Marine propeller and mounting therefor,申请号US19500151090-传众专利搜索

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发明名称	Marine propeller and mounting therefor
摘要
申请公布号	US2684654(A)	申请公布日期	1954.07.27
申请号	US19500151090	申请日期	1950.03.22
申请人	JOHNSON HAROLD I	发明人	JOHNSON HAROLD I.
分类号	B63H1/12	主分类号	B63H1/12
代理机构		代理人
主权项
地址

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