Pocket Watch Database
Patent Archive
#435435
Patent Information
Automatic Time Detector
William Liddell
Charles J. Dillon
September 2, 1890
Patent #435435
Patent Number: | 435435 |
Description: | Automatic Time Detector |
Inventor(s): |
William Liddell Charles J. Dillon |
Patent Date: | Sep 2, 1890 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |