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经营范围
发明名称
ELECTRON BEAM APPARATUS
摘要
申请公布号
GB8522530(D0)
申请公布日期
1985.10.16
申请号
GB19850022530
申请日期
1985.09.11
申请人
TEXAS INSTRUMENTS LTD
发明人
分类号
G03F7/20;H01J37/30;H01J37/317
主分类号
G03F7/20
代理机构
代理人
主权项
地址
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