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发明名称
ROTATION CENTER CONTROL METHOD AND APPARATUS IN ION ETCHING APPARATUS FOR ANALYZING PROPERTIES OF SEMICONDUCTOR MATERIAL
摘要
申请公布号
KR1019970010664(B1)
申请公布日期
1997.06.30
申请号
KR1019930027030
申请日期
1993.12.09
申请人
发明人
分类号
主分类号
代理机构
代理人
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