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发明名称
MANUFACTURE OF ELECTRODE FOR ELECTRON GUN
摘要
申请公布号
JPH03179631(A)
申请公布日期
1991.08.05
申请号
JP19890315314
申请日期
1989.12.06
申请人
HITACHI LTD;HITACHI DEVICE ENG CO LTD
发明人
SHIRAI KATSUYUKI;ISHIKAWA MISAO;TAKAHASHI YOSHIAKI
分类号
H01J9/14;H01J29/48
主分类号
H01J9/14
代理机构
代理人
主权项
地址
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