Pocket Watch Database
Patent Archive
#520633
Patent Information
Watch Stem Wind & Set
Duane H. Church
May 29, 1894
Patent #520633
| Manufacturer: | Waltham |
| Patent Number: | 520633 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind & Set |
| Inventor(s): | Duane H. Church |
| Patent Date: | May 29, 1894 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
