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Filing date
Publication date
Application filed by Novak Jan, Smidrkal Jan, Vaclav Krob, Karel Prochazka, Jiri Tolman, Lopata Vaclav, Jiri Ing Csc Cmolik, Jaroslav Ing Csc Sladek, Kovar Pavel, Pavel Ing Sedek, Josef Mvdr KalivodafiledCriticalNovak Jan
Priority to CS857840ApriorityCriticalpatent/CS260430B1/en
Publication of CS784085A1publicationCriticalpatent/CS784085A1/en
Publication of CS260430B1publicationCriticalpatent/CS260430B1/en