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Application filed by Ladislav Ing Csc Pach, Karol Ing Csc Trubac, Josef Doc Ing Novansky, Jan Doc Ing Csc Majling, Breza MilanfiledCriticalLadislav Ing Csc Pach
Priority to CS867429ApriorityCriticalpatent/CS260183B1/en
Publication of CS742986A1publicationCriticalpatent/CS742986A1/en
Publication of CS260183B1publicationCriticalpatent/CS260183B1/en