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发明名称
摘要
申请公布号
JPS555693(U)
申请公布日期
1980.01.14
申请号
JP19790093233U
申请日期
1979.07.03
申请人
发明人
分类号
H03F1/32;H03F3/20;H03F3/30;(IPC1-7):H03F3/30
主分类号
H03F1/32
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代理人
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