Pocket Watch Database
Patent Archive
#570394
Patent Information
Watch Hair Spring
William Woodnutt Griscom
October 27, 1896
Patent #570394
| Patent Number: | 570394 |
| Description: | Watch Hair Spring |
| Inventor(s): | William Woodnutt Griscom |
| Patent Date: | Oct 27, 1896 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
