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 Jan FurmanfiledCriticalJan Furman
Priority to CS844497ApriorityCriticalpatent/CS241864B1/en
Publication of CS449784A1publicationCriticalpatent/CS449784A1/en
Publication of CS241864B1publicationCriticalpatent/CS241864B1/en