PLAYER FOR DOUBLE-SIDED OPTICAL DISK,申请号JP19870221554-传众专利搜索

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发明名称	PLAYER FOR DOUBLE-SIDED OPTICAL DISK
摘要
申请公布号	JPS6464137(A)	申请公布日期	1989.03.10
申请号	JP19870221554	申请日期	1987.09.04
申请人	ASAHI OPTICAL CO LTD	发明人	SHINOZAKI SHINPEI
分类号	G11B7/09;G11B7/085	主分类号	G11B7/09
代理机构		代理人
主权项
地址

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