Siemens Aktiengesellschaft
Wittelsbacherplatz 2
80333 München
(DE)
Siemens Aktiengesellschaft
Post Office Box 22 16 34
80506 München
(DE)
Англ.Optical telecommunication devices and networks consisting mainly of such devices, in particular wavelength division multiplexers, optical line amplifiers, transponders, wavelength converters, optical performance measuring devices, dispersion compensators, optical cross-connectors, optical add-drop multiplexers, software for network elements, line and network management, software for line and network planning.
Англ.Installation and maintenance of optical transmission networks for telecommunications.
Англ.Technical consultancy for network operators in the planning, operation and maintenance of optical transmission networks for telecommunications.