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Henry Blair (1807–1860) was the second African American inventor to receive a patent. He was born in Glen Ross, Maryland, U.S. in 1807. His first invention was the Seed-Planter, patented October 14, 1834, which allowed farmers to plant more corn using less labor in a smaller amount of time. On August 31, 1836 he obtained a second patent for a cotton planter.
Macon Allen was the first African American to graduate was the first African American licensed to practice law in the United States, in Maine in 1844. He is also believed to be the first to hold a judicial position.