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发明名称
摘要
申请公布号
JPH03124508(U)
申请公布日期
1991.12.17
申请号
JP19900032737U
申请日期
1990.03.30
申请人
发明人
分类号
G02B3/08;F21S8/10;(IPC1-7):F21Q1/00
主分类号
G02B3/08
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代理人
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