Pocket Watch Database
Patent Archive
#764137
Patent Information
Watch Lever Escape
Harry A. Leonard
July 5, 1904
Patent #764137
| Patent Number: | 764137 |
| Description: | Watch Lever Escape |
| Inventor(s): | Harry A. Leonard |
| Patent Date: | Jul 5, 1904 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
