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发明名称
Speiseschaltung
摘要
申请公布号
AT220720(B)
申请公布日期
1962.04.10
申请号
AT19610003418
申请日期
1961.05.02
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
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