Pocket Watch Database
Patent Archive
#2463315
Patent Information
Watch Watertight
Henri E. Rosen
March 1, 1949
Patent #2463315
| Patent Number: | 2463315 |
| Description: | Watch Watertight |
| Inventor(s): | Henri E. Rosen |
| Patent Date: | Mar 1, 1949 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
