Home / Standards / GB/T 4587-1994 GB/T 4587-1994 Abolished Semiconductor discrete devices and integrated circuits--Part 7:Bipolar transistors 半导体分立器件和集成电路 第7部分:双极型晶体管 Standard Type GBT ICS 31.080 CCS L42 Status 废止 Issue Date 1994-12-30 Implementation 1995-08-01 Responsible Dept 工业和信息化部（电子） Drafting Unit N/A