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发明名称
Reflex klystron electron discharge device
摘要
申请公布号
US2540080(A)
申请公布日期
1951.02.06
申请号
US19480034494
申请日期
1948.06.22
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
JANIS PETER
分类号
H01J25/24
主分类号
H01J25/24
代理机构
代理人
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