Pocket Watch Database
Patent Archive
#3012173
Patent Information
Timepiece Electric Magnetic Assembly
Fred Koehler
Donald A. Bly
December 5, 1961
Patent #3012173
| Manufacturer: | Hamilton |
| Patent Number: | 3012173 |
| Description: | Timepiece Electric Magnetic Assembly |
| Inventor(s): |
Fred Koehler Donald A. Bly |
| Assignee: | Hamilton Watch Co |
| Patent Date: | Dec 5, 1961 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
