9
Analog and digital audio, video and data receivers for terrestrial, satellite, optical fiber and cable signals; digital communications adapters; data and video modems for terrestrial, satellite, optical fiber and cable applications; return path modems; signal descramblers, decryptors, access control modules, security cards and associated software: satellite dish antennas, feedhorns, and dish actuators; analog and digital transmitters for terrestrial, satellite, optical fiber and cable audio, video and data signals; signal scramblers; signal encryptors; modulators; encoders; transcoders; addressable controllers; signal processors; signal combiners and amplifiers; television signal converters and converter controls; remote controls for television receivers and converters; pay per view order recorders; phaselock reference generators; status monitors and transceivers; alert controllers; customer service computers and associated software; network control computers and associated software; polling computers and associated software; signal access control computers and associated software; home security terminal equipment and control converters; cable television game adapters; attenuator pads; test kits including test cables and connectors for aligning and maintaining television signal converters; extender modules; microwave separators; traps; bandpass filters; channel filters; frequency crossover networks; antenna mixing networks; preamplifiers; aural carrier reducers; FM band rejection filters; amplifier mainstations; trunk line amplifiers and components therefor; power supplies; modular electronic television chassis; connector chassis; bridge filters; equalizers; return equalizers; splitters; surge arrestors; circuit breakers; return carrier filters; housing and power supply combinations; feedermakers; plug-in pads; taps; power combiners; directional couplers; matching transformers; cable connectors; crimping tools; line extenders; thermal equalizers; optical nodes for fiber optic communication; fiber optic transmission products, namely, optical transmitters consisting of a laser source, electro-optic modulator, drive circuitry and Stimulated Brillouin Scattering suppression circuitry, and amplifiers consisting of pump lasers, doped fiber and control circuitry; laser modules; computer software for network management of hybrid optical fiber and coaxial cable TV (CATV) systems; computer software for satellite television programming; and computer software for providing on-screen television program guides excluding electrical and electronic equipment and installations related to security for fire protection systems
37
Building construction; repair; installation services
41
Education; providing of training; entertainment; sporting and cultural activities
42
Providing of food and drink; temporary accommodation; medical, hygienic and beauty care; veterinary and agricultural services; legal services; scientific and industrial research; computer programming