Pocket Watch Database
Patent Archive
#461423
Patent Information
Clock Wind Electric
Laney James W. Du
Laney Charles F. Du
October 20, 1891
Patent #461423
Patent Number: | 461423 |
Description: | Clock Wind Electric |
Inventor(s): |
Laney James W. Du Laney Charles F. Du |
Patent Date: | Oct 20, 1891 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |