Pocket Watch Database
Patent Archive
#328847
Patent Information
Watch Test Balance Wheel
Ferdinand Ide
October 20, 1885
Patent #328847
| Patent Number: | 328847 |
| Description: | Watch Test Balance Wheel |
| Inventor(s): | Ferdinand Ide |
| Patent Date: | Oct 20, 1885 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
