Pocket Watch Database
Patent Archive
#407977
Patent Information
Clock Calendar
Albert F. Wells
Harris F. Wells
July 30, 1889
Patent #407977
| Patent Number: | 407977 |
| Description: | Clock Calendar |
| Inventor(s): |
Albert F. Wells Harris F. Wells |
| Patent Date: | Jul 30, 1889 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
