Pocket Watch Database
Patent Archive
#29575
Patent Information
Escape Lever
John Devlin
August 14, 1860
Patent #29575
| Patent Number: | 29575 |
| Description: | Escape Lever |
| Inventor(s): | John Devlin |
| Patent Date: | Aug 14, 1860 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
