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发明名称
Gaseous electric discharge device
摘要
申请公布号
US2247176(A)
申请公布日期
1941.06.24
申请号
US19320609547
申请日期
1932.05.05
申请人
GENERAL ELECTRIC COMPANY
发明人
PIRANI MARCELLO;EWEST HANS;BECKER KARL
分类号
H01J61/20
主分类号
H01J61/20
代理机构
代理人
主权项
地址
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