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经营范围
发明名称
Apparatus for Producing an Electron Beam.
摘要
申请公布号
GB1194318(A)
申请公布日期
1970.06.10
申请号
GB19690011851
申请日期
1969.03.06
申请人
UNITED AIRCRAFT CORPORATION
发明人
分类号
H01J17/06;H01J37/077
主分类号
H01J17/06
代理机构
代理人
主权项
地址
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