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经营范围
发明名称
EXPOSURE SYSTEM
摘要
申请公布号
US4117375(A)
申请公布日期
1978.09.26
申请号
US19760750669
申请日期
1976.12.15
申请人
OPTICAL ASSOCIATES, INCORPORATED
发明人
BACHUR, GERALD;RICHARDSON, GEORGE E.
分类号
G03B7/08;G03B27/16;G03F7/20;H01L21/027;(IPC1-7):H05B37/02;H05B41/38
主分类号
G03B7/08
代理机构
代理人
主权项
地址
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