Pocket Watch Database
Patent Archive
#443165
Patent Information
Escape Balance
Charles E. Emery
December 23, 1890
Patent #443165
| Patent Number: | 443165 |
| Description: | Escape Balance |
| Inventor(s): | Charles E. Emery |
| Patent Date: | Dec 23, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
