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发明名称
摘要
申请公布号
JPS4321461(Y1)
申请公布日期
1968.09.10
申请号
JP19660045664U
申请日期
1966.05.18
申请人
发明人
分类号
H01F27/33;(IPC1-7):H01F27/33
主分类号
H01F27/33
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代理人
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