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Lock.

Description: Patent for a screen door lock which is both rotatable and slidable.
Date: December 28, 1915
Creator: Stockburger, Charles W.
Partner: UNT Libraries Government Documents Department

Boll-Weevil Device.

Description: Patent for a cost-effective device that can remove and exterminate parasites from cotton as it's being harvested without damaging the cotton itself, including illustrations.
Date: December 28, 1920
Creator: Reeder, Leonard F. & Jackson, Walter B.
Partner: UNT Libraries Government Documents Department
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