Pocket Watch Database
Patent Archive
#3517500
Patent Information
Watch Self Wind
Urs Giger
June 30, 1970
Patent #3517500
| Patent Number: | 3517500 |
| Description: | Watch Self Wind |
| Inventor(s): | Urs Giger |
| Assignee: | Eta A G |
| Patent Date: | Jun 30, 1970 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
