DIN ETS 300202/A1 : 1997
DIN ETS 300202/A1 : 19971472485
DIN ETS 300202/A1 : 1997
Title: Integrated Services Digital Network (ISDN) - Call Deflection (CD) supplementary service - Service description; English version 300202:1995/A1:1996
Year: 1997
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
Title: Integrated Services Digital Network (ISDN) - Call Deflection (CD) supplementary service - Service description; English version 300202:1995/A1:1996
Year: 1997
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
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