DIN ETS 300056/A1:1997-10
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DIN ETS 300056/A1:1997-10

Integrated Services Digital Network (ISDN) - Call Waiting (CW) supplementary service - Service description; English version ETS 300056:1991/A1:1996
Base standard

Summary

The document contains modifications of clauses 7 and 8 of ETS 300056.

Technical characteristics

Publisher Deutsche Institut für Normung e.V. (DIN)
Publication Date 10/01/1997
Page Count 7
EAN ---
ISBN ---
Weight (in grams) ---

Modifies

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