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发明名称
摘要
申请公布号
JPH0442797(U)
申请公布日期
1992.04.10
申请号
JP19900085312U
申请日期
1990.08.09
申请人
发明人
分类号
H05K9/00;H05K5/03;(IPC1-7):H05K9/00
主分类号
H05K9/00
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代理人
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