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 Kosek Jiri, Knybel Frantisek, Kaminsky LubomirfiledCriticalKosek Jiri
Priority to CS875657ApriorityCriticalpatent/CS263043B1/en
Publication of CS565787A1publicationCriticalpatent/CS565787A1/en
Publication of CS263043B1publicationCriticalpatent/CS263043B1/en