Pocket Watch Database
Patent Archive
#250423
Patent Information
Watch Stem Wind
Albert Chopard
December 6, 1881
Patent #250423
| Patent Number: | 250423 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind |
| Inventor(s): | Albert Chopard |
| Assignee: | Societe Industrielle |
| Patent Date: | Dec 6, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
