Multiple magnetic transducing head units,申请号GB19560024160-传众专利搜索

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发明名称	Multiple magnetic transducing head units
摘要
申请公布号	GB799854(A)	申请公布日期	1958.08.13
申请号	GB19560024160	申请日期	1956.08.07
申请人	THE NATIONAL CASH REGISTER COMPANY	发明人
分类号	G11B5/187;G11B5/29;G11B5/48	主分类号	G11B5/187
代理机构		代理人
主权项
地址

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