Pocket Watch Database
Patent Archive
#864467
Patent Information
Watch Rotary Dial
Henry C. Ingraham
August 27, 1907
Patent #864467
| Patent Number: | 864467 |
| Description: | Watch Rotary Dial |
| Inventor(s): | Henry C. Ingraham |
| Patent Date: | Aug 27, 1907 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
