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发明名称
摘要
申请公布号
JPS52156429(U)
申请公布日期
1977.11.28
申请号
JP19770060359U
申请日期
1977.05.12
申请人
发明人
分类号
H03F1/26;H03F1/34;(IPC1-7):H03F1/26
主分类号
H03F1/26
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代理人
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