“Key Caller” Speeds Phone Service (Oct, 1936)
Filed under: Origins, Telephone — @ 9:43 am
Source: Modern Mechanix ( More articles from this issue )
Issue: Oct, 1936
| Buy on Ebay
Source: Modern Mechanix ( More articles from this issue )
Issue: Oct, 1936
| Buy on Ebay
I guess that’s one route to keypad dialing.
“Key Caller” Speeds Phone Service
MAKING telephone number connections three times faster than can be done with an ordinary dial device is the work accomplished by a recent London invention. The “key caller,” as machine is called, consists of an instrument resembling a small typewriter.
“Key Caller” speeds phone service…
Neat, it’s a rotary dialer macro… Modern Mechanix 1936 – “”Key Caller” Speeds Phone Service – MAKING telephone number connections three times faster than can be done with an ordinary dial device is the work accomplished by a recent……
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