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经营范围
发明名称
Elektrisk lampa
摘要
申请公布号
FI19172(A)
申请公布日期
1942.09.15
申请号
FID19172
申请日期
1937.09.21
申请人
N V PHILIPS GLOEILAMPENFABRIEKEN
发明人
ALPHEN V. PIETER MARTINUS;AILDINK NICOLAAS WILLEM HENDRIK;BOER DE JAN HENRIK;ZECHER GUSTAV
分类号
(IPC1-7):H01J63/40
主分类号
(IPC1-7):H01J63/40
代理机构
代理人
主权项
地址
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