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Application filed by Premysl Maly, Jiskra Zahor, Jaroslav VelebilfiledCriticalPremysl Maly
Priority to CS252275ApriorityCriticalpatent/CS180224B1/cs
Priority to DD19220576Aprioritypatent/DD123543A1/xx
Publication of CS180224B1publicationCriticalpatent/CS180224B1/cs