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经营范围
发明名称
Magnetic recording medium
摘要
申请公布号
GB2042370(A)
申请公布日期
1980.09.24
申请号
GB19800003996
申请日期
1980.02.06
申请人
TDK ELECTRONICS CO LTD
发明人
分类号
G11B5/716;(IPC1-7):G03G5/00
主分类号
G11B5/716
代理机构
代理人
主权项
地址
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