GB/T 7623-1987 China national standard english version:

中华人民共和国国家标准
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 7623-1987

Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network， including procedures for bling of echo control devices for both manually and automatically established calls
在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备，包括人工和自动建立呼叫时使回波控制装置停止工作的规程

Issued Date:1987-04-03

Implemented Date:1987-11-01

Issued by:

The Standardization Administration of the People's Republic of China

English Chinese

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GB Standard Code	GB/T 7623-1987
Standard Category	China National Standards
GB Standard English Title	Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network， including procedures for bling of echo control devices for both manually and automatically established calls
GB Standard Chinese Title	在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备，包括人工和自动建立呼叫时使回波控制装置停止工作的规程
Chinese Version Price	$5.00 per 1 page
English Translation Fee	$15.00~$30.00 per 1 page
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