What Did Margaret Knight Invent?
What Did Margaret Knight Invent? Margaret Knight invented a machine that could automatically cut, fold, and glue flat-bottomed paper bags. Knight’s invention revolutionized the paper bag industry by replacing the work of thirty people with one machine. What was Margaret E knight known for? Knight, (born Feb. 14, 1838, York, Maine, U.S.—died Oct. 12, 1914,