Pocket Watch Database
Patent Archive
#73631
Patent Information
Coversion To Rotary
Duncan Morrison,
January 21, 1868
Patent #73631
| Patent Number: | 73631 |
| Description: | Coversion To Rotary |
| Inventor(s): | Duncan Morrison, |
| Patent Date: | Jan 21, 1868 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
