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发明名称
MAGNETIC VISUAL RECORDING MEDIA & METHODS OF MAKING SAME
摘要
申请公布号
GB8818697(D0)
申请公布日期
1988.09.07
申请号
GB19880018697
申请日期
1988.08.05
申请人
NIPPON SIGNAL CO LTD
发明人
分类号
G06K7/08;G06K19/06;(IPC1-7):G11B5/80
主分类号
G06K7/08
代理机构
代理人
主权项
地址
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