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发明名称
摘要
申请公布号
JPS5418738(B2)
申请公布日期
1979.07.10
申请号
JP19720071396
申请日期
1972.07.17
申请人
发明人
分类号
H01H33/82;H01H33/825
主分类号
H01H33/82
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