Pocket Watch Database
Patent Archive
#353687
Patent Information
Watch Stem Wind
Abraham L. Keller
December 7, 1886
Patent #353687
| Patent Number: | 353687 |
| Category: | Stem Mechanisms |
| Description: | Watch Stem Wind |
| Inventor(s): | Abraham L. Keller |
| Assignee: | Johnston Otto |
| Patent Date: | Dec 7, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
