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Application filed by Antonin Ing Csc Malypetr, Jaroslav Ing Csc Prosek, Blaha Jaromir, Jeronym Ing Jenista, Zdenek Ing Turek, Drahos Ing Csc SokolfiledCriticalAntonin Ing Csc Malypetr
Priority to CS827979ApriorityCriticalpatent/CS231913B1/en
Publication of CS797982A1publicationCriticalpatent/CS797982A1/en
Publication of CS231913B1publicationCriticalpatent/CS231913B1/en