Pocket Watch Database
Patent Archive
#493260
Patent Information
Watch Case Spring
Numa J. Felix
March 14, 1893
Patent #493260
| Patent Number: | 493260 |
| Description: | Watch Case Spring |
| Inventor(s): | Numa J. Felix |
| Patent Date: | Mar 14, 1893 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
