Hélices et voilures tournantes à pales jumelées avec effet de fente,申请号FRD980312-传众专利搜索

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发明名称	Hélices et voilures tournantes à pales jumelées avec effet de fente
摘要
申请公布号	FR980312(A)	申请公布日期	1951.05.10
申请号	FRD980312	申请日期	1943.01.25
申请人	AEROPLANES H. POTEZ	发明人
分类号	B64C11/48	主分类号	B64C11/48
代理机构		代理人
主权项
地址

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