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发明名称
Tiltable rotor unit with counterrotating propellers
摘要
申请公布号
US2753005(A)
申请公布日期
1956.07.03
申请号
US19510264150
申请日期
1951.12.29
申请人
PETERSON ADOLPHE C
发明人
PETERSON ADOLPHE C.
分类号
B64D35/06;B64D35/08
主分类号
B64D35/06
代理机构
代理人
主权项
地址
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