Pocket Watch Database
Patent Archive
#306954
Patent Information
Watch Case Spring
Robert J. Quigley
October 21, 1884
Patent #306954
Manufacturer: | American Watch Case Co of Toronto, Ltd |
Patent Number: | 306954 |
Description: | Watch Case Spring |
Inventor(s): | Robert J. Quigley |
Patent Date: | Oct 21, 1884 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |