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发明名称
Grid electrode having particular expansion characteristics
摘要
申请公布号
US3151264(A)
申请公布日期
1964.09.29
申请号
US19610092629
申请日期
1961.03.01
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
WARMERDAM JOANNES CORNELIS VAN
分类号
H01J19/38
主分类号
H01J19/38
代理机构
代理人
主权项
地址
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