Pocket Watch Database
Patent Archive
#3425210
Patent Information
Watch Tuning Fork
Manfred Frans Barth
February 4, 1969
Patent #3425210
| Patent Number: | 3425210 |
| Description: | Watch Tuning Fork |
| Inventor(s): | Manfred Frans Barth |
| Assignee: | Kienzle Uhrenfabriken G M B H |
| Patent Date: | Feb 4, 1969 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
