Home / Standards / JB/T 6264.1-1992 JB/T 6264.1-1992 Abolished 半导体集成电路SJ213CP中英文打字机专用电路产品规范 Standard Type JB ICS N/A CCS N/A Status Abolished Issue Date 1992-05-27 Implementation 1993-04-01 Centralized Committee 机械工业部 Issuing Authority 机械工业部