9 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