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.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department