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发明名称
摘要
申请公布号
JPS5332668(B1)
申请公布日期
1978.09.09
申请号
JP19710070040
申请日期
1971.09.09
申请人
发明人
分类号
H03H11/12;H03H11/20;H04B3/14;(IPC1-7):H03H7/16
主分类号
H03H11/12
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代理人
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