| Carlos Glidden|| March 11, 1877|
| Samuel W Soule, Christopher Latham Sholes, James Dens|
Carlos Glidden (November 8, 1834 – March 11, 1877), along with Christopher Sholes, Frank Haven Hall, and Samuel W. Soule, invented the first practical typewriter at a machine shop in Milwaukee, Wisconsin. He kept on improving the typewriter until he died.
Carlos Glidden Wikipedia