Pocket Watch Database
Patent Archive
#1089865
Patent Information
Chronograph Or Stop Watch
Wilson E. Porter
March 10, 1914
Patent #1089865
Patent Number: | 1089865 |
Description: | Chronograph Or Stop Watch |
Inventor(s): | Wilson E. Porter |
Assignee: | New Haven Clock Co |
Patent Date: | Mar 10, 1914 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |