DIN ETS 300284 : 1996
DIN ETS 300284 : 19961472538
DIN ETS 300284 : 1996
Title: Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Service description; English version ETS 300284:1996
Year: 1996
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
Title: Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Service description; English version ETS 300284:1996
Year: 1996
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
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