Pocket Watch Database
Patent Archive
#922809
Patent Information
Watch Barrel
Alfred Pfister
May 25, 1909
Patent #922809
| Patent Number: | 922809 |
| Description: | Watch Barrel |
| Inventor(s): | Alfred Pfister |
| Assignee: | Fabrique Des Longines Francill |
| Patent Date: | May 25, 1909 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
