Valve Control for Radiator Drain-Cocks.
Description:
Patent for "controlling devices for operating the valves of radiator drain cocks and for cleaning the drain cock pipe, and the object is to provide a convenient device by which the drain cock valve can be easily and quickly closed or opened and by which the drain pipe can be cleaned and kept cleaned." (lines 10-16)
Date:
July 27, 1920
Creator:
Brandt, Herman
Partner:
UNT Libraries Government Documents Department