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发明名称
摘要
申请公布号
JPS5499508(U)
申请公布日期
1979.07.13
申请号
JP19770174013U
申请日期
1977.12.26
申请人
发明人
分类号
H04M1/23;(IPC1-7):H04M1/23
主分类号
H04M1/23
代理机构
代理人
主权项
地址
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