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发明名称
APPARATUS FOR DETECTING TRACKING ERROR OF OPTICAL HEAD
摘要
申请公布号
EP0188624(B1)
申请公布日期
1989.03.08
申请号
EP19850903393
申请日期
1985.07.11
申请人
SONY CORPORATION
发明人
FUKUMOTO, ATSUSHI SONY CORPORATION;OHSATO, KIYOSHI SONY CORPORATION;OKA, MICHIO SONY CORPORATION
分类号
G11B7/09;G11B7/095;G11B7/135;(IPC1-7):G11B7/09
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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