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发明名称
摘要
申请公布号
JPS5443707(B2)
申请公布日期
1979.12.21
申请号
JP19720035750
申请日期
1972.04.11
申请人
发明人
分类号
H01H3/58;H01H33/40
主分类号
H01H3/58
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