Pocket Watch Database
Patent Archive
#722684
Patent Information
Clock Self Wind Electric
Holm Oscar A. En
March 17, 1903
Patent #722684
| Patent Number: | 722684 |
| Description: | Clock Self Wind Electric |
| Inventor(s): | Holm Oscar A. En |
| Patent Date: | Mar 17, 1903 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
