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Application filed by Moravek Josef, Tichy Josef, Martinec Alexandr, Kalab Jiri, Werner HavlicekfiledCriticalMoravek Josef
Priority to CS85136ApriorityCriticalpatent/CS243445B1/en
Publication of CS13685A1publicationCriticalpatent/CS13685A1/en
Publication of CS243445B1publicationCriticalpatent/CS243445B1/en