Pocket Watch Database
Patent Archive
#2948104
Patent Information
Clock Work Electric Driven
Serge Simon Held
August 9, 1960
Patent #2948104
| Patent Number: | 2948104 |
| Description: | Clock Work Electric Driven |
| Inventor(s): | Serge Simon Held |
| Patent Date: | Aug 9, 1960 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
