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发明名称
Ionenvakuumpumpe
摘要
申请公布号
DE1240619(B)
申请公布日期
1967.05.18
申请号
DE196000U7461
申请日期
1960.09.15
申请人
ULTEK CORP.
发明人
HALL LEWIS D.;SUGG JOHN WILLIAM
分类号
H01J41/20
主分类号
H01J41/20
代理机构
代理人
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