Improvements in variable pitch airscrews,申请号GB19350000224-传众专利搜索

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发明名称	Improvements in variable pitch airscrews
摘要
申请公布号	GB449407(A)	申请公布日期	1936.06.26
申请号	GB19350000224	申请日期	1935.01.03
申请人	ARTHUR ALEXANDER RUBBRA;EDWARD ARTHUR GASS	发明人
分类号	B64C11/42	主分类号	B64C11/42
代理机构		代理人
主权项
地址

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