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发明名称
Fremgangsmåde til forbedring af varmeudstrålingsegenskaberne ved elektroder til høj termisk belastning, navnlig anoder til elektriske udladningsrør.
摘要
申请公布号
DK80496(C)
申请公布日期
1956.02.06
申请号
DK19540002080
申请日期
1954.06.26
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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