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发明名称
摘要
申请公布号
JPS5753521(U)
申请公布日期
1982.03.29
申请号
JP19800130937U
申请日期
1980.09.13
申请人
发明人
分类号
F21V21/36;(IPC1-7):F21V21/36
主分类号
F21V21/36
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代理人
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