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发明名称
SWITCHING CIRCUITS
摘要
申请公布号
GB1463103(A)
申请公布日期
1977.02.02
申请号
GB19740023095
申请日期
1974.05.23
申请人
SONY CORP
发明人
分类号
H03K17/687;(IPC1-7):H03K17/60
主分类号
H03K17/687
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代理人
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