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发明名称
摘要
申请公布号
JPH0650784(Y2)
申请公布日期
1994.12.21
申请号
JP19900007340U
申请日期
1990.01.29
申请人
发明人
分类号
G01R29/08;G01R31/00;G01R31/02;H04B17/00;H04H1/00;(IPC1-7):G01R31/02
主分类号
G01R29/08
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