Pocket Watch Database
Patent Archive
#466166
Patent Information
Recorder Watch Man
Theodor Hahn
December 29, 1891
Patent #466166
| Patent Number: | 466166 |
| Description: | Recorder Watch Man |
| Inventor(s): | Theodor Hahn |
| Patent Date: | Dec 29, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
