Nautical, surveying, (including radio sets, piezoceramic buzzers and electronic systems), photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), emergency (life-saving) and teaching apparatus and instruments; coin or token-operated automatic apparatus; talking machines; cash registers, calculating machines; fire extinguishers

Piezo ceramic buzzers, transducers and loudspeakers, all for use in equipment for the reproduction of music

Ultrasonic generators, floor maintenance machines and parts and accessories therefor included in Class 9