Pocket Watch Database
Patent Archive
#469967
Patent Information
Watch Balances Method & Apparatus For Rating
Charles E. Emery
March 1, 1892
Patent #469967
| Patent Number: | 469967 |
| Description: | Watch Balances Method & Apparatus For Rating |
| Inventor(s): | Charles E. Emery |
| Patent Date: | Mar 1, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
