Milo Kellogg was a pioneer in the development and production of telephone apparatus and switchboards, and the founder of Kellogg Switchboard and Supply Co. In 1872, he joined Western Electric Company and became general manager in 1882. He then became president of Central Union Company and Cumberland Telephone Company. He held more than 150 patents, and invented the divided multiple switchboard, which provided greater flexibility than earlier designs in handling large subscriber bases in urban markets. In 1897 he founded Kellogg Switchboard and Supply Co. to produce telephones and exchange equipment for the independent telephone company market.
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Milo Kellogg founds Kellogg Switchboard and Supply
