electrical, electronic interconnection components namely, wires, conductors and connection fittings therefor; wire to board connectors, cable-to- board connectors, cable-to-cable connection; sockets, pins, housings, electrical cable assemblies; connectorized wires and cables; copper wire, insulated; electromechanical components, namely, circuit breakers; power distribution systems; electrical and electric relays, switches; printed electronic circuits for apparatus and cards bearing integrated circuits; integrated circuits; measuring instrumentation and apparatus, namely, digitizers; spectrometers; radiation-measuring instruments; radiation detectors; gamma scintillation detectors; gamma radiation detectors; electromagnetic measuring detectors; gas detectors for detecting the presence of gas; high Z material detection systems; frequency meters; light emitting diodes (LEDs); arterial blood pressure measuring apparatus; ultrasound inspection devices for non-medical, non-destructive testing; ultrasound probes, not for medical use; anode; cathodes; air analysis apparatus; gas testing instruments; carbon dioxide detectors; oxygen sensors, not for medical use; respiratory masks for non-medical purposes; filters for respiratory masks; solenoid valves; technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; computer-controlled apparatus for testing and measuring; radio frequency signals, concentrations of gas and liquids, audio signals, not for medical purposes