Pocket Watch Database
Patent Archive
#221155
Patent Information
Watch Case
Robert A. Johnson
Caleb K. Colby
November 4, 1879
Patent #221155
| Manufacturer: | Colby & Johnson |
| Patent Number: | 221155 |
| Description: | Watch Case |
| Inventor(s): |
Robert A. Johnson Caleb K. Colby |
| Patent Date: | Nov 4, 1879 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
