Pocket Watch Database
Patent Archive
#3031284
Patent Information
Watch Contact Device For Electric
H. Epperlein
May 15, 1962
Patent #3031284
| Patent Number: | 3031284 |
| Description: | Watch Contact Device For Electric |
| Inventor(s): | H. Epperlein |
| Patent Date: | May 15, 1962 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
