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 Leos Vaclavik, Jan Kur, Stanislav KirchnerfiledCriticalLeos Vaclavik
Priority to CS278077ApriorityCriticalpatent/CS186181B1/en
Publication of CS186181B1publicationCriticalpatent/CS186181B1/en