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发明名称
摘要
申请公布号
JPS5374621(U)
申请公布日期
1978.06.22
申请号
JP19760157480U
申请日期
1976.11.26
申请人
发明人
分类号
H01F41/02;(IPC1-7):H01F41/02
主分类号
H01F41/02
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代理人
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地址
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