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发明名称
Elektrische Entladungsröhre zum Aussenden von Lichtstrahlen.
摘要
申请公布号
CH165990(A)
申请公布日期
1933.12.15
申请号
CHD165990
申请日期
1932.08.09
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
主分类号
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地址
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