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发明名称
EXTRACTOR FANS
摘要
申请公布号
GB1466072(A)
申请公布日期
1977.03.02
申请号
GB19730033309
申请日期
1973.07.12
申请人
GEC XPELAIR LTD
发明人
分类号
F04D25/12;F24F7/013;(IPC1-7):F24F7/00;F04D29/60
主分类号
F04D25/12
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代理人
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