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 Pavel Ing MazurfiledCriticalPavel Ing Mazur
Priority to CS881842ApriorityCriticalpatent/CS265693B1/cs
Publication of CS184288A1publicationCriticalpatent/CS184288A1/cs
Publication of CS265693B1publicationCriticalpatent/CS265693B1/cs