Pocket Watch Database
Patent Archive
#3041819
Patent Information
Osscilate Bal Hair Spring & Expnsion Limit
George G. Ensign
Glenn T. Soper
July 3, 1962
Patent #3041819
| Manufacturer: | Elgin |
| Patent Number: | 3041819 |
| Description: | Osscilate Bal Hair Spring & Expnsion Limit |
| Inventor(s): |
George G. Ensign Glenn T. Soper |
| Assignee: | Elgin Natl Watch Co |
| Patent Date: | Jul 3, 1962 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
