1776
It was invented by David Bushnell.
The first submarine wasn't invented in World War 1 but was invented in 1773 in the Revolutionary War by David Bushnell. It was called the Turtle.
David Bushnell(1742-1824), a Yale graduate, designed and built a submarine
The first submarine built for combat was the Turtle (also known as the American Turtle). It was invented by David Bushnell in 1775. It was used in an unsuccessful attack on the HMS Eagle on September 6,1776
Bushnell built his submarine, the "Turtle", in early 1776 and first used it in September that year.
The Turtle (also known as the American Turtle) was the first submarine to be used in combat. It was built in 1775 and used on September 6, 1776 in an unsuccessful attack against the HMS Eagle. It was invented by David Bushnell.
No - the Turtle was invented during the Revolutionary War, and as such, the United States as a country (and patents) did not exist at that time. The first submarine to use patented designs was the SS-1, the U.S. Navy's first Diesel-Electric submarine, designed and built by John P. Holland.
turtle
David Bushnell created and used the Turtle
The Turtle was brown.
The Turtle was made mostly of wood, with a few metal parts.
He invented the first submarine ever used in combat in 1775. It was called the Turtle.