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发明名称
摘要
申请公布号
JPS56175839(U)
申请公布日期
1981.12.25
申请号
JP19800074025U
申请日期
1980.05.30
申请人
发明人
分类号
H01T19/00;G03G15/02;(IPC1-7):G03G15/02;H01T20/02
主分类号
H01T19/00
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