Filter,申请号US19390303428-传众专利搜索

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发明名称	Filter
摘要
申请公布号	US2317108(A)	申请公布日期	1943.04.20
申请号	US19390303428	申请日期	1939.11.08
申请人	OLIVER UNITED FILTERS INCORPORATED	发明人	OLIVER WILLIAM H.;ORSWELL MERRILL C.
分类号	B01D33/00	主分类号	B01D33/00
代理机构		代理人
主权项
地址

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