Improvements in or relating to the treatment of dust-laden air,申请号GB19410000038-传众专利搜索

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发明名称	Improvements in or relating to the treatment of dust-laden air
摘要
申请公布号	GB546240(A)	申请公布日期	1942.07.03
申请号	GB19410000038	申请日期	1941.01.01
申请人	THOMAS DAVID JONES;WILLIAM ALFRED TERRELL	发明人
分类号	E21F5/20	主分类号	E21F5/20
代理机构		代理人
主权项
地址

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