[From Wired magazine 18.09 SEP 2010. Text by Steven Leckart, photo by Dan Forbes.] At Detraform HQ I like to think I know a thing or two about the history of telephone design, but this month I learned something new in the pages of Wired. Fifteen years before the introduction of touch tone phones, Bell Labs created this push-button prototype using a Western Electric model 302.

[From Wired magazine 18.09 SEP 2010. Text by Steven Leckart, photo by Dan Forbes.]

At Detraform HQ I like to think I know a thing or two about the history of telephone design, but this month I learned something new in the pages of Wired. Fifteen years before the introduction of touch tone phones, Bell Labs created this push-button prototype using a Western Electric model 302.