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发明名称
摘要
申请公布号	SU547037(A1)	申请公布日期	1977.02.15
申请号	SU19711665637	申请日期	1971.06.01
申请人		发明人
分类号	H03K17/56;H02M1/08;(IPC1-7):H03K17/56	主分类号	H03K17/56
代理机构		代理人
主权项
地址

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