OPTICAL PICKUP HEAD DEVICE,申请号JP19900157075-传众专利搜索

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发明名称	OPTICAL PICKUP HEAD DEVICE
摘要
申请公布号	JPH0362322(A)	申请公布日期	1991.03.18
申请号	JP19900157075	申请日期	1990.06.15
申请人	YAMAHA CORP	发明人	TAMARU TAKUYA
分类号	G11B7/08;G11B7/13;G11B7/22	主分类号	G11B7/08
代理机构		代理人
主权项
地址

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