Perfectionnements aux hélicoptères,申请号FRD1172254-传众专利搜索

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发明名称	Perfectionnements aux hélicoptères
摘要
申请公布号	FR1172254(A)	申请公布日期	1959.02.09
申请号	FRD1172254	申请日期	1957.02.08
申请人	THE FAIREY AVIATION COMPANY LIMITED	发明人
分类号	B64C27/43	主分类号	B64C27/43
代理机构		代理人
主权项
地址

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