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 Kovacik Milan, Marian Ing PavcikfiledCriticalKovacik Milan
Priority to CS893965ApriorityCriticalpatent/CS396589A3/cs
Publication of CS396589A3publicationCriticalpatent/CS396589A3/cs