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发明名称
摘要
申请公布号
JPS4921094(A)
申请公布日期
1974.02.25
申请号
JP19720059374
申请日期
1972.06.16
申请人
发明人
分类号
H01T19/04;H05F3/04
主分类号
H01T19/04
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代理人
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