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经营范围
发明名称
Elektrischer Hohlraumresonator.
摘要
申请公布号
CH248122(A)
申请公布日期
1947.04.15
申请号
CHD248122
申请日期
1943.06.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
H01J25/10;H01J25/12
主分类号
H01J25/10
代理机构
代理人
主权项
地址
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