EXPOSING DEVICE FOR OPTICAL MASTER DISK,申请号JP19910024116-传众专利搜索

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发明名称	EXPOSING DEVICE FOR OPTICAL MASTER DISK
摘要
申请公布号	JPH04248146(A)	申请公布日期	1992.09.03
申请号	JP19910024116	申请日期	1991.01.23
申请人	RICOH CO LTD	发明人	OGASAWARA TOSHIYUKI
分类号	G11B7/26	主分类号	G11B7/26
代理机构		代理人
主权项
地址

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