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Nut Lock.
Patent for a new improvements in the construction of the nut lock. Patent for "a new and improved version of the nut-lock and combination of latch or locking device in order to lock the nut to the bolt." (lines 8-27) including instructions and illustrations. Patent for a new nut-lock and latch, including illustrations.
Date:
April 10, 1888
Creator:
Brady, Peter Lewis
System:
The Portal to Texas History