Pocket Watch Database
Patent Archive
#2403552
Patent Information
Clock Secondary Electric
Frederick Q. Rast
July 9, 1946
Patent #2403552
| Patent Number: | 2403552 |
| Description: | Clock Secondary Electric |
| Inventor(s): | Frederick Q. Rast |
| Assignee: | Ibm Corp |
| Patent Date: | Jul 9, 1946 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
