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Application filed by Miloslav Ing Burian, Cervencl Milan, Milan Ing Bxner, Augustin Frey, Karel Ing Kolar, Krejci Jaroslav, Michna Vladimir, Pivonka JanfiledCriticalMiloslav Ing Burian
Priority to CS863278ApriorityCriticalpatent/CS258504B1/en
Publication of CS327886A1publicationCriticalpatent/CS327886A1/en
Publication of CS258504B1publicationCriticalpatent/CS258504B1/en