Pocket Watch Database
Patent Archive
#351920
Patent Information
Watch Stem Wind Device
Olof Johanson
November 2, 1886
Patent #351920
| Patent Number: | 351920 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind Device |
| Inventor(s): | Olof Johanson |
| Patent Date: | Nov 2, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
