Filtre continu à bande sans fin,申请号FRD978770-传众专利搜索

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发明名称	Filtre continu à bande sans fin
摘要
申请公布号	FR978770(A)	申请公布日期	1951.04.18
申请号	FRD978770	申请日期	1949.01.08
申请人	SOCIETE ANONYME COMMERCIALE DES FILTRES PHILIPPE	发明人
分类号	B01D33/00;B01D33/04	主分类号	B01D33/00
代理机构		代理人
主权项
地址

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