Pocket Watch Database
Patent Archive
#391101
Patent Information
Watch Regulator
Howard W. Welles
October 16, 1888
Patent #391101
Patent Number: | 391101 |
Category: | Regulators |
Description: | Watch Regulator |
Inventor(s): | Howard W. Welles |
Patent Date: | Oct 16, 1888 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |