Hydroski and float aircraft take-off and landing ramp,申请号US19500151684-传众专利搜索

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发明名称	Hydroski and float aircraft take-off and landing ramp
摘要
申请公布号	US2692101(A)	申请公布日期	1954.10.19
申请号	US19500151684	申请日期	1950.03.24
申请人	ALL AMERICAN ENGINEERING COMPANY	发明人	DOOLITTLE DONALD B.;WALDEN JACK R.
分类号	B64F1/22	主分类号	B64F1/22
代理机构		代理人
主权项
地址

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