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摘要
申请公布号
JPS5657209(A)
申请公布日期
1981.05.19
申请号
JP19790131843
申请日期
1979.10.15
申请人
TSUKAMOTO KENKICHI
发明人
TSUKAMOTO KENKICHI
分类号
H01H1/04
主分类号
H01H1/04
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