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经营范围
发明名称
INRICHTING VOOR HET NEUTRALISEREN VAN EEN POSITIEVE IONENBUNDEL.
摘要
申请公布号
NL190209(B)
申请公布日期
1993.07.01
申请号
NL19810004377
申请日期
1981.09.23
申请人
VARIAN ASSOCIATES, INC. TE PALO ALTO, CALIFORNIE, VER. ST. V. AM.
发明人
分类号
H01J37/317;H01L21/265;(IPC1-7):H01J37/317
主分类号
H01J37/317
代理机构
代理人
主权项
地址
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