Pocket Watch Database
Patent Archive
#218945
Patent Information
Clock Drum Alarm
John Dittmeier
August 26, 1879
Patent #218945
| Patent Number: | 218945 |
| Description: | Clock Drum Alarm |
| Inventor(s): | John Dittmeier |
| Patent Date: | Aug 26, 1879 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
