Home / Standards / GB 11756-1989 GB 11756-1989 Abolished General specifications of medical diagnostic X-ray tube assemblies 医用诊断X射线管组件通用技术条件 Standard Type GB ICS 11.040.50 CCS C43 Status 废止 Issue Date 1989-10-20 Implementation 1990-07-01 Responsible Dept 国家药监局 Drafting Unit N/A