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Application filed by Jerabek Vladimir, Vanecek Vaclav, Jaroslav Pech, Zdenek Ing Sandera, Pavel Ing Csc Slouka, Josef Ing PittnerfiledCriticalJerabek Vladimir
Priority to CS843314ApriorityCriticalpatent/CS242959B1/en
Publication of CS331484A1publicationCriticalpatent/CS331484A1/en
Publication of CS242959B1publicationCriticalpatent/CS242959B1/en