DIN ETS 300675 : 1997

DIN ETS 300675 : 19971472741
DIN ETS 300675 : 1997
Title: Integrated Services Digital Network (ISDN) - Autographic conference teleservice - Service description; English version ETS 300675:1996


Year: 1997
Publisher: DIN Media GmbH
Availability: Within 1-2 working days