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Application filed by Lajos Imrei, Antal Gajari, Gyoergy Hidasi, Ede Szatmari, Laszlo Rozsa, Laszlo Magdanyi, Lajos NagyfiledCriticalLajos Imrei
Priority to HU249991ApriorityCriticalpatent/HU208302B/en
Publication of HU912499D0publicationCriticalpatent/HU912499D0/en
Publication of HUT61521ApublicationCriticalpatent/HUT61521A/en
Publication of HU208302BpublicationCriticalpatent/HU208302B/en