Sarah Boone is believed to be the fifth African-American woman to be awarded a U.S. patent Her invention, U.S. Patent No. 473,653, issued in 1892 and was directed to an improved ironing board. The object of her invention was “to produce a cheap, simple, convenient, and highly effective device, particularly adapted to be used in ironing the sleeves and bodies of ladies’ garments.”

Full Article Available Here