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Application filed by Adolf Ing Csc Ptacek, Antonin PavlikfiledCriticalAdolf Ing Csc Ptacek
Priority to CS8210014ApriorityCriticalpatent/CS231933B1/en
Publication of CS1001482A1publicationCriticalpatent/CS1001482A1/en
Publication of CS231933B1publicationCriticalpatent/CS231933B1/en