Pocket Watch Database
Patent Archive
#2277919
Patent Information
Watch Clean Machine
Stephen Liptak
March 31, 1942
Patent #2277919
| Patent Number: | 2277919 |
| Description: | Watch Clean Machine |
| Inventor(s): | Stephen Liptak |
| Patent Date: | Mar 31, 1942 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
