VARIABLE PITCH AIRSCREW,申请号CAD424862-传众专利搜索

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发明名称	VARIABLE PITCH AIRSCREW
摘要
申请公布号	CA424862(A)	申请公布日期	1945.01.02
申请号	CAD424862	申请日期
申请人	ROTOL AIRSCREWS LIMITED	发明人	LEONARD GASKELL FAIRHURST;HERBERT NEWPORT
分类号		主分类号
代理机构		代理人
主权项
地址

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