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发明名称
摘要
申请公布号
JPS48107476(U)
申请公布日期
1973.12.12
申请号
JP19720031138U
申请日期
1972.03.15
申请人
发明人
分类号
F21V23/00;(IPC1-7):F21S1/02
主分类号
F21V23/00
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代理人
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