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Application filed by Zdenek Ing Csc Vasicek, Hajek Karel, Ditrych Zdenek, Kratky Bohumil, Ruzickova Jirina, Macku VladislavfiledCriticalZdenek Ing Csc Vasicek
Priority to CS832202ApriorityCriticalpatent/CS232091B1/en
Publication of CS220283A1publicationCriticalpatent/CS220283A1/en
Publication of CS232091B1publicationCriticalpatent/CS232091B1/en