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 Ferdinand KubakfiledCriticalFerdinand Kubak
Priority to CS72976ApriorityCriticalpatent/CS191480B1/cs
Publication of CS191480B1publicationCriticalpatent/CS191480B1/cs