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发明名称
WANDERFELDROEHRE
摘要
申请公布号
DE2532990(A1)
申请公布日期
1976.09.09
申请号
DE19752532990
申请日期
1975.07.23
申请人
ENGLISH ELECTRIC VALVE CO.LTD.
发明人
ROBERT DAVIS,PETER
分类号
H01J23/00;H01J23/087;H01J23/24;(IPC1-7):H01J23/08
主分类号
H01J23/00
代理机构
代理人
主权项
地址
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