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发明名称
Rotor blade
摘要
申请公布号
US3392788(A)
申请公布日期
1968.07.16
申请号
US19670645076
申请日期
1967.03.10
申请人
BELL AEROSPACE CORPORATION
发明人
COVINGTON CECIL E.;CRESAP WESLEY L.;DREES JAN M.
分类号
B64C27/473
主分类号
B64C27/473
代理机构
代理人
主权项
地址
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