Pocket Watch Database
Patent Archive
#3479813
Patent Information
Watch Dbl Barrel
Hans Kocher
November 25, 1969
Patent #3479813
| Patent Number: | 3479813 |
| Description: | Watch Dbl Barrel |
| Inventor(s): | Hans Kocher |
| Assignee: | Buren Watch Co S A |
| Patent Date: | Nov 25, 1969 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
