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发明名称
摘要
申请公布号
JPS5434309(B1)
申请公布日期
1979.10.25
申请号
JP19700030480
申请日期
1970.04.09
申请人
发明人
分类号
G01R13/22;H03F1/48;H03F3/16;H03F3/34;H03F3/345;H03F3/50;(IPC1-7):H03F3/16
主分类号
G01R13/22
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代理人
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