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发明名称
摘要
申请公布号
JPH0220814(Y2)
申请公布日期
1990.06.06
申请号
JP19820194457U
申请日期
1982.12.21
申请人
发明人
分类号
F21V23/02;H01F27/06;H01F37/00;(IPC1-7):H01F37/00
主分类号
F21V23/02
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