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发明名称
摘要
申请公布号
JPS4913669(Y1)
申请公布日期
1974.04.04
申请号
JP19680097519U
申请日期
1968.11.11
申请人
发明人
分类号
H01F6/04;H01L39/04;(IPC1-7):H01F7/22
主分类号
H01F6/04
代理机构
代理人
主权项
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