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发明名称
OBJECTIVE LENS FOR MAGNETO OPTICAL RECORDING AND DRIVING DEVICE FOR OBJECTIVE LENS
摘要
申请公布号
JPH06267143(A)
申请公布日期
1994.09.22
申请号
JP19930057263
申请日期
1993.03.17
申请人
RICOH CO LTD
发明人
HAGITANI TOSHIMICHI
分类号
G11B7/09;G11B11/10;G11B11/105;(IPC1-7):G11B11/10
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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