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Application filed by Mikulas Ing Buday, Sikorai Stefan, Waradzin Walter, Jozef Barta, Frantisek Ing Spacek, Stefan Ing Bartos, Imrich Ing Csc VolekfiledCriticalMikulas Ing Buday
Priority to CS833820ApriorityCriticalpatent/CS232175B1/en
Publication of CS382083A1publicationCriticalpatent/CS382083A1/en
Publication of CS232175B1publicationCriticalpatent/CS232175B1/en