Did you mean: Ivan Kleymenov
Ivan Kleymyonov
Scientist
Ivan Terentyevich Kleymyonov was a Soviet scientist and one of the founders of Soviet rocketry.
Ivan Kleymyonov graduated from the Zhukovsky Air Force Engineering Academy in 1928. In 1932–1933, he headed the Gas Dynamics Laboratory and then was... Wikipedia
Born: April 11, 1899, Tambov Governorate
Died: January 10, 1938 (age 38 years), Moscow, Russia