Pocket Watch Database
Patent Archive
#2270384
Patent Information
Watch Tight Wind Up Device
John Simon
January 20, 1942
Patent #2270384
| Patent Number: | 2270384 |
| Description: | Watch Tight Wind Up Device |
| Inventor(s): | John Simon |
| Patent Date: | Jan 20, 1942 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
