Pocket Watch Database
Patent Archive
#378974
Patent Information
Watch Stem Wind
David Perret
March 6, 1888
Patent #378974
| Patent Number: | 378974 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind |
| Inventor(s): | David Perret |
| Patent Date: | Mar 6, 1888 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
