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Application filed by Miloslav Ing Babek, Smely Zdenek, Antonin Skopalek, Ladislav Ing ChuryfiledCriticalMiloslav Ing Babek
Priority to CS874703ApriorityCriticalpatent/CS269878B1/cs
Publication of CS470387A1publicationCriticalpatent/CS470387A1/cs
Publication of CS269878B1publicationCriticalpatent/CS269878B1/cs