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发明名称
IONENQUELLE
摘要
申请公布号
DE2439711(B2)
申请公布日期
1977.09.15
申请号
DE19742439711
申请日期
1974.08.19
申请人
发明人
分类号
H01J49/10;G01N27/62;H01J49/14;(IPC1-7):H01J39/35;H01J3/04
主分类号
H01J49/10
代理机构
代理人
主权项
地址
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