Shutter Regulator for Moving-Picture Machines
Description:
Patent for new and useful improvements in shutter regulators for moving picture machines. This invention relates to the cinematographic apparatus and more particularly to the shutter mechanism of moving picture machines which may be adjusted with ease and convenience and made secure in the located position
Date:
October 31, 1922
Creator:
Journeay, Fred Y.
Partner:
UNT Libraries Government Documents Department