Boat hull and method of reducing the water friction thereupon,申请号US19310537608-传众专利搜索

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发明名称	Boat hull and method of reducing the water friction thereupon
摘要
申请公布号	US1894256(A)	申请公布日期	1933.01.10
申请号	US19310537608	申请日期	1931.05.15
申请人	FLEETWINGS, INC.	发明人	GANAHL CARL DE;ROBINSON NATHANIEL O.
分类号	B63B1/38	主分类号	B63B1/38
代理机构		代理人
主权项
地址

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