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 Alexandr N Komarov, Jurij L Urin, Georgij J AlexejenkofiledCriticalAlexandr N Komarov
Priority to CS816269ApriorityCriticalpatent/CS237441B1/en
Publication of CS626981A1publicationCriticalpatent/CS626981A1/en
Publication of CS237441B1publicationCriticalpatent/CS237441B1/en