73041519
Jan 13, 1975
Feb 24, 1976
SELF-CONTAINED REFRIGERATION UNITS FOR CHILLING WATER AND OTHER LIQUIDS, AND COMPONENTS FOR REFRIGERATION SYSTEMS-NAMELY, LIQUID AND GAS HEAT INTERCHANGE UNITS, REFRIGERANT AND LIQUID INTERCHANGE UNITS, REFRIGERANT CONDENSERS, AND CAST ALUMINUM LIQUID COOLING UNITS
Environmental Control Apparatus