Pocket Watch Database
Patent Archive
#861980
Patent Information
Clock Secondary Electric
Robert L. Hight
July 30, 1907
Patent #861980
| Patent Number: | 861980 |
| Description: | Clock Secondary Electric |
| Inventor(s): | Robert L. Hight |
| Patent Date: | Jul 30, 1907 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
