Alexander Graham #Bell was an American innovator who was created the first practical #telephone. His grandfather was a linguist and father was a hearing impaired educator, he had influence from them, and interested in the conveying and the reproduction of the sounds. He succeeded in getting his telephone to work and awarded the first U.S. #patentfor the telephone in 1876. Then, he founded Bell Telephone Company, starting the telephone business. In 1915, Bell launched the long-distance line, which across the North America, and made the first ceremonial transcontinental telephone call.

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