87372118
Mar 15, 2017
Sep 19, 2017
Pressure controllers for controlling the pressure of liquid, semi-liquid, and gaseous substances in industrial processes; Pressure gauges; Pressure indicators; Pressure measuring apparatus; Automatic valves; Automatic valves for use with gas flow and supply apparatus; Control valves for regulating the flow of gases and liquids; Electronic valves for controlling gas or fluids; Gas pressure indicators; Pressure relief valves for use with gas flow and supply apparatus
Electrical and Scientific Apparatus