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  4. Standard "UNE-ETS 300057ED1"
Standard UNE-ETS 300057ED1 1.5.2005 preview

UNE-ETS 300057ED1

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Functional capabilities and information flows (Endorsed by AENOR in May of 2005.)

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STANDARD published on 1.5.2005


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The information about the standard:

Designation standards: UNE-ETS 300057ED1
Publication date standards: 1.5.2005
SKU: NS-1126472
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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Integrated Services Digital Network (ISDN)

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