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 Vysoka Skola Chem TechfiledCriticalVysoka Skola Chem Tech
Priority to CS892377ApriorityCriticalpatent/CS276012B6/cs
Publication of CS237789A3publicationCriticalpatent/CS237789A3/cs
Publication of CS276012B6publicationCriticalpatent/CS276012B6/cs