9 Telecommunication machines and apparatus, namely, heat sinks for electronic components, computer hardware for telecommunications, automatic switching apparatus for telecommunications, digital audio players, telephone apparatus and replacement parts therefor consisting of extruded semi-finished articles of metal; Electronic communication machines and apparatus and their parts, namely, heat sinks for electronic components, communications computers, heat sinks for use in computers, blank computer discs, computer disc drives, computer printers for printing documents, photocopying machines, facsimile-transmitting and receiving apparatus and replacement parts therefor consisting of extruded semi-finished articles of metal; Power distribution or control machines and apparatus, namely, heat sinks for use in electronic components, electrical power distribution panels, electrical power distribution boxes, electrical power distribution blocks, electrical power distribution units, electrical power connectors, power adaptors, power connectors, power switches, power amplifiers, power cables, power inverters, power strips, power wires, electrical power supplies and replacement parts therefor consisting of extruded semi-finished articles of metal; rotary converters; electrical reactors, namely, synchronous phase modifiers, heat sinks for synchronous phase modifiers and replacement parts therefor consisting of extruded semi-finished articles of metal; Heat sinks for measuring or testing machines and instruments, namely, clamp meters for measuring electricity, circuit testers, machines for measuring frequencies of electromagnetic waves, electric current resistance measuring machines and replacement parts therefor consisting of extruded semi-finished articles of metal; heat sinks for electric or magnetic meters and testers, namely, electric voltage testers, magnetic testers, magnetic flow meters, electric meters and replacement parts therefor consisting of extruded semi-finished articles of metal; fire alarms; burglar alarms; heat sinks for electric lamps