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 Barabas JanfiledCriticalBarabas Jan
Priority to CS836019ApriorityCriticalpatent/CS239157B1/en
Publication of CS601983A1publicationCriticalpatent/CS601983A1/en
Publication of CS239157B1publicationCriticalpatent/CS239157B1/en