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发明名称
摘要
申请公布号
JPS57163862(U)
申请公布日期
1982.10.15
申请号
JP19810049157U
申请日期
1981.04.07
申请人
发明人
分类号
H04M1/23;(IPC1-7):H04M1/23
主分类号
H04M1/23
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