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发明名称
UN MÉTODO DE APLICAR UNA SUSTANCIA ABSORBEDORA DE GASES EN LáMPARAS ELÉCTRICAS
摘要
申请公布号
ES221761(A1)
申请公布日期
1955.12.16
申请号
ES19610002217
申请日期
1955.05.12
申请人
PHILIPS'GLOEILAMPENFABRIEKEN, N. V.
发明人
分类号
(IPC1-7):H01
主分类号
(IPC1-7):H01
代理机构
代理人
主权项
地址
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