Pocket Watch Database
Patent Archive
#606143
Patent Information
Clock Alarm
Frederick D. Hoehl
June 21, 1898
Patent #606143
| Patent Number: | 606143 |
| Description: | Clock Alarm |
| Inventor(s): | Frederick D. Hoehl |
| Patent Date: | Jun 21, 1898 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
