Pocket Watch Database
Patent Archive
#516539
Patent Information
Watch Balance Staff & Bearing
Charley A. Johnson
March 13, 1894
Patent #516539
| Patent Number: | 516539 |
| Description: | Watch Balance Staff & Bearing |
| Inventor(s): | Charley A. Johnson |
| Patent Date: | Mar 13, 1894 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
