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发明名称
PHASE-TRACKS OPTICAL DISK
摘要
申请公布号
AU547669(B2)
申请公布日期
1985.10.31
申请号
AU19810076510
申请日期
1981.10.16
申请人
PHILIPS: GLOEILAMPENFABRIEKEN, N.V.
发明人
JOSEPHUS JOHANNES MARIA BRAAT
分类号
G11B7/007;G11B7/013;G11B7/08;G11B7/09;G11B7/24;(IPC1-7):G11B7/20
主分类号
G11B7/007
代理机构
代理人
主权项
地址
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