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发明名称
PERIODIC SLOW WAVE STRUCTURE
摘要
申请公布号
US3471738(A)
申请公布日期
1969.10.07
申请号
USD3471738
申请日期
1967.01.20
申请人
THOMSON VARIAN
发明人
ALAIN G. BERT
分类号
H01J23/24;(IPC1-7):H01J25/34
主分类号
H01J23/24
代理机构
代理人
主权项
地址
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