Home / Standards / GB 17342-1998 GB 17342-1998 Abolished Ophthalmic instrument--Trial case lenses 眼科仪器 验光镜片 Standard Type GB ICS 11.040.70 CCS C40 Status 废止 Issue Date 1998-05-05 Implementation 1998-12-01 Responsible Dept 市场监管总局 Drafting Unit N/A