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Application filed by Frantisek Salficky, Miloslav Cerovsky, Zdenek Ing Moravec, Stefan Ing Mayerberger, Alena Zimova, Josef Ing NemecfiledCriticalFrantisek Salficky
Priority to CS856927ApriorityCriticalpatent/CS255281B1/en
Publication of CS692785A1publicationCriticalpatent/CS692785A1/en
Publication of CS255281B1publicationCriticalpatent/CS255281B1/en