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Application filed by Frantisek Ing Polak, Stanislav Ing Foltan, Marian Deriz, Miroslav Ing Greman, Teodor Ing Mojzis, Kral Bohumil, Vlastimil Novotny, Jozef Kordik, Stefan Dipl Tech Camper, Jaroslav Obert, Vladimir Ing Met, Bohumil Ing Kupsa, Ladislav MistinafiledCriticalFrantisek Ing Polak
Priority to CS856939ApriorityCriticalpatent/CS261651B1/en
Publication of CS693985A1publicationCriticalpatent/CS693985A1/en
Publication of CS261651B1publicationCriticalpatent/CS261651B1/en