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发明名称
OPTICAL HEAD DEVICE
摘要
申请公布号
JPH07334943(A)
申请公布日期
1995.12.22
申请号
JP19940126007
申请日期
1994.06.08
申请人
RICOH CO LTD
发明人
KINOSHITA YASUNORI
分类号
G11B21/02;(IPC1-7):G11B21/02
主分类号
G11B21/02
代理机构
代理人
主权项
地址
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