Semiconductor testing machines, system large scale integrated circuits testing machines, large scale integrated circuits testing machines and memory testing machines; pre-recorded electronic circuits, magnetic discs, magnetic tapes and electronic storage device in the nature of memory media, featuring programs for semiconductor testing machines and their peripherals; computer software for semiconductor testing machines; electronic machines and apparatus, namely, computers, precision measuring machines, pattern inspection machines, [ optical fiber strain measurement machines, ] test program computer software development tools, semiconductor and integrated circuit test information management machines, validating machines for circuits designing of semiconductor; semiconductor wafers and chips and inspecting and testing machines [ ; measuring or testing machines and instruments, namely, digital multimeters, DC voltage/current generators; electric or magnetic meters and testers, namely, electronic counters, ] spectrum analyzers, network analyzers [, ROM programmers, error detectors, protocol analyzers, pulse pattern generators, optical power meters, optical spectrum analyzers, optical fiber reflection meters, laser diode test machines, optical network analyzers, optic time domain reflect meters, coherent optic time domain reflect meters; polarization scramblers, optical wave length meters ]

Machinery installation; [ electrical construction for installing machinery, electrical wiring and telecommunication wiring; repair or maintenance of telecommunication machines and apparatus excluding telephone apparatus, radio and television receivers; ] repair or maintenance of measuring and testing machines and instruments; repair or maintenance of semiconductor manufacturing machines and systems; repair or maintenance of semiconductor inspecting and testing machines and systems; repair or maintenance of computers including central processing units (CPU's) and electronic circuits, magnetic discs and other peripheral devices; repair or maintenance of electronic machines and apparatus, namely, computers, precision measuring machines, pattern inspection machines, [ optical fiber strain measurement machines, ] test program computer software development tools, semiconductor and integrated circuit test information management machines, validating machines for circuits designing of semiconductors

Computer software design, computer programming, or maintenance of computer software