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发明名称
DEVICE FOR GENERATING A DIRECTED CURRENT OF A GAEOUS MEDIUM
摘要
申请公布号
EP0029421(B1)
申请公布日期
1986.08.20
申请号
EP19800890014
申请日期
1980.02.04
申请人
FLECK, CARL MARIA, DR.
发明人
FLECK, CARL MARIA, DR.
分类号
F04F99/00;H01J41/12;H01T23/00;(IPC1-7):H01J41/12
主分类号
F04F99/00
代理机构
代理人
主权项
地址
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