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经营范围
发明名称
Magnetic recording medium.
摘要
申请公布号
EP0415335(B1)
申请公布日期
1994.11.02
申请号
EP19900116439
申请日期
1990.08.28
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
SUGITA, RYUJI;TOHMA, KIYOKAZU;HONDA, KAZUYOSHI;KAWAWAKE, YASUHIRO;ISHIDA, TATSUAKI
分类号
G11B5/66;G11B5/85;(IPC1-7):G11B5/66;G11B5/64;G11B5/84
主分类号
G11B5/66
代理机构
代理人
主权项
地址
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