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发明名称
摘要
申请公布号
BE687488(A)
申请公布日期
1967.03.28
申请号
BED687488
申请日期
1966.09.28
申请人
发明人
分类号
H01H3/58;H01H79/00
主分类号
H01H3/58
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代理人
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地址
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