,申请号JP19890045993U-传众专利搜索

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发明名称
摘要
申请公布号	JPH0617230(Y2)	申请公布日期	1994.05.02
申请号	JP19890045993U	申请日期	1989.04.19
申请人		发明人
分类号	G11B17/04;G11B17/043;G11B23/03;(IPC1-7):G11B23/03	主分类号	G11B17/04
代理机构		代理人
主权项
地址

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