Pocket Watch Database
Patent Archive
#2927420
Patent Information
Watch Waterproof Wind Means
Charles K. Johns
Charles Hill
March 8, 1960
Patent #2927420
| Patent Number: | 2927420 |
| Description: | Watch Waterproof Wind Means |
| Inventor(s): |
Charles K. Johns Charles Hill |
| Assignee: | Hil-jon Safety Crown Corp |
| Patent Date: | Mar 8, 1960 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
