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Nut-Lock

Description: Patent for a nut lock that utilizes a spring coil to enable rotation.
Date: February 22, 1916
Creator: Millard, William R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Scraper.

Description: Patent for a scraper for floors and walls that attaches to a broom handle.
Date: February 27, 1912
Creator: Pettit, Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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