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Application filed by Kostura Michal, Jan Pandula, Jozef Ing Gramata, Ivan Lapisak, Jan CichyfiledCriticalKostura Michal
Priority to CS832550ApriorityCriticalpatent/CS238865B1/cs
Publication of CS255083A1publicationCriticalpatent/CS255083A1/cs
Publication of CS238865B1publicationCriticalpatent/CS238865B1/cs