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 Josef Ing Korinek, Kuhnl Zbynek, Novotny Milos, Jiri ZarubafiledCriticalJosef Ing Korinek
Priority to CS875510ApriorityCriticalpatent/CS271563B1/cs
Publication of CS551087A1publicationCriticalpatent/CS551087A1/cs
Publication of CS271563B1publicationCriticalpatent/CS271563B1/cs