Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
Reference: Waterphone
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
Richard Waters invented the waterphone in the 1960s and patented it in 1975.
Over the years, the Toyota Corolla has been sold as a sedan, hatchback, wagon, coupe, and even a crossover, the Corolla Cross.