The FIRST musical instrument
receive a patent in America (which makes it officially the first musical
instrument of any kind, recognized in America) was invented in 1761 by Benjamin
Franklin and he called it GLASS ARMONICA.
You can read all about it here:
Queen of Glass Music: Franklin's "Armonica"
most important development in glass music came when, in 1761, young
impressed by the instrument that he looked for a way to improve it. As he wrote to his friend, Giovanni Battista Beccaria, in Italy: