Filter having outwardly extending pleats,申请号US19540409361-传众专利搜索

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发明名称	Filter having outwardly extending pleats
摘要
申请公布号	US2801009(A)	申请公布日期	1957.07.30
申请号	US19540409361	申请日期	1954.02.10
申请人	GENERAL MOTORS CORPORATION	发明人	BOWERS ROY L.
分类号	B01D29/21	主分类号	B01D29/21
代理机构		代理人
主权项
地址

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