Pocket Watch Database

Colby & Johnson
Pocket Watch Patents

The following gallery contains patents that were issued or assigned to Colby & Johnson or individuals known to be associated with the company at the time. Not all designs were fully implemented into production.

Watch Case

Patent Number:D6201
Description:Watch Case
Inventor: Caleb K. Colby
Patent Date:Oct 15, 1872
Registration Type:Patent

Watch Case

Patent Number:221155
Description:Watch Case
Inventor: Robert A. Johnson
Caleb K. Colby
Patent Date:Nov 4, 1879
Registration Type:Patent