Improvements relating to helicopters,申请号GB19520024095-传众专利搜索

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发明名称	Improvements relating to helicopters
摘要
申请公布号	GB753306(A)	申请公布日期	1956.07.25
申请号	GB19520024095	申请日期	1952.09.25
申请人	THE FAIREY AVIATION COMPANY LIMITED	发明人	FORSYTH ARCHIBALD GRAHAM
分类号	B64C27/18	主分类号	B64C27/18
代理机构		代理人
主权项
地址

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