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发明名称
Electron discharge device processing apparatus
摘要
申请公布号
US3069787(A)
申请公布日期
1962.12.25
申请号
US19590784608
申请日期
1959.01.02
申请人
SYLVANIA ELECTRIC PRODUCTS, INC.
发明人
BASKIN PAUL
分类号
H01J9/20
主分类号
H01J9/20
代理机构
代理人
主权项
地址
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