Pocket Watch Database
Patent Archive
#75241
Patent Information
Metronome
Hiram S. Blunt
March 10, 1868
Patent #75241
| Patent Number: | 75241 |
| Description: | Metronome |
| Inventor(s): | Hiram S. Blunt |
| Patent Date: | Mar 10, 1868 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
