Means for cleaning the beds of waterways, the bottoms of tidal harbours and the like,申请号GB19360023444-传众专利搜索

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发明名称	Means for cleaning the beds of waterways, the bottoms of tidal harbours and the like
摘要
申请公布号	GB478285(A)	申请公布日期	1938.01.17
申请号	GB19360023444	申请日期	1936.08.26
申请人	WILLIAM HUGHES	发明人
分类号	E02B3/02	主分类号	E02B3/02
代理机构		代理人
主权项
地址

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