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发明名称
Elektriskt urladdningsrör
摘要
申请公布号
FI23465(A)
申请公布日期
1949.02.10
申请号
FID23465
申请日期
1944.07.06
申请人
N.V.PHILIPS' GLOEILAMPENFABRIEKE
发明人
HOEVEN V.D. GERRIT
分类号
H01J5/62;(IPC1-7):H01J5/62
主分类号
H01J5/62
代理机构
代理人
主权项
地址
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