Pocket Watch Database
Patent Archive
#1802080
Patent Information
Watch Case Waterproof
Antonio Jandoc
April 21, 1931
Patent #1802080
| Patent Number: | 1802080 |
| Description: | Watch Case Waterproof |
| Inventor(s): | Antonio Jandoc |
| Patent Date: | Apr 21, 1931 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
