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经营范围
发明名称
SCANNING A BEAM OF CHARGED PARTICLES
摘要
申请公布号
GB2137408(A)
申请公布日期
1984.10.03
申请号
GB19840006519
申请日期
1984.03.13
申请人
* VARIAN ASSOCIATES INC
发明人
NORMAN LEONARD * TURNER
分类号
G01R31/265;H01J37/147;H01J37/317;H01L21/265;(IPC1-7):H01J37/31;H01L21/42
主分类号
G01R31/265
代理机构
代理人
主权项
地址
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