Description: Patent for a nut lock that has a washer divided on predetermined lines bent in a V-shaped fold line that provides attaching support. Identical sector-like portions of the nut lock have a curved edge that permit embedding in material through which a bolt is passed.
Date: April 11, 1916
Creator: Harding, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department