Pocket Watch Database
Patent Archive
#895772
Patent Information
Clock Secondary Electric
Frank F. Landis
August 11, 1908
Patent #895772
| Patent Number: | 895772 |
| Description: | Clock Secondary Electric |
| Inventor(s): | Frank F. Landis |
| Patent Date: | Aug 11, 1908 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
