Pocket Watch Database
Patent Archive
#1145591
Patent Information
Indicate Alarm Device
Benjamin H. Jefferson
July 6, 1915
Patent #1145591
| Patent Number: | 1145591 |
| Description: | Indicate Alarm Device |
| Inventor(s): | Benjamin H. Jefferson |
| Assignee: | King Harry H |
| Patent Date: | Jul 6, 1915 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
