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发明名称
摘要
申请公布号
JPS6241371(B2)
申请公布日期
1987.09.02
申请号
JP19780137359
申请日期
1978.11.09
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
WATANABE MINORU;KAWAMATA TAKAMITSU
分类号
H01J29/32;H01J9/227;H01J29/30
主分类号
H01J29/32
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