Home / Standards / GB/T 29012-2012 GB/T 29012-2012 Active Road construction and road maintenance machinery and equipment - Road joint sealing machine 道路施工与养护机械设备 道路灌缝机 Standard Type GBT ICS 91.220 CCS P97 Status 现行 Issue Date 2012-12-31 Implementation 2013-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A