Pocket Watch Database
Patent Archive
#1972522
Patent Information
Watch Case
John C. Keller
September 4, 1934
Patent #1972522
| Patent Number: | 1972522 |
| Description: | Watch Case |
| Inventor(s): | John C. Keller |
| Patent Date: | Sep 4, 1934 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
