The hydrophone :)
CD's
The Invention of the Telegraph by Joseph Henry in 1831 led to the invention of the phone.
The Walkman led to the invention of the iPod.
Phillips and Sony both made the first CD, independently of each company in the late 1970's. After the invention of the CD, they worked together to make a CD player.
Led Zeppelin's first CD was Led Zeppelin, sometimes known as Led Zeppelin I. It was released in 1969.
The steam engine
A caveman.
The Wright brothers' invention of the airplane led to advancements in air transportation.
Exactly that...that one invention leads to another invention. For example. The invention of the car, led to the invention of the assembly line
The 'internet'
The waterwheel.
The Telegraph