79013096
Feb 3, 2005
Nov 7, 2006
Scientific and industrial measuring and signaling apparatus and instruments, namely, level indicators, level gauges, and liquid level sensors for the measurement and monitoring of fluids, flowable solids and movement of machinery; sensors, namely, liquid level sensors, pressure sensors, and temperature sensors that use sound, ultrasound or high frequency electric or electromagnetic waves; [ vibration meters; ] scientific and industrial electrical signal transmitters and telecommunication transmitters for transmitting measured values of physical characteristics of a process in the form of electrical signals to locations remote from the process equipment being monitored; data processors for evaluating characteristics of industrial processes; [ hard disk drives; optical disk drives; ] display and data transmitter instruments for process control and alarm systems, namely, 4/20 mA output circuits, [ RSZ32 interface hardware, ] RS485 interface hardware, Hart interface hardware [, and radio communication interface hardware ]; systems for control and alarm of scientific and industrial processes, namely, industrial process control alarm monitoring systems for monitoring [ the status of valves and ] the tracking of conveyors and for signaling departures from acceptable operating conditions
Electrical and Scientific Apparatus