Home / Standards / GB/T 24478-2009 GB/T 24478-2009 Abolished Traction machine of electric lifts 电梯曳引机 Standard Type GBT ICS 91.140.90 CCS Q78 Status 废止 Issue Date 2009-10-15 Implementation 2010-03-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委