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发明名称
HELIX TYPE TRAVELING-WAVE TUBE
摘要
申请公布号
JPH09320479(A)
申请公布日期
1997.12.12
申请号
JP19960137990
申请日期
1996.05.31
申请人
TOSHIBA CORP
发明人
TAKAHASHI NAOKI
分类号
H01J23/26;H01J23/30;(IPC1-7):H01J23/30
主分类号
H01J23/26
代理机构
代理人
主权项
地址
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