Pocket Watch Database
Patent Archive
#878220
Patent Information
Watch Stem Wind & Set
Robert Manthey
February 4, 1908
Patent #878220
| Patent Number: | 878220 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind & Set |
| Inventor(s): | Robert Manthey |
| Patent Date: | Feb 4, 1908 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
