Dialling (telephony)

For the article relating to construction of sundials, see Dialling.

Dialling, also spelled dialing, is the action of initiating a telephone call by operating the rotary dial or the telephone keypad of a telephone.

Almon Brown Strowger (Penfield, New York, United States, Feb 11, 1839 – St. Petersburg, Florida, United States, May 26, 1902) gave his name to the electromechanical telephone exchange technology that his invention and patent inspired.

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