Pocket Watch Database
Patent Archive
#2716328
Patent Information
Watch Case Square Waterproof
Hyman Dinstman
August 30, 1955
Patent #2716328
| Patent Number: | 2716328 |
| Description: | Watch Case Square Waterproof |
| Inventor(s): | Hyman Dinstman |
| Patent Date: | Aug 30, 1955 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
