73596188
May 1, 1986
Dec 16, 1986
SPACE HEATING AND COOLING SYSTEMS, COMPRISING HEAT PUMPS, BLOWER COILS, ELECTRIC HEATING STRIPS, CONDENSING UNITS, RETURN AIR BOXES, DUCTING, FITTINGS AND CONTROLS, SOLD AS A UNIT; SPACE HEATING SYSTEMS, COMPRISING BOILERS, BASEBOARD AND CONTROLS, SOLD AS A UNIT; WATER HEATING SYSTEMS, COMPRISING BOILERS, WATER STORAGE TANKS AND CONTROLS, SOLD AS A UNIT; AND COMPONENTS OF SAID SYSTEMS
Environmental Control Apparatus