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Hair-Clipper.

Description: Patent for hair clips that have a protector that prevents the clip from digging into the skin or hair.
Date: September 7, 1920
Creator: Nicosia, Vincent
Partner: UNT Libraries Government Documents Department

Automatic Rotary Weighing-scale.

Description: Patent for an automatically rotating scale for weighing material such as cotton seeds.
Date: September 28, 1920
Creator: Henderson, Robert L.
Partner: UNT Libraries Government Documents Department
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