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Publication date
Application filed by Istvan Loerincz, Tibor PalfiledCriticalIstvan Loerincz
Priority to HU830490ApriorityCriticalpatent/HU205880B/en
Publication of HU908304D0publicationCriticalpatent/HU908304D0/en
Publication of HU205880BpublicationCriticalpatent/HU205880B/en