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Application filed by Novak Lubos, Jan Nemecek, Zubcek Ladislav, Novak Petr, Vladimir Ing Civin, Frantisek Perun, Otto MinterholzingerfiledCriticalNovak Lubos
Priority to CS864970ApriorityCriticalpatent/CS255024B1/en
Publication of CS497086A1publicationCriticalpatent/CS497086A1/en
Publication of CS255024B1publicationCriticalpatent/CS255024B1/en