1931
The Melotyp music typewriter was invented by Gustave Rundstatler in Berlin Germany. There is speculation, however, that Carl Winterling was the actual inventor in Frankfurt, Germany, but the the patent filed in the United States bears the name of Gust Rundstatler with an application date of September 24, 1936. Rundstatler apparantley had applied for a German patent in 1933 and was also patented in Britain.