OPTICAL DISK DRIVING DEVICE,申请号JP19900065797-传众专利搜索

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发明名称	OPTICAL DISK DRIVING DEVICE
摘要
申请公布号	JPH03268265(A)	申请公布日期	1991.11.28
申请号	JP19900065797	申请日期	1990.03.16
申请人	RICOH CO LTD	发明人	OKAMOTO AKIHIKO
分类号	G02B27/00;G11B17/04;G11B17/051	主分类号	G02B27/00
代理机构		代理人
主权项
地址

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