Pocket Watch Database
Patent Archive
#669581
Patent Information
Clock Program
Cleburne L. Hayes
March 12, 1901
Patent #669581
| Patent Number: | 669581 |
| Description: | Clock Program |
| Inventor(s): | Cleburne L. Hayes |
| Patent Date: | Mar 12, 1901 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
