GB/T 31070.1-2014
Building intercom systems—Part 1:General technical requirements (English Version)

Standard No.

GB/T 31070.1-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 31070.1-2014

GB/T 31070.1-2014 history

• 2014 GB/T 31070.1-2014 Building intercom systems—Part 1:General technical requirements

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