Perfectionnements aux filtres à bande,申请号FRD1154034-传众专利搜索

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发明名称	Perfectionnements aux filtres à bande
摘要
申请公布号	FR1154034(A)	申请公布日期	1958.04.01
申请号	FRD1154034	申请日期	1956.06.25
申请人	SOCIETE ANONYME DES FILTRES PHILIPPE	发明人
分类号	B01D33/04;D21F1/00	主分类号	B01D33/04
代理机构		代理人
主权项
地址

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