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发明名称
摘要
申请公布号
JPS5566309(U)
申请公布日期
1980.05.07
申请号
JP19780151024U
申请日期
1978.11.01
申请人
发明人
分类号
F21V1/12;(IPC1-7):F21V1/12
主分类号
F21V1/12
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代理人
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