gray-edison

Updated: May 8, 2025

Some action had to be taken quickly, so licenses were given to four other manufacturers to make bells, switchboards, and so forth. By this time the Western Electric Company of Chicago had begun to make the infringing Gray-Edison telephones for the Western Union, so that there were soon six groups of mechanics puzzling their wits over the new talk-machinery.

Herbert Newton Casson - The History of the Telephone