Pocket Watch Database
Patent Archive
#873321
Patent Information
Clock Speedometer
Fred Lyon
December 10, 1907
Patent #873321
| Patent Number: | 873321 |
| Description: | Clock Speedometer |
| Inventor(s): | Fred Lyon |
| Assignee: | Ingalls Edward E |
| Patent Date: | Dec 10, 1907 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
