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Application filed by Novak Vaclav, Vybihal Jaromir, Jitka Kratochvilova, Frantisek Ing Srb, Milan Ing Vitvar, Zdenek Ing Smrz, Jakub Rosenthal, Ohanka VlastimilfiledCriticalNovak Vaclav
Priority to CS846442ApriorityCriticalpatent/CS253064B1/en
Publication of CS644286A1publicationCriticalpatent/CS644286A1/en
Publication of CS253064B1publicationCriticalpatent/CS253064B1/en