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Application filed by Sverak Tomas, Vesely Karel, Petruj Jaroslav, Karel Klement, Krenek Frantisek, Kunz MilanfiledCriticalSverak Tomas
Priority to CS84767ApriorityCriticalpatent/CS241641B1/en
Publication of CS76784A1publicationCriticalpatent/CS76784A1/en
Publication of CS241641B1publicationCriticalpatent/CS241641B1/en