Pocket Watch Database
Patent Archive
#2752752
Patent Information
Watch Case Shock & Waterproof
Griver P. Simpson
July 3, 1956
Patent #2752752
| Patent Number: | 2752752 |
| Description: | Watch Case Shock & Waterproof |
| Inventor(s): | Griver P. Simpson |
| Patent Date: | Jul 3, 1956 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
