is curved for tilting, water adjustable weight counterbalance, and wheel locking channels.
Date: March 23, 1920
Creator: Weimar, Fritz
Partner: UNT Libraries Government Documents Department

Air-Cushion Tire.

Description: Patent for improvement to the air-cushion tire in terms of resilience, and an improved structure.
Date: March 16, 1920
Creator: Williams, Harry S.
Partner: UNT Libraries Government Documents Department
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