Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
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- Who invented the waterphone?
“Richard Waters invented the waterphone in the 1960s and patented it in 1975.”
Reference: Waterphone
More from this shelf
What is a waterphone made of?
A waterphone is made of a stainless steel bowl with bronze rods around the edge and water inside.
Amazing fact about the invention of the lighter
The cigarette lighter was invented before the match.