Medical Syringe to Kevlar: 7 Lesser-known Women Inventors & their Pathbreaking Inventions

Margaret E. Knight- Paper Bag Machine

Margaret Eloise Knight was born on 1838, acknowledged for her invention of paper-bag machine which modified the flat-bottomed paper bags’ manufacturing once and for all. With an eye to find a solution, she designed a device that folded and glued paper to create durable and square-bottom bags in 1868. This one innovative adjustment transformed retail and grocery packaging, making it easier.

In addition, Margaret had to go through a clash for winning a legal battle over patent rights. However, she secured her patent in 1871. Being named as ‘the female Edison’, she carried more than 25 patents in her lifetime, becoming a time-honoured name in the world of inventions.