DIN ETS 300678 : 1997
DIN ETS 300678 : 19971472742
DIN ETS 300678 : 1997
Title: Integrated Services Digital Network (ISDN) - Videoconference teleservice - Service description; English version ETS 300678:1996
Year: 1997
Publisher: DIN
Availability: Within 1-2 working days
Title: Integrated Services Digital Network (ISDN) - Videoconference teleservice - Service description; English version ETS 300678:1996
Year: 1997
Publisher: DIN
Availability: Within 1-2 working days
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