Valves of metal other than machine parts, including, flow, temperature and pressure control valves, drain valves, safety valves, regulating valves, isolating valves and circulating valves; connecting pipes and cartridges, namely, branching pipes of metal for pipelines; manifolds of metal for pipeline; water-pipe valves of metal
Metal GoodsManometers; flowmeters; measuring instruments; electric control valves of metal
Electrical and Scientific ApparatusApparatus for lighting, heating, steam generating, cooking, cooling, ventilating, water supply and sanitary purposes; flow, temperature and pressure control valves as parts for water plants and systems (not included in other classes); flow, temperature and pressure control valves as parts for heating, cooling and air-conditioning plants and systems (not included in other classes); control devices for (thermostatic valves) for heating, cooling and air-conditioning plants and systems; thermostatic fittings and mountings for water distribution systems and installations; fittings and mountings for heating, cooling and air-conditioning plants and installations; thermostatic valves
Environmental Control Apparatus