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Artifact Details

Title

American national standard for telecommunications -

Catalog Number

102785131

Type

Document

Description

Integrated services digital network (ISDN) - call hold supplementary sevices

Date

1992-04-12

Publisher

American National Standards Institute, Inc.

Identifying Numbers

Document number

ANSI T1.616-1992

Extent

22 p.

Category

Standards

Collection Title

Al Kossow collection

Credit

Gift of Al Kossow

Lot Number

X6512.2012