This Day in History: Alexander Graham Bell Patents the Telephone
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Microsoft News
This Day in History: Alexander Graham Bell Patents the Telephone
On March 7, 1876, Alexander Graham Bell was granted a patent for the telephone, which he had invented to improve upon telegraph technology by transmitting sound over electric currents. Working with Thomas A. Watson in Boston, Bell famously uttered the first words carried by telephone: "Mr. Watson, come here, I need you."
8 个月之前
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World's First Telephone: Alexander Graham Bell 📞 🌐 #phone
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World's First Telephone: Alexander Graham Bell 📞 🌐 #phone
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– Alexander Graham Bell
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– Alexander Graham Bell
LifeinLive[LiL]
Alexander Graham Bell Biography
History of | Alexander Graham Bell
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History of | Alexander Graham Bell
FacebookHISTORY
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Alexander Graham Bell: National Geographic Society's Second President
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Alexander Graham Bell: National Geographic Society's Second President
FacebookNational Geographic Society
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Alexander Graham Bell: Hear His Voice
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Alexander Graham Bell: Hear His Voice
ABC News
2013年4月26日
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Alexander Graham Bell was an inventor and scientist who made many significant contributions to the field of telecommunications. Here are some of his other notable inventions: - Telephone: Bell is best known for inventing the telephone. In 1876, he received a patent for his invention of the telephone, which revolutionized long-distance communication. - Photophone: In 1880, Bell invented the photophone, a device that allowed for the transmission of sound on a beam of light. Although it was not wid
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Alexander Graham Bell was an inventor and scientist who made many significant contributions to the field of telecommunications. Here are some of his other notable inventions: - Telephone: Bell is best known for inventing the telephone. In 1876, he received a patent for his invention of the telephone, which revolutionized long-distance communication. - Photophone: In 1880, Bell invented the photophone, a device that allowed for the transmission of sound on a beam of light. Although it was not wid
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已浏览 88 次2023年3月7日
Alexander Graham Bell's voice captured from old recordings
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Alexander Graham Bell's voice captured from old recordings
CNETDara Kerr
2013年4月25日
Alexander Graham Bell and the Telephone
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Alexander Graham Bell and the Telephone
qq.com
2018年1月16日
Alexander Graham Bell Inventions
The Story of Alexander Graham Bell
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The Story of Alexander Graham Bell
tcm.com
5 个月之前
Alexander Graham Bell
Alexander Graham Bell
mentalfloss.com
2020年5月29日
Alexander Graham Bell: The Man Whose Inventions Changed the Way We Communicate
Alexander Graham Bell: The Man Whose Inventions Changed the Way We Communicate
interestingengineering.com
2022年7月28日
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