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发明名称
ELECTRONIC RELAY CIRCUIT
摘要
申请公布号
GB2015285(A)
申请公布日期
1979.09.05
申请号
GB19790005110
申请日期
1979.02.13
申请人
INT STANDARD ELECTRIC CORP
发明人
分类号
H04Q3/72;H03K17/567;H03K17/60;H03K17/687;H03K17/689;H04M3/00;(IPC1-7):H03K17/00
主分类号
H04Q3/72
代理机构
代理人
主权项
地址
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