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Application filed by Kalab Jiri, Josef Ing Tichy, Alexandr Ing Martinec, Machek Jaroslav, Moravek JoseffiledCriticalKalab Jiri
Priority to CS865635ApriorityCriticalpatent/CS260554B1/en
Publication of CS563586A1publicationCriticalpatent/CS563586A1/en
Publication of CS260554B1publicationCriticalpatent/CS260554B1/en