Couvercle de filtre,申请号FRD973786-传众专利搜索

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发明名称	Couvercle de filtre
摘要
申请公布号	FR973786(A)	申请公布日期	1951.02.14
申请号	FRD973786	申请日期	1948.10.18
申请人	FRAM CORPORATION	发明人
分类号	B01D27/02	主分类号	B01D27/02
代理机构		代理人
主权项
地址

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