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发明名称
摘要
申请公布号
JPH0461947(U)
申请公布日期
1992.05.27
申请号
JP19900104609U
申请日期
1990.10.04
申请人
发明人
分类号
H03F3/72;H04B1/04;H04B14/04;(IPC1-7):H04B14/04
主分类号
H03F3/72
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代理人
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