IMPROVEMENTS IN OR RELATING TO MANGANESE-ZINC FERRITE MATERIALS,申请号GB19690052022-传众专利搜索

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发明名称	IMPROVEMENTS IN OR RELATING TO MANGANESE-ZINC FERRITE MATERIALS
摘要
申请公布号	GB1271706(A)	申请公布日期	1972.04.26
申请号	GB19690052022	申请日期	1969.10.23
申请人	NIPPON ELECTRIC COMPANY LIMITED	发明人
分类号	C04B35/38;C04B35/26;H01F1/34	主分类号	C04B35/38
代理机构		代理人
主权项
地址

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