alexander graham bell造句
1. Alexander Graham Bell invented the telephone in 1876.
2. In 1880 Alexander Graham Bell was granted a patent on an apparatus for signalling and communicating called a Photophone.
3. Alexander Graham Bell looked upon his telephone as an entertainment medium.
4. Since the 1830s, various inventors, even Alexander Graham Bell, had tinkered with devising some kind of external respiration.
5. Alexander Graham Bell invented the telephone.
6. Birth of Alexander Graham Bell, Edinburgh, Scotland.
7. Alexander Graham Bell was the inventor of the telephone.
8. In 1870, Alexander Graham Bell patented the telephone.
9. Alexander Graham Bell develops the photophone which uses sunlight to carry messages. It was never commercially produced.
10. Even Alexander Graham Bell tried to help by inventing a metal detector.
11. Alexander Graham Bell invented the telephone, and Guglielmo Marconi invented the telegraph without wires.
12. Two American inventors, Alexander Graham Bell and Elisha Gray, succeeded at almost the same time.
13. It is a fact that Alexander Graham Bell invented the telephone.
14. Alexander Graham Bell , Scottish - born inventor of the telephone in 1876, died at his home.
15. Alexander Graham Bell, inventor and aviation pioneer, helps a boy balance on the pontoon of a Sikorsky S-38 amphibious aircraft in the 1930s./alexander graham bell.html
16. The invention of the telephone is ascribed to Alexander Graham Bell.
17. Alexander Graham Bell always lived by the philosophy that when one door closes , another one opens.
18. The first voice to peregrination over a wire was even a surprise for its inventor. Alexander Graham Bell.
19. Keller met every US President from Grover Cleveland to Lyndon B. Johnson and was friends with many famous figures, including Alexander Graham Bell, Charlie Chaplin, and Mark Twain.