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经营范围
发明名称
GEHEUGENKATHODESTRAALBUIS.
摘要
申请公布号
NL165883(C)
申请公布日期
1981.05.15
申请号
NL19770008370
申请日期
1977.07.28
申请人
TEKTRONIX, INC., BEAVERTON, OREGON, VER. ST. V. AM.
发明人
分类号
H01J31/08;H01J9/20;H01J29/10;H01J29/39;H01J31/12;(IPC1-7):H01J29/39
主分类号
H01J31/08
代理机构
代理人
主权项
地址
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