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发明名称
Electrode support for electron discharge devices
摘要
申请公布号
US2945983(A)
申请公布日期
1960.07.19
申请号
US19590811121
申请日期
1959.05.05
申请人
BOMAC LABORATORIES INC.
发明人
CHUN HERBERT H.;ROBERTS LOUIS W.
分类号
H01J25/46
主分类号
H01J25/46
代理机构
代理人
主权项
地址
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