Pocket Watch Database
Patent Archive
#15637
Patent Information
Clock Calendar
Edwin Allen
September 2, 1856
Patent #15637
| Patent Number: | 15637 |
| Description: | Clock Calendar |
| Inventor(s): | Edwin Allen |
| Patent Date: | Sep 2, 1856 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
