Pocket Watch Database
Patent Archive
#517554
Patent Information
Watch Case Spring
Charles Nobs
April 3, 1894
Patent #517554
| Patent Number: | 517554 |
| Description: | Watch Case Spring |
| Inventor(s): | Charles Nobs |
| Patent Date: | Apr 3, 1894 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
