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发明名称
METHOD OF PROVIDING A GETTER OF ALKALINE EARTH METAL IN AN INCANDESCENT LAMP
摘要
申请公布号
CA873821(A)
申请公布日期
1971.06.22
申请号
CAD873821
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
HERMAN J. H. BEUVENS;JAN J. SCHUITEMAKER
分类号
主分类号
代理机构
代理人
主权项
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