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发明名称
Support column
摘要
申请公布号
GB2206957(A)
申请公布日期
1989.01.18
申请号
GB19870015940
申请日期
1987.07.07
申请人
REGINALD ALFRED * CURRELL
发明人
REGINALD ALFRED * CURRELL
分类号
F21S6/00;F21V21/06;F21V21/10;(IPC1-7):F21V21/00
主分类号
F21S6/00
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代理人
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