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发明名称
摘要
申请公布号
JPS49115637(A)
申请公布日期
1974.11.05
申请号
JP19730026130
申请日期
1973.03.07
申请人
发明人
分类号
H03F1/34;H03F3/20;H03F3/213;H03F3/30
主分类号
H03F1/34
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