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Butter-Mold

Description: Patent for "a butter mold embodying means for cutting and shaping a piece of wrapping paper to conform to the configuration of the mold in which it is adapted to be placed to receive the butter." (lines 9-13).
Date: February 19, 1918
Creator: Higginbotham, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Coupling.

Description: Patent for a coupling invention that consists of a detachable key member and locking key member for a valve plug. It is meant to improve couplings for detachable handles of drain-cocks.
Date: December 3, 1918
Creator: Copeland, Joe S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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