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发明名称
OPTICAL APPARATUS FOR READING A DISC RECORD
摘要
申请公布号
GB2034080(A)
申请公布日期
1980.05.29
申请号
GB19790035557
申请日期
1979.10.12
申请人
PHILIPS NV
发明人
分类号
G11B21/08;G11B7/00;G11B7/005;G11B7/085;G11B17/00;G11B21/10;(IPC1-7):G11B21/10
主分类号
G11B21/08
代理机构
代理人
主权项
地址
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