DEVICE FOR RETRIEVING BOOK,申请号JP19890125870-传众专利搜索

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发明名称	DEVICE FOR RETRIEVING BOOK
摘要
申请公布号	JPH02304677(A)	申请公布日期	1990.12.18
申请号	JP19890125870	申请日期	1989.05.19
申请人	OLYMPUS OPTICAL CO LTD	发明人	BESSHO TOSHIHIKO
分类号	G06F17/30	主分类号	G06F17/30
代理机构		代理人
主权项
地址

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