Pocket Watch Database
Patent Archive
#1397950
Patent Information
Clock Stop
Reginald A. Fessenden
November 22, 1921
Patent #1397950
| Patent Number: | 1397950 |
| Description: | Clock Stop |
| Inventor(s): | Reginald A. Fessenden |
| Assignee: | Submarine Signal Co |
| Patent Date: | Nov 22, 1921 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
