9 Optical, electrotechnical and electronic apparatus and devices (to the extent included in Class 9); electrical devices for recording, emission, transmission, reception, reproduction and processing of sounds, signals, characters and/or images except for photographic, cinematographic and radiographic devices; devices for recording, processing, sending, transmission, switching, storage and output of messages and data; communications computers, software for telecommunication technology; optical, electrotechnical and electronic communications equipment, in particular pertinent to telephone switching and telephone communications technology, such as telephones, videophones, voice boxes, dialing devices, domestic telephone systems, private automatic branch exchanges; devices for voice recognition; telecommunication networks consisting of switching and transmission devices, individual modules and components of such devices, such as power supply units; transmission media such as telecommunication cables and optical fibres and pertinent connection elements; parts of all the apparatus and devices mentioned above;installations composed of a combination of the aforementioned apparatus and devices