74075915
Jul 6, 1990
Feb 23, 1993
automatic plumbing, heating and solar control devices; namely, valve actuators, automatic control valves, water/steam pressure regulators, pressure reducers, shock and water hammer arresters, dielectric unions, current sensing automatic shut-off valves, vacuum breakers, flow switches, indicators and detectors
Electrical and Scientific Apparatusplumbing, heating and solar equipment; namely, ball valves, butterfly valves, gate valves, globe valves, check valves and tempering valves, backflow prevention devices, pressure reducing and sustaining valves, pressure relief and sustaining valves, back pressure valves; temperature/pressure relief valves, hydronic heaters, strainers
Environmental Control Apparatus