LEYSPEC
mass spectrometers; [ automatic control apparatus, namely, control valves for regulating the flow of gases in vacuum pumps, electronic controls for regulating vacuum pump motors, cooling circuits and purge circuits, and electronic controls for controlling external vacuum apparatus including mass spectrometers and chamber pressure control; programmable controllers, namely, electronic controls for regulating motors; sensors for measuring instruments, namely, sensors for mass measuring spectrome...
Registered · September 10, 2018 · 88111061 ·