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发明名称
摘要
申请公布号
JPS5320928(Y2)
申请公布日期
1978.06.01
申请号
JP19730000437U
申请日期
1972.12.25
申请人
发明人
分类号
F21V21/10;(IPC1-7):F21V21/10
主分类号
F21V21/10
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