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Telex services
Recording services for telephone messages and music
Telephone conferencing services
Audiotex services
Voice mail services
Multimedia message services (MMS)/Multimedia instant messaging services
Voice transmission via power lines (voice over power line)
Radio communication services
Telecommunications services, microwave
Integrated services digital network (ISDN) services
Trunked radio service providers
Payphone card network operators
Telephone services, satellite
Short message services (SMS)/text messaging services
Universal mobile telecommunications system (UMTS) services
International telephone calling services
Paging services
Telephone directory enquiry services
Telephone network operators, analog
Telephone network operators, digital
Telephone network operators, fibre optics
Industrial equipment hire
Call announcers for telephones
Telephone call logging equipment
Telephone intercommunication systems, railway
Telephone intercommunication equipment, aircrew
Telephone intercommunication equipment, sub-sea
Telephones, amplified
Telephone plugs and sockets (jack type)
Filters for telecommunications
Telecommunication multiplexers
Reactors, current limiting
Reactors, saturable
Reactors for current rectifiers
Rectifiers, bridge
Rectifiers, electronic, solid state
Rectifiers, semiconductor
Rectifiers, mechanical
Rectifiers, high vacuum
Rectifiers, mercury vapour
Rectifiers, power, Xenon feed
Rectifiers, pool cathode mercury-arc
Rectifiers, cathodic
Rectifiers, vibrating
Rectifiers, voltage and current stabilised
Micro rectifiers
Rectifiers for arc lamps
Rectifiers for electroplating and electrophoresis
Rectifiers for battery chargers
Rectifying equipment, thermionic valve/tube
Choppers and vibrators (electric component)
Field suppression pillars
Heat sinks/dissipators, electrical
Reactance coils
Floodlights, electric
Floodlight projectors and towers, electric
Fittings, filament lamp, electric
Fittings, fluorescent lamp, electric
Fittings, tungsten halogen lamp, electric
Fittings, mercury discharge lamp, electric
Fittings, sodium discharge lamp, electric
Fittings, neon lamp, electric
Fittings, xenon discharge lamp, electric
Fittings, infrared lamp, electric
Fittings, ultraviolet (UV) lamp, electric
Fittings, miniature lamp, electric
Fittings, pendant lamp, electric
Fittings, wall mounted lamp, wall brackets, electric
Fittings, standard lamp, electric
Lighting fittings, dust proof, electric
Lampholders, reducing
Ballasts, electronic, for electric lamps
Ballasts, electric lamp
Ballasts, magnetic, for electric lamps
Starters, electric lamp
Protective screens for fluorescent lighting
Colour filters for electric lamps
Bases, filament lamp
Filaments and plates for light bulbs
Light modulators
Barretters
Arc initiation devices
Lampshades
Raising and lowering gear for lighting equipment
Luminaire support couplers
Street lighting control equipment
Lampholders
Electric lighting equipment, explosion proof
Electric lighting equipment, flameproof
Electric lighting equipment, emergency, outdoor
Electric lighting equipment, underwater
Electric lighting equipment, marine use
Electric lighting equipment for lighthouse beacon lanterns
Electric lighting equipment for docks and harbours
Electric lighting equipment for airfields
Electric lighting equipment for tunnels or underpasses
Electric lighting equipment for mines
Electric lighting equipment for hazardous areas
Electric lighting equipment for graves and cemeteries
Electric lighting equipment, area, outdoor
Electric lighting equipment for machine tools
Diffusers, external lighting
Pole lights, electric, outdoor
Lighting equipment, portable, for military use
Advertising signs, outdoor, electroluminescent
Advertising signs, outdoor, electric
Background lighting systems, fibre optic, outdoor use
Electric signs, illuminated, outdoor
Shop signs, electrical
Rope lights
Street decorations, electric
Street lighting equipment, electric
Lighting fittings, outdoor, domestic
Diffusers and reflectors, indoor lighting
Coils, radio frequency (RF)
Coils, induction
Coils, deflecting
Coils, focusing
Coils, high temperature
Coils, high voltage (HV)
Coils, magnetising
Coils, transformer
Coils, armature
Coils, contactor and switch
Coils, self-inductance, variable
Coils, relay, electromechanical
Coils, miniature
Coils, repeating
Coils for telecommunications
Coils for nuclear reactors
Spark ignition coils for electronic circuits
Rectifiers, welding
Coil end leads
Coils, arc suppression (Petersen coils)
Coils, search (exploring)
Toroids or toroidal coils
Coils, Pupin, for telephone lines
Electric lighting systems, security, fence or perimeter
Searchlights
Air traffic warning lights, electric, roof mounted
Signalling lights and Morse lamps, marine
Lighting panels, diffuser panels, glass
