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发明名称	Filter
摘要
申请公布号	US2593639(A)	申请公布日期	1952.04.22
申请号	US19470755159	申请日期	1947.06.17
申请人	RODWELL ENGINEERING AND SALES COMPANY	发明人	WHITEHOUSE BEN
分类号	B01D21/02;B01D27/02;B01D29/00	主分类号	B01D21/02
代理机构		代理人
主权项
地址

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