Complex sentence: Drum memory was a magnetic data storage device invented by Gustav Tauschek in 1932 in Austria and was widely used in the 1950s and into the 1960s as computer memory.
Split into simpler sentences: Drum memory was a magnetic data storage device invented by Gustav Tauschek in 1932 in Austria. It was widely used in the 1950s and into the 1960s as computer memory.