Pocket Watch Database
Patent Archive
#2303365
Patent Information
Clock Electric
Karl Henry Karlsen
December 1, 1942
Patent #2303365
| Patent Number: | 2303365 |
| Description: | Clock Electric |
| Inventor(s): | Karl Henry Karlsen |
| Patent Date: | Dec 1, 1942 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
