Aircraft carrier multiple propeller attachment,申请号US19500175815-传众专利搜索

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发明名称	Aircraft carrier multiple propeller attachment
摘要
申请公布号	US2619930(A)	申请公布日期	1952.12.02
申请号	US19500175815	申请日期	1950.07.25
申请人	HOKE JR HARRY H	发明人	JR. HARRY H. HOKE,
分类号	B63H5/16	主分类号	B63H5/16
代理机构		代理人
主权项
地址

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