Pocket Watch Database
Patent Archive
#1934019
Patent Information
Machine Watch Clean
Harry C. Thew
November 7, 1933
Patent #1934019
| Patent Number: | 1934019 |
| Description: | Machine Watch Clean |
| Inventor(s): | Harry C. Thew |
| Patent Date: | Nov 7, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
