Kellogg 700
KelloggKelloggThe 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.Read more on Wikipedia → · Model 700 · “Slipper” · deco, American
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