Home / Standards / GB/T 1406.4-2008 GB/T 1406.4-2008 Active Types and dimensions of lamp caps - Part 4: Miscellaneous caps 灯头的型式和尺寸 第4部分：杂类灯头 Standard Type GBT ICS 29.140.10 CCS K74 Status 现行 Issue Date 2008-04-29 Implementation 2008-12-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会