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发明名称
EXTERNAL MAGNETIC FIELD GENERATOR
摘要
申请公布号
JPH05120823(A)
申请公布日期
1993.05.18
申请号
JP19910306904
申请日期
1991.10.25
申请人
SONY CORP
发明人
HORIGOME HIDEYOSHI
分类号
G11B5/02;G11B11/10;G11B11/105;G11B21/21
主分类号
G11B5/02
代理机构
代理人
主权项
地址
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