Pocket Watch Database
Patent Archive
#324972
Patent Information
Recorder Watch Man
Louis Zehnder
August 25, 1885
Patent #324972
| Patent Number: | 324972 |
| Description: | Recorder Watch Man |
| Inventor(s): | Louis Zehnder |
| Patent Date: | Aug 25, 1885 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
