Alexander Graham Bell Day
Alexander Graham Bell (1847-1922) was a Scottish researcher and inventor . Every year March 7 is celebrated as Alexander Graham Bell Day because it was on this day in 1876 , that his groundbreaking invention, the telephone, was patented . The first words spoken over the telephone by him on March 10,1876 were, "Mr.Watson, come here, I want to see you." Let's get to know his few other inventions as well... Bell's first invention was a wheat dehusking machine when he was in his early teens. Metal Detector - Bell came up with this device to locate a bullet inside of assassinated President James A.Garfield . Audiometer - device used to detect hearing problems Graphophone (originally known as phonograph) - a machine used to record and playback sounds. Bell's invention of telephone was a milestone in the communication field and now it's modified versions has become an important and indispensable gadget in everyone's day to day life.