Home / Standards / GB/T 39871-2021 GB/T 39871-2021 Active Cervicothoracic orthoses 颈胸矫形器 Standard Type GBT ICS 11.180.01 CCS C45 Status 现行 Issue Date 2021-03-09 Implementation 2021-03-09 Responsible Dept 民政部 Drafting Unit N/A