Home / Standards / GB/T 24471-2009 GB/T 24471-2009 Active General technical requirements of spring assembling machine 串簧机 技术条件 Standard Type GBT ICS 21.160 CCS J26 Status 现行 Issue Date 2009-10-15 Implementation 2010-03-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委