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发明名称
Electron discharge device
摘要
申请公布号
US2971118(A)
申请公布日期
1961.02.07
申请号
US19580773113
申请日期
1958.11.10
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
BURDICK GLEN A.
分类号
H01J29/62
主分类号
H01J29/62
代理机构
代理人
主权项
地址
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