Aircraft with rotary airfoils foldable during forward flight,申请号US19510235708-传众专利搜索

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发明名称	Aircraft with rotary airfoils foldable during forward flight
摘要
申请公布号	US2715506(A)	申请公布日期	1955.08.16
申请号	US19510235708	申请日期	1951.07.09
申请人	PETERSON ADOLPHE C	发明人	PETERSON ADOLPHE C.
分类号	B64C29/00	主分类号	B64C29/00
代理机构		代理人
主权项
地址

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