Pocket Watch Database
Patent Archive
#3152438
Patent Information
Watch Case Wrist Water Tight
Ojima Tsuneo
October 13, 1964
Patent #3152438
| Patent Number: | 3152438 |
| Description: | Watch Case Wrist Water Tight |
| Inventor(s): | Ojima Tsuneo |
| Patent Date: | Oct 13, 1964 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
