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 Bula Lumir, Lubomir SobotkafiledCriticalBula Lumir
Priority to CS856832ApriorityCriticalpatent/CS254787B1/cs
Publication of CS683285A1publicationCriticalpatent/CS683285A1/cs
Publication of CS254787B1publicationCriticalpatent/CS254787B1/cs