VERFAHREN UND VORRICHTUNG ZUM LESEN VON KONTRASTIERENDEN ZEICHEN.,申请号AT19820903454T-传众专利搜索

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发明名称	VERFAHREN UND VORRICHTUNG ZUM LESEN VON KONTRASTIERENDEN ZEICHEN.
摘要
申请公布号	AT23068(T)	申请公布日期	1986.11.15
申请号	AT19820903454T	申请日期	1982.11.26
申请人	SCANTRON GMBH & CO. ELEKTRONISCHE LESEGERAETE KG	发明人	WEVELSIEP, KLAUS;KURPIELLA, HUBERTUS
分类号	G06K5/00;G06K9/20;(IPC1-7):G06K9/20	主分类号	G06K5/00
代理机构		代理人
主权项
地址

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