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Application filed by Ivan M Todorov, Slavejjka Zh Nikolova, Stancho D Stankov, Ivan G Janev, Kostadin S Karaivanov, Jjordan V Nikolov, Trendafil D TrendafilovfiledCriticalIvan M Todorov
Priority to BG8007987ApriorityCriticalpatent/BG44130A1/en
Publication of BG44130A1publicationCriticalpatent/BG44130A1/en