Home / Standards / GB 7957-2003 GB 7957-2003 Abolished General requirements for safety of cap lamp 矿灯安全性能通用要求 Standard Type GB ICS 29.260.20 CCS K35 Status 废止 Issue Date 2003-11-28 Implementation 2004-06-01 Responsible Dept 应急管理部 Drafting Unit 应急管理部