Improvements in or relating to magnetic recording and reproducing apparatus,申请号GB19540035935-传众专利搜索

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发明名称	Improvements in or relating to magnetic recording and reproducing apparatus
摘要
申请公布号	GB792314(A)	申请公布日期	1958.03.26
申请号	GB19540035935	申请日期	1954.12.11
申请人	ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	SPENCER ROLF EDMUND
分类号	G11B5/02;G11B23/00	主分类号	G11B5/02
代理机构		代理人
主权项
地址

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