Elijah J. McCoy (May 2, 1844  – October 10, 1929) was a Canadian-born inventor and engineer of African American descent who was notable for his 57 US patents, most having to do with the lubrication of steam engines.
Born free in Canada, he came to the United States as a young child when his family returned in 1847, becoming a U.S. resident and citizen.
Elijah J. McCoy (May 2, 1844  – October 10, 1929) was a Canadian-born inventor and engineer of African American descent who was notable for his 57 US patents, most having to do with the lubrication of steam engines. Born free in Canada, he came to the United States as a young child when his family returned in 1847, becoming a U.S. resident and citizen.
Elijah McCoy