Multichannel electronic analyzers for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Detectors for electric meters, namely, detectors for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Computer software for use in remote monitoring of ultrasonic meters for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Electronic monitoring instruments, other than for medical use, namely, ultrasonic instruments for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Remote monitoring apparatus, namely, ultrasonic apparatus for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Event recorders; Testing apparatus not for medical purposes, namely, ultrasonic apparatus for tightness testing and detection of partial discharges; Acoustic meters; Digital measuring apparatus for use in leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Electroacoustic transducers; Apparatus for wireless transmission of acoustic information; Ultrasonic transducers; Ultrasonic measuring apparatus, namely, ultrasonic leak detectors and leak classification equipment, broadband ultrasonic sensors and detectors, condition monitoring equipment for machinery and vibrating systems, steam trap testing and inspecting equipment, valve testing and inspecting equipment, tightness testing and inspecting equipment and partial discharge detectors; Ultrasonic detectors for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Diagnostic ultrasound apparatus, other than for medical use, namely, for use in leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Ultrasonic instruments for detecting leaks, for the early detection of bearing failures, and for detecting electric insulation damage; Computer programs for data processing; Science software, namely, software for controlling Ultrasonic transducers, Ultrasonic measuring apparatus, namely, ultrasonic leak detectors and leak classification equipment, broadband ultrasonic sensors and detectors, condition monitoring equipment for machinery and vibrating systems, steam trap testing and inspecting equipment, valve testing and inspecting equipment, tightness testing and inspecting equipment and partial discharge detectors, Ultrasonic detectors for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Software related to handheld digital electronic devices, namely, software for use in handheld digital electronic devices used for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Software for diagnostics and troubleshooting, namely, software for use in diagnostics and troubleshooting in the field of leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges

Materials testing and analysis; Technological engineering analysis in the field of leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Scientific analysis in the field of ultrasonic instruments for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Air flow acoustic measurement services in the field of ultrasonic instruments for leak detection and classification in compressed air, gas and vacuum systems, condition monitoring of machinery, steam trap inspection, valve inspection, tightness testing and detection of partial discharges; Development of software for digital data processing; Computer software design; Design and development of software for signal amplification and signal transmission