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 filedfiledCritical
Priority to CS293870ApriorityCriticalpatent/CS149999B1/cs
Priority to AT841670Aprioritypatent/AT310692B/de
Publication of CS149999B1publicationCriticalpatent/CS149999B1/cs