Pocket Watch Database
Patent Archive
#461424
Patent Information
Clock Wind Circuit Closer
Laney James W. Du
October 20, 1891
Patent #461424
Patent Number: | 461424 |
Description: | Clock Wind Circuit Closer |
Inventor(s): | Laney James W. Du |
Patent Date: | Oct 20, 1891 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |