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发明名称
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申请公布号
JPS57180932(U)
申请公布日期
1982.11.16
申请号
JP19810068254U
申请日期
1981.05.11
申请人
发明人
分类号
H01H21/00;H01H21/24;(IPC1-7):H01H21/24
主分类号
H01H21/00
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