Magnetic recording and reproducing,申请号GB19480018398-传众专利搜索

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发明名称	Magnetic recording and reproducing
摘要
申请公布号	GB665461(A)	申请公布日期	1952.01.23
申请号	GB19480018398	申请日期	1948.07.08
申请人	THE BRUSH DEVELOPMENT COMPANY	发明人
分类号	G11B5/02;G11B5/10;G11B5/21;G11B5/70;G11B15/62	主分类号	G11B5/02
代理机构		代理人
主权项
地址

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