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Application filed by Gajjdardzhiev, Furnadzhiev, Bajjnov, Peshev, Iliev, Jjonov, BajjkushevfiledCriticalGajjdardzhiev
Priority to BG6211083ApriorityCriticalpatent/BG36642A1/en
Publication of BG36642A1publicationCriticalpatent/BG36642A1/en