Improvements in water infuser apparatus for use in laying dust in coal mines and like workings,申请号GB19520029771-传众专利搜索

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发明名称	Improvements in water infuser apparatus for use in laying dust in coal mines and like workings
摘要
申请公布号	GB723848(A)	申请公布日期	1955.02.09
申请号	GB19520029771	申请日期	1952.11.25
申请人	HUWOOD COMPONENTS LIMITED	发明人	LAMB HAROLD THOMAS
分类号	E21F5/18	主分类号	E21F5/18
代理机构		代理人
主权项
地址

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