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发明名称
APPAREIL D'ENREGISTREMENT/REPRODUCTION OPTIQUE
摘要
申请公布号
FR2639460(B1)
申请公布日期
1993.05.21
申请号
FR19890015277
申请日期
1989.11.21
申请人
RICOH KK
发明人
YUJI SUMI;HIDEO MAEDA
分类号
G11B7/09;G11B7/135;(IPC1-7):G11B7/08
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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