[ scientific, surveying, electronic, photographic, cinematographic, optical, weighing, measuring, signalling, checking, supervision, electric apparatus and instruments, namely apparatus and instruments for conducting, distribution, transformation, storage, measuring, regulation or control of electric current and voltage, temperature, and power; electrical cables; small electrical apparatus namely smoke detectors and central dust vacuums, electricity ducts, electric batteries; electrical branch boxes that provide conduits for electricity; active and passive electronic components namely junction boxes, electrical floor boxes, electrical terminals, semiconductors, computer memory, electronic assemblies and subassemblies, integrated circuits, commutators, magnets, transformers and towers conveying electrical power; telephones; apparatus for recording, transmission or reproduction of sound or images; magnetic recording media, namely cassettes, cd's cd-roms, and video discs; mechanisms for operation of coin-operated apparatus and vending machines; cash registers, calculating machines and data processing equipment; fire-extinguishing apparatus ]

[ equipment and instruments for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, lighting, namely, electric ovens, electric lighting fixtures, light switches, electric air collers, electric air dryers, electric air ventilating and conditioning installations and apparatus; taps for pipes; fuel economizers, namely, apparatus for measuring and regulating the consumption of fuel; and evaporators for domestic, industrial, and commercial use ]

[ constructing and repairing buildings; painting; plastering; plumbing and roofing; civil engineering; rental of building tools and material; shoe repair; ] repair of property, namely, instruments and tools [ ; installation and repair of electric, electronic and telephone apparatus and networks ]

delivery of goods by [ auto, ] truck [ , airplane, train, ship, and courier ]