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发明名称
Skalenbeleuchtung für Radioempfangsgeräte.
摘要
申请公布号
AT130399(B)
申请公布日期
1932.11.25
申请号
ATD130399
申请日期
1930.09.29
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
JOHANNES BRUYNES;GILLIS HOLST
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主分类号
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