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发明名称
ELECTRONIC CIRCUIT
摘要
申请公布号
HK35581(A)
申请公布日期
1981.07.31
申请号
HK19810000355
申请日期
1981.07.23
申请人
HITACHI LTD
发明人
分类号
G04C3/00;G04C10/00;G04F5/06;H03B5/36;H03F1/30;H03F3/187;H03K3/354;(IPC1-7):H03F1/30;H03B5/04;H03F3/16
主分类号
G04C3/00
代理机构
代理人
主权项
地址
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