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发明名称
摘要
申请公布号
JPS5713090(B2)
申请公布日期
1982.03.15
申请号
JP19780038121
申请日期
1978.04.03
申请人
发明人
分类号
H01H50/04;H01H50/36;H01H50/54
主分类号
H01H50/04
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代理人
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地址
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