Pocket Watch Database
Patent Archive
#1393569
Patent Information
Dial
Albert J. Richardson
October 11, 1921
Patent #1393569
| Patent Number: | 1393569 |
| Description: | Dial |
| Inventor(s): | Albert J. Richardson |
| Patent Date: | Oct 11, 1921 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
