Pocket Watch Database
Patent Archive
#857502
Patent Information
Recorder Watch Man
Reinhard Vogelmann
June 18, 1907
Patent #857502
| Patent Number: | 857502 |
| Description: | Recorder Watch Man |
| Inventor(s): | Reinhard Vogelmann |
| Patent Date: | Jun 18, 1907 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
