Pocket Watch Database
Patent Archive
#3010075
Patent Information
Watch Electric
Helmut Epperlein
November 21, 1961
Patent #3010075
| Manufacturer: | Hamilton |
| Patent Number: | 3010075 |
| Description: | Watch Electric |
| Inventor(s): | Helmut Epperlein |
| Assignee: | Hamilton Watch Co |
| Patent Date: | Nov 21, 1961 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
