Electric and electronic monitoring apparatus and instruments, namely, electric and electronic monitors, electric and electronic controllers, electric and electronic sensors, computer hardware, computer monitors, electric meters, printers, and electronic plotters, all for use in the field of mining and tunneling operations; gas detection systems, apparatus and instruments, namely, gas detectors for detecting the presence of gas for use in the field of mining and tunneling operations; gas monitoring systems, apparatus and instruments, namely, electronic monitors for monitoring the presence of gas, as well as the flow and pressure of gas for use in the field of mining and tunneling operations; gas recovery monitoring systems, apparatus and instruments, namely, electronic monitors for monitoring the recovery of gas for use in the field of mining and tunneling operations; machine monitoring systems, apparatus and instruments, namely, electronic monitors for monitoring machines for use in the field of mining and tunneling operations; environmental and condition monitoring systems, apparatus and instruments, namely, electronic monitors for monitoring air temperature, air flow, humidity, dust, gas and moisture for use in the field of mining and tunneling operations; sensor monitoring systems, apparatus and instruments, namely, electronic sensors for sensing fluid flow, gas, fluid level, pressure, proximity, vibration, as well as calibration due indicators, for use in the field of mining and tunneling operations; pressure sensors for monitoring, measuring and regulating the pressure of gas, air and fluids for use in the field of mining and tunneling operations; temperature sensors; flow sensors for monitoring, measuring and regulating the flow, velocity and volume of gas, air, vapours and fluids for use in the field of mining and tunneling operations; vibration sensors for monitoring, detecting and measuring the condition of rotating machinery for use in the field of mining and tunneling operations; proximity sensors; power supplies, power supply apparatus; electrical and electronic control systems, apparatus and instruments, namely, electronic controllers for receiving and managing data from sensors for use in the field of mining and tunneling operations; trip amplifiers; electric switches; alarm systems, apparatus and instruments, namely, light and sound alarms for providing visual and audible indication of an equipment malfunction for use in the field of mining and tunneling operations; voltage checkers for monitoring and measuring electric voltage in equipment for use in the field of mining and tunneling operations; LED indicator lamps; electronic indicator panels; electronic connectors for use with sensors and monitoring systems for the management of sensors, alarms and control devices for use in the field of mining and tunneling operations; monitoring systems, namely, electronic monitors and related computer software for monitoring bulk material handling equipment and installations, shearers, road headers and continuous miners all for use in the field of mining and tunneling operations; process monitoring systems, apparatus and instruments, namely, electronic monitors for monitoring, managing and evaluating processes for use in the field of mining and tunneling operations; data acquisition and data transmission systems, namely, electronic monitors for collecting and transmitting data for use in the field of mining and tunneling operations; computer software for use in detecting, monitoring and regulating fluid flow, gas, fluid level, pressure, proximity, and vibration, for use in the field of mining and tunneling operations; electronic safety systems and installations, namely, electronic monitors for monitoring environmental and machine conditions for use in the field of mining and tunneling operations; all of the foregoing excluding use in HVAC applications

Repair, maintenance and installation of electrical and electronic apparatus and instruments, electric and electronic control apparatus and electric control panels, transducers, electrical and electronic sensors, electrical and electronic control systems, sensing systems, monitors, alarms, indicators

Design, research and development relating to computer software, electrical and electronic apparatus and instruments, electric and electronic control apparatus and electric control panels, transducers, electrical and electronic sensors, electrical and electronic control systems, sensing systems, monitors, alarms, indicators; maintenance and repair of computer software; computer consultancy services