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Application filed by Lajos Sarosi, Akos SzekelyfiledCriticalLajos Sarosi
Priority to HU526489ApriorityCriticalpatent/HU210763B/en
Publication of HU895264D0publicationCriticalpatent/HU895264D0/en
Publication of HUT66696ApublicationCriticalpatent/HUT66696A/en
Publication of HU210763BpublicationCriticalpatent/HU210763B/en