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发明名称
DEFLECTION BLANKING OF ELECTRON BEAMS
摘要
申请公布号
GB1598867(A)
申请公布日期
1981.09.23
申请号
GB19780012710
申请日期
1978.05.24
申请人
NAT RES DEV CORP
发明人
分类号
H01J37/04;(IPC1-7):H01J37/14
主分类号
H01J37/04
代理机构
代理人
主权项
地址
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