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发明名称
HELIX TYPE TRAVELING-WAVE TUBE AND MANUFACTURE THEREOF
摘要
申请公布号
JPH07211243(A)
申请公布日期
1995.08.11
申请号
JP19940001585
申请日期
1994.01.12
申请人
TOSHIBA CORP
发明人
TAOKA HIROYUKI
分类号
H01J9/14;H01J23/26;(IPC1-7):H01J23/26
主分类号
H01J9/14
代理机构
代理人
主权项
地址
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