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Hair Clipper.

Description: Patent for hair clippers that simplifies construction, reduces vibration, and improves efficiency.
Date: May 16, 1922
Creator: Monroe, Collier
Partner: UNT Libraries Government Documents Department

Combined Comb, Brush, and Mirror.

Description: Patent for a device which combines the features of a comb, a brush, and a mirror. Designed with removable components, any part of this device "can be used individually or ... can be separated for use in conjunction with each other" (lines 45-47). Illustrations included.
Date: March 16, 1920
Creator: Dunham, George H.
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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