Pocket Watch Database
Patent Archive
#484176
Patent Information
Watch Regulator
Duane H. Church
October 11, 1892
Patent #484176
Manufacturer: | Waltham |
Patent Number: | 484176 |
Category: | Regulators |
Description: | Watch Regulator |
Inventor(s): | Duane H. Church |
Patent Date: | Oct 11, 1892 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |