Pocket Watch Database
Patent Archive
#1782378
Patent Information
Alarm Device
Emil Bahr
November 18, 1930
Patent #1782378
| Patent Number: | 1782378 |
| Description: | Alarm Device |
| Inventor(s): | Emil Bahr |
| Patent Date: | Nov 18, 1930 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
