The De Mot was an American automobile manufactured only in 1910. A product of Detroit, it was a two-seater with a two-cylinder engine. Its name was derived from a shortening of "Detroit Motor".
References
Book: Wise, David . David Burgess-Wise . The New Illustrated Encyclopedia of Automobiles . 2000 . BookSales Inc . May 2000 Rev. Upd. . . 0-7858-1106-0.