Pocket Watch Database
Patent Archive
#2655039
Patent Information
Main Spring Dynamometer
Haaften Egbert Van
October 13, 1953
Patent #2655039
| Manufacturer: | Hamilton |
| Patent Number: | 2655039 |
| Description: | Main Spring Dynamometer |
| Inventor(s): | Haaften Egbert Van |
| Assignee: | Hamilton Watch Co |
| Patent Date: | Oct 13, 1953 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
