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发明名称
OPTICAL DISK CARTRIDGE
摘要
申请公布号
JPH05189909(A)
申请公布日期
1993.07.30
申请号
JP19910079741
申请日期
1991.04.12
申请人
RICOH CO LTD
发明人
OGAWA TAKASHI;OKAMOTO AKIHIKO
分类号
G11B7/00;G11B7/004;G11B23/00;G11B23/28
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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