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发明名称
DUCTED PROPELLER
摘要
申请公布号
DE3072142(D1)
申请公布日期
1989.03.09
申请号
DE19803072142
申请日期
1980.04.30
申请人
BROOKLANDS AEROSPACE GROUP PLC
发明人
EDGLEY, JOHN KELSEY
分类号
B64C11/00;(IPC1-7):B64C11/00
主分类号
B64C11/00
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代理人
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