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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.
data transmitters, data receivers, data bus interface units, data routers, combined lan switch and lan routers, frame switches, module that route incoming data signals along different physical and/or virtual transmission paths, interface bridge to lan's, data transmitters, protocol converter modules that convert data transmissions from one protocol to another, and data systems composed of the aforesaid goods and parts of the aforesaid goods