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经营范围
发明名称
Electrode for electric discharge devices
摘要
申请公布号
US2123024(A)
申请公布日期
1938.07.05
申请号
US19360082452
申请日期
1936.05.29
申请人
RADIO CORPORATION OF AMERICA
发明人
PIORE EMANUEL R.;MALTER LOUIS
分类号
H01J1/32
主分类号
H01J1/32
代理机构
代理人
主权项
地址
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