Pocket Watch Database
Patent Archive
#392140
Patent Information
Watch Stem Wind & Set
John H. Thornhill
October 30, 1888
Patent #392140
| Patent Number: | 392140 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind & Set |
| Inventor(s): | John H. Thornhill |
| Patent Date: | Oct 30, 1888 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
