In August 1888, Ellen Elgin, a black woman housekeeper, invented a clothes wringer which allowed clothing to be washed and dried faster by feeding clothes through two rollers to wring out the clothing, thereby making them easier to hang and dry. Elgin sold her patent to a white person because she felt it would have a better chance at success than if people knew the inventor was a woman of color. Thus, U.S. Patent No. 459,343 lists Cyrenus Wheeler, Jr. as the inventor.

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