Filter,申请号US19370161728-传众专利搜索

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发明名称	Filter
摘要
申请公布号	US2201418(A)	申请公布日期	1940.05.21
申请号	US19370161728	申请日期	1937.08.31
申请人	MOTOR IMPROVEMENTS, INC.	发明人	WILLIAMS LEWIS W.;ARNOLD GEORGE A.
分类号	B01D27/02;B01D29/00	主分类号	B01D27/02
代理机构		代理人
主权项
地址

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