Pocket Watch Database
Patent Archive
#53889
Patent Information
Recorder Watch Man
Ph Louis Schmandt
April 10, 1866
Patent #53889
| Patent Number: | 53889 |
| Description: | Recorder Watch Man |
| Inventor(s): | Ph Louis Schmandt |
| Patent Date: | Apr 10, 1866 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
