9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electrical power supplies, power converters and rectifiers; uninterruptable electrical power units and apparatus; electrical power apparatus and controls for telephone exchanges; telecommunication ringing and signalling equipment comprising ringing and tone generators and interrupters; units and apparatus for testing and monitoring telephone and communication lines and circuits; multichannel and single channel telecommunication carrier apparatus and units for creating additional communication channels on existing lines; repeaters and amplifiers for use in telecommunication lines; apparatus for protecting electrical lines from overvoltage and overcurrent comprising protectors, arresters, high voltage insulators; electric wire and cable connectors and distribution fittings comprising clamps, caps, clip insulators, clips, deadends, splices and sleeves; electrical terminals; distribution frames; electrical closures for communication; power and catv cables; apparatus for treating both voice and data communication signals on telephone lines; credit card telephone pay stations; key telephone sets and parts thereof