Pocket Watch Database
Patent Archive
#2222911
Patent Information
Watch Crystal
Ernest Morf
November 26, 1940
Patent #2222911
| Patent Number: | 2222911 |
| Description: | Watch Crystal |
| Inventor(s): | Ernest Morf |
| Patent Date: | Nov 26, 1940 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
