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发明名称
Anticathode for discharge tubes
摘要
申请公布号
US1754716(A)
申请公布日期
1930.04.15
申请号
US19260093174
申请日期
1926.03.08
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
HOLST GILLES;JONAS GOTTFRIED BRUNO;BOUWERS ALBERT
分类号
H01J5/04;H01J5/42;H01J19/28;H01J19/30;H01J35/08
主分类号
H01J5/04
代理机构
代理人
主权项
地址
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