Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière,申请号FRD904800-传众专利搜索

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发明名称	Procédé de fabrication d'une matière magnétique et noyau magnétique obtenu à partir de cette matière
摘要
申请公布号	FR904800(A)	申请公布日期	1945.11.15
申请号	FRD904800	申请日期	1944.05.31
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	C04B35/26;H01F1/34	主分类号	C04B35/26
代理机构		代理人
主权项
地址

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