Pocket Watch Database
Patent Archive
#448734
Patent Information
Machine Watch Dial Enamel
Thomas F. Sheridan
March 24, 1891
Patent #448734
Patent Number: | 448734 |
Description: | Machine Watch Dial Enamel |
Inventor(s): | Thomas F. Sheridan |
Patent Date: | Mar 24, 1891 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |