Pocket Watch Database
Patent Archive
#486838
Patent Information
Clock Electric
Martin V. B. Ethridge
November 22, 1892
Patent #486838
| Patent Number: | 486838 |
| Description: | Clock Electric |
| Inventor(s): | Martin V. B. Ethridge |
| Assignee: | Eastman Joseph H |
| Patent Date: | Nov 22, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
