Pocket Watch Database
Patent Archive
#1711296
Patent Information
Clock Advertise Stereopticon
George Willens
April 30, 1929
Patent #1711296
Patent Number: | 1711296 |
Description: | Clock Advertise Stereopticon |
Inventor(s): | George Willens |
Patent Date: | Apr 30, 1929 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |