Airfoil,申请号US19510225863-传众专利搜索

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发明名称	Airfoil
摘要
申请公布号	US2740597(A)	申请公布日期	1956.04.03
申请号	US19510225863	申请日期	1951.05.11
申请人	WITTMAN SYLVESTER J	发明人	WITTMAN SYLVESTER J.
分类号	B64C3/50;B64C9/28	主分类号	B64C3/50
代理机构		代理人
主权项
地址

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