Schoenberg was credited with it's creation, but Alban Berg started using Dodecaphony in 1912, three years before Schoenberg.
Schoenberg did, however, innovate the twelve-tone system.
Beethoven
Schoenberg
twelve-tone system
cuneiform was the system of writing that the Sumerians invented if you are in sixth grade this is a question you will be getting in social studies! have fun with it :)
Alan Dower Blumlein
Arnold Schoenberg, Austrian composer in 1921.
Schoenberg
The 43-tone scale was devised by 20th-century American composer, Harry Partch.
beethoven
Beethoven
Schoenberg
The system that regulates blood composition and gets rid of waste is the Excretory system.
Carolus Linnaeus invented the classification system
1950's solar system invented
Nikolas Tesla invented the ignition system in 1898.
letse
It was invented in 1982