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发明名称
Väljaranordning med gasurladdningsrör
摘要
申请公布号
FI24949(A)
申请公布日期
1951.04.10
申请号
FID24949
申请日期
1947.11.22
申请人
OY L.M. ERICSSON AB
发明人
HULLEGAARD ERIK WALDEMAR
分类号
H01J17/14;(IPC1-7):H01J17/14
主分类号
H01J17/14
代理机构
代理人
主权项
地址
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