DIN ETS 300181 : 1994
DIN ETS 300181 : 19941472473
DIN ETS 300181 : 1994
Title: Integrated Services Digital Network (ISDN); Advice of Charge (AOC) supplementary service; functional capabilities and information flows; English version ETS 300181:1993
Year: 1994
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
Title: Integrated Services Digital Network (ISDN); Advice of Charge (AOC) supplementary service; functional capabilities and information flows; English version ETS 300181:1993
Year: 1994
Publisher: DIN Media GmbH
Availability: Within 1-2 working days
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