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Application filed by Juraj Ing Spisiak, Bezdek Miloslav, Pirko Jan, Musil Petr, Ota Ing NovotnyfiledCriticalJuraj Ing Spisiak
Priority to CS856506ApriorityCriticalpatent/CS253030B1/cs
Publication of CS650685A1publicationCriticalpatent/CS650685A1/cs
Publication of CS253030B1publicationCriticalpatent/CS253030B1/cs