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 Karol LigetifiledCriticalKarol Ligeti
Priority to CS303774ApriorityCriticalpatent/CS190635B1/en
Publication of CS190635B1publicationCriticalpatent/CS190635B1/en