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 Marian Tischliar, Ubomir Ing HutkafiledCriticalMarian Tischliar
Priority to CS873027ApriorityCriticalpatent/CS262004B1/cs
Publication of CS302787A1publicationCriticalpatent/CS302787A1/cs
Publication of CS262004B1publicationCriticalpatent/CS262004B1/cs