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International Standard Category: Graphical symbols in general

GB/T 23809.2-2020    Emergency guidance systems—Setting principles and requirements—Part 2: Outside buildings
应急导向系统 设置原则与要求 第2部分:建筑物外 ;
Category No.:01.080.01 Valid Status:valid
Issued Organization:AQSIQ and SAMR Issued Date:2020-03-31
Implemented Date:2020-10-1 Abolished Date:
Superseded Standard.: Superseded Date:
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