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申请公布号
JPS543683(Y2)
申请公布日期
1979.02.21
申请号
JP19720142876U
申请日期
1972.12.12
申请人
发明人
分类号
G11B15/02;G11B15/087;G11B15/24;G11B31/00;H04M1/64;(IPC1-7):G11B15/02
主分类号
G11B15/02
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