Permutation-Padlock.
Description:
Patent for an improved and simple combination padlock that only opens if the operator knows the combination, and it can be used with watch charms, bracelet locks, valises, trunks, bicycles, tool chests, writing desks, store rooms, and similar articles.
Date:
April 18, 1893
Creator:
Sanderson, Benjamin A.
Item Type:
Refine your search to only
Patent
Partner:
UNT Libraries Government Documents Department