Pocket Watch Database
Patent Archive
#1151432
Patent Information
Systematic Association Of Cylindrical Spring
Jules Andrade
August 24, 1915
Patent #1151432
Patent Number: | 1151432 |
Description: | Systematic Association Of Cylindrical Spring |
Inventor(s): | Jules Andrade |
Patent Date: | Aug 24, 1915 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |