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 Salvet Miroslav, Miloslav Ing Csc Sorm, Jiri HlavatyfiledCriticalSalvet Miroslav
Priority to CS89698ApriorityCriticalpatent/CZ280902B6/cs
Publication of CS8900698A1publicationCriticalpatent/CS8900698A1/cs
Publication of CZ280902B6publicationCriticalpatent/CZ280902B6/cs