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经营范围
发明名称
ELECTRON DISCHARGE TUBE COOLING SYSTEM
摘要
申请公布号
GB2054823(A)
申请公布日期
1981.02.18
申请号
GB19790026212
申请日期
1979.07.27
申请人
PYE (ELECTRONIC PRODUCTS) LTD
发明人
分类号
H01J7/24;H01J7/26;H01J23/033;(IPC1-7):H01J7/28
主分类号
H01J7/24
代理机构
代理人
主权项
地址
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