By biobry, 1 December, 2016 Description The National Brooder Company Springfield Ohio Coal Burning Brooder Front plate says Patented Jan. 8 1928 Inventor Paul W. Runyan Patent Publication number US D67616 S Category Other Medium cast iron Condition Good Size and dimensions of this item 11 inches X 20 inches Date Period Patented Jan. 8 1928 Weight 30 lbs. For Sale? No Photos Log in or register to post comments