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发明名称
摘要
申请公布号	DD127048(A1)	申请公布日期	1977.08.31
申请号	DD19760193137	申请日期	1976.06.02
申请人		发明人
分类号	H03G3/20;(IPC1-7):H03G3/20	主分类号	H03G3/20
代理机构		代理人
主权项
地址

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