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发明名称
Blade construction for aircraft sustaining rotors
摘要
申请公布号
US2588570(A)
申请公布日期
1952.03.11
申请号
US19460706996
申请日期
1946.10.31
申请人
AUTOGIRO COMPANY
发明人
PITCAIRN HAROLD F.
分类号
B64C27/473;F01D5/28
主分类号
B64C27/473
代理机构
代理人
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