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发明名称
MEASURING HALFTONE DOR AREA RATE
摘要
申请公布号
GB2075186(B)
申请公布日期
1984.07.04
申请号
GB19810013160
申请日期
1981.04.29
申请人
DAINIPPON SCREEN SEIZO KK
发明人
分类号
H04N1/405;G01B11/28;G01N21/59;G03F5/00;(IPC1-7):G01N21/17
主分类号
H04N1/405
代理机构
代理人
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