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Application filed by Ilja S Izakson, Petr N Kolesnikov, Vladimir A Zaika, Valerij A Smirnov, Anatolij Ja LesnicenkofiledCriticalIlja S Izakson
Priority to DD27401885ApriorityCriticalpatent/DD264597A3/de
Publication of DD264597A3publicationCriticalpatent/DD264597A3/de