Case
J. Boss
Philadelphia
J. Boss
Initial Marking: J. Boss
Location: Philadelphia
Years of Operation: 1860-1864
Successor: John G. Stuckert
The J. Boss patents and trademarks were purchased by the Keystone Watch Company and used in production by that company for many decades.
Company Timeline
1860
J. Boss begins operations.
1864
J. Boss ceases operations.