Pocket Watch Database
Patent Archive
#668968
Patent Information
Clock Alarm
Otto Bartel
February 26, 1901
Patent #668968
| Patent Number: | 668968 |
| Description: | Clock Alarm |
| Inventor(s): | Otto Bartel |
| Patent Date: | Feb 26, 1901 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
