Pocket Watch Database
Patent Archive
#288906
Patent Information
Clock Device Synch
Robert W. Willson
November 20, 1883
Patent #288906
| Patent Number: | 288906 |
| Description: | Clock Device Synch |
| Inventor(s): | Robert W. Willson |
| Patent Date: | Nov 20, 1883 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
