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When was the first telephone invented? 3 года назад


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When was the first telephone invented?

00:00 - When was the first telephone invented? 00:43 - Why we say hello on the phone? 01:11 - What was the first telephone called? 01:47 - What was the first telephone number? Laura S. Harris (2021, February 2.) When was the first telephone invented? AskAbout.video/articles/When-was-the-first-telephone-invented-218033 ---------- Our mission is to create educational content. Therefore, we also explored this topic from a scientific point of view. When judging the content, keep in mind that the scientific presentation of the topic requires a broad perspective which may be hurtful to some people.

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