Improved pitch controlling means for rotor blades of helicopters,申请号GB19450007472-传众专利搜索

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发明名称	Improved pitch controlling means for rotor blades of helicopters
摘要
申请公布号	GB605561(A)	申请公布日期	1948.07.27
申请号	GB19450007472	申请日期	1945.03.24
申请人	JOHN SIDNEY NEALE;PENNINE AIRCRAFT LIMITED	发明人
分类号	B64C27/54	主分类号	B64C27/54
代理机构		代理人
主权项
地址

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