Tóm tắt phần read về alexander graham bell

Tóm tắt phần read về alexander graham bell

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  1. Alexander G.Bell was born in Scotland. He worked with  deaf-mutes at Boston University. Work with his assistant, Thomas Watson invented the world’s first cell phone. After that, they traveling all over America to demonstrated to public countless exhibitions and by the 1877, the first cell phone to be put into commercial use.

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