发明名称 PATTERN INFORMATION DETECTION UNIT
摘要 <p>PURPOSE:To ensure a stabilized pattern information detection as well as to realize a compact and light-weight equipment through an assured detection of reflection light from detection subject, eliminating the effect of stray light.</p>
申请公布号 JPS5257737(A) 申请公布日期 1977.05.12
申请号 JP19750133031 申请日期 1975.11.07
申请人 KOGYO GIJUTSUIN *JAPAN* 发明人 HAYASHI YUTAKA
分类号 H01L27/146;G06K9/00;G06T1/00;H01L31/10;H01L31/12 主分类号 H01L27/146
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