The
Burroughs Corporation was a major American manufacturer of business equipment. The company was founded in 1886 as the
American Arithmometer Company, and after the 1986 merger with
Sperry Univac was renamed
Unisys. The company's history paralleled many of the major developments in
computing. At its start it produced mechanical
adding machines, and later moved into programmable ledgers and then computers. It was one of the largest producers of
mainframe computers in the world, also producing related equipment including
typewriters and
printers.