Filter,申请号US19440552700-传众专利搜索

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发明名称	Filter
摘要
申请公布号	US2492704(A)	申请公布日期	1949.12.27
申请号	US19440552700	申请日期	1944.09.04
申请人	LENTZ LAWRENCE R	发明人	LENTZ LAWRENCE R.
分类号	B01D35/12	主分类号	B01D35/12
代理机构		代理人
主权项
地址

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