Home / Standards / GB/T 148-1997 GB/T 148-1997 Active Writing paper and certain classes of printed matter--Trimmed sizes--A and B series 印刷、书写和绘图纸幅面尺寸 Standard Type GBT ICS 85.060 CCS Y30 Status 现行 Issue Date 1997-06-26 Implementation 1997-12-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会