Improvements in or relating to rotating wing aircraft,申请号GB19340032339-传众专利搜索

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发明名称	Improvements in or relating to rotating wing aircraft
摘要
申请公布号	GB447066(A)	申请公布日期	1936.05.11
申请号	GB19340032339	申请日期	1934.11.09
申请人	AUDREY GRETCHEN COATS;RAOUL HAFNER	发明人
分类号	B64C27/02	主分类号	B64C27/02
代理机构		代理人
主权项
地址

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