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发明名称
摘要
申请公布号
JPS6429741(U)
申请公布日期
1989.02.22
申请号
JP19870124079U
申请日期
1987.08.13
申请人
发明人
分类号
H01H33/53;H01H33/66;(IPC1-7):H01H33/53
主分类号
H01H33/53
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代理人
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