network components for electronic data processing installations; electronic data processing installations and their components; computers, personal computers, microcomputers, electrical communications and data-reception, processing, transmission, communication, storage and data output apparatuses as well as data terminal equipment for recording, processing, converting, transferring and reproduction of symbols serving for data transfer, aforementioned apparatuses and arrangements also for data communication over telecommunication networks for the purpose of data teletransmission and data transfer; parts of all the aforementioned apparatuses and arrangements; installations that consist of a combination of aforementioned apparatuses and arrangements; electronic components and data processing installations, namely interface arrangements and punch cards for the realization of computer combination installations (for instance heterogeneous computernets) for industrial and commercial applications respectively; programs (software) recorded on data carriers especially network operating system software, communication software, driver software application software