Pocket Watch Database
Patent Archive
#3418800
Patent Information
Watch Crown Push Button
Kiyoshi Hashii
December 31, 1968
Patent #3418800
| Patent Number: | 3418800 |
| Description: | Watch Crown Push Button |
| Inventor(s): | Kiyoshi Hashii |
| Assignee: | Kabushiki Kaisha Daini Seikosh |
| Patent Date: | Dec 31, 1968 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
