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发明名称
PICKUP PROTECTION MECHANISM FOR OPTICAL DISK DRIVING DEVICE
摘要
申请公布号
JPH01144282(A)
申请公布日期
1989.06.06
申请号
JP19870302538
申请日期
1987.11.30
申请人
OKI ELECTRIC IND CO LTD;NAGANO OKI DENKI KK
发明人
OTSUKA MINORU;TANOSHIMA KATSUHIDE;TAKITA EIJI
分类号
G11B21/22;G11B7/085
主分类号
G11B21/22
代理机构
代理人
主权项
地址
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