Pocket Watch Database
Patent Archive
#242238
Patent Information
Clock Electric Signal
Wilhelm Vogel
May 31, 1881
Patent #242238
| Patent Number: | 242238 |
| Description: | Clock Electric Signal |
| Inventor(s): | Wilhelm Vogel |
| Assignee: | Vosseler Jacob |
| Patent Date: | May 31, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
