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发明名称
摘要
申请公布号
JPH0430852(Y2)
申请公布日期
1992.07.24
申请号
JP19840051559U
申请日期
1984.04.09
申请人
发明人
分类号
H04M11/06;G08C21/00;H04M11/00;H04N1/00;(IPC1-7):H04N1/00
主分类号
H04M11/06
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