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发明名称
FAERGKATODSTRAOLEROER
摘要
申请公布号
FI781913(A)
申请公布日期
1978.12.23
申请号
FI19780001913
申请日期
1978.06.15
申请人
HITACHI LTD
发明人
TAKAHASHI SOJI;AKEYAMA MASAMOTO;TANAKA SHINJI
分类号
H01J29/07;(IPC1-7):H01J/
主分类号
H01J29/07
代理机构
代理人
主权项
地址
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