1. The telephone was invented by American Bell in 1876. Others believe that Elisha Gray was the inventor of the telephone.
2. Alexander Graham Bell (English: Alexander Graham Bell, March 3, 1847 - August 2, 1922), Canadian inventor and entrepreneur. He patented the world's first usable telephone and founded the Bell Telephone Company (the predecessor of AT&T Corporation). In 2004, Bell was selected as one of the "Top Ten Outstanding Canadians" in the "Greatest Canadians" selection held by the Canadian Broadcasting Corporation.
3. Elisha Gray (August 2, 1835 - June 21, 1901), a famous inventor and the inventor of the liquid telephone. In the 1870s, he competed with Bell for the patent for the invention of the telephone. Although the lawsuit lasted for more than ten years and ended in failure, Gray undoubtedly became a famous inventor involved in the patent for the invention of the telephone and became famous. In this vigorous battle and lawsuit, Bell took the opportunity to profit and gain fame, while Gray became the "out of favor" among them.