Improvements in or relating to self-supporting filtering units and method of preparation thereof,申请号GB19490007903-传众专利搜索

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发明名称	Improvements in or relating to self-supporting filtering units and method of preparation thereof
摘要
申请公布号	GB665149(A)	申请公布日期	1952.01.16
申请号	GB19490007903	申请日期	1949.03.23
申请人	PUROLATER PRODUCTS, INC.	发明人
分类号	B01D29/46	主分类号	B01D29/46
代理机构		代理人
主权项
地址

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