75658302
Mar 11, 1999
Oct 10, 2000
safety equipment for furnace boilers, continuous circulation water heaters and heat exchangers for heat value operations, and connection, flow-producing and circulating elements, namely, thermostats, temperature controllers, pressure controllers, temperature detectors, flow controllers, heat and flame detectors, smoke detectors, and water-level controllers
Electrical and Scientific Apparatusfurnace boilers, continuous circulation water heaters and heat exchangers for heat value operations, connection, flow-producing, and circulation elements, namely, pumps, circulators, piping, valves and pipe fittings
Environmental Control Apparatus