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Application filed by Juhas Stanislav, Olejnik Vincent, Chovanec Jan, Filip Bohumil, Hronec Milan, Imrich Ing Petrik, Jan Bindas, Mikitka VladimirfiledCriticalJuhas Stanislav
Priority to CS875888ApriorityCriticalpatent/CS272632B1/en
Publication of CS875888A1publicationCriticalpatent/CS875888A1/en
Publication of CS272632B1publicationCriticalpatent/CS272632B1/en