John Harvey Kellogg and in 1898 released the first batch of Sanitas Toasted Corn Flakes. A modified version with a longer shelf life was released in 1902. By that time, both "Granose Biscuits" and "Granose Flakes" were available. Will Kellogg continued to develop and market flaked cereal. When he proposed adding sugar to the flakes, John would not agree to the change. So, in 1906, Will started his own company, the Battle Creek Toasted Corn Flake Company. This marked the start of a decades-long feud between the brothers. Will's Battle Creek Toasted Corn Flake Company would eventually became the Kellogg Company, while John
Kellogg Switchboard & Supply Company & Supply Company in 1951, rebranding the new division's equipment as ITT Kellogg for a decade. It then became ITT Telecommunications, but reverted to ITT Kellogg in 1986. Among ITT Kellogg's acquisitions in the 1950s was telephone manufacturer Federal Telephone & Radio. In 1958, ITT Kellogg was a contractor to the U.S. Air Force, for which Kellogg build a ground communication system for the ballistic missile base at Cooke Air Force Base. In 1989, ITT sold its telecommunications product lines, including ITT Kellogg, to Alcatel, now Alcatel-Lucent. The company's U.S. operations were later sold and privatized. The remaining business of