Leak detectors for aeronautics, medical, armament, fluid and electrical components, food and cosmetic packaging, automotive systems, household appliances; leak detection apparatus, namely, electrical leak detection hardware and operating software; leak testing devices for use in leaks in aeronautics, medical, armament, fluid and electrical components, food and cosmetic packaging, automotive systems, household appliances; leak testing apparatus, namely, leak detectors for gas installations; leak control instruments namely leak detectors; leak detection apparatus in the nature of leak detectors using tracer gas foridentifying leaks in aeronautics, medical, armament, fluid and electrical components, food and cosmetic packaging, automotive systems, and household appliances; flowmeters; instruments for testing gas- flow; instruments for testing pressure controllers, valves, dump valves, catheters, valves of aerosols, clack valves; volume test instruments, namely, flow testers; Pitot tubes; covers specially adapted for pitot tubes; testers for pitot tubes in the nature of pitotstatic testers; apparatus and instrument for testing pitot static circuits; apparatus and instruments for testing anemometric flight instruments, speed indicators, altimeters, variometers; ohmmeters, namely, apparatus for measuring low resistance of the electric power; apparatus for characterization of pressure regulation loop in the nature of loop/bonding resistance testers; testers of apparatus in the nature of pressure controllers, valves, dump valves, catheters, valves of aerosols, clack valves for characterization of pressure regulation loop; analog and digital multimeters; Electrical circuit testers; apparatus for testing engines, namely apparatus for testing leaks and flow; Pressure regulators for engines, boilers, and catheters except for regulators for gas, water or other sanitary installations; apparatus and instruments for automatic control of tire pressure; electronic tire pressure monitoring instruments; automatic indicators of low pressure in vehicle tires; Electronic instruments for synchronizing tire pressure sensors with the vehicle; electronic sensors for measuring tire pressure; pressure indicators; tire-pressure measurers; electronic instruments for calibrating gas, water leak detectors; Interfaces for computers for use with apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments; downloadable controlling, monitoring, managing, and maintaining software for use with apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments; downloadable data backup software intended for use with apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments, , apparatus and instruments for automatic control of pressure in vehicle tires, electronic monitoring instruments tire pressure, electronic instruments for calibrating leak detectors

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Maintenance and repair of apparatus for detecting leaks, leak testing devices, leak testing apparatus, leak control instruments, testers of pitot tubes, flight instrument test apparatus and instruments, battery testers, battery chargers, battery discharge apparatus, electrical circuit testers, multimeters, engine test apparatus, apparatus for measuring and monitoring battery charge level and battery lifespan, battery diagnostic electronic apparatus, apparatus and instruments for automatic control of pressure in vehicle tires, electronic monitoring instruments tire pressure, electronic instruments for calibrating leak detectors

Design and development of testing apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments, battery testers, battery chargers, battery discharge apparatus, electrical circuit testers, multimeters, engine test apparatus, apparatus for measuring and monitoring battery charge level and battery lifespan, battery diagnostic electronic apparatus, apparatus and instruments for automatic control of pressure in vehicle tires, electronic monitoring instruments tire pressure, electronic instruments for calibrating leak detectors; providing online non-downloadable controlling, monitoring, managing, and maintenance software for use with apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments, battery testers, battery chargers, battery discharge apparatus, electrical circuit testers, multimeters, engine test apparatus, apparatus for measuring and monitoring battery charge level and battery lifespan, battery diagnostic electronic apparatus, apparatus and instruments for automatic control of pressure in vehicle tires, electronic monitoring instruments tire pressure, electronic instruments for calibrating leak detectors; providing online non-downloadable data backup software intended for use with apparatus for detecting leaks, leak testing devices, leak testing apparatus, testers of pitot tubes, flight instrument test apparatus and instruments, battery testers, battery chargers, battery discharge apparatus, electrical circuit testers, multimeters, engine test apparatus, apparatus for measuring and monitoring battery charge level and battery lifespan, battery diagnostic electronic apparatus, apparatus and instruments for automatic control of pressure in vehicle tires, electronic monitoring instruments tire pressure, electronic instruments for calibrating leak detectors