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发明名称
摘要
申请公布号
JPS57111160(U)
申请公布日期
1982.07.09
申请号
JP19800189344U
申请日期
1980.12.26
申请人
发明人
分类号
H04M1/02;H04M1/72;H04Q3/58;(IPC1-7):H04M1/72
主分类号
H04M1/02
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