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发明名称
MAGNETIC RECORD CARRIER FOR VERTICAL RECORDING
摘要
申请公布号
EP0046239(B1)
申请公布日期
1987.05.27
申请号
EP19810106127
申请日期
1981.08.05
申请人
IBM DEUTSCHLAND GMBH;INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
BRUNSCH, ARWED, DR.;RUH, WOLF-DIETER;TRIPPEL, GERHARD, DR.
分类号
G11B5/66;G11B5/62;G11B5/64;G11B5/65;G11B5/73;G11B5/738;G11B5/84;(IPC1-7):G11B5/84;H01F41/26
主分类号
G11B5/66
代理机构
代理人
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地址
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