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1 janv. 1919 - Pulse dialing telephone

Description:

The pulse dialing telephone had a rotary dial. It was created in 1919.

Ajouté au bande de temps:

Telephony

Bymgonzalez
9 déc. 2017

Date:

1 janv. 1919
Maintenaint
~ Il y a 105 ans
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