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Demountable Rim.

Description: Patent for improved demountable rims for automobiles that are easy to mount and detach as well as cheaper and easier to manufacture.
Date: April 27, 1920
Creator: McPherson, Arthur Edison
Partner: UNT Libraries Government Documents Department

Chuck.

Description: Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date: December 27, 1921
Creator: Castanie, William
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel.

Description: Patent for an improved vehicle wheel with a demountable tire rim, so that tires can be easily placed on and taken off the wheel.
Date: December 27, 1921
Creator: Larson, Christian H.
Partner: UNT Libraries Government Documents Department
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