YD/T 548-1992
The specification and test methods for conference telephone SET (English Version)

Standard No.

YD/T 548-1992

Language

Chinese, Available in English version

Release Date

1992

Published By

Professional Standard - Post and Telecommunication

Status

Withdraw 2014-05

Latest

YD/T 548-1992

YD/T 548-1992 history

• 1992 YD/T 548-1992 The specification and test methods for conference telephone SET