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发明名称
Optical head device
摘要
申请公布号
US5253237(A)
申请公布日期
1993.10.12
申请号
US19900533401
申请日期
1990.06.05
申请人
SHARP KABUSHIKI KAISHA
发明人
MIYAKE, TAKAHIRO;YOSHIDA, YOSHIO;KURATA, YUKIO;NAKATA, YASUO;KUBO, KATSUHIRO
分类号
G11B7/09;G11B7/13;G11B7/135;(IPC1-7):G11B7/00
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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成套餐具(游87194)
