#data-phone

[stone-cold-groove]

Think both. Ad for the Bell System’s Data-Phone data transmission service - 1965.

[danismm]

The Data-Phone, More and more, “machine talk” is being transmitted over the same communications facilities that carry your everyday telephone conversations. The Western Electric Data-Phone set helps make it possible. It converts machine language--from punched cards, paper tape or magnetic strip--into tone language for transmission over the nation-wide telephone network. 1962