Pocket Watch Database
Patent Archive
#469644
Patent Information
Clock Alarm
Samuel N. Behrman
February 23, 1892
Patent #469644
| Patent Number: | 469644 |
| Description: | Clock Alarm |
| Inventor(s): | Samuel N. Behrman |
| Patent Date: | Feb 23, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
