73042388
Jan 22, 1975
Apr 6, 1976
FIREPLACE HEATING EQUIPMENT-NAMELY, HEATING CONVECTORS INSTALLED IN ACCOMPANYING FREE-STANDING FIREPLACES OR EXISTING FIREPLACES TO PROVIDE AN EFFICIENT SOURCE OF HEATED AIR TO SURROUNDING ROOMS BY GENERATING A FLOW OF HEATED AIR FROM THE CONVECTOR TO THE SURROUNDING ROOMS AND BY INCREASING THE BURNING EFFICIENCY OF THE FUEL
Environmental Control Apparatus