Who were eli whitney, francis cabot lowell, and samuel slater?

Eli Whitney invented the cotton gin.

 Francis Cabot Lowell was an American businessman for whom the city of Lowell, Massachusetts, is named. He was instrumental in bringing the Industrial Revolution to the United States.

Samuel Slater was an early  English/American industrialist known as the Father of the American Industrial Revolution. Because he brought British textile technology to America modifying it for use in the United States