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发明名称
摘要
申请公布号
JPH02104509(U)
申请公布日期
1990.08.20
申请号
JP19890013346U
申请日期
1989.02.07
申请人
发明人
分类号
F21V31/00;F21S8/10;(IPC1-7):F21Q1/00;F21M7/00
主分类号
F21V31/00
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