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发明名称
摘要
申请公布号
BE687037(A)
申请公布日期
1967.03.01
申请号
BED687037
申请日期
1966.09.16
申请人
发明人
分类号
H01H71/20;H01H71/50;H01H71/62;H01H73/18;H01H73/30
主分类号
H01H71/20
代理机构
代理人
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