He stated in 1858, "man is not the only animal who labors; but he is the only one who improves his workmanship," In 1859 he praised the patent laws for having "secured to the inventor, for a limited time, the exclusive use of his invention; and thereby added the fuel of interest ...
How the telephone was inventedOverview of the invention of the telephone, with a focus on the work by Alexander Graham Bell. See all videos for this article telephone, an instrument designed for thesimultaneoustransmission and reception of the human voice. The telephone is inexpensive, is simple ...
Alexander Graham Bell, Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and refinement of the phonograph (1886). He also worked on use of light to transmit sound
so that it could be brought to the position of any of the 100 terminals. The ratcheting action on the brush gave Strowger’sinventionthe common namestep-by-step switch. The stepping movement was controlled directly by pulses from the telephone instrument. In the original systems, the caller ...
but transmission across the ocean to Europe called for a significant amount of ingenuity. While transatlantictelegraphcables had been in service since 1866, these same cables could not be used for voicetransmission, because of bandwidth limitations. Instead, the first transatlantic telephone service made...