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发明名称	Filter
摘要
申请公布号	US2352304(A)	申请公布日期	1944.06.27
申请号	US19400350286	申请日期	1940.08.03
申请人	YOUNG FRANK W	发明人	YOUNG FRANK W.
分类号	B01D33/00;B01D33/06;B01D37/00;D06B23/20	主分类号	B01D33/00
代理机构		代理人
主权项
地址

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