electronic amplifiers; aircraft landing guidance apparatus, namely, guidance signs, elevated and inset runway and taxiway lights; safety, security, protection and signaling devices, namely, guidance signs, elevated and inset runway and taxiway lights; electrical amplifiers; valve amplifiers; power amplifiers; tube amplifiers; radio frequency amplifiers; downloadable computer software for controlling amplifiers; electric circuit closers; electromagnetic switches; magnetic switches; electric breakers in the nature of switches; switches, electric; high frequency switches; electric circuit interrupters; electrical switch assemblies; current breakers; fault voltage breakers; magnets; magnets, magnetizers and demagnetizers; magnetizers; superconductive magnet apparatus; magnetic field generators, other than for medical use; magnetic resonance imaging (MRI) apparatus, not for medical purposes; power adapters; power testers in the nature of voltage regulators for electric power; power conditioners; electric voltage transformers; condensers (capacitors); power meters; electronic power controllers; electronic power transformers; power regulating apparatus, namely, constant current regulators; electric power controllers; electric power supply units; electric power units being transformers; power packs in the nature of battery powered power supplies; regulated power supply apparatus; electric mains power units; power-line transmission apparatus; voltage stabilizing power supply; radio-frequency components; radio frequency adapters, namely, power adapters for use with radio frequency antennas; radio-frequency power meters; electronic power supplies; transducer energizers; low-voltage power supplies; high-voltage power supplies; dc input power supplies; fluorescent lamp ballast for electric lights; AC/DC power supplies; power supplies for smartphones; high-frequency switching power supplies; electronic ballasts for operating discharge lamps; electronic control gears (ECG) for LED lamps and light fixtures; illumination regulators; programmable controls for lighting apparatus and instruments; control consoles for lighting apparatus and instruments; downloadable computer software for the remote control of electric lighting apparatus; remote control apparatus for controlling lighting; traffic control apparatus, namely, airfield lighting control and monitoring systems; downloadable application software to control lighting; downloadable computer software for the control of lighting; computer hardware for the control of lighting; lighting control apparatus; ballasts for electrical lighting fittings; photocells for use with security lighting; electronic controllers for airfield lighting; monitors to display status of airfield lighting; electronic control circuits for airfield lighting and constant current regulators; plugboards, namely, electric control panels; electric terminal controllers for airfield lighting; electronic control systems for airfield lighting; electronic control units for airfield lighting; electrical control circuits for airfield lighting; electric control panels; automatic control apparatus, namely, airfield lighting control and monitoring systems; security control apparatus, namely, airfield lighting control and monitoring systems; energy control devices, namely, airfield lighting control and monitoring systems; electric control panels for airfield lighting control and monitoring systems; digital electronic controllers for airfield lighting; air traffic control apparatus, namely, airfield lighting; electric light dimmer switches; light dimmers (regulators), electric; electrical circuits; electronic regulators for airfield lighting; vacuum tubes for radios; electrical signaling apparatus, namely, airfield lighting control and monitoring systems; beacon lamps; signaling apparatus and instruments, namely, airfield lighting; traffic-light apparatus, namely, airfield lighting

Magnetic resonance imaging scanners; magnetic resonance tomography apparatus; magnetic resonance imaging [MRI] apparatus for medical purposes; magnetic resonance ct apparatus; nuclear resonance spectrometers for medical use; magnetic resonance imaging spectrometers for medical use; magnetic field generators for medical use

security lighting fixtures; electric lamps; installations for street lighting, namely, airfield lighting; computer controlled lighting apparatus for airfield lighting; emergency lighting installations, namely, airfield lighting; luminaires for security use, namely airfield lighting; lighting apparatus, namely, airfield lighting; airfield lighting luminaires; LED lighting fixtures; LED luminaires; lighting installations for air vehicles; organic light emitting diodes (OLED) lighting devices; electrical lighting fixtures for use in hazardous locations; light-emitting diodes (LED) lighting apparatus in the nature of light fixtures; screens for controlling light; running lights for aircraft; light diffusers; lighting installations; lighting apparatus for vehicles; outdoor electrical lighting fixtures; lighting installations and lighting reflectors

Installation of lighting systems; installation of lighting apparatus; repair of lighting apparatus; repair or maintenance of electric lighting apparatus; advisory services relating to the installation of lighting apparatus; providing information relating to the repair or maintenance of electric lighting apparatus; maintenance and repair of electronic installations; electrical installation services; repair of power lines