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发明名称
摘要
申请公布号
JPH0440428(U)
申请公布日期
1992.04.06
申请号
JP19900082543U
申请日期
1990.08.02
申请人
发明人
分类号
H01H9/20;(IPC1-7):H01H9/20
主分类号
H01H9/20
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代理人
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地址
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