Pocket Watch Database
Patent Archive
#3462939
Patent Information
Watch Tuning Fork
Kazuo Tanaka
Hirohiki Yoshida
August 26, 1969
Patent #3462939
| Patent Number: | 3462939 |
| Description: | Watch Tuning Fork |
| Inventor(s): |
Kazuo Tanaka Hirohiki Yoshida |
| Assignee: | Tokei Kabushiki Kaisha |
| Patent Date: | Aug 26, 1969 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
