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American billionaire industrialist David Koch, a former executive vice-president of conglomerate Koch Industries, and a major backer of conservative causes and political candidates, has died, his brother said on Friday.
Koch was one of 2 brothers who funded much of the U.S. conservative political movement
American billionaire industrialist David Koch, a former executive vice-president of conglomerate Koch Industries, and a major backer of conservative causes and political candidates, has died, his brother said on Friday.
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