Home / Standards / GB/T 22673-2008 GB/T 22673-2008 Abolished Natural graphite brush for rotating electrical machinery-Basic characteristics 旋转电机用天然石墨电刷的基本特性 Standard Type GBT ICS 29.120.01 CCS K16 Status 废止 Issue Date 2008-12-31 Implementation 2009-11-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A