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Application filed by Ludwig BerndfiledCriticalLudwig Bernd
Application grantedgrantedCritical
Publication of AT174820BpublicationCriticalpatent/AT174820B/de
AT174820D1950-11-301950-11-30Einrichtung zur Verhütung des Beschlagens und Vereisens der Fenster von motorbetriebenen Beförderungsmitteln
AT174820B
(de)