Pocket Watch Database
Patent Archive
#165548
Patent Information
Clock Calendar
Alfred A. Cowles
July 13, 1875
Patent #165548
| Patent Number: | 165548 |
| Description: | Clock Calendar |
| Inventor(s): | Alfred A. Cowles |
| Patent Date: | Jul 13, 1875 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
