发明名称 MASK FOR EXPOSURE
摘要 <p>PURPOSE:To obtain a mask having sufficient mechanical strength even if its thickness is thin by laminating a thin Si layer having a high impurity concentration and a thin layer of Al2O3 or SiO2 on a substrate composed of Si to provide a supporting thin film, forming a mask such as of Au or Pt of a specified shape here, thereafter removing the unnecessary portions of the substrate.</p>
申请公布号 JPS5331974(A) 申请公布日期 1978.03.25
申请号 JP19760106507 申请日期 1976.09.06
申请人 NIPPON TELEGRAPH & TELEPHONE 发明人 KADOTA TOSHIKI;ONO TOSHIROU
分类号 H01L21/027;H01L21/302 主分类号 H01L21/027
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