Pocket Watch Database
Patent Archive
#443787
Patent Information
Recorder Watch Man Electric
Charles E. Ongley
December 30, 1890
Patent #443787
| Patent Number: | 443787 |
| Description: | Recorder Watch Man Electric |
| Inventor(s): | Charles E. Ongley |
| Patent Date: | Dec 30, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
