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发明名称
摘要
申请公布号
FR2046125(A5)
申请公布日期
1971.03.05
申请号
FR19700004867
申请日期
1970.02.11
申请人
EATON YALE ET TOWN INC
发明人
分类号
H01F7/16;F16K27/00;F16K31/02;F16K31/06;(IPC1-7):F16K31/00;F16K19/00
主分类号
H01F7/16
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代理人
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