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发明名称
摘要
申请公布号
JPS5539799(U)
申请公布日期
1980.03.14
申请号
JP19780137503U
申请日期
1978.09.06
申请人
发明人
分类号
H04M1/02;H04M1/23;H04M17/00;(IPC1-7):H04M1/23
主分类号
H04M1/02
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