liuxilin1215 发表于 2013-12-26 17:50:52

KS C7659-2013

KS C7659-2013 LED module for Channel Letter Signs- Safety and Performance Requirements

sigh007 发表于 2013-12-26 17:50:53

KS C7659-2013
http://bbs.infoeach.com/forum.php?mod=viewthread&tid=44382&fromuid=1
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