Pocket Watch Database
Patent Archive
#3077300
Patent Information
Timer Telephone
Henry B. Fried
Jack Sherman
February 12, 1963
Patent #3077300
| Patent Number: | 3077300 |
| Description: | Timer Telephone |
| Inventor(s): |
Henry B. Fried Jack Sherman |
| Patent Date: | Feb 12, 1963 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
