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发明名称
摘要
申请公布号
JPS5393971(U)
申请公布日期
1978.07.31
申请号
JP19760177223U
申请日期
1976.12.29
申请人
发明人
分类号
F21V19/00;F16B7/18;F16B7/22;(IPC1-7):F21V19/00
主分类号
F21V19/00
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