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发明名称
Electron discharge device of the dynatron oscillator type
摘要
申请公布号
US2707771(A)
申请公布日期
1955.05.03
申请号
US19460681454
申请日期
1946.07.05
申请人
SYLVANIA ELECTRIC PRODUCTS, INC.
发明人
O'NEILL GEORGE D.
分类号
H01J25/76
主分类号
H01J25/76
代理机构
代理人
主权项
地址
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