Improvements in floating dry docks,申请号GB19410009782-传众专利搜索

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发明名称	Improvements in floating dry docks
摘要
申请公布号	GB550989(A)	申请公布日期	1943.02.03
申请号	GB19410009782	申请日期	1941.08.01
申请人	FREDERIC ROBERT HARRIS	发明人
分类号	B63B1/02	主分类号	B63B1/02
代理机构		代理人
主权项
地址

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