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发明名称
摘要
申请公布号
JPS5229505(Y2)
申请公布日期
1977.07.05
申请号
JP19710035899U
申请日期
1971.05.06
申请人
发明人
分类号
F21V1/20;C03C3/00;C03C4/02;F21S8/04;F21V1/00;(IPC1-7):F21S7/00
主分类号
F21V1/20
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代理人
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