Pocket Watch Database
Patent Archive
#208333
Patent Information
Clock Strike
Henry W. Porter
September 24, 1878
Patent #208333
| Patent Number: | 208333 |
| Description: | Clock Strike |
| Inventor(s): | Henry W. Porter |
| Patent Date: | Sep 24, 1878 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
