Pocket Watch Database
Patent Archive
#721361
Patent Information
Watch Regulator
Oscar F. Engwall
February 24, 1903
Patent #721361
| Patent Number: | 721361 |
| Category: | Regulators |
| Description: | Watch Regulator |
| Inventor(s): | Oscar F. Engwall |
| Assignee: | Peacock Charles D Jr |
| Patent Date: | Feb 24, 1903 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
