Pocket Watch Database
Patent Archive
#451181
Patent Information
Timepiece Method Of & Apparatus Rate
Charles E. Emery
April 28, 1891
Patent #451181
| Patent Number: | 451181 |
| Description: | Timepiece Method Of & Apparatus Rate |
| Inventor(s): | Charles E. Emery |
| Patent Date: | Apr 28, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
