Pocket Watch Database
Patent Archive
#876493
Patent Information
Timer Telephone
John Rounseville
August Bilms
January 14, 1908
Patent #876493
| Patent Number: | 876493 |
| Description: | Timer Telephone |
| Inventor(s): |
John Rounseville August Bilms |
| Patent Date: | Jan 14, 1908 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
