Pocket Watch Database
Patent Archive
#142975
Patent Information
Clock Calendar
Nathaniel T. Worthley
September 16, 1873
Patent #142975
| Patent Number: | 142975 |
| Description: | Clock Calendar |
| Inventor(s): | Nathaniel T. Worthley |
| Patent Date: | Sep 16, 1873 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
