9 Electric apparatus, namely, integrated circuits, capacitors, resistors and electrical controllers for use in telecommunication apparatus; scientific apparatus namely sensing and signaling devices for measurement and quality control of materials processing by laser; apparatus for recording, transmission or reproduction of sound or images; data processor for data treatment equipment; computer hardware for data treatment equipment; wireless telephony apparatus; telephones; receiver caps, namely, covers for receivers not made of paper; magnetic telephone wires; blank integrated circuits; printed circuits; intercommunication apparatus and instruments, namely, telephones, cellular telephones, intercoms, telephone receivers, telephone transmitters, telephone wires; elbow rests for use with telephones; electrostatic emission control devices, namely, electrostatic precipitators for reducing particulate emission in industrial applications; cross-connecting terminal devices, namely, cable modems; analogous and digital central office switching, namely, automatic switching apparatus for telecommunications; metering apparatus and quality control apparatus for the telephone public services, acoustic meters