Kellogg Switchboard and Supply
Leading U.S. telephone equipment and switchboard manufacturer
Successor:
ITT
The Kellogg Switchboard and Supply Company was an American manufacturer of telecommunication equipment. Anticipating the expiration of the earliest, fundamental Bell System patents, Milo G. Kellogg, an electrical engineer, founded the company in 1897 in Chicago to produce telephone exchange equipment and telephone apparatus. More on Wikipedia →
