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发明名称
HELICOPTER ROTORS
摘要
申请公布号
US3524711(A)
申请公布日期
1970.08.18
申请号
USD3524711
申请日期
1968.05.13
申请人
TECHNOLOGY UK
发明人
IAN CLIFFORD CHEESEMAN;JAMES ERIC GEORGE;CHARLES REGINALD LAWRENCE
分类号
B64C27/32;B64C27/54;(IPC1-7):B64C27/18
主分类号
B64C27/32
代理机构
代理人
主权项
地址
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