Pocket Watch Database
Patent Archive
#2524706
Patent Information
Sundial
John E. Johanson
Francis O. Boyd
October 3, 1950
Patent #2524706
| Patent Number: | 2524706 |
| Description: | Sundial |
| Inventor(s): |
John E. Johanson Francis O. Boyd |
| Patent Date: | Oct 3, 1950 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
