Did you mean: Alexander Bereznyak
Aleksandr Bereznyak
Soviet inventor
Aleksandr Yakovlevich Bereznyak was a Soviet aircraft and missile designer. He was the Chief Designer of MKB Raduga, from March 1957. Wikipedia
Born: December 29, 1912, Boyarkino, Russia
Died: July 7, 1974 (age 61 years), Dubna, Russia
Significant design: BI-1