OPTICAL GRAPH READING DEVICE,申请号JP19780111522-传众专利搜索

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发明名称	OPTICAL GRAPH READING DEVICE
摘要
申请公布号	JPS5539921(A)	申请公布日期	1980.03.21
申请号	JP19780111522	申请日期	1978.09.11
申请人	SUMITOMO ELECTRIC INDUSTRIES	发明人	YAMASHITA SEIHACHIROU;TSUNO KOUICHI;HIRANO KAZUO
分类号	G06K11/00	主分类号	G06K11/00
代理机构		代理人
主权项
地址

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