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经营范围
发明名称
Sputter ion vacuum pump apparatus
摘要
申请公布号
GB910608(A)
申请公布日期
1962.11.14
申请号
GB19610003148
申请日期
1959.07.23
申请人
VARIAN ASSOCIATES
发明人
分类号
H01J41/20
主分类号
H01J41/20
代理机构
代理人
主权项
地址
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