Home / Standards / GB/T 21475-2008 GB/T 21475-2008 Active Shipbuilding - Colours of indicator lights 造船 指示灯颜色 Standard Type GBT ICS 47.020.01 CCS U04 Status 现行 Issue Date 2008-03-03 Implementation 2008-09-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委