Pocket Watch Database
Patent Archive
#290761
Patent Information
Watch Case Spring
Numa J. Felix
December 25, 1883
Patent #290761
| Patent Number: | 290761 |
| Description: | Watch Case Spring |
| Inventor(s): | Numa J. Felix |
| Patent Date: | Dec 25, 1883 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
