75513502
Jul 6, 1998
Sep 12, 2000
Automatic valves, namely, motor-driven valves, for use in steam supply or distribution installations, in hot, warm or cold oil supply or distribution installations, in warm or cold air supply or distribution installations, in heating systems, in service installations in buildings, in air-conditioning installations, for industrial applications and processes, in heat recovery installations and in steam and power generating installations, and electrical controllers and timing sensors, measuring and control systems for the aforementioned installations
Electrical and Scientific Apparatus