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发明名称
MASKING TECHNIQUE FOR SELECTIVE ETCHING
摘要
申请公布号
US3574014(A)
申请公布日期
1971.04.06
申请号
USD3574014
申请日期
1967.07.24
申请人
FRANCES HUGLE
发明人
FRANCES HUGLE
分类号
H01L21/00;H01L21/308;(IPC1-7):H01L7/44;H01L7/50
主分类号
H01L21/00
代理机构
代理人
主权项
地址
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