Home / Standards / GB 9962-1999 GB 9962-1999 Abolished Laminated glass 夹层玻璃 Standard Type GB ICS 81.040.20 CCS Q34 Status 废止 Issue Date 1999-09-01 Implementation 2000-08-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A