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 Frantisek Doc Rndr Csc Kosek, Cimpl Zdenek, Jiri Ing Janos, Vaclav Prof Ing Drsc Husa, Frantisek Prom Chem MatejkafiledCriticalFrantisek Doc Rndr Csc Kosek
Priority to CS845654ApriorityCriticalpatent/CS239785B1/en
Publication of CS565484A1publicationCriticalpatent/CS565484A1/en
Publication of CS239785B1publicationCriticalpatent/CS239785B1/en