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发明名称
REDUCTION PROJECTION ALIGNER, METHOD AND EQUIPMENT FOR DETECTING EXTRANEOUS SUBSTANCE IN REDUCTION PROJECTION ALIGNER
摘要
申请公布号
JPH0694634(A)
申请公布日期
1994.04.08
申请号
JP19920269676
申请日期
1992.09.11
申请人
RICOH CO LTD
发明人
KIMINO KAZUYA
分类号
G01B11/30;G01N21/88;G01N21/94;G01N21/956;G03F7/20;H01L21/027;H01L21/30;H01L21/66;(IPC1-7):G01N21/88
主分类号
G01B11/30
代理机构
代理人
主权项
地址
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