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Publication date
Application filed by Petruj Jaroslav, Pac Jiri, Karel Rndr Drsc Vesely, Kratochvil Frantisek, Krivanek Josef, Foral Jiri, Poloucek Eduard, Vlastimil Ing Douda, Oldrich Ing Csc Blazek, Jiri FrantafiledCriticalPetruj Jaroslav
Priority to CS85561ApriorityCriticalpatent/CS243313B1/cs
Publication of CS56185A1publicationCriticalpatent/CS56185A1/cs
Publication of CS243313B1publicationCriticalpatent/CS243313B1/cs