Washer.
Description:
Patent for improvements in washers by providing a washer with “two pivoted members, which can be swung open to insert the washer without removing the bolt or spoke upon when the washer needed to be replaced.” (Lines 10-13, p. 1) Illustration is included.
Date:
October 14, 1913
Creator:
Bulter, Joseph F.
Partner:
UNT Libraries Government Documents Department