Apparatus for extraction,申请号US19400331682-传众专利搜索

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发明名称	Apparatus for extraction
摘要
申请公布号	US2321923(A)	申请公布日期	1943.06.15
申请号	US19400331682	申请日期	1940.04.26
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	LEVINE ARTHUR A.;DENT ROY JACKSON
分类号	B01D11/02;C11B1/10	主分类号	B01D11/02
代理机构		代理人
主权项
地址

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