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UEberwachungsschaltung

申请公布号:DE805288(C)

申请号:DE1949N000265

申请日期:1949.12.08

申请公布日期:1951.05.15

申请人:
N.V. PHILIPS' GLOEILAMPENFABRIEKEN

发明人:SCHMITZ MATTHEUS JACOBUS;BUCHNER ROBERT BERTOLD

分类号:H04M3/523

主分类号:H04M3/523

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