Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alojz Krajniak, Rudolf Buran, Eduard PeskofiledCriticalAlojz Krajniak
Priority to CS863576ApriorityCriticalpatent/CS185729B3/cs
Publication of CS185729B3publicationCriticalpatent/CS185729B3/cs