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发明名称
OPTICAL RECORDING MEDIUM
摘要
申请公布号
CA2004936(A1)
申请公布日期
1990.06.14
申请号
CA19892004936
申请日期
1989.12.08
申请人
TEIJIN LIMITED
发明人
SEKIYA, MASAHIKO;ISHIZAKI, TAKAYUKI;CHIBA, KIYOSHI
分类号
G11B7/243;G11B7/252;G11B7/253;G11B7/254;G11B7/257;G11B7/258
主分类号
G11B7/243
代理机构
代理人
主权项
地址
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