74609102
Dec 9, 1994
Apr 29, 1997
pyrometers; thermostats; thermostatically operated regulating valves; electronic temperature regulators for use primarily in temperature control systems in industrial and marine installations; heat measuring meters; hot water meters; regulating valves for use primarily in central heating, district heating and oil heating plants; and temperature, pressure and pressure differential regulators for use primarily in central heating, district heating and oil heating plants
Electrical and Scientific Apparatusinstallation, repair and maintenance of heating, cooling, ventilation and hot water plants
Advertising and Businessconsultation in the field of operating space heating plants, meter reading and preparing heating accounts
Computer and Scientific