Pocket Watch Database
Patent Archive
#329874
Patent Information
Recorder Watch Man Electric
Thomas Ahearn
November 10, 1885
Patent #329874
| Patent Number: | 329874 |
| Description: | Recorder Watch Man Electric |
| Inventor(s): | Thomas Ahearn |
| Patent Date: | Nov 10, 1885 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
