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发明名称
Magnetische Aufnahme- und Wiedergabevorrichtung
摘要
申请公布号
DE2058506(A1)
申请公布日期
1971.06.09
申请号
DE19702058506
申请日期
1970.11.27
申请人
OLYMPUS OPTICAL CO. LTD.
发明人
SATO,MASAAKI
分类号
G11B5/54;G11B15/18;G11B15/29;G11B15/44
主分类号
G11B5/54
代理机构
代理人
主权项
地址
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