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发明名称
摘要
申请公布号
JPS5314109(Y2)
申请公布日期
1978.04.15
申请号
JP19720025397U
申请日期
1972.02.29
申请人
发明人
分类号
H01J9/26;H01J9/00;H01J9/24;H01J29/86;(IPC1-7):H01J9/00
主分类号
H01J9/26
代理机构
代理人
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