BLACK LEVEL CORRECTING METHOD FOR DIGITAL SCANNER,申请号JP19900131691-传众专利搜索

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发明名称	BLACK LEVEL CORRECTING METHOD FOR DIGITAL SCANNER
摘要
申请公布号	JPH0426276(A)	申请公布日期	1992.01.29
申请号	JP19900131691	申请日期	1990.05.22
申请人	RICOH CO LTD	发明人	NARA WATARU
分类号	H04N1/401;H04N1/40;H04N1/407	主分类号	H04N1/401
代理机构		代理人
主权项
地址

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