Chiếc điện thoại di động đầu tiên ra đời từ 1922
Trang tin Open Culture vừa hé mở một đoạn phim tư liệu từ kho lưu trữ British Pathé, qua đó cho thấy chiếc điện thoại di động đầu tiên trên thế giới đã được thử nghiệm và sử dụng từ năm 1922.
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