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发明名称
Vorrichtung und Verfahren zur Hochvakuumerzeugung
摘要
申请公布号
DE1489221(A1)
申请公布日期
1969.03.13
申请号
DE19631489221
申请日期
1963.05.31
申请人
VARIAN ASSOCIATES
发明人
L. ABRAMS,IRWIN;J. HARRA,DAVID;RIVERA,MICHAEL
分类号
H01J41/16;H01J41/20
主分类号
H01J41/16
代理机构
代理人
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地址
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